US Patent Class 280
LAND VEHICLES




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Current as of: June, 1999
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  DF  CLASS NOTES
1  DF  MISCELLANEOUS
827  DF  SIMULATIONS OF THE VELOCIPEDE TYPE
828  DF  .~ Occupant propelled
829  DF  .~.~ Boat
1.12  DF  .~.~ Aircraft
1.13  DF  .~.~ Figure
1.14  DF  .~.~.~ Noise makers
1.16  DF  .~.~.~ Figure and carriage
1.165  DF  .~.~.~.~ With moving figure or figure parts
1.167  DF  .~.~.~.~.~ Relatively movable legs
1.173  DF  .~.~.~ Plural
1.175  DF  .~.~.~ Progressing rocker type
1.177  DF  .~.~.~.~ Plural relatively moving rockers
1.181  DF  .~.~.~ With alternately advanced ground engaging means
1.182  DF  .~.~.~.~ Galloping progression
1.183  DF  .~.~.~.~.~ Foot or saddle actuated
1.184  DF  .~.~.~.~.~ With additional ground engaging means
1.186  DF  .~.~.~ Occupant not astride
1.188  DF  .~.~.~ Convertible, interchangeable, or adjustable
1.189  DF  .~.~.~ Combined
1.191  DF  .~.~.~ With rider body motion
1.192  DF  .~.~.~.~ With figure motion
1.193  DF  .~.~.~.~.~ Platform rocker type
1.194  DF  .~.~.~.~.~ Additional relatively movable drive
1.195  DF  .~.~.~.~.~ Rigid or rigid link steering
1.196  DF  .~.~.~.~.~ Body centrally pivoted
1.201  DF  .~.~.~ Movably mounted figure or figure parts
1.202  DF  .~.~.~.~ Steering movement
1.203  DF  .~.~.~.~.~ Body hinged in vertical plane
1.204  DF  .~.~.~.~ Movable legs
1.206  DF  .~.~.~ Rein steered or driven
1.207  DF  .~.~.~ Stirrup steered or driven
1.208  DF  .~.~.~ Hollow body
1.21  DF  .~ Aircraft
1.22  DF  .~ Figure
1.23  DF  .~.~ Attendant propelled
1.5  DF  WITH MEANS FOR ENGAGING BODY OF WALKING ATTENDANT
3  DF  WHEELED PROPELLED
4  DF  HOSE AND LADDER
830  DF  TANK OR BOILER
7  DF  .~ With tank leveling device
831  DF  .~ Tank forms load support
832  DF  .~ Insulated tank walls
833  DF  .~ Saddle type; vehicle frame straddling
834  DF  .~ Service tank
835  DF  .~.~ Cycle type
836  DF  .~ Ground engaging or rolling wheel type
837  DF  .~ Semitrailer tank vehicle
838  DF  .~ Tank truck
839  DF  .~ Trailer tank vehicle
5.2  DF  STEP OR ABUTMENT ASCENDING TYPE VEHICLE
5.22  DF  .~ With endless track
5.24  DF  .~ With skid or rollerway
5.26  DF  .~ With spider-type engaging means
5.28  DF  .~ Relatively movable running gear portions
5.3  DF  .~ Jack-type attachment (i.e., elevating)
5.32  DF  .~ Fulcrum attachment
5.5  DF  SUSPENSION MODIFICATION ENACTED DURING TRAVEL (I.E., ACTIVE SUSPENSION CONTROL)
5.501  DF  .~ Including fail-safe override of hazardous condition
5.502  DF  .~.~ Of lateral vehicle attitude (e.g., antiroll, antisway)
5.503  DF  .~ Priority assignment between diverse control criterion
5.504  DF  .~ Including condition or parameter adjustment occurring at longitudinally spaced vehicle axles
5.505  DF  .~.~ Applied between diagonally opposed suspension units
5.506  DF  .~.~ Controlling lateral vehicle attitude (e.g., antiroll, antisway)
5.507  DF  .~ Lateral and longitudinal vehicle attitude control (e.g., combinations of antidive, antipitch, antiroll, antisquat, antisway, antiyaw, riding, or suspension height)
