Bizarre Patents
A helium-filled sun shade for protecting individuals engaged in outdoor activities.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4640195 | Rocket launching cartridge case and assembly A rocket launching cartridge case is formed by attaching a cylindrical extension member to the open end of a cartridge case. The extension member conforms to cartridge receiving chambers of conventional weapons. A rocket assembly is releasably locked with... | 02/03/1987 |
| 4640180 | Gun-firing system Improved gun-firing system for electrically augmenting the energy released y ignited propellant of the system so as to increase the velocity of the projectile as it launches from the system thereby increasing the probability that it will strike a fast-movi... | 02/03/1987 |
| 4620485 | Training cartridge An adaptation cartridge comprises a firing pin casing which is screwed into a cartridge chamber or cartridge chamber tube and is secured against rotation by a radially displaceable slide. The cartridge is used for training on a gun having a subcaliber bar... | 11/04/1986 |
| 4608762 | Bullet seating gauge and method for determining case base end to bullet tip distance The bore communicating primer pocket and the interior of the base of a cartridge case is internally threaded and a threaded shaft end is threaded through the bore to a position with the terminal end of the shaft spaced inwardly of the open end of the casi... | 09/02/1986 |
| 4593621 | Cartridge assembly In a preferred embodiment, a cartridge assembly of a cartridge base of compressed polycarbonate, polyethylene and Teflon having at a forward end thereof a circumscribing annular flange mounted in a circumscribing annular recess within an inner wall surfac... | 06/10/1986 |
| 4587905 | Wad and slug for a shotgun cartridge An assembly of a wad and a slug for a shotgun cartridge, the wad and the slug being coaxially connected to each other by means of male and female connectors provided on the wad and the slug without play between the connectors, the assembly comprising peri... | 05/13/1986 |
| 4572078 | Cased cartridge ammunition ignition booster A cased cartridge ammunition ignition booster includes a film of booster propellant that is case-bonded without insulation or liner to the inside wall and base of an ordinary brass, steel or plastic cartridge case and ignited by a conventional primer. Fla... | 02/25/1986 |
| 4553480 | No flash, very low noise howitzer round and tube The device is a very low noise, no muzzle flash howitzer round and matching tube. It comprises a case, a propellant, a projectile, and a plunger which launches the projectile from the case. With a mount and breech it provides a way of firing projectiles s... | 11/19/1985 |
| 4553479 | Plastic bullet The specification discloses a plastic bullet having improved accuracy and reusability. The bullet comprises a projectile, including a body and a stud, and a casing, defining a chamber for closely receiving the projectile stud. The projectile body has a re... | 11/19/1985 |
| 4542696 | Munitions round for barrel-type weapons A munitions round for a subcaliber projectile to be fired from a barrel-type weapon has a casing, of a uniform outer cross section substantially over its entire length, receiving the projectile which is at least partially surrounded by the gas-generating ... | 09/24/1985 |
| 4537134 | Self-propelling projectile for firearms A self-propelling projectile comprising a projectile body at the normally forward end of said projectile, a propellent charge at the normally rearward end of said projectile, and a primer element located between the ends of said projectile for ignition by... | 08/27/1985 |
| 4531458 | Compressed gas powered ammunition for small arms A round of ammunition comprising a missile 10, retaining means 11 for holding the missile, and a cartridge 12; and the cartridge 12 is an assembly comprising a hollow casing 13 within an intermediate portion of which is a gas storage space 18 disposed bet... | 07/30/1985 |
| 4524695 | Finned subcaliber projectile The technical area of the present invention relates to an anti-tank weapon comprising a finned projectile of the arrow type and a launching shoe. The projectile of the invention comprises a shoe 2 the rear portion of which has fins 10 provided with pins 11 whi... | 06/25/1985 |
| 4494461 | Method and apparatus for forming a thixoforged copper base alloy cartridge casing A process and apparatus for forming a thin-walled, elongated member having superior strength properties from an age hardenable copper base alloy is described herein. A slug or billet of a slurry cast, age hardenable copper base alloy is formed into a semi... | 01/22/1985 |
| 4485742 | Firearm bullet Ammunition having increased projectile velocity and energy without increasing the chamber pressure within a firearm such as a handgun, rifle, anti-aircraft gun, canon, etc. This is accomplished by simultaneously incorporating at least two of three interde... | 12/04/1984 |
| 4483251 | Cartridge for small arms A cartridge for use with a revolver, automatic or submachine gun which includes a casing having a substantially linear outer wall, a transition bevel at one end of the casing which terminates in an extractor groove area, the groove area is connected to a ... | 11/20/1984 |
| 4478150 | Cartridge with elastic pusher cup A gas actuated cartridge, which is smokeless, flashless and noiseless in ration, contains a novel pusher cup of elastic material, such as butyl rubber. The pusher cup is folded back within itself and contains an exterior annular flange which fits into a ... | 10/23/1984 |
| 4457233 | Aerial bomb A new aerial bomb for uses such as scaring birds and other such creatures away from airport runways, farmer's fields, and the like, is disclsoed. When detonated in a shotgun, the aerial bomb provides two reports; the first occurring when the propelling po... | 07/03/1984 |
