US Patent Class 200
ELECTRICITY: CIRCUIT MAKERS AND BREAKERS



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Current as of: June, 1999
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  DF  CLASS NOTES
1 R  DF  MULTIPLE CIRCUIT CONTROL
2  DF  .~ Loop
3  DF  .~ Combined thermal current
4  DF  .~ Combined pivoted and reciprocating contact
5 R  DF  .~ Multiple switch
5 A  DF  .~.~ With independent operators
5 B  DF  .~.~ Independent operators interlocked
5 C  DF  .~.~ Independent operators sequence locked
5 D  DF  .~.~ Multiple push-button subsequent release
5 E  DF  .~.~ Multiple push-button only one operable at a time
5 EA  DF  .~.~.~ Discrete and identical geometric shaped interlocking slider means
5 EB  DF  .~.~.~ Laminated locking slider arrangement
5 F  DF  .~.~ Starter switches for fluorescent lights
175  DF  .~ Automatic multiple contact selective means
176  DF  .~.~ With multidirectional selector means
177  DF  .~.~.~ In different planes
178  DF  .~.~ With motion in a single plane
179  DF  .~.~.~ Rotary
180  DF  .~.~.~.~ With clutch
6 R  DF  .~ Pivoted contact
7  DF  .~.~ Combined types
8 R  DF  .~.~ Radial contact pressure
9  DF  .~.~.~ Plural switch
10  DF  .~.~.~ Arc extinguishing and preventing
8 A  DF  .~.~.~ Axial bridging
11 R  DF  .~.~ Dial type
12  DF  .~.~.~ Electromagnetic release
13  DF  .~.~.~.~ Plural switch
14  DF  .~.~.~ Plural switch
11 A  DF  .~.~.~ With axial bridging
11 B  DF  .~.~.~ Clamping contacts
11 C  DF  .~.~.~.~ With circuit
11 D  DF  .~.~.~ Wafer
11 DA  DF  .~.~.~.~ Printed circuit
11 E  DF  .~.~.~ Common bias
11 EA  DF  .~.~.~.~ With lift
11 G  DF  .~.~.~ Leaf spring bias
11 H  DF  .~.~.~ Laminated leaf spring
11 J  DF  .~.~.~ Coil spring bias
11 K  DF  .~.~.~ Diverse individual bias
11 TC  DF  .~.~.~ Tap changers
11 TW  DF  .~.~.~ Thumbwheel
15  DF  .~.~ Knife blade
6 A  DF  .~.~ Universally pivoted handle
6 B  DF  .~.~ Cam actuated
6 BA  DF  .~.~.~ Lever borne contacts
6 BB  DF  .~.~.~ Leaf spring contacts
6 C  DF  .~.~ Leaf spring contacts
16 R  DF  .~ Reciprocating contact
16 A  DF  .~.~ Face or normal bridging contact
16 B  DF  .~.~ Plunger type
16 C  DF  .~.~ Spring-biased
16 D  DF  .~.~ Flexible, self-biasing
16 E  DF  .~.~ Plug type
16 F  DF  .~.~ Knife blade, contact clip
17 R  DF  .~ Operating means
18  DF  .~.~ Plural switch
17 A  DF  .~.~ Retarded
17 B  DF  .~.~ Step-by-step
1 A  DF  .~ Bank of leaf spring contacts
1 B  DF  .~ Sequential operations
1 TK  DF  .~ Telephone key, leaf spring
1 V  DF  .~ Reversing
600  DF  CAPACITIVE SWITCH
181  DF  ELECTROSTRICTIVE OR ELECTROSTATIC
19.01  DF  PERIODIC
19.02  DF  .~ Combined
19.03  DF  .~.~ Rotary and cam
19.04  DF  .~.~.~ Timer
19.05  DF  .~.~.~ Adjustable
19.06  DF  .~ Multiple contacts
19.07  DF  .~.~ Rotary
19.08  DF  .~.~.~ Timer
19.09  DF  .~.~.~ Commutator
19.1  DF  .~.~.~ Distributor
19.11  DF  .~.~.~ Adjustable
19.12  DF  .~.~.~ Radial contact pressure
19.13  DF  .~.~ Cam operated
19.14  DF  .~.~.~ For automotive
19.15  DF  .~.~.~ Programming timer
19.16  DF  .~.~.~.~ For sign display
19.17  DF  .~.~.~.~.~ Traffic control signs
19.18  DF  .~ Rotary
19.19  DF  .~.~ Adjustable
19.2  DF  .~ Cam operated
19.21  DF  .~.~ Adjustable
19.22  DF  .~.~.~ Contact breaker assemblies
19.23  DF  .~.~.~ Centrifugal advance mechanism
19.24  DF  .~.~.~ Distributor plate
19.25  DF  .~.~.~ Vacuum or suction controlled advance mechanism
19.26  DF  .~.~ Automotive distributor contact breaker assembly
19.27  DF  .~.~.~ Contact breaker lever detail
19.28  DF  .~.~.~ Ignition point detail
19.29  DF  .~.~.~ Timer
19.3  DF  .~ Contact breaker detail
19.31  DF  .~.~ Timer
19.32  DF  .~ Distributor cap detail
19.33  DF  .~ Distributor rotor detail
19.34  DF  .~ Elevated
19.35  DF  .~ Locks
19.36  DF  .~ Magnet
19.37  DF  .~ Traffic signal
19.38  DF  .~ Wire guard