5.508  DF  .~ Lateral vehicle disposition
5.509  DF  .~.~ Body banking
5.51  DF  .~.~ Steering element responsive (e.g., steering angle, steering rate)
5.511  DF  .~.~.~ Applied to sway or torsion bar
5.512  DF  .~.~.~ Including suspension stiffness for ride comfort (e.g., damping coefficient, spring rate)
5.513  DF  .~ Longitudinal vehicle disposition (e.g., antidive, antipitch, antisquat)
5.514  DF  .~ Riding or suspension height (e.g., ground-clearance, "trim height")
5.515  DF  .~ Suspension stiffness for ride comfort (e.g., damping coefficient, spring rate)
5.516  DF  .~.~ Bushing compliance
5.517  DF  .~.~ Look ahead
5.518  DF  .~.~.~ Traveling surface inspection
5.519  DF  .~.~ Plural distinct modes (i.e., HARD-SOFT)
5.52  DF  .~ Suspension geometry (e.g., camber, caster, toe-in/toe-out, wheel track, road contact)
5.521  DF  .~.~ Camber or caster
5.522  DF  .~.~ Toe
5.523  DF  .~.~.~ Bushing compliance
5.524  DF  .~.~.~.~ Nonsteered wheel (e.g., independent rear suspension)
6.15  DF  BODY ELEVATION OR TILT
6.151  DF  .~ Loading position
6.152  DF  .~.~ Occupant ingress or egress
6.153  DF  .~ Static site leveling (e.g., camper, mobile home, recreational vehicle, work vehicle)
6.154  DF  .~ Terrain slope compensation
6.155  DF  .~.~ Individual ground engaging means vertically movable
6.156  DF  .~.~.~ Longitudinally extending support arm
6.157  DF  .~ Establishing riding or trim height
6.158  DF  .~.~ Including dwell period (e.g., delay, inactive, suppression)
6.159  DF  .~.~ Load responsive
6.16  DF  .~.~.~ Lateral vehicle attitude
7.1  DF  CONVERTIBLE (I.E., VELOCIPEDE TYPE)
7.11  DF  .~ To drop frame
7.12  DF  .~ Wheel to or from runner
7.13  DF  .~.~ Skates
7.14  DF  .~.~ Substituted
7.15  DF  .~ Occupant propelled
7.16  DF  .~.~ To or from plural occupant
7.17  DF  .~.~ To nonpropelled
8  DF  WHEELED AND RUNNER
9  DF  .~ Retracting wheel or runner
10  DF  .~.~ Wheel-runner type
11  DF  .~.~ Pivoted lateral axis
841  DF  SKATES
11.115  DF  .~ With propulsion means driven by occupant
11.12  DF  .~ Runner type
600  DF  .~.~ Snow skates
601  DF  .~.~ Skis
602  DF  .~.~.~ With camber or flexibility control
603  DF  .~.~.~ Knockdown, folding, or collapsible
604  DF  .~.~.~ With climbing or braking means
605  DF  .~.~.~.~ Pivotally mounted brake member
606  DF  .~.~.~ Steerable or with handle
607  DF  .~.~.~ With foot supporting plate or portion
608  DF  .~.~.~ With edge or guide strip
609  DF  .~.~.~ With special shape, contour, or groove
610  DF  .~.~.~ Laminated or synthetic material
11.14  DF  .~.~ With resiliently mounted foot supports
11.15  DF  .~.~ Jointed runner and foot supports
11.16  DF  .~.~ Extensible
11.17  DF  .~.~ Tubular foot posts
11.18  DF  .~.~ Runners
842  DF  .~ Ski simulators
843  DF  .~ Ball type roller skates
844  DF  .~ Endless tread skates
11.19  DF  .~ Wheeled skate
11.2  DF  .~.~ With brake
11.21  DF  .~.~ With retrogression preventers
11.22  DF  .~.~ Tandem wheels
11.23  DF  .~.~.~ Two-wheeled
11.24  DF  .~.~ One-wheel
11.25  DF  .~.~ Two-wheeled
11.26  DF  .~.~ Extensible
11.27  DF  .~.~ Trucks and mountings
11.28  DF  .~.~.~ Resiliently yieldable
11.3  DF  .~ Shoe attaching means
11.31  DF  .~.~ Toe and/or heel clamps
11.32  DF  .~.~.~ Screw actuated
11.33  DF  .~.~.~ Lever actuated
11.34  DF  .~.~.~.~ With screw adjustment
611  DF  .~.~ Ski fasteners
612  DF  .~.~.~ Magnetic
613  DF  .~.~.~ Operating mechanism located in or under boot
614  DF  .~.~.~ Cross-country to or from downhill
615  DF  .~.~.~ Cross-country only
616  DF  .~.~.~ Toe and heel fasteners interconnected for simultaneous operation
617  DF  .~.~.~ Toe and heel fasteners mounted on common support plate or element
618  DF  .~.~.~.~ Plate is movable or releasable from ski
619  DF  .~.~.~ Heel cable and/or ankle strap type
620  DF  .~.~.~.~ Attached to movable or releasable plate
621  DF  .~.~.~.~ Cable tightening mechanism mounted on ski
622  DF  .~.~.~.~ With means to separate cable or pull cable from boot
623  DF  .~.~.~ Hold-downs or clamps
624  DF  .~.~.~.~ Side or rear hold-down only (e.g., "Spademan" bindings)
625  DF  .~.~.~.~ Clamp comprises plural sole engaging members
626  DF  .~.~.~.~ Pivotal about horizontal and/or vertical axis
627  DF  .~.~.~.~.~ With nonpivotal hold-down or clamp
628  DF  .~.~.~.~.~ Pivotable about both horizontal and vertical axis
629  DF  .~.~.~.~.~ Pivotable about vertical axis or axes
630  DF  .~.~.~.~.~.~ Single fixed axes
631  DF  .~.~.~.~.~ Single, fixed, transverse horizontal axis
632  DF  .~.~.~.~.~.~ With latch or catch means
633  DF  .~.~.~.~ With adjustable or detachable support
634  DF  .~.~.~.~ With specific detent, adjustment, or tension structure
635  DF  .~.~.~.~ Toe irons (i.e., side cheeks)
636  DF  .~.~.~ Sole supports and antifriction devices
637  DF  .~.~.~ With runaway strap
11.36  DF  .~.~ Ankle braces
809  DF  SKI OR SKATE APPLIANCE OR ATTACHMENT
810  DF  .~ Wind sail for propelling or braking skier or skater
811  DF  .~ Ice or roller skate boot attachment (e.g., cover, protector, etc.)
812  DF  .~ Seat supported by ski pole
813  DF  .~ Ski or pole having means to scrape snow or ice from ski or boot
814  DF  .~ Clamp, tie, or case for carrying or storage of skis
815  DF  .~.~ Prevents warp, maintains camber, or conforms to ski shape
816  DF  .~ Combined
817  DF  .~ Anti-crossover for skis
818  DF  .~ Having means interconnecting skis for training
819  DF  .~ Ski pole
820  DF  .~.~ Having means to interconnect with another pole
821  DF  .~.~ Hand grip
822  DF  .~.~.~ Having quick release means
823  DF  .~.~ Adjustable length (e.g., retractable tip)
824  DF  .~.~ Ring or basket
825  DF  .~ Scabbards for ice or roller skates
826  DF  .~ Riding stick
845  DF  RUNNER VEHICLE
12.1  DF  .~ With occupant propelled means
12.11  DF  .~.~ Intermittent ground engaging
12.12  DF  .~.~.~ Foot actuated
12.13  DF  .~.~ Traction wheel drive
12.14  DF  .~.~.~ Foot actuated
13  DF  .~ Wheel runner
14  DF  .~ Hub runner
14.1  DF  .~ Skis converted to sled
14.2  DF  .~ Standing occupant
14.3  DF  .~.~ With steering handle
15  DF  .~ Multiple sled
16  DF  .~.~ Occupant steered
17  DF  .~.~ Swivel and rocking
