US Patent Class 89
ORDNANCE



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Current as of: June, 1999
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Products
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Services

  DF  CLASS NOTES
1.12  DF  GUN HEATERS
1.13  DF  MINE-DESTROYING DEVICES
1.15  DF  WELL PERFORATORS
1.16  DF  ENGINE STARTERS
1.2  DF  SMOKE OR RESIDUE EJECTOR
1.25  DF  LUBRICANT INJECTOR
1.34  DF  LINE THROWING
1.35  DF  TRENCH MORTARS
1.3  DF  MUZZLE LOADING
1.42  DF  GUN HANDLES
1.51  DF  BOMB, FLARE AND SIGNAL DROPPING
1.52  DF  .~ Drop grenade
1.53  DF  .~ Sway braces
1.54  DF  .~ Bomb displaced from exterior of plane
1.55  DF  .~ Arming device
1.56  DF  .~ Electrical and radio releases and sighting
1.57  DF  .~ Explosive releases
1.58  DF  .~ Shackles
1.59  DF  .~ Racks
1.6  DF  .~ Timing devices
1.61  DF  .~ Sighting
1.7  DF  RECOILLESS GUN
1.701  DF  .~ Having a reaction mass
1.702  DF  .~.~ Barrel parts separable for loading
1.703  DF  .~ Having pressure-control means
1.704  DF  .~ Having breech closure
1.705  DF  .~.~ Closure has firing device
1.706  DF  .~.~ Cartridge-case closure
1.8  DF  ROCKET LAUNCHING
1.801  DF  .~ Having rocket-storage and transfer means
1.802  DF  .~.~ Launcher movable relative to storage means
1.803  DF  .~.~ Having magazine-gate means to feed and support rocket for launching
1.804  DF  .~.~ Storage means movable to facilitate launching
1.805  DF  .~ Having means to transfer rocket to launcher
1.806  DF  .~ Having means restraining rocket from movement in launching direction
1.807  DF  .~.~ Including rocket-firing means
1.808  DF  .~.~ Rocket spin stabilized while restrained
1.809  DF  .~ Underwater launching
1.81  DF  .~.~ Rocket launched from container
1.811  DF  .~ Having umbilical-separating means
1.812  DF  .~ Having safety devices for preventing premature ignition or launching
1.813  DF  .~ Having rocket-firing means
1.814  DF  .~.~ Rocket propellant ignited by electrical means
1.815  DF  .~ Movable launcher
1.816  DF  .~ Having tubular guide means
1.817  DF  .~.~ Including a forward closure
1.818  DF  .~.~ Including an auxiliary rocket-launching charge
1.819  DF  .~ Having guide means
5  DF  SUBMARINE
125  DF  AUTOMATIC
126  DF  .~ Plural gun, barrel or bore
127  DF  .~.~ Firing control
128  DF  .~ Convertible gun operation (e.g., to nonautomatic)
129.01  DF  .~ Regulation of speed or rate of automatic fire
129.02  DF  .~.~ By regulating burst
130  DF  .~.~ By regulating time of return of breech block
131  DF  .~.~ By regulating time of release of hammer
132  DF  .~ Firing device operation or control (e.g., full automatic)
133  DF  .~.~ Synchronizers
134  DF  .~.~ Disabled at predetermined angles of fire
135  DF  .~.~ Electrical
136  DF  .~.~ Triggers and/or remote control
137  DF  .~.~ Interlocks between firing and cartridge feeding
138  DF  .~.~.~ Locks bolt open
139  DF  .~.~ Semi-automatic (e.g., double sear)
140  DF  .~.~.~ Convertible to full automatic
141  DF  .~.~.~.~ Breech block, barrel or hammer disconnected
142  DF  .~.~.~.~ With selective safety device
143  DF  .~.~.~ Alternate control of hammer and breech block or barrel
144  DF  .~.~.~ With means for disconnecting trigger and sear
145  DF  .~.~.~.~ By breech block or barrel motion
146  DF  .~.~.~.~ Hammer disconnected
147  DF  .~.~.~ Hammer cocked and released by trigger
148  DF  .~.~ With selective safety device
149  DF  .~.~ With automatic sear or sear release
150  DF  .~.~ With automatic sear or trigger safety
151  DF  .~.~ With automatic hammer
152  DF  .~.~.~ Operates breech lock
