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| Number | Title | Issue Date |
| 7578225 | Smoke generator machine An improved system and operating method for a smoke generator machine and control room to be enclosed into a single trailer for the training of personnel in the art of visible smoke opacity compliance monitoring of industrial smoke discharge from smoke stacks by dis... | 08/25/2009 |
| 7207252 | Determining cook-off time of weapon Determining cook-off time for a weapon is disclosed. A method determines a first barrel temperature next to a first energetic, such as a propellant charge, of ammunition within a gun barrel, and determines a second barrel temperature next to a second energetic, such... | 04/24/2007 |
| 7107715 | Bolt assembly with locking system A locking system for firearms including a locking ring rotatably mounted to a bolt. As the bolt is moved through a bolt slide, the locking ring engages a cam member, which causes the locking ring to rotate about the bolt, which can remain fixed against rotation.... | 09/19/2006 |
| 7089844 | Device for electrically controlling an automatic weapon A device for controlling an automatic weapon is provided. Disposed on or in a housing detachably mounted on the weapon is an electric drive motor, controlled by an electric control device, that drives a threaded spindle having a spindle nut on which is disposed a dr... | 08/15/2006 |
| 7066072 | Determining cook-off time of weapon Determining cook-off time for a weapon is disclosed. A method determines a first barrel temperature next to a first energetic, such as a propellant charge, of ammunition within a gun barrel, and determines a second barrel temperature next to a second energetic, such... | 06/27/2006 |
| 6978709 | Breech device for bolt action firearms A breech device for bolt-action firearms includes a breech body reciprocating in the receiver and rotatable into locking position. In its front part, the breech body has locking lugs located in three sectors, the locking lugs in at least two sectors being formed in ... | 12/27/2005 |
| 6910404 | Gun bolt locking mechanism A carrier assembly for a gun comprises a gun bolt carrier disposed to reciprocate axially with respect to the central axis of the gun, and a gun bolt disposed to reciprocate axially within the carrier. The gun bolt has a locking groove therein. The assembly also com... | 06/28/2005 |
| 6422120 | Firing mechanism for a rotary machine gun A firing mechanism for a rotary machine gun is disclosed. The machine gun includes a housing that rotatably mounts a rotor assembly. The rotor assembly is configured to receive a plurality of ammunition rounds and includes a plurality of firing pins. The ... | 07/23/2002 |
| 6263776 | Aircraft support plank mounted 30 mm machine gun A machine gun, representatively a 30 mm machine gun, is mounted on an outer end portion of a support plank structure projecting out of the cabin area of a helicopter using a roller cradle assembly secured to the outer plank end. A variety of structural im... | 07/24/2001 |
| 6176169 | Aircraft support plank mounted 30 MM machine gun A machine gun, representatively a 30 mm machine gun, is mounted on an outer end portion of a support plank structure projecting out of the cabin area of a helicopter using a roller cradle assembly secured to the outer plank end. A variety of structural im... | 01/23/2001 |
| 5700967 | Interlocking mechanism for a self-loading weapon A self-loading weapon includes a bolt and a tension slide slidably mounted in the housing of the weapon, and an interlocking mechanism for securely locking the tension slide in its front end position during the shooting operation of the weapon. The interl... | 12/23/1997 |
| 5231243 | Control and safety device for an externally powered automatic weapon Control and safety device for an externally powered automatic weapon include at least one rotor driven by a motor and have a stop cooperating with a locking part. The device has both a detent lever to control firing and a second lever subjected to the act... | 07/27/1993 |
| 5225625 | Safety device for an automatic weapon with "floating" firing The invention relates to a safety device, for an automatic weapon with "floating" firing, including a rotating drum (2) driven by an external motor for driving a breech with a reciprocating motion. The safety device includes locking devices (14) for the rotati... | 07/06/1993 |