19.39  DF  .~ Distributor
19.4  DF  .~.~ With noise preventing means
33 R  DF  RETARDED
34  DF  .~ Dashpot
35 R  DF  .~ Clock train
36  DF  .~.~ Rotary
37 R  DF  .~.~.~ Multiple contact
37 A  DF  .~.~.~.~ Cam operated
38 R  DF  .~.~ Cam operated
38 A  DF  .~.~.~ Dial manually set
38 F  DF  .~.~.~ Resettable with automatic return
38 FA  DF  .~.~.~.~ Resettable interval timer for oven, range
38 FB  DF  .~.~.~.~ Resettable interval timer for radio or clock
38 B  DF  .~.~.~ Sequential program actuated by cam disc
38 BA  DF  .~.~.~.~ Individually adjustable cam disc
38 C  DF  .~.~.~ Drum or pattern surface actuated
38 CA  DF  .~.~.~.~ Adjustable surface
38 D  DF  .~.~.~ Continuous cycle timer
38 DA  DF  .~.~.~.~ Twenty-four-hour cycle
38 DB  DF  .~.~.~.~ Sunday cutout
38 DC  DF  .~.~.~.~ Adjustable cycle for seasonal change
38 E  DF  .~.~.~ Longitudinally movable
39 R  DF  .~.~ Latch trip
40  DF  .~.~.~ Motor release
41  DF  .~.~.~ Weight release
39 A  DF  .~.~.~ Range timer
35 H  DF  .~.~ Hand operated
35 B  DF  .~.~ Radio
35 EQ  DF  .~.~ Seasonal change
35 A  DF  .~.~ Automobile or radio
35 W  DF  .~.~ Rewinding for clock
33 A  DF  .~ Mercury
33 B  DF  .~ Cam operated
33 C  DF  .~ Chain or flexible drive
33 D  DF  .~ Longitudinally movable carriage
42.01  DF  PLURAL SWITCHES CONTROL SINGLE CIRCUIT
42.02  DF  .~ Coded removable actuator
43.01  DF  SWITCH ACTIVATION INHIBITOR (E.G., UNAUTHORIZED/INADVERTENT USE PREVENTION)
43.02  DF  .~ Combined with connector coupling
43.03  DF  .~ Engine starter protector
43.04  DF  .~ Removable actuator
43.05  DF  .~.~ Actuator is circuit completing element
43.06  DF  .~.~ Plural switches actuated by a single coded element
43.07  DF  .~.~ Reciprocating actuator activates switch
43.08  DF  .~.~ By rotation of actuator
43.09  DF  .~ Combination automatically actuates switch
43.11  DF  .~ Actuator locking device
43.12  DF  .~.~ Combination lock controls actuator
43.13  DF  .~.~ Reciprocating actuator (e.g., push button)
43.14  DF  .~.~ Circuit breaker handle type (i.e., padlock)
43.15  DF  .~.~.~ Including attachments to lock handle
43.16  DF  .~ Actuator blocking device (e.g., latch)
43.17  DF  .~.~ Hand grip type (e.g., power tool)
43.18  DF  .~.~ Push button type
43.19  DF  .~.~ Removable blocking element
43.21  DF  .~.~.~ Mounted on actuator
43.22  DF  .~ Locked cover prevents access to actuator
46  DF  PATTERN-SHEET CONTROLLED
47  DF  LIMIT SWITCH
48 R  DF  HIGH-POTENTIAL TYPE
48 P  DF  .~ Pivoted insulator
48 A  DF  .~ Rotating and pivoted
48 KB  DF  .~ Knife blade
48 V  DF  .~ Vertical reach
48 SB  DF  .~ Side break
48 CB  DF  .~ Center break
49  DF  POLE SWITCH
50.01  DF  INTERLOCKING
50.02  DF  .~ Between switches and housing
50.03  DF  .~.~ Handle latches cover
50.04  DF  .~.~.~ Simultaneous operation
50.05  DF  .~.~.~ Handle disconnected from actuator
50.06  DF  .~.~ Handle disconnected from actuator
50.07  DF  .~.~ Fuse blocks
50.08  DF  .~.~ Contacts shielding member
50.09  DF  .~.~ With key-controlled
50.1  DF  .~.~ Lid-controlled
50.11  DF  .~.~ Switch handle locking means
50.12  DF  .~.~ Dual interlocked between door and switch
50.13  DF  .~.~.~ Door independently opened
50.14  DF  .~.~.~ Lid carrying elements (e.g., contacts, terminals, or movable switch member)
50.15  DF  .~.~.~ Defeater interlock
50.16  DF  .~.~.~ Independently locked switch
50.17  DF  .~.~.~ Drawout-type switchgear
50.18  DF  .~.~ Switch latches cover
50.19  DF  .~.~ Predetermined handle position locks or unlocks switch
50.2  DF  .~.~ For bus-duct type
50.21  DF  .~ Drawout-type switchgear
50.22  DF  .~.~ Shutter over contacts
50.23  DF  .~.~ Truck type
50.24  DF  .~.~ With racking mechanism
50.25  DF  .~.~.~ Racking screw
50.26  DF  .~.~ With position indicating means (i.e., connect, disconnect, or test)
50.27  DF  .~.~ Contact or contact mounting structure