18  DF  .~ Toboggan
18.1  DF  .~.~ Bowl or saucer type
19  DF  .~.~ Drag
19.1  DF  .~ Shelter sled
20  DF  .~ Folding
21.1  DF  .~ Occupant steered
22  DF  .~.~ Flexible runner
22.1  DF  .~.~ Tiltable runner type
23.1  DF  .~ Push
24  DF  .~ With draft attachment
25  DF  .~ Spring
26  DF  .~ Rocker runner
27  DF  .~ Knees
28  DF  .~ Runner bases
28.11  DF  .~ With brake
28.12  DF  .~ Container type
28.13  DF  .~ Logging type sled
28.14  DF  .~ Central runner
28.15  DF  .~.~ With auxiliary outrigger runner
28.16  DF  .~ Auxiliary top, bottom, or side runners
28.17  DF  .~ Machinery sled
28.18  DF  .~.~ Tank or vacuum cleaner
28.5  DF  WHEEL SUBSTITUTE
29  DF  WHEELED
200  DF  .~ Occupant propelled type
201  DF  .~.~ Combined with pump
202  DF  .~.~ With carrier
203  DF  .~.~.~ Sidecar type
204  DF  .~.~.~ Trailing vehicle
205  DF  .~.~ Single axis or wheel
206  DF  .~.~.~ Occupant within wheel
207  DF  .~.~.~.~ Epicyclic or squirrel cage type
208  DF  .~.~.~.~ Dicycles
209  DF  .~.~ Parallel connected cycles
210  DF  .~.~ With propulsion means
211  DF  .~.~.~ Steering by driving
212  DF  .~.~.~ Added or stored energy device
213  DF  .~.~.~.~ Sail attachments
214  DF  .~.~.~.~ With occupant propulsion means
215  DF  .~.~.~.~.~ Interposed power storing device
216  DF  .~.~.~.~.~.~ Fluid system
217  DF  .~.~.~.~.~.~ Flywheel or weight
218  DF  .~.~.~ Inching or step-by-step
219  DF  .~.~.~ Intermittent ground engaging drive
220  DF  .~.~.~ Movable occupant support
221  DF  .~.~.~.~ Interconnected with propulsion means
222  DF  .~.~.~.~.~ Plural occupant propelled
223  DF  .~.~.~.~.~ With added power application
224  DF  .~.~.~.~.~.~ Hand and foot
225  DF  .~.~.~.~.~.~ Hand
226.1  DF  .~.~.~.~.~ Movable seat
227  DF  .~.~.~.~.~.~ And crank hanger
228  DF  .~.~.~.~.~ Treadmill type
229  DF  .~.~.~.~ Eccentrically mounted wheels
230  DF  .~.~.~ Plural power application
231  DF  .~.~.~.~ Plural occupant propelled
232  DF  .~.~.~.~.~ Hand and foot
233  DF  .~.~.~.~ Hand and foot
234  DF  .~.~.~.~.~ Interconnected steering means
235  DF  .~.~.~.~.~ Seat or body steered
236  DF  .~.~.~ Reversing and power ratio change
237  DF  .~.~.~.~ Reversing
238  DF  .~.~.~.~ Shiftable clutch or gearing
239  DF  .~.~.~ Three tandem wheels
240  DF  .~.~.~ Interconnected steering means
241  DF  .~.~.~ Intermittent gripped belt or chain
242.1  DF  .~.~.~ Hand propelled
243  DF  .~.~.~.~ Strap, drum, and ratchet
244  DF  .~.~.~.~ Oscillating lever
245  DF  .~.~.~.~.~ Rack and pinion
246  DF  .~.~.~.~.~ Linkage and ratchet
247  DF  .~.~.~.~.~ Linkage and crank
248  DF  .~.~.~.~.~.~ With gearing
249  DF  .~.~.~.~ Hand wheel or crack and gearing
250  DF  .~.~.~.~.~ Belt or chain
250.1  DF  .~.~.~.~ Wheelchair type
251  DF  .~.~.~ Strap, drum, and ratchet
252  DF  .~.~.~ Reciprocating power application
253  DF  .~.~.~ Oscillating lever
254  DF  .~.~.~.~ Rack and pinion
255  DF  .~.~.~.~ Linkage and ratchet
256  DF  .~.~.~.~ Linkage and crank
257  DF  .~.~.~.~.~ With gearing
258  DF  .~.~.~.~ Ratchet and gearing
259  DF  .~.~.~ Rotary crank power
260  DF  .~.~.~.~ With gearing
261  DF  .~.~.~.~.~ Belt or chain
262  DF  .~.~.~.~ With pitman
263  DF  .~.~ With steering
264  DF  .~.~.~ Combined with brake
265  DF  .~.~.~ Foot steered
266  DF  .~.~.~ Seat or body steered
267  DF  .~.~.~ Two-wheel controlled
268  DF  .~.~.~.~ Centering
269  DF  .~.~.~.~ Stub axle
270  DF  .~.~.~ One-wheel controlled
271  DF  .~.~.~.~ Centering
272  DF  .~.~.~.~ Checked
273  DF  .~.~.~.~ Plural occupant
274  DF  .~.~.~.~ Frames and running gear
275  DF  .~.~.~.~.~ Yielding
276  DF  .~.~.~.~.~.~ Front forks and heads
277  DF  .~.~.~.~.~.~.~ Independent wheel mounting
278  DF  .~.~.~.~.~ Extensible and knockdown
279  DF  .~.~.~.~.~ Front forks and heads
280  DF  .~.~.~.~.~.~ Crowns
281.1  DF  .~.~ Frames and running gear
282  DF  .~.~.~ Polycycles
283  DF  .~.~.~ Yielding
284  DF  .~.~.~.~ Rear forks
285  DF  .~.~.~.~.~ Independent wheel mounting
286  DF  .~.~.~.~ Independent wheel mounting
287  DF  .~.~.~ Extensible and knockdown
288  DF  .~.~.~ Rear forks
288.1  DF  .~.~.~ Low profile
288.2  DF  .~.~.~ Combined with body
288.3  DF  .~.~.~ Hollow shell frames
288.4  DF  .~.~ Attachments and accessories
290  DF  .~.~.~ Occupant body harness
291  DF  .~.~.~ Steps and foot rests
292  DF  .~.~.~ Towing attachments
293  DF  .~.~.~ Props and steadying devices
294  DF  .~.~.~.~ Pedal attached
295  DF  .~.~.~.~ Combined and/or convertible
296  DF  .~.~.~.~.~ With wheel or propulsion engaging means
297  DF  .~.~.~.~.~ With locking means
298  DF  .~.~.~.~ Pivoted and extensible
299  DF  .~.~.~.~.~ U-frames
300  DF  .~.~.~.~.~ Plural leg
301  DF  .~.~.~.~ Pivoted
302  DF  .~.~.~.~.~ U-frames
303  DF  .~.~.~.~.~ Plural leg
304  DF  .~.~.~.~ Extensible or sliding
304.1  DF  .~.~.~ Wheelchair
304.2  DF  .~.~.~ Wheel driven
304.3  DF  .~.~.~ Guards and reinforcements
304.4  DF  .~.~.~.~ Occupant engaging
304.5  DF  .~.~.~ Handling and carrying attachments
30  DF  .~ Convertible
31  DF  .~.~ Cradle or crib
32  DF  .~.~ Skids
32.5  DF  .~ With worker's support or shade
32.6  DF  .~.~ Repairman's creepers
32.7  DF  .~ Riding attachment
400  DF  .~ Articulated vehicle
401  DF  .~.~ Collapsible to superposed relation
402  DF  .~.~ Single end suspension of transported vehicle
403  DF  .~.~ With access between vehicles
404  DF  .~.~ Load separately supported on plural units (e.g., pole carrying type)
405.1  DF  .~.~ Load distribution adjustment
406.1  DF  .~.~.~ Plural connections
406.2  DF  .~.~.~.~ House trailer hitch type
407  DF  .~.~.~ Adjustable connection to leading vehicle
407.1  DF  .~.~.~ Semitrailer type
408  DF  .~.~ With draft means at front and rear of same vehicle (e.g., vehicle train)
409  DF  .~.~.~ For laterally offset vehicles
410  DF  .~.~.~ Direct draft
411.1  DF  .~.~ Multiple trailing vehicles
412  DF  .~.~.~ Adjustable position
413  DF  .~.~.~.~ Abreast
414.1  DF  .~.~ Boat carrying type
414.2  DF  .~.~.~ Temporarily attached wheel assembly
414.3  DF  .~.~.~ Boat suspending means
414.5  DF  .~.~ With actuator for moving trailing vehicle wheel vertically
415.1  DF  .~.~ Convertible
