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Class 102/529 - Practice or cleaning


Subclass of Class 102 - Ammunition and explosives
Definition: Subject matter wherein the projectile is constructed for
No. of patents: 196
Last issue date: 11/18/2008


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NumberTitleIssue Date
4508036Training cartridge with synthetic resin projectile or dummy projectile
A training cartridge has a synthetic resin projectile or dummy projectile wherein the projectile or dummy projectile is integrally molded to a synthetic resin sleeve or tube open at the rear end. The sleeve is inserted from the front end of a cartridge ca...
04/02/1985
44983962.75 Inch plastic warhead
The invention disclosed relates to an inexpensive practice warhead for use in conjunction with combat rockets. The novel warhead is basically the same configuration and weight as conventional metal warheads, but is constructed of an inexpensive plastic ma...
02/12/1985
4470604Target practice system
A target practice system including reusable cartridges for firearms and a bullet trap for stopping the flight of projectiles from the cartridges. The case of the cartridge is adapted to receive the projectile, or alternative standard cases may be used. Th...
09/11/1984
4466330Disintegrating, densely filled polyamide molding composition
A polyamide molding composition filled with fine particulate metals for injection molding into practice hand grenades and shells which disintegrate into small pieces....
08/21/1984
4455942Training ammunition
A round of ammunition for use in training comprises a standard brass cartridge case (1) containing a reduced propellant charge (14) and a bullet (2) of standard shape comprising a core (3) of rigid polyurethane foam and an external skin (14) of unfoamed p...
06/26/1984
4450769Dummy ammunition
A dummy cartridge or ammunition is disclosed comprising a cartridge case containing a case floor portion, a substantially cylindrical case wall, a substantially conical shoulder portion and a mouth portion. A dummy body member or projectile is inserted in...
05/29/1984
4446794Practice shell particularly useful for training purposes
A full-caliber shell for training purposes to be fired with a low charge in a large-caliber firearm, e.g. a howitzer or a gun. THe shell comprises a front part (1) made of heavy material and an effect part casing (2) and a bottom unit (3) substantially ma...
05/08/1984
4430943Fin-stabilized projectile having a sabot base and forming a practice projectile
A fin-stabilized projectile having a sabot which forms a practice projectile with a sub-caliber projectile including a sabot whose base includes a passageway for propellant charge gases and a projectile component which is displaceable by the gases....
02/14/1984
4428294Finless gun-fired practice round
A finless non-spinning round is able to maintain range accuracy and reduced un tube wear by the use of a single base cool burning propellant, an improved shape wear liner, and a warhead projectile configured to position the center of gravity of the warhead...
01/31/1984
4421033Exercise projectile
Exercise projectile substantially of a configuration defined by a pointed head prolonged by a tail-piece, characterized in that the projectile contains at least one explosive charge and an associated device for delayed firing, the duration of the delay su...
12/20/1983
4418624Aerodynamic braking arrangement for projectile components which are to be salvaged
An aerodynamic braking arrangement for projectile components which are to be salvaged, such as detonators, consisting of a drag parachute having a high air-resistance index and of cables which connect the projectile components with the parachute. The drag...
12/06/1983
4413566Non-ablative projectile heat sensitive nose
A non-ablative heat sensitive nose cap uses a highly conductive solid ford ogive and rear segmented ogive member, in contact with a low melting point locking ring which is thermally isolated from the main projectile body. The locking ring holds the rear ...
11/08/1983
4411200Short trajectory round
A short range trajectory round having an aerodynamic resistance which sharply increases at a predetermined time after discharge of the round from a barrel of a weapon. The round includes a body having a longitudinal axis and a forward tip portion and a re...
10/25/1983
4393783Fluidic range-safe explosive device
A disintegrable projectile is disclosed which utilizes thermal energy obted from the conversion of the kinetic energy of the air moving past the projectile to cause its fragmentation. The projectile employs an air intake nozzle axially disposed in the no...
07/19/1983
4391199Safe ammunition for exhibition and target shooting
Safety ammunition for use with a variety of weapons has a holder, charge carrier and a projectile. The holder has a base and cylindrical and frustoconical holes. The charge carrier is retained by the holder and includes a nose, a hollow central portion wh...
07/05/1983
4362107Practice projectile
Practice projectile for target practice, which corresponds in shape and weight to a normal combat projectile, particularly to a sub-caliber combat projectile. The projectile upon impact disintegrates at preset breaking points. The projectile is unitary, b...
12/07/1982
4361093Ammunition for small arms
A round of ammunition in which a primer cap provides the sole means for propelling a lightweight missle from a cartridge casing shaped to fit into an existing firearms firing chamber. A removable insert in the cartridge casing 12 provides an elongate pass...