| 4454816 | Cartridge having a pyrotechnical actuation of a payload with a safety device This invention relates to the safety of ammunitions. The projectile of a cartridge has a base which houses a safety stop consisting of a transversely slidable valve. A device ensures that the valve cannot be released until the projectile has been subjected to ... | 06/19/1984 |
| 4449458 | Cartridge case closure plug A cartridge case closure plug for closing a cartridge case, enhancing plug reakup in the shortest time span after ignition of the cartridge, and substantially reducing plug mass to reduce the impact loads exerted on the projectile by the plug. The plug is ... | 05/22/1984 |
| 4444114 | Munitions round for barrel-type weapons A munitions round for a subcaliber projectile to be fired from a barrel-type weapon has a casing receiving the projectile which is at least partially surrounded by the gas-generating propellant charge. A drive body is mounted at the forward end of the pro... | 04/24/1984 |
| 4444115 | Cartridge-type munition having a destructible or partially combustible casing A cartridge-type munition comprising a casing and a projectile in which the casing at least in part is constituted of combustible and destructible material. According to the invention, a first connection between the projectile and the casing is formed by ... | 04/24/1984 |
| 4444113 | High-pressure self-sealing obturator in sabot discard projectile A high-pressure self-sealing obturator positioned to fit on the rear of a bot assembly in a discarding projectile assembly to prevent the obturator from backing off during initial impact of bore walls by the projectile assembly. The obturator includes an ... | 04/24/1984 |
| 4365559 | Munition round for firearms A munition or round for a firearm comprises a shell casing of synthetic resin material formed internally with a plurality of axially spaced annular ribs which snap into corresponding grooves in the shank of the bullet. The bullet shank is also formed with... | 12/28/1982 |
| 4361093 | Ammunition 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 |
| 4356769 | Self-propelling projectile for firearms A self-propelling projectile comprising a projectile body at the normally forward end of said projectile, a propellent charge at the normally rearward end of said projectile, and a primer element located between the ends of said projectile for ignition by... | 11/02/1982 |
| 4338862 | Bullet nose filler for improved lethality Small arms projectile wherein lead core thereof has its front or nose portion replaced with a structurally integral low-density plastic filler material, the filler material shearing from the lead core to provide a double wound tract upon slight penetratio... | 07/13/1982 |
| 4301732 | Tracer bullet An ammunition cartridge, having a projectile element secured to a shell which is loaded with a charge of powder and includes an ignition primer and a dessicant, is modified to include a cylindrical magnesium element extending downwardly from the projectil... | 11/24/1981 |
| 4249465 | Projectile In a projectile comprising a projectile body which is surrounded by separable guide means for said body in a barrel and/or has a separable propulsion member disposed between it and a propellant container, spin-producing passages adapted to be penetrated b... | 02/10/1981 |
| 4222330 | Magnetically tagging ammunition cartridges Magnetic particles, particularly ferrites, exhibiting a plurality of distinct Curie temperatures are disposed within standard center-fire or rimfire cartridge ammunition to provide a method for identifying cartridges. In one embodiment, magnetic particles... | 09/16/1980 |
| 4173186 | Ammunition 1. A cartridge including a substantially rigid extractable case having at e of its ends a head formed to receive a propellant and to provide a primer support adjacent to said propellant, a projectile releasably coupled to the other end of said case, a pis... | 11/06/1979 |
| 4157684 | Safety filler for underloaded firearm cartridge A safety filler for underloaded firearm cartridges, in which the volume of powder is less than the volumetric capacity of the powder chamber. The filler comprises a sleeve that is inserted into the powder chamber, which radially reduces the typical interi... | 06/12/1979 |
| 4126955 | High velocity tapered bore gun and ammunition A high velocity gun and ammunition wherein the projectile is encased in a formable material which is squeezed in the tapered bore of the gun to more efficiently utilize expansion gases for accelerating the projectile.... | 11/28/1978 |
| 4047465 | Telescoped explosive driver A high velocity driver is made with a liner between the propellant and li gas medium within a cartridge casing. This casing is reduced in length and made wider to accommodate the same desired gas and propellant volume. The liner is folded over so as to f... | 09/13/1977 |
| 4024819 | Cartridge for firearms A firearm cartridge is provided with a thin-wall tubular casing which carries a percussion element at its rear end and which exhibits a radially inwardly bent flange on its front end. A projectile is supported in the forward portion of the case by means o... | 05/24/1977 |
| 3967552 | Percussion ignition system for a smokeless, flashless, low noise cartridge A sealed combustion cartridge mechanism is used to propel a projectile and o ignite an impact percussion type primer which in turn activates a delay train located in the projectile. The forward end of a cup seal telescoping propelling member is axially dim... | 07/06/1976 |
| 3938440 | Mixed propellant charge A propellant charge comprising a matrix of granular propellant having interspersed therethrough compacted molded bodies of propellant. The density of the granular propellant is less than the density of the molded propellant bodies. The use of the mixed pr... | 02/17/1976 |