416  DF  .~.~.~ Animal and vehicle draft
416.1  DF  .~.~.~ Convertible or interchangeable from one type coupling to another
416.2  DF  .~.~.~.~ From three point hitch
416.3  DF  .~.~.~.~ Male and female coupling member
417.1  DF  .~.~.~.~ To or from gooseneck
418  DF  .~.~.~ Two-wheel and four-wheel
418.1  DF  .~.~.~ Semitrailer-type vehicle
419  DF  .~.~ Interconnected steering of plural units
420  DF  .~.~ Service connections
421  DF  .~.~.~ Fluid
422  DF  .~.~.~ Electric
423.1  DF  .~.~ Semitrailer
424  DF  .~.~.~ Passenger carrying type
425.1  DF  .~.~.~ Coupling and uncoupling with facilitating lift means
425.2  DF  .~.~.~.~ With additional detachable or shiftable gooseneck
426  DF  .~.~.~ Steering by articulative movement
427  DF  .~.~.~ Interrelated operation of coupling, landing gear, and brake
428  DF  .~.~.~.~ Interrelated brake and coupling
429  DF  .~.~.~.~ Landing gear actuated by coupling action
430  DF  .~.~.~.~.~ Longitudinally movable trailer coupling
431  DF  .~.~.~.~ Landing gear and coupling interlock
432  DF  .~.~.~ Safety devices
433  DF  .~.~.~ Fifth wheel only
434  DF  .~.~.~.~ Self-coupling
435  DF  .~.~.~.~.~ Double pivoted jaws
436  DF  .~.~.~.~.~.~ Urged to retaining position by draft
437  DF  .~.~.~.~.~ Transverse horizontal pivot retainer
438.1  DF  .~.~.~.~ Movably mounted
439  DF  .~.~.~.~.~ Resilient
440  DF  .~.~.~.~.~.~ Rubber
441  DF  .~.~.~.~.~.~ Slidably mounted
441.1  DF  .~.~.~.~.~ Turntable-type fifth wheel coupling
441.2  DF  .~.~.~ Detachable or shiftable gooseneck type
442  DF  .~.~ Wheel steering by articulative movement
443  DF  .~.~.~ Stub axle
444  DF  .~.~.~.~ Drawbar pivoting
445  DF  .~.~.~.~.~ With steering disabling means
446.1  DF  .~.~ Condition responsive connections
447  DF  .~.~.~ Freely laterally shiftable
448  DF  .~.~.~ Reversal responsive articulation modification
449  DF  .~.~.~ Overload release
450  DF  .~.~.~.~ Notched bar and detent
451  DF  .~.~.~.~ Frangible member (e.g., shear pin)
452  DF  .~.~.~.~ Pivoted jaw or hook
453  DF  .~.~.~.~.~ Linear motion hook release
454  DF  .~.~.~.~.~ Double link retainer
455  DF  .~.~.~.~.~ Resilient keeper
455.1  DF  .~.~.~ Antisway hitch
456.1  DF  .~.~ Plural or laterally adjustable connections
457  DF  .~.~.~ Auxiliary safety connection
458  DF  .~.~.~ With crossed connections
459  DF  .~.~.~ Auxiliary tracking connection
460.1  DF  .~.~.~ Laterally spaced parallel connections
461.1  DF  .~.~.~ Vertically spaced connections
462  DF  .~.~.~ Angularly adjustable trailer tongue
463  DF  .~.~.~.~ With actuator
464  DF  .~.~.~.~.~ Gearing
465  DF  .~.~.~.~.~.~ Screw
466  DF  .~.~.~.~.~.~ Belt and sprocket
467  DF  .~.~.~ Laterally or angularly adjustable vehicles
468  DF  .~.~.~.~ With actuator
469  DF  .~.~.~.~.~ Gearing
470  DF  .~.~.~.~.~.~ Screw
471  DF  .~.~.~.~.~.~ Belt and sprocket
472  DF  .~.~ Laterally offset
473  DF  .~.~.~ Side draft
474  DF  .~.~ Selectively rigid or flexible
475  DF  .~.~ With retractable ground support
476.1  DF  .~.~ Wheeled draft connection
477  DF  .~.~ Connection facilitating
478.1  DF  .~.~.~ Draft element bodily shiftable
479.1  DF  .~.~.~.~ With motor
479.2  DF  .~.~.~.~ Telescoping drawbar swingable on horizontal guide
479.3  DF  .~.~.~.~ Extensible swingable tow bar with coacting guide for centering
480  DF  .~.~ Tow ropes, chains, etc.
480.1  DF  .~.~.~ With particular storage for retracted position
481  DF  .~.~ Pusher type
482  DF  .~.~ Adjustable length draft devices
483  DF  .~.~ Resilient
484  DF  .~.~.~ Plural biased movements
485  DF  .~.~.~.~ By single resilient element (e.g., rubber block type)
486  DF  .~.~.~ In line of draft
487  DF  .~.~.~.~ To intermediate position
488  DF  .~.~.~ About vertical pivot
489  DF  .~.~.~ About horizontal transverse pivot
490.1  DF  .~.~ Vertically adjustable
491.1  DF  .~.~ Retractable, foldable, or knockdown
491.2  DF  .~.~.~ Telescoping
491.3  DF  .~.~.~ Pivoting to nonuse position with single draft member
491.4  DF  .~.~.~ With folding braces movable to collapsed position
491.5  DF  .~.~.~ Readily demountable hitch
492  DF  .~.~ Plural articulation axes
493  DF  .~.~.~ Tow bar
494  DF  .~.~.~.~ Horizontal pivot with vertical or universal pivots
495  DF  .~.~ Vehicle mounting or clamp
496  DF  .~.~.~ Forward of leading vehicle rear axle
497  DF  .~.~.~ Vertically spaced connections of draft element to leading vehicle
498  DF  .~.~.~ Pivoted
499  DF  .~.~.~.~ Vertical pivot and spaced horizontal guide
500  DF  .~.~.~ Modified bumper or noncoupling bumper clamp
501  DF  .~.~.~.~ With other vehicle connection
502  DF  .~.~.~.~ Bumper clamp
503  DF  .~.~.~ Axle connection
504  DF  .~.~ Coupling
505  DF  .~.~.~ Bumper forms coupling element
506  DF  .~.~.~ Rattle preventing
507  DF  .~.~.~ Protector or lock
508  DF  .~.~.~ Self-coupling
509  DF  .~.~.~.~ Biased open
510  DF  .~.~.~.~ Opened by opposite coupling part
511  DF  .~.~.~ Ball and socket
512  DF  .~.~.~.~ Pivoted jaw or retainer
513  DF  .~.~.~.~ Reciprocating jaw or retainer
514  DF  .~.~.~ Interlocked
515  DF  .~.~.~ Draft pin
33.991  DF  .~ Nesting vehicles
33.992  DF  .~.~ Attachments or accessories
33.993  DF  .~.~.~ Children's seat
33.994  DF  .~.~.~ Brake or antitheft device
33.995  DF  .~.~ With means facilitating unloading
33.996  DF  .~.~ Pivoted load support
33.997  DF  .~.~ Load supporting frame
33.998  DF  .~.~ Vertically nestable or confined
638  DF  .~ Extensible
35  DF  .~.~ Article support
639  DF  .~.~ Folding
640  DF  .~.~.~ Casket or stretcher type
37  DF  .~.~.~ Traveling case
38  DF  .~.~.~ Pivoted wheel carrier
39  DF  .~.~.~.~ Longitudinal axis
40  DF  .~.~.~.~.~ Two-wheel
641  DF  .~.~.~.~ Transverse axis
642  DF  .~.~.~.~.~ Three- or four-wheeled chair, baby carriage, or stroller
643  DF  .~.~.~.~.~.~ Convertible
644  DF  .~.~.~.~.~.~ Body made of flexible material
645  DF  .~.~.~.~.~ One- or two-wheeled cart
646  DF  .~.~.~.~.~.~ Laterally, inwardly collapsing wheels
42  DF  .~.~.~ Lateral
647  DF  .~.~.~ Wheeled chair, stroller, or baby carriage
648  DF  .~.~.~.~ Convertible
649  DF  .~.~.~.~ With pair of laterally spaced "x" members
650  DF  .~.~.~.~ Chair or stroller for seated occupant