| 5159147 | Alternatable dual cartridge supply system for an externally driven automatic weapon For installation in confined areas, an externally driven automatic weapon includes an alternatable dual cartridge supply system having two supply chutes are disposed parallel to an axis of symmetry traversing a cartridge supply rotor and a control roller ... | 10/27/1992 |
| 5138930 | Locking device for the breech of an automatic weapon The invention relates to a locking device for the breech of an automatic weapon in which the longitudinal movement of the breech (4) is generated by a rotating drum (1) driven by an external motor. It comprises a locking wedge (6) that moves under the effect o... | 08/18/1992 |
| 5134922 | Rigidly lockable straight-action breech block for an externally driven automatic weapon For a space saving and shock free breech block for an externally driven automatic weapon, a control roller 10 includes two camming discs which offset by 180° with respect to one another in a symmetrical manner and arranged one behind the other, so as to ... | 08/04/1992 |
| 5133243 | Arrangement for emergency actuation of the firing pin of a machine cannon with an exterior drive The arrangement for emergency actuating of the firing pin of a machine cannon having an exterior drive includes a percussion hammer that is loaded by a coil spring for the direct loading of the firing pin mounted in the breech block via an intermediate ro... | 07/28/1992 |
| 5127309 | Rapid stop device for an externally driven automatic weapon A rapid-stop device for the control roller of an automatic weapon wherein for a space-saving arrangement, a brake unit forming part of the rapid-stop device is disposed in a longitudinally axial bore of the control roller. Within its jacket, the brake uni... | 07/07/1992 |
| 5001963 | Differential pressure piston-combustion chamber for barreled weapons A differential pressure piston-combustion chamber system for barreled or tube-firing weapons or guns with a regeneratively-actuated propellant injection device for the generation of propellant gases of liquid, in particular hypergolic propellant component... | 03/26/1991 |
| 4869150 | Device for forward oriented case ejection in an externally driven automatic cannon A device performs forwardly oriented case ejection from an externally driven automatic cannon, the cannon having a chamber, a breechblock which is longitudinally movable along a path by the action of a rotating control cylinder and which simultaneously ad... | 09/26/1989 |
| 4841835 | Safety apparatus for an externally powered firing weapon In an externally powered firing weapon the danger exists with an ignition delay or hangfire condition that the cartridge still is ignited after the positively reciprocated breechblock has been unlocked from the weapon barrel. The safety apparatus in accor... | 06/27/1989 |
| 4807513 | Straight breech for an automatic gun barrel weapon, in particular a machine cannon An improved ammunition feed and guide mechanism for an automatic gun barrel weapon such as an automatic machine cannon. This mechanism includes a breech mechanism mounted in a housing. The breech mechanism includes a breech body driven by a pair of roller... | 02/28/1989 |
| 4796512 | Externally driven automatic weapon An externally driven automatic weapon in which the breechblock and the function of supplying cartridges into the cartridge chamber are effected or controlled by means of a rotatably mounted control cylinder which is provided with a camming path on its cir... | 01/10/1989 |
| 4757740 | Multiple barrel gun Cylindrically arranged barrels include feeder rods connected to a wobble plate for reciprocally moving shells into a firing position. A back pressure seal sleeve may be positioned on the feeder rods. The sleeves include a forwardly tapering wall thickness... | 07/19/1988 |
| 4726278 | Drive for a machine gun This invention provides the provision of a motor, whose output shaft is fixed to a pinion gear, meshed with two mutually opposed driven pinion gears, each carrying a respective cam roller, which alternatively enter and exit a cam surface on a cam follower... | 02/23/1988 |
| 4708049 | Automatic fire arm with external motor The invention is directed to an automatic firearm apparatus of the type including a feed system and a rotatable drum driven in rotation by an outer motor, wherein the drum includes a closed contour breech drive ramp. The apparatus includes two follower me... | 11/24/1987 |