50.28  DF  .~ Between switch and connector assembly
50.29  DF  .~.~ Switch locks plug
50.3  DF  .~.~ Dual interlock
50.31  DF  .~.~ Plug controls switch
50.32  DF  .~ Between plural switches
50.33  DF  .~.~ Alternately operated
50.34  DF  .~.~.~ Rotary
50.35  DF  .~.~.~ Pivot
50.36  DF  .~.~.~ Push button
50.37  DF  .~.~ Sequentially operated
50.38  DF  .~.~.~ Grounding transformer switch
50.39  DF  .~.~.~ Disconnect switch
50.4  DF  .~.~.~ With handle
51 R  DF  COMBINED WITH OR ACTUATED BY CONNECTOR COUPLING
51.01  DF  .~ Candle-simulating assembly
51.02  DF  .~ Multiple coupling
51.03  DF  .~.~ Multiple circuit control, selective
51.04  DF  .~.~.~ Plural switch
51.05  DF  .~ Multiple circuit control, selective
51.06  DF  .~.~ Three-or-more contact coupling
51.07  DF  .~ Plural-position coupling
51.08  DF  .~.~ Bayonet-coupling
51.09  DF  .~ Coupling-actuated switch
51.1  DF  .~.~ Switch closing on coupling separation
51.11  DF  .~ Switch in parallel with coupling contacts
51.12  DF  .~ Meeting contacts of coupling members forming switch contacts
51.13  DF  .~ Bayonet-coupling
51.14  DF  .~ Screw-coupling
51.15  DF  .~.~ Pull-chain switch
51.16  DF  .~.~ Push-button switch
51.17  DF  .~.~ Rotatable-key switch
51 LM  DF  .~ Lazy man
52 R  DF  SPECIAL APPLICATION
56 R  DF  .~ Indicating instrument
56 A  DF  .~.~ Movable contact beater type
60  DF  .~ Portable light
61  DF  .~ Incubator
61.01  DF  .~ Sound wave responsive
61.02  DF  .~ Light responsive
61.03  DF  .~ Gas or smoke responsive
61.04  DF  .~ Liquid or moisture responsive
61.05  DF  .~.~ Conducting liquid
61.06  DF  .~.~ Humidity responsive
61.07  DF  .~.~.~ Weight of absorbed water
61.08  DF  .~ Frangible or destructible type
61.09  DF  .~ Tramp metal actuated
61.1  DF  .~ Game or amusement piece operated
61.11  DF  .~.~ Ball (e.g., pin ball)
61.12  DF  .~ Bicycle chain, sprocket or brake actuated
61.13  DF  .~ Running length, web or strand actuated
61.14  DF  .~.~ Actuator attached to or part of web or strand
61.15  DF  .~.~ Spooled or reeled quantity
61.16  DF  .~.~.~ Diameter sensing
61.17  DF  .~.~ Spool, reel or idler rotation
61.18  DF  .~.~ Absence or loss of tension (e.g., breakage or misalignment)
61.19  DF  .~ Movable or removable interposed non-conductor
61.2  DF  .~ Container contents level responsive
61.21  DF  .~.~ Fluent solid bin or hopper
61.22  DF  .~ Pneumatic tire inflation responsive
61.23  DF  .~.~ Casing deformation feeler
61.24  DF  .~.~ Ground engaging feeler
61.25  DF  .~.~ Fluid pressure actuated
61.26  DF  .~.~.~ Biased tube engaging member
61.27  DF  .~ Turn indicator type switches
61.28  DF  .~.~ Gear shift lever mounted
61.29  DF  .~.~ Pedal controlled or mounted
61.3  DF  .~.~ Reset by completed turn
61.31  DF  .~.~.~ Set by turning
61.32  DF  .~.~.~.~ With pre-turning setting means
61.33  DF  .~.~.~.~ Steering arm, draglink or tie rod actuated
61.34  DF  .~.~.~ Controller moves reset dog into operative position
61.35  DF  .~.~.~ By movement of steering wheel or post relative to column
61.36  DF  .~.~.~.~ Wheel or wheel attached member engages controller or rigid extension
61.37  DF  .~.~.~.~ Through gearing
61.38  DF  .~.~.~.~ Wheel carried switch unit
61.39  DF  .~ Control by direction of rotation of shaft or spindle
61.4  DF  .~ Diameter responsive (e.g., wear)
61.41  DF  .~ Stationary feeler detects transient object
61.42  DF  .~ Feeler moves into detecting contact with object
61.43  DF  .~.~ Sensitive edge type closure
61.44  DF  .~.~ Vehicle attached or carried
61.45 R  DF  .~ Change of inclination or of rate of motion responsive (e.g., inertia and tilt switches)
61.46  DF  .~.~ Rotary motion
61.47  DF  .~.~ Conducting fluid type
61.48  DF  .~.~ Oscillating controller
61.49  DF  .~.~.~ Resilient support arm
61.5  DF  .~.~.~ Restrained against return to normal