651  DF  .~.~.~ Cart
652  DF  .~.~.~.~ One- or two-wheeled
653  DF  .~.~.~.~.~ Wheelbarrow
654  DF  .~.~.~.~.~ Wheels attached to lower end of handle frame
655  DF  .~.~.~.~.~ Collapsible handle
655.1  DF  .~.~.~ Handle only is collapsible
656  DF  .~.~ Trailer
657  DF  .~.~ Carriage for live occupant
658  DF  .~.~.~ Child's carriage
659  DF  .~.~ Hand cart of barrow
43  DF  .~.~ Vertically adjustable wheels
46  DF  .~.~.~ Tongue
47  DF  .~.~.~ Wheel adjusted by its own power
43.1  DF  .~.~.~ Tiltable vehicle stabilized by attendant or article
43.11  DF  .~.~.~ Load surface below wheel axis
43.12  DF  .~.~.~ Pallet truck type
43.13  DF  .~.~.~ Interconnecting means for adjusting wheels on different axles
43.14  DF  .~.~.~.~ With nonwheel means for engaging the supporting surface
43.15  DF  .~.~.~.~.~ With means to vary distance between wheels
43.16  DF  .~.~.~.~ With means to vary distance between wheels
43.17  DF  .~.~.~ With actuator
43.18  DF  .~.~.~.~ With resilient mounting for body
43.19  DF  .~.~.~.~ With flexible connection
43.2  DF  .~.~.~.~ Screw-jack type
43.21  DF  .~.~.~.~ Rack and pinion or ratchet type
43.22  DF  .~.~.~.~ Translating motion
43.23  DF  .~.~.~.~ Power operated
43.24  DF  .~.~.~ With nonwheel means for engaging the supporting surface
87.01  DF  .~ Coasters
87.021  DF  .~.~ Occupant-pushed
87.03  DF  .~.~.~ Yieldable
87.041  DF  .~.~.~ Standing occupant
87.042  DF  .~.~.~.~ Steered by tiltable platform (e.g., skateboard)
87.043  DF  .~.~.~.~ Rear steering platform on coaster wagon
87.05  DF  .~.~.~ Extensible or knockdown
87.051  DF  .~.~.~ Baby walker
47.1  DF  .~ Body rocking by wheel rotation
47.11  DF  .~ Wheel steering by attendant
47.12  DF  .~ Vehicles with rocker or fulcrum supports auxiliary to wheels
47.131  DF  .~ Tiltable vehicles, stabilized by attendant or article
47.15  DF  .~.~ Vehicle axle, shaft, or spring engaging
47.16  DF  .~.~ With auxiliary wheel stabilizing means at both ends
47.17  DF  .~.~ Handle-propelled vehicles
47.18  DF  .~.~.~ Convertible, selective, or changeable body
47.19  DF  .~.~.~ Plural load supports
47.2  DF  .~.~.~ With auxiliary wheel stabilizing means
47.21  DF  .~.~.~ With shiftable main axle support
47.22  DF  .~.~.~.~ Spring suspension
47.23  DF  .~.~.~ Load base below wheel axis (e.g., drop body type)
47.24  DF  .~.~.~ Laterally spaced wheels
47.25  DF  .~.~.~.~ With occupant seat
47.26  DF  .~.~.~.~ With receptacle body
47.27  DF  .~.~.~.~ With toe (e.g., warehouse truck)
47.28  DF  .~.~.~.~.~ With auxiliary toe or rack
47.29  DF  .~.~.~.~.~ Movable
47.3  DF  .~.~.~ Single wheel vehicle
47.31  DF  .~.~.~.~ With receptacle body (e.g., wheelbarrow)
47.315  DF  .~.~.~ Adjustable handle
47.32  DF  .~.~ Single wheel vehicle
47.33  DF  .~.~ With leg supports
47.331  DF  .~.~ Boat carrier
47.34  DF  .~ Stable vehicles, handle-propelled
47.35  DF  .~.~ Plural load supports
47.36  DF  .~.~ Reversible handles
47.371  DF  .~.~ Adjustable handle
47.38  DF  .~.~ Occupant seating type (e.g., baby carriages)
47.39  DF  .~.~.~ Reversible body
47.4  DF  .~.~.~ Seat with back and/or foot rest
47.41  DF  .~.~.~ Body movably supported relative to wheels
2  DF  .~ Dropped bodies
62  DF  .~ Three-wheel
63  DF  .~ Two-wheel
64  DF  .~.~ Adjusting wheels
65  DF  .~.~ Spring
66  DF  .~.~.~ Thill and axle connected
67  DF  .~.~.~.~ Interposed spring
68  DF  .~.~.~.~.~ Body thill mounted
69  DF  .~.~.~.~.~ Body axle mounted
70  DF  .~.~.~.~ Body thill mounted
71  DF  .~.~.~.~.~ Adjustable
72  DF  .~.~.~.~ Body axle mounted
73  DF  .~.~.~.~.~ Adjustable
74  DF  .~.~.~.~ Adjustable
75  DF  .~.~.~ Thill and body connected
76  DF  .~.~.~.~ Adjustable
77  DF  .~.~.~ Adjustable
78  DF  .~ One-wheel
79  DF  .~ Spring
79.11  DF  .~ Body with bracketed-type or nonsuspended axles (e.g., platform type)
79.2  DF  .~.~ Receptacle or occupant seating body
79.3  DF  .~.~ Rack-type body
79.4  DF  .~.~ Wheel or tire support body
79.5  DF  .~.~ Bucket or can support body
79.6  DF  .~.~ Cylindrical objects with elongated horizontal axis support body
79.7  DF  .~.~ Vertically elongated rectangular object support body
80.1  DF  .~ Running gear
81.1  DF  .~.~ Multiple truck
81.5  DF  .~.~.~ Occupant steered
81.6  DF  .~.~.~ Self-steered trucks
82  DF  .~.~ Tongue truck
83  DF  .~.~.~ Vertically adjustable
84  DF  .~.~.~ One-wheel
85  DF  .~.~.~ Swinging axle and rocking
86  DF  .~.~ Swivel truck
86.1  DF  .~.~.~ Including resilient mounting
86.5  DF  .~.~ Auxiliary axle assembly (e.g., lift or tag axle)
86.75  DF  .~.~ Alignment adjustment
86.751  DF  .~.~.~ Camber or caster
86.752  DF  .~.~.~.~ Vertical strut to tower
86.753  DF  .~.~.~.~ Shim (e.g., cam)
86.754  DF  .~.~.~.~ Eccentric coupling
86.755  DF  .~.~.~.~.~ Including tool means
86.756  DF  .~.~.~.~.~ Ball joint or bushing
86.757  DF  .~.~.~.~ Adjustable control rod
86.758  DF  .~.~.~ Steerable wheel toe
98  DF  .~.~ Short turn
99  DF  .~.~.~ Four-wheel controlled
100  DF  .~.~.~.~ Oppositely swinging axles
101  DF  .~.~.~.~.~ Pivoted and sliding reach
102  DF  .~.~.~.~.~ Crossed reaches
103  DF  .~.~.~ Stub axle
104  DF  .~.~ Equalized frame
676  DF  .~.~.~ Tandem axles
677  DF  .~.~.~.~ With walking beam
678  DF  .~.~.~.~.~ With fluid-type suspension
679  DF  .~.~.~.~.~ With torsion-type suspension
680  DF  .~.~.~.~.~ With leaf-type suspension
681  DF  .~.~.~.~.~ With rubber-type suspension
682  DF  .~.~.~.~ With rocker
683  DF  .~.~.~.~ With fluid-type suspension
684  DF  .~.~.~.~ With torsion-type suspension
685  DF  .~.~.~.~ With coil-type suspension
686  DF  .~.~.~.~ With leaf-type suspension
687  DF  .~.~.~.~ With rubber-type suspension
105  DF  .~.~ Roller bearing frame
781  DF  .~.~ Specific vehicle frame
782  DF  .~.~.~ Forming fluid or electrical conduit means or having other means to accommodate the transmission of a force or signal
783  DF  .~.~.~ Having storage compartment
784  DF  .~.~.~ Having impact absorbing means
785  DF  .~.~.~ Assembled from prefabricated connectable sections
786  DF  .~.~.~ Single longitudinal beam type
787  DF  .~.~.~.~ With spring suspension means
788  DF  .~.~.~ With resilient means for suspension