11/30/1982
4334478Fluidic range-safe device
A disintegrable projectile is disclosed which utilizes thermal energy obted from the conversion of the kinetic energy of the air moving past the projectile to cause its fragmentation. The projectile employs an air intake nozzle axially disposed in the no...
06/15/1982
4326463Dye marker assembly for rocket practice round
A rocket training round is disclosed to utilize a frangible nose cone conning dye marker material. Upon impact at a target the nose cone breaks thus releasing the dye marker which creates a dye cloud visible within a range of 3,000 meters....
04/27/1982
4294172Projectile with recoverable detonator
A projectile which includes a detonator recoverable to provide function control. A projectile upper portion fitted on a projectile shell carries the detonator. An aerodynamic brake arrangement is located within the projectile shell. A ram supported in the...
10/13/1981
4242960Automatically disintegrating missile
There is disclosed a missile which automatically disintegrates after a predetermined flight time. The missile is made up of several parts which are positively secured together by a locking means which is released at a predetermined time after the firing o...
01/06/1981
4220092Leaf-spring color-disseminating projectile for training cartridge
A training cartridge projectile includes a cylindrical base member, a cupaped plastic ogive member having its open end attached to the front end of the base member to form a color cavity and having an annular weakening groove; at least one leaf spring re...
09/02/1980
4215632Exercise projectile, more especially of the discarding sabot type
An exercise projectile of the discarding sabot type and having a projectile body consisting of at least two parts which, after traversing a predetermined trajectory, are separated from one another and are provided with first and second connecting means fo...
08/05/1980
4208968Projectile for practice ammunition
A projectile for training ammunition wherein the projectile body is joined at its front end to a dummy detonator. The dummy detonator is constructed as a hollow body and preferably a cap-shaped hollow body....
06/24/1980
4204474Caloric incapacitating low-lethality projectile
An improved incapacitating projectile to replace the conventional lethal bullet in the corresponding cartridges for various smallarms in general use, notably including police sidearms. In this projectile, propelled by a conventional smallarms powder charg...
05/27/1980
4173930Dimpled shotgun pellets
Dimpled shotgun pellets for use in a standard shotshell load (hunting or target; factory load or reloaded) in which the pellets are generally spherical in configuration with a plurality of concave dimples arranged on the outer surfaces thereof. The dimple...
11/13/1979
4165692Frangible projectile for gunnery practice
A sintered projectile having the same ballistic characteristics as a conventional combat projectile is provided with controlled strength properties and predetermined breakage lines. As a result, small, high drag fragments are produced on impact which mini...
08/28/1979
4164904Tubular projectile
A projectile adapted to be fired at supersonic velocity from a gun barrel includes a tubular body of substantially circular cross-section having a leading inlet end and a trailing exit end and a central passageway extending therethrough. The leading end o...
08/21/1979
4140061Short-range discarding-sabot training practice round and self-destruct subprojectile therefor
A short-range training practice round, for simulating a high energy type unition round, comprises a discarding-sabot containing a self-destruct subprojectile, e.g. of aluminum or steel, similar in external configuration to the heavy armor-piercing subpro...
02/20/1979
4133265Training projectile
A training projectile having an auxiliary drive mechanism for counteracting the aerodynamic resistance to which the projectile is exposed during the training flight phase of projectile travel. The auxiliary drive mechanism preferably is in the form of a r...
01/09/1979
4128060Short-range projectile for practice ammunition
A short-range projectile for practice ammunition having an axial air inlet duct emanating from the front end of the projectile and at least one outlet duct connecting the inlet duct with the jacket of the projectile. At least one of the inlet and outlet d...
12/05/1978
4109579Practice ammunition device
A practice ammunition device, particularly a practice mortar shell, corresponding substantially identically to a live, tactical mortar shell in size, weight, configuration, and location of center of gravity. The practice shell closely simulates a live she...
08/29/1978
4108074Frangible target practice projectile
In order to provide a frangible projectile for use in aircraft target practice, a combination steel and plastic projectile is constructed. This unit consists of a steel cup into which a glass reinforced plastic ogive is injection molded. During the same i...
08/22/1978
4008665Training ammunition
Training ammunition including a projectile disposed in a cartridge case, the projectile having a rear portion with an axially extending recess and a charge disposed therein, a cover cap extending over the rear of the projectile in a formfitting manner, an...
02/22/1977
3976009Composite cast structure and process for manufacture of same
Disclosed is a composite metal article and embodiment of a practice bomb used in the training of pilots. It comprises a body and fin structure having a predetermined center of gravity and aerodynamic design. The composite structure provides both the aerod...
08/24/1976
3948179Practice device for mortars
Practice device for mortars having a central tube for receiving a subcaliber training ammunition. A locking member is firmly and detachably connected at the rear end of the tube and receives and mounts the subcaliber training ammunition therein. The tube ...
04/06/1976
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