Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7328658 | Slug for industrial ballistic tool A frangible projectile for expelling from an industrial ballistic tool may be formed by a powder metallurgy process. A preferred embodiment of slug consists essentially of compacted and optionally sintered material and comprises up to 35% ferrotungsten in particulat... | 02/12/2008 |
| 7229100 | Gas generator for seat belt pretensioner An apparatus comprises vehicle seat belt webbing (18), a cylinder (50), and a piston (60) movable in the cylinder to effect pretensioning of the seat belt webbing. The apparatus also comprises a fluid source (10) for providing fluid under... | 06/12/2007 |
| 7213519 | Composite polymer based cartridge case having an overmolded metal cup, polymer plug base assembly A cup and plug assembly of a base for a polymer based ammunition cartridge case body includes a cylindrical sleeve joined to the base. The base includes a plug molded over a cup. The cup includes a first annular cup portion extending in a first direction from a web ... | 05/08/2007 |
| 7159519 | Slug for industrial ballistic tool A frangible projectile for expelling from an industrial ballistic tool may be formed by a powder metallurgy process. A preferred embodiment of slug consists essentially of compacted and optionally sintered material and comprises up to 35% ferrotungsten in particulat... | 01/09/2007 |
| 7014284 | Ammunition having surface indicia and method of manufacture Ammunition, such as shotshells used in waterfowl hunting, have indicia applied to substantially all of the external surface to reduce glare normally a problem in conventional ammunition. The indicia, such as a camouflage pattern, is applied either through the use of... | 03/21/2006 |
| 6979024 | Gas generator for seat belt pretensioner An apparatus comprises vehicle seat belt webbing (18), a cylinder (50), and a piston (60) movable in the cylinder to effect pretensioning of the seat belt webbing. The apparatus also comprises a fluid source (10) for providing fluid under... | 12/27/2005 |
| 6845716 | Ammunition articles with plastic components and method of making ammunition articles with plastic components An ammunition article includes a molded plastic cartridge casing body having a first end and a second end, and a projectile attached to the first end of the cartridge casing body. The cartridge casing body is molded around at least a portion of the projectile. A mol... | 01/25/2005 |
| 6752084 | Ammunition articles with plastic components and method of making ammunition articles with plastic components An ammunition article includes a molded plastic cartridge casing body having a first end and a second end, and a projectile attached to the first end of the cartridge casing body. The cartridge casing body is molded around at least a portion of the projectile. A mol... | 06/22/2004 |
| 6745697 | Cartridge A cartridge with a propellant case (4) that contains a propellant charge (3) and an electrothermal ignition device, wherein several ignition channels (9) are provided in the charge (3), and extend axial-symmetrical in the direction of lon... | 06/08/2004 |
| 6672219 | Low observable ammunition casing A low observable, brass ammunition cartridge casing with an exterior surface having a colored coating which renders the cartridge casing low observable. The colored coating may be deposited onto the exterior surface by various processes, such as electropl... | 01/06/2004 |
| 6644204 | Base for ammunition intended to receive an electrical igniter squib An ammunition base with an electrical igniter located in an axial bore within a cylindrical base, wherein the base is made of a metallic material coated with an electrically insulating material and has at least one non-insulated conductive area constitute... | 11/11/2003 |
| 6543363 | Primer tube for artillery ammunition The invention relates to a primer tube (1), notably for the propellant charge (4) of artillery ammunition (2). The primer tube (1) is formed of a tubular body (8) accommodating a priming composition (14). It is characterized in that the tubular body (8) i... | 04/08/2003 |
| 6526891 | Cartridge for setting devices A cartridge for setting devices if formed of a pot-shaped plastics material cartridge housing (2), which has a surface (8) contacting the inner contour (12) of a cartridge chamber of the setting device. A sealing cover (3) closes off the housing (2) at it... | 03/04/2003 |
| 6523476 | Ammunition with a shell whose wall consists of combustible or consumable wound body The invention aims at improving the quality of ammunition having a shell whose wall consists of a combustible or consumable wound body with at least one double layer of crossed threads. The wound body (1) forms a single piece. The winding density of the w... | 02/25/2003 |
| 6505560 | Spring disc for securing a combustible cartridge case to a case base A spring disc includes a contiguous outer ring including a first plurality of holes and having a contiguous, upwardly curved portion having an outer edge. A middle ring encompasses a second plurality of holes, and a contiguous inner ring, is encompassed b... | 01/14/2003 |
| 6450099 | Device to fasten a sealing base onto an ammunition case and base adapted to this fastening device A joining device for a sealing base, notably for a large calibre munition having a combustible case, device in which the case carries or is fitted with a cup having a central opening, said device being characterised in that support means are fastened to t... | 09/17/2002 |