789  DF  .~.~.~ Trailer type
790  DF  .~.~.~ Having vertically offset load bearing surface
791  DF  .~.~.~ Pinched frame type
792  DF  .~.~.~ Wide-hipped frame type
793  DF  .~.~.~ X-frame type
794  DF  .~.~.~.~ Tansverse frame members form "X"
795  DF  .~.~.~ Transverse member is body support
796  DF  .~.~.~ Having tubular transverse frame member
797  DF  .~.~.~ Longitudinal frame member is box-shaped
798  DF  .~.~.~ Longitudinal frame member is tubular
799  DF  .~.~.~ Longitudinal frame member is an "I" beam
800  DF  .~.~.~ Longitudinal frame member is channel-shaped
107  DF  .~.~ With body or load retainers
108  DF  .~.~ With tongue antivibrators
124.1  DF  .~.~ Suspension arrangement
124.101  DF  .~.~.~ Including preparatory elasticity parameter selection
124.102  DF  .~.~.~.~ Manual actuation
124.103  DF  .~.~.~ Body banking on turning
124.104  DF  .~.~.~ Antidive or antisquat
124.105  DF  .~.~.~.~ Brake reaction device
124.106  DF  .~.~.~ Antiroll or antisway
124.107  DF  .~.~.~.~ Centrifugal force transmission linkage
124.108  DF  .~.~.~ Resonance vibration suppression
124.109  DF  .~.~.~ Interposed frame structure (i.e., subframe)
124.11  DF  .~.~.~ Pivotally mounted axle or axle assembly
124.111  DF  .~.~.~.~ Longitudinal pivot axis (i.e., rocking axle)
124.112  DF  .~.~.~.~.~ Including fluid actuator
124.113  DF  .~.~.~.~.~ Including steerable terminal wheel spindle
124.114  DF  .~.~.~.~.~ And vertical pivot axis (i.e., swinging axle)
124.115  DF  .~.~.~.~.~.~ Fifth wheel articulated axle
124.116  DF  .~.~.~.~ Horizontal and transverse pivot axis
124.117  DF  .~.~.~.~ Vertical pivot axis (i.e., swinging axle)
124.118  DF  .~.~.~.~.~ Narrow track
124.119  DF  .~.~.~.~.~.~ Differential motion
124.12  DF  .~.~.~.~.~ With draft attachment
124.121  DF  .~.~.~.~.~ Resilient connection detail
124.122  DF  .~.~.~.~.~.~ Offset pivot
124.123  DF  .~.~.~.~.~.~ Telescopic members
124.124  DF  .~.~.~.~.~.~ Fifth wheel supported upon transverse leaf spring
124.125  DF  .~.~.~ Wheel separately supported upon individual stub axle (e.g., skein, spindle)
124.126  DF  .~.~.~.~ Steering pivot confined within boundary of wheel
124.127  DF  .~.~.~.~ Sliding connection (e.g., pillar and sleeve)
124.128  DF  .~.~.~.~ Longitudinally extending swinging support arm (i.e., leading or trailing swing arm)
124.129  DF  .~.~.~.~.~ Road arm
124.13  DF  .~.~.~.~.~ Stabilizer means within connection housing of arm pivot (e.g., bushing, spring, torsion rod)
124.131  DF  .~.~.~.~.~ Spring-like arm
124.132  DF  .~.~.~.~.~ Intermediate of support arm (e.g., semileading or semitrailing arm)
124.133  DF  .~.~.~.~.~ Arm having plural segments or dissimilar materials
124.134  DF  .~.~.~.~ Lateral control arm (i.e., suspension arm)
124.135  DF  .~.~.~.~.~ Plural lateral control arms
124.136  DF  .~.~.~.~.~.~ Upper and lower arms having aligned outboard ends
124.137  DF  .~.~.~.~.~.~.~ With torsion bar
124.138  DF  .~.~.~.~.~.~.~ Specific spatial location
124.139  DF  .~.~.~.~.~.~.~ Unequal length
124.14  DF  .~.~.~.~.~.~.~.~ Spring-like arm
124.141  DF  .~.~.~.~.~.~.~ Interposed coil spring
124.142  DF  .~.~.~.~.~.~.~ Coil spring disposed above upper arm
124.143  DF  .~.~.~.~.~.~ Longitudinally spaced outboard ends
124.144  DF  .~.~.~.~.~.~.~ Resilient coupling
124.145  DF  .~.~.~.~.~ Including vertically extending strut
124.146  DF  .~.~.~.~.~.~ Turnable telescopic strut (i.e., MacPherson strut type)
124.147  DF  .~.~.~.~.~.~.~ Upper strut mount detail
124.148  DF  .~.~.~.~.~.~ Including longitudinally extending control arm or strut
124.149  DF  .~.~.~.~.~.~.~ Torsion stabilizer
124.15  DF  .~.~.~.~.~ Specific spatial location
124.151  DF  .~.~.~.~.~ Including spring retaining seat
124.152  DF  .~.~.~.~.~ Including stabilizer bar (e.g., sway bar)
124.153  DF  .~.~.~.~ Longitudinal control arm (i.e., suspension arm)
124.154  DF  .~.~.~.~ Vertically extending telescopic strut
124.155  DF  .~.~.~.~.~ Upper strut mount detail
124.156  DF  .~.~.~ Including "live" axle feature (e.g., differential)
124.157  DF  .~.~.~ Fluidic suspension
124.158  DF  .~.~.~.~ Hydraulic and pneumatic
124.159  DF  .~.~.~.~.~ Fluid handling details
124.16  DF  .~.~.~.~ Fluid handling details
124.161  DF  .~.~.~.~.~ Closed system
124.162  DF  .~.~.~.~ Including mechanical spring element
124.163  DF  .~.~.~.~.~ Leaf spring
124.164  DF  .~.~.~ Mechanical spring element
124.165  DF  .~.~.~.~ Plural diverse mechanical spring elements
124.166  DF  .~.~.~.~ Torsion spring
124.167  DF  .~.~.~.~.~ Longitudinally extending
124.168  DF  .~.~.~.~.~ Helical form
124.169  DF  .~.~.~.~.~ Elastomeric material
124.17  DF  .~.~.~.~ Leaf spring
124.171  DF  .~.~.~.~.~ Transverse
124.172  DF  .~.~.~.~.~.~ Reach attached
124.173  DF  .~.~.~.~.~.~ Sidebar attached
124.174  DF  .~.~.~.~.~ Plural cooperating leaf springs (e.g., full elliptical spring, helper springs)
124.175  DF  .~.~.~.~.~ Connection detail
124.176  DF  .~.~.~.~.~.~ Lateral force compliance for steering deflection
124.177  DF  .~.~.~.~ Elastomeric spring
124.178  DF  .~.~.~.~.~ Shear force
124.179  DF  .~.~.~.~ Coil spring
771  DF  .~.~ Occupant steered
87.1  DF  .~.~.~ Foot operated
87.2  DF  .~.~.~ Outrigged wheel controlled
773  DF  .~.~.~ With manually powered hydraulic steering
774  DF  .~.~.~ With remote position steering
775  DF  .~.~.~ With adjustable steering wheel or column
776  DF  .~.~.~ Including bias means maintaining steerable wheel and elongate surface engagement (e.g., furrow followers)
777  DF  .~.~.~ Steering column or wheel movable in response to collision
778  DF  .~.~.~ Plural steering hand grips or noncoaxial steering wheel and column
779  DF  .~.~.~ With steering column mount or support
780  DF  .~.~.~.~ Having nonrigid member
88  DF  .~.~.~ Combined brake
89  DF  .~.~.~ Checked
89.1  DF  .~.~.~.~ Stub axle supported wheels
89.11  DF  .~.~.~.~.~ Center or neutral angulation
89.12  DF  .~.~.~.~.~ Linkage member or attachment
89.13  DF  .~.~.~.~.~.~ Fluid
90  DF  .~.~.~.~ Fluid
91.1  DF  .~.~.~ Four-wheel controlled
92  DF  .~.~.~ One-wheel controlled
93.5  DF  .~.~.~ Monitoring or indicating means
93.501  DF  .~.~.~.~ Neutral position