153  DF  .~.~ Operates breech lock
154  DF  .~.~ With automatic hammer cocking and/or safety means
155  DF  .~ Movable chamber type (e.g., revolver)
156  DF  .~.~ Operating as gas piston and/or recoil member
157  DF  .~.~ Recoiling barrel with revolving chambers
158  DF  .~ Movable butt piece
159  DF  .~ Combined movable barrel and gas operated
160  DF  .~ Movable barrel (e.g., rotary)
161  DF  .~.~ Forwardly movable
162  DF  .~.~ Rearwardly movable
163  DF  .~.~.~ Barrel having motion in addition to axial, rectilinear
164  DF  .~.~.~ With breech lock latch
165  DF  .~.~.~ Long recoil
166  DF  .~.~.~.~ Nonrectilinear breech block motion
167  DF  .~.~.~.~ Nonaxial rectilinear breech block motion
168  DF  .~.~.~.~ Pivoted locking member or toggle lock
169  DF  .~.~.~ With accelerator and/or unlocking lever for breech mechanism
170  DF  .~.~.~ With barrel latch
171  DF  .~.~.~ Nonrectilinear breech block motion (e.g., tilting rotary)
172  DF  .~.~.~.~ Rotary and sliding
173  DF  .~.~.~ Sliding locking member
174  DF  .~.~.~ Rotary locking member
175  DF  .~.~.~ Toggle locking member
176  DF  .~.~.~ Pivoted locking member
177  DF  .~.~ Barrel buffers and brakes
178  DF  .~.~ Barrel return means
179  DF  .~ Gas piston-type lock actuator carried by breech block (e.g., firing pin)
180  DF  .~ Breech block lock (positive or impositive)
181  DF  .~.~ With latch
182  DF  .~.~ Inertia member released lock
183  DF  .~.~.~ Blow back initiated
184  DF  .~.~ Nonrectilinear breech block motion (e.g., tilting rotary)
185  DF  .~.~.~ Rotary and sliding
186  DF  .~.~ Nonaxial, rectilinear, breech block motion
187.01  DF  .~.~ Sliding locking member
187.02  DF  .~.~.~ Cylindrical or ball bearing
188  DF  .~.~ Rotary locking member
189  DF  .~.~ Toggle locking member
190  DF  .~.~ Pivoted locking member
191.01  DF  .~ Gas piston type
191.02  DF  .~.~ Annular piston
192  DF  .~.~ Gas piston compresses breech opening spring
193  DF  .~.~ Gas ports and/or regulators
194  DF  .~ Blow back breech block
195  DF  .~.~ Pistol grip magazine
196  DF  .~.~.~ Breech slide type
197  DF  .~.~ Box magazine
198  DF  .~ Buffers and brakes
199  DF  .~ Receiver closures and/or breech block return means
4.05  DF  EXPLOSION OPENED BREECH
4.1  DF  .~ Rotary breech block
4.2  DF  .~ Transverse sliding breech block
4.5  DF  .~ Blow back breech block
6  DF  FUSE SETTERS
6.5  DF  .~ Combined with projecting, launching or releasing devices
*  DD  PNEUMATIC
7  DF  .~ Explosive charge
8  DF  ACCELARATING
9  DF  MACHINE GUNS
11  DF  .~ Axially moving breech block
12  DF  .~ Revolving barrels
13.05  DF  .~ Revolving cylinders
13.1  DF  .~.~ Nonparallel bores
1.41  DF  MULTIPLE BARREL GUNS
14.05  DF  BARRELS
14.1  DF  .~ With heat exchanger
14.2  DF  .~ Flash shield
14.3  DF  .~ Recoil absorbers and climb arrestors
14.4  DF  .~ Silencers
14.5  DF  .~ Recoil increasers
14.6  DF  .~ Sabot strippers
15  DF  .~ Wound
16  DF  .~ Composite
17  DF  BREECH CLOSURES
18  DF  .~ Key locked
19  DF  .~ Screw
20.2  DF  .~.~ Interrupted
20.4  DF  .~.~.~ Motor operated
21  DF  .~.~.~ Fixed ammunition
22  DF  .~ Transverse
23  DF  .~.~ Sliding and swinging
24  DF  .~.~ Sliding
25  DF  .~.~ Swinging
26  DF  .~ Gas checks
27.11  DF  FIRING
27.12  DF  .~ Safety
27.13  DF  .~ Primer fired
27.14  DF  .~ Percussion firing
27.3  DF  .~ Gun firing actuators
28.05  DF  .~ Electric
28.1  DF  .~.~ Electrical and mechanical
28.2  DF  .~.~ Training and firing
29  DF  PRACTICE BARRELS
30  DF  VENTS AND STOPPERS
31  DF  TOMPIONS AND VALVES
33.01  DF  CARTRIDGE FEEDING
33.02  DF  .~ Drum magazine