61.51  DF  .~.~.~ Conducting
61.52  DF  .~.~ Tilt responsive
61.53  DF  .~.~ Linearly moving controller
61.45 M  DF  .~.~ Magnetic holding means
61.54  DF  .~ Steering wheel, shaft or column mounted
61.55  DF  .~.~ Wheel hub spring biased type
61.56  DF  .~.~.~ With radially extending operator (e.g., horn ring)
61.57  DF  .~.~ On or in wheel rim
61.58 R  DF  .~ Actuated concurrently with operation or use of art device
61.59  DF  .~.~ Article inserted type (e.g., pencil sharpener)
61.6  DF  .~.~ Coupling of fluid conduit
61.61  DF  .~.~ Drawer
61.62  DF  .~.~ Closure, closure operator or accessory
61.63  DF  .~.~.~ Letter slot or box
61.64  DF  .~.~.~ Lock, bolt or keeper actuated
61.65  DF  .~.~.~.~ Elevator bar lock type
61.66  DF  .~.~.~.~ Improper key or mere presence of key in lock
61.67  DF  .~.~.~.~ By movement of bolt
61.68  DF  .~.~.~.~.~ In keeper
61.69  DF  .~.~.~ Plural closures or plural closure cycles
61.7  DF  .~.~.~ Hinge member actuated
61.71  DF  .~.~.~ Sliding closure
61.72  DF  .~.~.~.~ Closure-dragged switch actuator
61.73  DF  .~.~.~.~ Abutment type switch actuator
61.74  DF  .~.~.~.~ Spring-biased switch actuator
61.75  DF  .~.~.~.~.~ With modified closure
61.76  DF  .~.~.~ Spring-biased switch actuator
61.77  DF  .~.~.~.~ Pull chain operator
61.78  DF  .~.~.~.~ Spring contact
61.79  DF  .~.~.~.~ Manually disabled
61.8  DF  .~.~.~.~ Manually reset
61.81  DF  .~.~.~.~ Mounted on closure frame or enclosure wall
61.82  DF  .~.~.~.~.~ In recess
61.83  DF  .~.~.~ Gravity actuated
61.84  DF  .~.~.~ Window accessory (e.g., shades and blinds)
61.85  DF  .~.~ Manipulating, operating or carrying handle
61.86  DF  .~.~.~ For fluid controlling valve
61.87  DF  .~.~.~ Hand brake lever
61.88  DF  .~.~.~ Gear shift lever
61.89  DF  .~.~ Vehicle pedal
61.9  DF  .~.~.~ Engine governed over-riding means
61.91  DF  .~.~ Transmission controlled
61.58 B  DF  .~.~ Seat belt
61.93  DF  .~ Anti-intrusion type
52 A  DF  .~ Tilting vehicle operated
*  DD  SNAP
400  DF  CONTACT MOVED BY SUDDEN RELEASE OF STORED ENERGY, (E.G., SPRING CHARGER)
401  DF  TOGGLE MECHANISMS
402  DF  SNAP
403  DF  .~ Mercury snap
404  DF  .~ Magnetic snap
405  DF  .~ Double snap
406  DF  .~.~ Including raised flexible snap element (e.g., dome)
407  DF  .~.~ Blade element stressed to twisted configuration
408  DF  .~.~ Spring Buckle
409  DF  .~.~.~ Spring compressed between two points at a fixed distance from each other
410  DF  .~.~ Rotating contact
411  DF  .~.~.~ Contact movement blocked until spring is charged (e.g., latch)
412  DF  .~.~.~.~ Push button actuated
413  DF  .~.~.~.~ Pull cord actuated
414  DF  .~.~.~.~ Including radial motion
415  DF  .~.~.~ Contact restrained until spring is charged (e.g., detent)
416  DF  .~.~.~ Cam actuated contact
417  DF  .~.~.~.~ Push button actuated
418  DF  .~.~.~.~ Pull cord actuated
419  DF  .~.~.~ Ratchet controlled
420  DF  .~.~.~.~ Pull cord actuated
421  DF  .~.~.~.~ Pawl carries contact
422  DF  .~.~.~.~.~ Push button actuated
423  DF  .~.~.~.~.~ Pull cord actuated
424  DF  .~.~ Contact movement is blocked until spring is charged
425  DF  .~.~.~ Blocked by distinct latch
426  DF  .~.~.~.~ Driving and driven element oscillate about a common axis
427  DF  .~.~.~.~.~ With reciprocating contact
428  DF  .~.~.~.~ Including cam or wedge release
429  DF  .~.~.~.~ Including reciprocating contact
430  DF  .~.~ Contact movement is restrained until spring is charged (e.g., detent)
431  DF  .~.~ Cam or wedge release
432  DF  .~.~.~ Roller contact acts as cam
433  DF  .~.~.~ Contact slides over pivot point
434  DF  .~.~.~ Reciprocating contact
435  DF  .~.~.~.~ Contact carrier snaps in opposite direction from actuator
436  DF  .~.~.~ Including lost motion coupling to cam
437  DF  .~.~.~ Spring biased element slides over pivoted element