93.502  DF  .~.~.~ Linkage
93.503  DF  .~.~.~.~ Auxiliary or redundant
93.504  DF  .~.~.~.~ Swinging axle or half-axle
93.505  DF  .~.~.~.~.~ Narrow track (e.g., tricycle-type tractor)
93.506  DF  .~.~.~.~ Differential steering
93.507  DF  .~.~.~.~ Idler arm
93.508  DF  .~.~.~.~.~ Articulated joint structure
93.509  DF  .~.~.~.~.~.~ Motion modifier (e.g., lash, play)
93.51  DF  .~.~.~.~ Link member details (e.g., configuration, construction)
93.511  DF  .~.~.~.~.~ Terminal attachment detail (e.g., ball joint)
93.512  DF  .~.~.~.~ Kingpin, steering knuckle, steering arm, or wheel carrier construction
93.513  DF  .~.~.~.~ Gearing arrangement
93.514  DF  .~.~.~.~.~ Rack and pinion
93.515  DF  .~.~.~.~.~.~ Housing attachment detail
137.5  DF  .~.~ Turnable axle (e.g., fifth-wheel or swinging axle)
137.501  DF  .~.~.~ With draft attachment
137.502  DF  .~.~.~ Fifth-wheel or pivot details
137.503  DF  .~.~.~.~ Spherical union (i.e., ball and socket joint)
137.504  DF  .~.~.~.~ Perch or reach bracing
137.505  DF  .~.~.~.~ Offset pivot
137.506  DF  .~.~.~.~ Kingbolt detail
137.507  DF  .~.~.~.~ Antirattler
139  DF  .~.~ Hounds
140  DF  .~.~ Reaches
141  DF  .~.~.~ Swivel
142  DF  .~.~.~ Extensible
143  DF  .~.~ Bolsters and standards
144  DF  .~.~.~ Varying width adjustment
145  DF  .~.~.~ Pivotally connected
146  DF  .~.~.~ Vertically adjustable standard
147  DF  .~.~.~ Readily removable standards
148  DF  .~.~.~ Supplemental bolsters
149  DF  .~.~ Irons and clips
149.1  DF  .~.~ Interchangeable axles
149.2  DF  .~.~ Longitudinally shiftable running gear
727  DF  .~ Attachment
728.1  DF  .~.~ Inflatable passenger restraint or confinement (e.g., air bag) or attachment
728.2  DF  .~.~.~ With specific mounting feature
728.3  DF  .~.~.~ Deployment door
729  DF  .~.~.~ Plural compartment confinement (e.g., "bag within a bag")
730.1  DF  .~.~.~ Inflated confinement specially positioned relative to occupant or conforming to the body shape of occupant
730.2  DF  .~.~.~.~ Mounted in vehicle and positioned laterally of occupant
731  DF  .~.~.~ Deflated confinement located within or on steering column
732  DF  .~.~.~ Deflated confinement located in or on instrument panel
733  DF  .~.~.~ In the form of or used in conjunction with a belt or strap
734  DF  .~.~.~ Responsive to vehicle condition
735  DF  .~.~.~.~ Electric control and/or sensor means
736  DF  .~.~.~ With source of inflation fluid and flow control means thereof
737  DF  .~.~.~.~ With means to rupture or open fluid source
738  DF  .~.~.~.~ With means to aspirate ambient air
739  DF  .~.~.~.~ With confinement deflation means
740  DF  .~.~.~.~ With means to diffuse inflation fluid
741  DF  .~.~.~ Inflation fluid source
742  DF  .~.~.~ Flow control means
743.1  DF  .~.~.~ Specific confinement structure
743.2  DF  .~.~.~.~ With confinement expansion regulating tether or strap
801.1  DF  .~.~ Safety belt or harness (e.g., lap belt or shoulder harness)
801.2  DF  .~.~.~ Having adjustable anchor means
802  DF  .~.~.~ Passive restraint system
803  DF  .~.~.~.~ Having belt retractor mounted on vehicle closure
804  DF  .~.~.~.~ Having belt connected to member slidable in a vehicle-mounted track
805  DF  .~.~.~ With energy absorber
806  DF  .~.~.~ Inertia responsive locking or tightening of belt or harness
807  DF  .~.~.~ Retractable
808  DF  .~.~.~ Shoulder belt or harness
748  DF  .~.~ Passenger safety guards
749  DF  .~.~.~ Safety net, curtain, or transparent sheet
750  DF  .~.~.~ Connected to the steering wheel or column
751  DF  .~.~.~ Padded or cushioned member
752  DF  .~.~.~.~ Instrument panel or dashboard
753  DF  .~.~.~.~ Positionable by automatic actuator
754  DF  .~.~ Vehicle spring jacking lock, between sprung and unsprung mass
755  DF  .~.~ To prevent vehicle tip or tilt
756  DF  .~.~ Roll bars and/or overhead guards
757  DF  .~.~ Antiskid or slide
758  DF  .~.~.~ Shiftable-type antiskid counter weights
759  DF  .~.~.~ Static-type antiskid counter weights
760  DF  .~.~ Auxiliary platform or frame attachment for tractors
761  DF  .~.~ Parking assisting devices, nonpowered
762  DF  .~.~ Exterior
763.1  DF  .~.~.~ Retractable prop, support, or stabilizer
764.1  DF  .~.~.~.~ With actuator for pivoted support
765.1  DF  .~.~.~.~.~ Having additional translating or telescoping movement
766.1  DF  .~.~.~.~ With actuator for translating or telescoping movement
767  DF  .~.~.~ Auxiliary wheel
768  DF  .~.~.~ Trailer skirts
769  DF  .~.~.~ Article carriers
770  DF  .~.~.~ For protecting the vehicle body
151  DF  .~.~ Auxiliary load starters
847  DF  .~.~ Dust and mud guards
152.05  DF  .~.~.~ With wheel or tire carrying means
152.1  DF  .~.~.~ Velocipede type
152.2  DF  .~.~.~.~ Combined with wheel guards
152.3  DF  .~.~.~.~ Flexible or sectional
848  DF  .~.~.~ Body attached
153.5  DF  .~.~.~.~ Joints welts
154  DF  .~.~.~.~ Securing device
849  DF  .~.~.~.~ Fender skirts
850  DF  .~.~.~.~ Scuff pads and covering shields for fenders
851  DF  .~.~.~ Splash guards
852  DF  .~.~.~.~ For velocipedes
155  DF  .~.~.~ Thill or tongue attached
156  DF  .~.~.~ Wheel attached
157  DF  .~.~.~ Axle attached
853  DF  .~.~.~ Aperture fender wall with closures
854  DF  .~.~.~ Fender braces
855  DF  .~.~ Wheel scrapers and cleaners
158.1  DF  .~.~.~ Velocipede type
856  DF  .~.~.~ Wheel scrapers for dual wheels
159  DF  .~.~ Dust guards
160  DF  .~.~ Wheel guards
160.1  DF  .~.~.~ Velocipede type
161  DF  .~.~ Chafe irons
162  DF  .~.~.~ Roller
163  DF  .~.~ Steps
164.1  DF  .~.~.~ Combined devices
164.2  DF  .~.~.~.~ Steps combined with shoe scrapers
165  DF  .~.~.~ Wheel or axle attached
166  DF  .~.~.~ Shiftable
169  DF  .~.~.~ Treads
170  DF  .~.~ Whip sockets
171  DF  .~.~.~ Whip gripping
172  DF  .~.~.~.~ Spring
173  DF  .~.~.~.~ Rubber gaskets
174  DF  .~.~.~.~ Pivotally connected sections
175  DF  .~.~.~ Brackets and clips
176  DF  .~.~.~ Lock
177  DF  .~.~.~ Combined rein holders
178  DF  .~.~.~ Whip manipulating devices
180  DF  .~.~ Hay load binder
181  DF  .~.~ Rein supports and guards
182  DF  .~.~ Rein holders
183  DF  .~.~.~ Clamp
184  DF  .~.~.~.~ Spring
185  DF  .~.~.~.~.~ Pivoted jaws