33.03  DF  .~ Movable chamber
33.04  DF  .~ Selective feed
33.05  DF  .~ With rammer separated breech block
33.1  DF  .~ With magazine
33.14  DF  .~.~ Belt feed
33.16  DF  .~.~.~ With rotary feeder
33.17  DF  .~.~ With rotary feeder
33.2  DF  .~ Belt feed
33.25  DF  .~.~ With rotary feeder
33.4  DF  .~ Empty shell receivers
33.5  DF  .~ Cartridge feeding auxiliary feeder
34  DF  .~ Holders
35.01  DF  .~ Belts
35.02  DF  .~.~ Disintegrating type
36.01  DF  SHIELDS
36.02  DF  .~ Shape or composition
36.03  DF  .~ Rotating shield
36.04  DF  .~ For fixed structure
36.05  DF  .~ Body
36.06  DF  .~ Small arms attached
36.07  DF  .~ Transportable
36.08  DF  .~.~ Self-propelled, e.g., tanks
36.09  DF  .~.~ Wheeled
36.11  DF  .~ For aircraft
36.12  DF  .~ For ships
36.13  DF  .~ Turret type
36.14  DF  .~.~ With vision slit or gun port closures
36.15  DF  .~ On elevatable platform
36.16  DF  .~ Anti-aircraft type
36.17  DF  .~ With explosive device
37.01  DF  MOUNTS
37.02  DF  .~ Anti-aircraft
37.03  DF  .~ Light machine gun type
37.04  DF  .~ Rifle and pistol mounts
37.05  DF  .~ Mortars
37.06  DF  .~ Submarine
37.07  DF  .~ Trunnion
37.08  DF  .~ Counterbalances
37.09  DF  .~ Leveling
37.11  DF  .~ Locks
37.12  DF  .~ Spherical or oval bearing gun support
37.13  DF  .~ Bases
37.14  DF  .~ Reciprocating mounts
37.15  DF  .~ With body protecting devices
37.16  DF  .~ Aircraft type
37.17  DF  .~.~ Power operated
37.18  DF  .~.~ On engine
37.19  DF  .~.~ On aircraft wing
37.21  DF  .~.~ Retractable gun turret
37.22  DF  .~.~ Multiple guns on mount
38  DF  .~ Disappearing gun
39  DF  .~.~ Counterpoise
40.01  DF  .~ For field use
40.02  DF  .~.~ Wheeled mortars
40.03  DF  .~.~ On armored car
40.04  DF  .~.~ Nonshielded motor driven guns
40.05  DF  .~.~ On sleds
40.06  DF  .~.~ On tripods (i.e., for light guns)
40.07  DF  .~.~ Libers and caissons
40.08  DF  .~.~ With hitches and couplings
40.09  DF  .~.~ With training spades
40.11  DF  .~.~ Carriage suspended for firing
40.12  DF  .~.~ Traveling locks
40.13  DF  .~.~ By separate transport carriage
40.14  DF  .~.~ Components are separable for transport
40.15  DF  .~.~ Trail carriages and links
40.16  DF  .~.~ Railroad type
41.01  DF  .~ Training mechanisms
41.02  DF  .~.~ Motor operated
41.03  DF  .~.~.~ Predetermining parameters for automatic firing
41.04  DF  .~.~.~ Eliminates lag or overrun
41.05  DF  .~.~.~ By television monitoring
41.06  DF  .~.~.~ By light reception
41.07  DF  .~.~.~ By radar
41.08  DF  .~.~.~ By sound
41.09  DF  .~.~.~ Gyroscopically or pendulum controlled
41.11  DF  .~.~.~ Compensates for trunnion tilt
41.12  DF  .~.~.~ By hydraulic means
41.13  DF  .~.~.~ For scattering effect
41.14  DF  .~.~.~ For naval gun fire control
41.15  DF  .~.~.~ With unitary control for plural motors
41.16  DF  .~.~ For relatively movable gun barrels
41.17  DF  .~.~ Aiming device mounted on gun
41.18  DF  .~.~ For limiting the field of fire
41.19  DF  .~.~ Sights or line devices
41.21  DF  .~.~.~ On aircraft
41.22  DF  .~.~.~ For anti-aircraft
42.01  DF  .~ With recoil check
42.02  DF  .~.~ On trail spade
42.03  DF  .~.~ Fire-out-of-battery type
43.01  DF  .~.~ Fluid
43.02  DF  .~.~.~ With function of elevation
44.01  DF  .~.~ Spring type
44.02  DF  .~.~.~ Elastic type
45  DF  LOADING
46  DF  .~ Hoisting apparatus
47  DF  .~ Rammers
1.11  DF  WAGING WAR
1.14  DF  EXPLOSIVE OPERATED APPARATUS (E.G., EXPLOSIVE DOOR HINGE, TOOL EXPLOSIVELY ACTUATED, BAND RELEASE, EXPANSION OF TUBE, CABLE CUTTER, EXPLOSIVELY OPERATED SPLITTING WEDGES)
1.4  DF  CHARGING MECHANISMS FOR GUNS
1.1  DF  MISCELLANEOUS