| 4700608 | Machine gun This invention provides the provision of a machine gun having a pair of gun barrels fixed to the receiver with a pair of operating mechanism driven by a rocking lever and each operating mechanism including a reciprocating slider which drives a reciprocati... | 10/20/1987 |
| 4699040 | Arrangement for stopping the moving parts of a machine cannon having an external drive An arrangement for rapidly stopping the movable parts of machine cannons with independent external drives wherein a rotating element, which rotates in dependence to a rotating control drum drivingly connected to the breech block, is stopped at misfiring o... | 10/13/1987 |
| 4686886 | Device for test firing of guns without ammunition A device for allowing a 25 mm or similar gun to be cycled through its automatic or semi-automatic mode without live ammunition and without interrupting each cycle because of a misfire. The device is entirely electric and requires no mechanical attachments... | 08/18/1987 |
| 4683799 | Arrangement for rapidly stopping an automatic weapon having an external drive This invention relates to an arrangement for rapidly stopping an automatic weapon having an external drive where the breech block is driven by parallel shafts. This arrangement provides for the rapid stopping of the shafts and thus the weapon by providing... | 08/04/1987 |
| 4672880 | Firing apparatus for an externally powered firing weapon In a Gatling gun containing a rotary weapon barrel assembly and positively reciprocating breechblocks, each of which is operatively associated with one weapon barrel of the weapon barrel assembly, each breechblock is provided with a spring-loaded firing p... | 06/16/1987 |
| 4563936 | Weapon with next round select feed system An improvement is made in an externally driven gun having an ammunition feeder capable of providing at least two types of ammunition to the gun by incorporating a gear transmission into the driving mechanism coupled to the ammunition feeder to appropriate... | 01/14/1986 |
| 4550641 | Safety apparatus in externally powered firing weapon In weapons in the nature of a Gatling gun the danger exists with an ignition delay or hangfire that the cartridge still is ignited after the positively reciprocated breechblock has been unlocked. However, cartridge ignition is undesired after unlocking of... | 11/05/1985 |
| 4548120 | Externally powered separate loaded ammunition cannon An externally powered automatic cannon comprises a receiver, a barrel conted to the receiver and having a bore with a rear end opening toward the receiver, a chamber member having a chamber for a propellant case movable in the chamber and a cam drum rota... | 10/22/1985 |
| 4481858 | Single barrel externally powered gun A single barrel externally powered gun includes a feed mechanism, a bolt assembly, a bolt control assembly and a power transmission system. The bolt control assembly is in the form of a chain drive unit driven continuously along a predetermined path of tr... | 11/13/1984 |
| 4418607 | Single barrel externally powdered gun A single barrel externally powered gun includes a feed mechanism, a bolt assembly, a bolt control assembly and a power transmission system. The bolt control assembly is in the form of a chain drive unit driven continuously along a predetermined path of tr... | 12/06/1983 |
| 4305326 | Compact clutch mechanism A clutch assembly includes axially aligned shafts, one driving and one driven, the driving shaft including a plurality of slots and the other a plurality of apertures aligned with the slots. Elongated roller bearings are positioned in the slots and apertu... | 12/15/1981 |
| 4301709 | Mechanical anti-hangfire system A hangfire protection system for an externally powered gun includes a recoil sensing mechanism cooperating with a sear latching mechanism such that in the event of a hangfire, a sear engages a safety link on the chain drive assembly to keep the bolt locke... | 11/24/1981 |
| 4193335 | Gun misfire control A mechanism is provided to detect the occurrence of a misfire in an automatic gun and for thereupon halting, prior to the unlocking of the gun, the further operation of the gun; which is particularly adapted to liquid propellant guns having a rotating dru... | 03/18/1980 |
| 4172410 | Helical lock for automatic gun A helical lock for an automatic gun operated by a rotating drum wherein a cking ring and mating end of the chamber have helical surfaces, whereby upon rotating the locking ring to locked position, the chamber is snugly urged into the barrel in its battery... | 10/30/1979 |