438  DF  .~.~.~ Spring biased pivoted element snapped when cam follower crossed pivot
439  DF  .~.~.~ Wedge on reciprocating actuator
440  DF  .~.~ With mechanism to insure positive separation of contacts (i.e., positive kick)
441  DF  .~.~.~ Contact moved by separate lever
442  DF  .~.~.~ Actuator moves contact near limit of travel
443  DF  .~.~ Contact driven by impact element
444  DF  .~.~.~ Having weight drive
445  DF  .~.~ Snap spring system using multiple diverse springs
446  DF  .~.~ Systems having lost motion connections between the actuator, an intermediate snapped element and the contact
447  DF  .~.~ Double ended type (e.g., reciprocating bridging contacts)
448  DF  .~.~.~ Contact pivots moved by actuator
449  DF  .~.~ Reciprocating contacts
450  DF  .~.~.~ Compression spring type
451  DF  .~.~ End of blade pivotally carries element compressing blade
452  DF  .~.~ Both ends of blade are freely floating
453  DF  .~.~ Compression spring (e.g., push force)
454  DF  .~.~.~ Both ends of spring move
455  DF  .~.~.~.~ Having roller contact
456  DF  .~.~.~.~ Both ends of spring are carried by blade (e.g., leaf spring)
457  DF  .~.~.~.~ Axially compressed coil spring
458  DF  .~.~.~.~ One end of spring is carried by actuator
459  DF  .~.~.~ One end of spring is fixed
460  DF  .~.~.~.~ Central portion of spring is moved to cause snap
461  DF  .~.~.~.~ Blade is moved to cause snap
462  DF  .~.~ Tension spring (e.g., pull force)
463  DF  .~.~.~ Contact pivot point is moved to cause snap
464  DF  .~.~.~.~ Pivot point is carried by actuator
465  DF  .~.~.~ Both ends of spring move
466  DF  .~.~.~.~ One end of spring is carried by actuator
467  DF  .~.~.~ One end of spring is fixed
468  DF  .~ Single snap
469  DF  .~.~ Including lost motion coupling to cam
470  DF  .~.~ Contact movement is blocked by latch until spring is charged
471  DF  .~.~ Contact restrained before snap spring is charged (e.g., detent)
472  DF  .~.~.~ Detent function performed by spring biased contact (e.g., knife blade)
79  DF  SUSPENDED-WIRE CONTROLLED
80 R  DF  CENTRIFUGAL
80 A  DF  .~ Liquid contact
80 B  DF  .~ Reed-type contact
81 R  DF  FLUID PRESSURE
81.4  DF  .~ Plural switch
81.5  DF  .~ With plural operators
81.6  DF  .~ Operable to cause liquid contact flow
81.8  DF  .~ Bourdon tube type
81.9 R  DF  .~ Flow-responsive type
81.9 M  DF  .~.~ Magnet
81.9 HG  DF  .~.~ Mercury
82 R  DF  .~ Piston
82 B  DF  .~.~ High voltage
82 C  DF  .~.~ Micro-switch
82 D  DF  .~.~ Automobile
82 DA  DF  .~.~.~ Starter
82 A  DF  .~.~ Adjustable piston stroke
82 E  DF  .~.~ Magnet
83 R  DF  .~ Diaphragm
83 WM  DF  .~.~ Washing machine
83 A  DF  .~.~ Differential pressure
83 B  DF  .~.~ Special diaphragm
83 C  DF  .~.~ Aneroid bellows
83 D  DF  .~.~ Differential and plural bellows
83 F  DF  .~.~ Liquid contact
83 J  DF  .~.~ Piston and diaphragm
83 L  DF  .~.~ Magnetically operated
83 N  DF  .~.~ Contacts on diaphragm
83 P  DF  .~.~ Snap action
83 Q  DF  .~.~ Combined switch and valve actuator
83 S  DF  .~.~ Adjustment means
83 SA  DF  .~.~.~ Differential and range adjustment
83 T  DF  .~.~ Time delay
83 V  DF  .~.~ Miniature
83 Y  DF  .~.~ Multiple diaphragms or multi-ply diaphragms
83 W  DF  .~.~ Overpressure protection means
83 Z  DF  .~.~ Manual actuating means
81 H  DF  .~ Hand operated
84 R  DF  FLOAT
84 A  DF  .~ Battery float switch
84 B  DF  .~ Float and pressure
84 C  DF  .~ Magnet
85 R  DF  WEIGHT
86 R  DF  .~ Treads
86 A  DF  .~.~ Roadway
85 A  DF  .~ Seat operated
86.5  DF  FOOT OPERATED
182  DF  LIQUID CONTACT
183  DF  .~ Combined
184  DF  .~.~ With illumination means
185  DF  .~.~ With electrical resistance
186  DF  .~ Time delay
187  DF  .~ Plural switches (in same housing)
188  DF  .~.~ With common electrical connection (solid or liquid)
189  DF  .~.~ Progressive contacts