186  DF  .~.~ Hitching and controlling devices
187  DF  .~.~.~ Weight
188  DF  .~.~.~ Ground engaging brake lever
189  DF  .~.~.~ Wheel operated
190  DF  .~.~.~.~ Winding drum
191  DF  .~.~.~.~.~ Shiftable gear
192  DF  .~.~.~.~.~ Clutch
******************************
CROSS-REFERENCE ART COLLECTIONS
******************************
900  DF  RUNNER VEHICLE ATTACHMENTS
901  DF  ADAPTATION ON NONSPECIALIZED VEHICLES TO SEMITRAILER TRACTORS
*********************************
FOREIGN ART COLLECTIONS
*********************************
FOR 100  DF  BODY-LEVELING DEVICES (280/840)
FOR 101  DF  .~ With ground engaging means moved vertically responsive to body level sensing means (280/6.1)
FOR 102  DF  .~ With ground engaging means interconnected for opposite vertical adjustment (280/6.11)
FOR 103  DF  .~ Using hydraulic motor (280/6.12)
*  DD  WHEELED
*  DD  .~ Running gear
*  DD  .~.~ Occupant steered
FOR 104  DF  .~.~.~ With cornering tipping deterrent (280/772)
FOR 105  DF  .~.~.~ Stub axle (280/93)
FOR 106  DF  .~.~.~.~ Centering (280/94)
FOR 107  DF  .~.~.~.~ Link connected (280/95.1)
FOR 108  DF  .~.~.~.~.~ Rotary shaft and gearing (280/96)
FOR 109  DF  .~.~.~.~.~ Idler arm steering linkage (280/846)
FOR 110  DF  .~.~.~.~ Mounts (280/96.1)
FOR 111  DF  .~.~.~.~.~ With suspension means (280/660)
FOR 112  DF  .~.~.~.~.~.~ With caster and/or camber adjustment (280/661)
FOR 113  DF  .~.~.~.~.~.~ Plural diverse springs (280/662)
FOR 114  DF  .~.~.~.~.~.~ Lever and spring (280/663)
FOR 115  DF  .~.~.~.~.~.~.~ Torsion spring (280/664)
FOR 116  DF  .~.~.~.~.~.~.~.~ Stabilizer bar (280/665)
FOR 117  DF  .~.~.~.~.~.~.~ Coil spring (280/666)
FOR 118  DF  .~.~.~.~.~.~.~.~ Coil located above upper lever arm (280/667)
FOR 119  DF  .~.~.~.~.~.~.~.~ Coil mounted on turnable strut (e.g., "MacPherson-type" suspension) (280/668)
FOR 120  DF  .~.~.~.~.~.~ Leaf spring (280/669)
FOR 121  DF  .~.~.~.~.~.~ Coil spring (280/670)
FOR 122  DF  .~.~.~.~.~.~ Rubber spring (280/671)
FOR 123  DF  .~.~.~.~.~.~ Fluid spring (280/672)
FOR 124  DF  .~.~.~.~.~.~ With connection or element feature (280/673)
FOR 125  DF  .~.~.~.~.~.~.~ Ball joint feature (280/674)
FOR 126  DF  .~.~.~.~.~.~.~ Geometric feature (280/675)
FOR 127  DF  .~.~.~.~.~ Pivot in wheel plane (280/96.3)
FOR 128  DF  .~.~.~ Swinging axle (280/97)
FOR 129  DF  .~.~ Swinging axle and rocking (280/109)
FOR 130  DF  .~.~.~ Spring (280/110)
FOR 131  DF  .~.~ Rocking (280/111)
FOR 132  DF  .~.~.~ Spring (280/112.1)
FOR 133  DF  .~.~.~.~ Roll-responsive rocking axles for body banking (280/112.2)
FOR 134  DF  .~.~ Swinging axle (280/113)
FOR 135  DF  .~.~.~ Platform type (280/114)
FOR 136  DF  .~.~.~.~ Spring (280/115)
FOR 137  DF  .~.~.~ With draft attachment (280/116)
FOR 138  DF  .~.~.~ Offset pivot (280/117)
FOR 139  DF  .~.~.~.~ Spring (280/118)
FOR 140  DF  .~.~.~.~.~ Longitudinal leaf (280/119)
FOR 141  DF  .~.~.~ Spring (280/120)
FOR 142  DF  .~.~.~.~ Leaf (280/121)
FOR 143  DF  .~.~.~.~.~ Longitudinal (280/122)
FOR 144  DF  .~.~.~.~.~ Cross (280/123)
FOR 145  DF  .~.~ Suspension means (280/688)
FOR 146  DF  .~.~.~ Antisway (280/689)
FOR 147  DF  .~.~.~ Independent (280/690)
FOR 148  DF  .~.~.~.~ Steerable (280/691)
FOR 149  DF  .~.~.~.~.~ Plural diverse springs (280/692)
FOR 150  DF  .~.~.~.~.~ Fluid (280/693)
FOR 151  DF  .~.~.~.~.~ Leaf (280/694)
FOR 152  DF  .~.~.~.~.~ Torsion (280/695)
FOR 153  DF  .~.~.~.~.~ Coil (280/696)
FOR 154  DF  .~.~.~.~ Plural diverse springs (280/697)
FOR 155  DF  .~.~.~.~ Fluid (280/698)
FOR 156  DF  .~.~.~.~ Leaf (280/699)
FOR 157  DF  .~.~.~.~ Torsion (280/700)
FOR 158  DF  .~.~.~.~ Coil (280/701)
FOR 159  DF  .~.~.~ Fluid (280/702)
FOR 160  DF  .~.~.~.~ Anti-nose dive and/or squat systems (280/703)
FOR 161  DF  .~.~.~.~ Wheel raising (280/704)
FOR 162  DF  .~.~.~.~ Road arm (280/705)
FOR 163  DF  .~.~.~.~ Vacuum controls spring strength (280/706)
FOR 164  DF  .~.~.~.~ With electrical control means (280/707)
FOR 165  DF  .~.~.~.~ Hydro-pneumatic (280/708)
FOR 166  DF  .~.~.~.~ Hydraulic (280/709)
FOR 167  DF  .~.~.~.~.~ With nonfluid spring means (280/710)
FOR 168  DF  .~.~.~.~ Pneumatic (280/711)
FOR 169  DF  .~.~.~.~.~ With nonfluid spring means (280/712)
FOR 170  DF  .~.~.~.~.~ With lever stabilizer means (280/713)
FOR 171  DF  .~.~.~.~ With specific valve or valve arrangement (280/714)
FOR 172  DF  .~.~.~ Plural, diverse nonfluid springs (280/715)
FOR 173  DF  .~.~.~ Rubber (280/716)
FOR 174  DF  .~.~.~.~ Torsion (280/717)
FOR 175  DF  .~.~.~ Leaf (280/718)
FOR 176  DF  .~.~.~.~ Transverse (280/719)
FOR 177  DF  .~.~.~.~ Single leaf (280/720)
FOR 178  DF  .~.~.~ Torsion (280/721)
FOR 179  DF  .~.~.~.~ Coil (280/722)
FOR 180  DF  .~.~.~.~ Transverse (280/723)
FOR 181  DF  .~.~.~ Coil (280/724)
FOR 182  DF  .~.~.~.~ With lever stabilizer means (280/725)
FOR 183  DF  .~.~.~.~.~ Transverse lever (280/726)
FOR 184  DF  .~.~ Swinging axle connections (280/125)
FOR 185  DF  .~.~.~ Rocking (280/126)
FOR 186  DF  .~.~.~.~ Platform types (280/127)
FOR 187  DF  .~.~.~.~.~ Spring (280/128)
FOR 188  DF  .~.~.~.~ Spring (280/129)
FOR 189  DF  .~.~.~ Platform type (280/130)
FOR 190  DF  .~.~.~.~ Spring (280/131)
FOR 191  DF  .~.~.~ With draft attachment (280/132)
FOR 192  DF  .~.~.~ Offset pivot (280/133)
FOR 193  DF  .~.~.~.~ Spring (280/134)
FOR 194  DF  .~.~.~.~.~ Longitudinal leaf (280/135)
FOR 195  DF  .~.~.~ Spring (280/136)
FOR 196  DF  .~.~.~.~ Longitudinal leaf (280/137)
FOR 197  DF  .~.~.~ Antirattlers (280/138)
******************************
DIGESTS
******************************
DIG 1  DD  Load responsive (leveling of vehicle)
DIG 2  DD  Wheel supports for outboard motors
DIG 3  DD  Wheeled shopping bag
DIG 4  DD  Grocery store cart
DIG 5  DD  Motorized golf carts
DIG 6  DD  Wheeled golf club carriers
DIG 7  DD  Air bag rollers
DIG 8  DD  Separable body or container-type semitrailers
DIG 9  DD  Occupant-steered trailers
DIG 10  DD  Stair climbing chairs
DIG 11  DD  Walking attendant steered trailers
DIG 12  DD  Clamp-type ski bindings having plural diverse axes or clamps
DIG 13  DD  Ski binding controlled by skier position or by remote control
DIG 14  DD  Tractor-trailer backing connections