190  DF  .~ Liquid level responsive
191  DF  .~ Having capillary tube means
192  DF  .~.~ With electro-capillary action
193  DF  .~ Having electrolytic conductive-liquid means
194  DF  .~.~ With significant electrolyte
195  DF  .~ Spray or jet by centrifugal force and/or by other pressure-producing means
196  DF  .~.~ Periodic
197  DF  .~.~.~ Oscillating jet
198  DF  .~.~.~ Contact dips (moves relative to container) into the conductive liquid
199  DF  .~ Contact dips (moves relative to container) into the conductive liquid
200  DF  .~.~ Periodic
201  DF  .~.~.~ Progressive contacts
202  DF  .~.~.~ Cam actuated
203  DF  .~ Cam actuated
204  DF  .~.~ Gyratory movement
205  DF  .~.~ Periodic
206  DF  .~.~.~ Plural switches (switches not in same housing)
207  DF  .~.~.~ Eccentric switch movement (wobble)
208  DF  .~ Periodic
209  DF  .~ Piston or plunger means
210  DF  .~.~ Contact attached to or unitary with piston or plunger
211  DF  .~ Pressure-deformable (flexible) means
212  DF  .~.~ With progressive contacts
213  DF  .~.~ With movably attached contact means
214  DF  .~ With movable liquid-separating or shifting means
215  DF  .~ With external support or external housing
216  DF  .~.~ With hermetic or resin sealing
217  DF  .~.~ Dual function support
218  DF  .~.~.~ With actuator securing means
219  DF  .~.~ With actuation means
220  DF  .~ Tiltable or rotatable
221  DF  .~.~ Container has plural major conductive-liquid containing chambers or spaces connected by a passageway
222  DF  .~.~.~ Container forms at least one contact
223  DF  .~.~ Having position sensitive ring, disk or conical contact
224  DF  .~.~ Multi-throw or multi-position
225  DF  .~.~.~ Single pole-double throw
226  DF  .~.~ Container forms at least one contact
227  DF  .~.~.~ Chamber contains insulative restrictive element or means to form at least one conductive-liquid-containing recess
228  DF  .~.~ Chamber contains insulative restrictive element or means to form at least one conductive-liquid-containing recess
229  DF  .~.~ Container includes at least one integral recess
230  DF  .~.~ Float actuated
231  DF  .~.~ With significant contact-sealing means
232  DF  .~.~ With anti-splash means
233  DF  .~ Particular conductive liquid
234  DF  .~.~ Having contact wetting agent
235  DF  .~ Particular contact structure or material
236  DF  .~.~ Mounting or attaching means
500  DF  HELICAL DRIVE MECHANISM
501  DF  GEAR DRIVEN
502  DF  SOLID CONTACT
503  DF  .~ Rolamite-type
504  DF  .~ Coaxial switch
505  DF  .~ Hand held squeeze actuated switch
506  DF  .~ Interposed nonconductor
507  DF  .~ Screw used as moving contact
508  DF  .~ Both contacts are moved
509  DF  .~ Bimodal (e.g., single stroke make/break-no make on return)
510  DF  .~.~ Push button actuator
511  DF  .~ Compressible elastomer
512  DF  .~ Membrane type
513  DF  .~.~ Specific dome shape
514  DF  .~.~ Specitic nonconductive materials
515  DF  .~.~ Pressure equalizing means
516  DF  .~.~ Including auxiliary dome/disc type spring
517  DF  .~.~ Including additional actuator
518  DF  .~ Plural actuators operate single switch
519  DF  .~ Push and/or pull with 3 or more positions
520  DF  .~ Push button operated
521  DF  .~.~ Including tactile feedback mechanism
522  DF  .~.~ Trigger actuator
523  DF  .~.~ Including alternate action mechanism (e.g., push-push)
524  DF  .~.~.~ With heart-shape cam
525  DF  .~.~.~ With w-shape rocking element
526  DF  .~.~.~ With rotating member (e.g., ball point pen type)
527  DF  .~.~.~.~ Including rotating contact
528  DF  .~.~.~.~ Rotating cam moves contact
529  DF  .~.~ Mechanism to transfer reciprocating to rotary or rocking
530  DF  .~.~ Contact carried by push button
531  DF  .~.~.~ Sliding contact
532  DF  .~.~.~ Leaf spring contact
533  DF  .~.~ Cam actuated contact
534  DF  .~.~ Abutting contact
535  DF  .~.~.~ Leaf spring contact
536  DF  .~.~ Sliding contact
537  DF  .~ Reciprocating actuator
538  DF  .~.~ Push/pull rod
539  DF  .~.~.~ Specific detent structure
540  DF  .~.~.~ Contact carried by rod
541  DF  .~.~.~.~ Sliding contact
542  DF  .~.~.~ Cam actuated contact
543  DF  .~.~ Pull cord
544  DF  .~.~.~ Rotating contact
545  DF  .~.~.~ Cam actuated contact
546  DF  .~.~.~ Leaf spring contact
547  DF  .~.~ Slide switch (handle projects perpendicular to motion)
548  DF  .~.~.~ Housing and actuator form detent
549  DF  .~.~.~ Contact carried by slide
550  DF  .~.~.~.~ Sliding contact
551  DF  .~.~.~ Cam actuated contact
552  DF  .~.~ Two button switches - (noncoaxial parallel buttons)
553  DF  .~ Rocking actuator (e.g., rocker, lever)
554  DF  .~.~ Knife blade contact
555  DF  .~.~.~ With catch
556  DF  .~.~ Housing and actuator form detent
557  DF  .~.~ Actuator biasing mechanism
558  DF  .~.~ Cam actuated contact
559  DF  .~.~.~ Leaf spring contact
560  DF  .~.~ Rotating contact
561  DF  .~.~ Reciprocating contact in straight-line motion
562  DF  .~.~ Contact carried by actuator
563  DF  .~.~.~ Sliding contact
564  DF  .~ Rotating actuator (e.g., dial)
565  DF  .~.~ Housing and actuator form detent
566  DF  .~.~ Auxiliary motion required to actuate or release (e.g., push to rotate)
567  DF  .~.~ Rotation about a longitudinal axis of tool or appliance
568  DF  .~.~ Contact actuated by cam
569  DF  .~.~.~ Leaf spring contact operated by cam on actuator
570  DF  .~.~ Rotating contact
571  DF  .~.~.~ Sliding contact
572  DF  .~.~ Linear moving contact
573  DF  CAM OPERATES CONTACT OR MICROSWITCH
574  DF  .~ Peripheral cam
237  DF  ELECTRIC SWITCH DETAILS
238  DF  .~ Contact
239  DF  .~.~ Abutting type
240  DF  .~.~.~ With subsequent rolling
241  DF  .~.~.~ With subsequent sliding
242  DF  .~.~.~.~ Having contact cleaning structure
243  DF  .~.~.~ Bridging contacts
244  DF  .~.~.~ With rigid pivoted member carrying the moving contact
245  DF  .~.~.~ With resilient mounting
246  DF  .~.~.~.~ With spring blade support
247  DF  .~.~.~.~ Within supporting guides
248  DF  .~.~.~ Self-aligning contacts
249  DF  .~.~.~ Having contact adjusting means
250  DF  .~.~.~ Having biasing means
251  DF  .~.~.~.~ Means for adjusting contact pressure
252  DF  .~.~ Sliding type
253  DF  .~.~.~ Having contact cleaning structure
253.1  DF  .~.~.~ Plug type contacts
254  DF  .~.~.~ Knife and clip contacts
255  DF  .~.~.~.~ Having biasing means
256  DF  .~.~.~.~.~ Means for adjusting contact pressure
257  DF  .~.~.~ With resilient mounting
258  DF  .~.~.~ Self-aligning contacts
259  DF  .~.~.~ Having contact adjusting means
260  DF  .~.~.~ Having biasing means
261  DF  .~.~.~.~ Means for adjusting contact pressure
262  DF  .~.~ Material
263  DF  .~.~.~ Cooperating contacts of different material
264  DF  .~.~.~ Infiltrated porous substance
265  DF  .~.~.~ Compositions
266  DF  .~.~.~ Alloys
267  DF  .~.~.~ One layer (i.e., additional to its mounting)
268  DF  .~.~.~ Two layers
269  DF  .~.~.~ Three layers or more
270  DF  .~.~.~ Elements
271  DF  .~.~ Blade or pole-plate
272  DF  .~.~.~ With support
273  DF  .~.~.~ Rotary
274  DF  .~.~.~.~ With support
275  DF  .~.~ Particular shape or structure of the contact
276  DF  .~.~.~ Coil spring contact
276.1  DF  .~.~.~.~ With push button actuator
277  DF  .~.~.~ Roller contact
277.1  DF  .~.~.~.~ With push button actuator
277.2  DF  .~.~.~.~ With rocker actuator
278  DF  .~.~.~ Laminated
279  DF  .~.~.~ Contact making surface (e.g., grooved)
280  DF  .~.~ Interchangeable and reversible
281  DF  .~.~ Replaceable or renewable
282  DF  .~.~ Spring clip
283  DF  .~.~ Leaf spring support
284  DF  .~.~ Integral contact and terminal structure
285  DF  .~.~ Lubricated
286  DF  .~.~ Adjustment means
287  DF  .~.~.~ Self-adjusting
288  DF  .~.~ Buffer, rebound preventing
289  DF  .~.~ Cooler
290  DF  .~.~ Spring biasing means
291  DF  .~.~ Detent
292  DF  .~.~ Printed circuit
293  DF  .~ Cases and bases
293.1  DF  .~.~ Unitary switch mounted in handle or handgrip
294  DF  .~.~ Surface
295  DF  .~.~ With flexible mounting means
296  DF  .~.~ Panel
297  DF  .~.~ Outlet box
298  DF  .~.~ Pendant
299  DF  .~.~.~ With lamp socket
300  DF  .~.~ Frangible element
301  DF  .~.~ Vibration dampening means
302.1  DF  .~.~ Dust, dirt, or moisture excluding
302.2  DF  .~.~.~ Seal for push button actuator
302.3  DF  .~.~.~ Seal for rocker or lever actuator
303  DF  .~.~ Split housing
304  DF  .~.~ With shield
305  DF  .~.~.~ Electrical shield
306  DF  .~.~ Venting means
307  DF  .~.~ Stacked
308  DF  .~ Indicators
309  DF  .~.~ Interchangeable inserts
310  DF  .~.~ Illuminated
311  DF  .~.~.~ Having light-filtering means
312  DF  .~.~.~ Having additional indicating means
313  DF  .~.~.~ Light visible through actuator
314  DF  .~.~.~.~ Push button type
315  DF  .~.~.~.~ Rocker or toggle
316  DF  .~.~.~.~ Rotatable
317  DF  .~.~.~ Light visible through housing
318  DF  .~ Latches
318.1  DF  .~.~ Mechanism to hold push button down
318.2  DF  .~.~.~ Auxiliary motion of actuator required to release (e.g., turn or slide)
319  DF  .~.~ Shockproof
320  DF  .~.~ Plural latches
321  DF  .~.~ Manually operated latching means
322  DF  .~.~.~ Plate or lever
323  DF  .~.~ Self-operating latching means
324  DF  .~.~.~ Cam (plate, lever, etc.)
325  DF  .~.~.~.~ Spring biased
326  DF  .~.~.~ Gravity operated
327  DF  .~.~ Positioning or stop member
329  DF  .~ Actuators
330  DF  .~.~ Auxiliary
331  DF  .~.~.~ Extension or remote
332  DF  .~.~.~ Lever
332.1  DF  .~.~.~ Having auxiliarly housing
332.2  DF  .~.~.~.~ Housing is a handle or handgrip for tool or appliance
333  DF  .~.~ Covers
334  DF  .~.~ Safety
335  DF  .~.~ Lever
336  DF  .~.~ Rotatable
337  DF  .~.~ With linkages
338  DF  .~.~ With attachment
339  DF  .~.~ Rocker
341  DF  .~.~ Push button
342  DF  .~.~.~ Including lost motion connection
343  DF  .~.~.~ Hinged button (e.g., piano key)
344  DF  .~.~.~ Mechanism to keep key level
345  DF  .~.~.~ Cap/stem and stem/housing details
*****************************
DIGESTS
*****************************
DIG 2  DD  Body attached switches
DIG 3  DD  Coin operated
DIG 4  DD  High potential type insulation
DIG 5  DD  Fluid pressure: fluid amplifier
DIG 6  DD  Tie bar
DIG 7  DD  Molded drum
DIG 8  DD  Disturbance
DIG 9  DD  Momentum
DIG 10  DD  Curb, bumper and fender
DIG 11  DD  Web or thread actuated
DIG 12  DD  Burglar screens
DIG 13  DD  Shaft bearing and armature wear indicator switches
DIG 14  DD  Rail or leak indicator
DIG 15  DD  Bin alarm
DIG 16  DD  Gas detector
DIG 17  DD  Gas engine and motor vehicle
DIG 18  DD  Gravity
DIG 19  DD  Gyroscope
DIG 20  DD  Sound and vibration operated
DIG 21  DD  Pencil, counter or dispenser operated
DIG 22  DD  Strain relief, shear pin
DIG 23  DD  Game
DIG 24  DD  Plug holder
DIG 26  DD  Slack cable operated
DIG 27  DD  Thermal magnetic snap
DIG 28  DD  Thermal spring snap
DIG 29  DD  Ball
DIG 30  DD  Fluid conductor
DIG 31  DD  Fluid flow
DIG 32  DD  Speed responsive
DIG 33  DD  Speed synchronizing switch
DIG 34  DD  Recording and reproducing
DIG 35  DD  Weight operated tread/treadless switch
DIG 36  DD  Light operated switches
DIG 37  DD  Hose
DIG 38  DD  Money till drawer operated
DIG 39  DD  Motor vehicle-steering column
DIG 40  DD  Moisture
DIG 41  DD  Liquid contact
DIG 42  DD  Contact welding considerations
DIG 43  DD  Fluid-operated matrix switches
DIG 44  DD  Lubrication-periodic switches
DIG 46  DD  Separators and/or insulators for stacked leaf spring contacts
DIG 47  DD  Light guides for switch indicators (prisms, reflectors, cables, etc.)