| 6408764 | Case base for large-caliber ammunition A case base (1; 1') for large-caliber ammunition, in which the case jacket (2) comprises a combustible material, with the case base (1; 1') comprising a metallic base plate (3) and a support ring (4; 4') that projects axially beyond the surface of the bas... | 06/25/2002 |
| 6367389 | Cartridge for a firearm The present invention relates to a cartridge for use with firearms capable of firing 0.22 caliber rimfire cartridges. The cartridge includes a bullet connect to a casing. The casing includes a cylindrical wall that extends to an end member opposite the bu... | 04/09/2002 |
| 6038978 | Shotshell having a protective barrier layer A shotshell having a hull with a protective barrier layer of fiber or other alternate material that prevents the hull from being in contact with the chamber. The protective layer may cover any portion of the exterior of the hull. The protective layer prot... | 03/21/2000 |
| 5795923 | Photo-degradable shotshell of polyethylene and EVA-CO terpolymer A photo-degradable, molded, high strength plastic shotshell component having a degradation composition comprising as its combination of active ingredients linear polyethylene having a melt index of 0.1 to 5.0 and an ethylene-vinyl acetate-carbon monoxide ... | 08/18/1998 |
| 5711531 | Electrical initiator seal The invention relates to an electrical initiator which can be used with an automobile air bag or seat belt pretensioner. The initiator comprises a header, a cup, conducting pins, epoxy pin seals, a bridgewire, a primer, and an output charge. The header an... | 01/27/1998 |
| 5563365 | Case base/combustible cartridge case joint A new joint for use in combustible cartridge case munitions which reduces e risk of combustible cartridge case and case base and seal assembly separation during routine handling and minimizes the problems related to dechambering, comprised of a seal mated... | 10/08/1996 |
| 5549048 | Biodegradable shot-gun cartridge case A shot-gun cartridge case is disclosed which is made by extrusion or equivalent pressure forming of high density polyolefin-based composition containing biodegradable starch, a fatty acid ester to initiate peroxide attack on the double bonds of the polyol... | 08/27/1996 |
| 5331879 | Electrothermal firing device and cartouche for use in such devices An electrothermal firing device (1) including a tube containing a charge chamber (4') in which a first electrode (9) is disposed at the end of the charge chamber (4') adjacent the breechblock (2) and a second electrode (10) is disposed at the end of the c... | 07/26/1994 |
| 5295428 | Method of disassembling large-caliber combat cartridges and use of the cartridge components obtained by the method for the production of new cartridges The present invention relates to a method of disassembling large-caliber combat cartridges, particularly armor-piercing cartridges, including a combustible casing jacket that conically widens in the direction of the projectile, a casing bottom and a casin... | 03/22/1994 |
| 5277118 | Semicombustible cartridge case Cartridge case member with a combustible tube, ammunition with a semicombustible cartridge case incorporating this member and process for filling this ammunition. The present invention relates to the field of combustible ammunition and relates more partic... | 01/11/1994 |
| 5265540 | Ammunition, in particular of the telescoped type A telescoped ammunition round including a plastic case having a cylindrical casing, a front end cap and a rear end cap, the front and rear end caps being fitted at front and rear ends of the casing. The round further includes a projectile, a propulsive ch... | 11/30/1993 |
| 5259288 | Pressure regulating composite cartridge A plastic cased metal headed ammunition casing for high powered rifle and cannon cartridges is described in which the plastic case has a pressure regulating baffle or wall in the forward and thereof to regulate and control the development of chamber press... | 11/09/1993 |
| 5247888 | Semi combustible cartridge Cartridge case member with a combustible tube, ammunition with a semicombustible cartridge case incorporating this member and process for filling this ammunition. The present invention relates to the field of combustible ammunition and relates more partic... | 09/28/1993 |
| 5233928 | Telescoped ammunition round The invention relates to a telescoped ammunition round, comprising a case (2) made from plastic material made up of a cylindrical casing (3a, 3b) and two end caps (4a, 4b) disposed at opposite ends of the casing (3a, 3b). The case (2) is advantageously fo... | 08/10/1993 |
| 5165040 | Pre-stressed cartridge case A pre-stressed cartridge of the invention generally comprises a cylindrical liner wrapped with a plurality of layers of wound fibers or high tensile wires. These high tension wrapped windings put the walls of the cartridge liner into compression, thus pre... | 11/17/1992 |
| 5127331 | Reduced recoil compression formed shotshell casing A shotshell casing has a tubular body with an open mouth end and an integral compression formed basewad portion at the other end. A metal case head is preferably installed over the basewad portion. The basewad portion has a circumferential channel in the ... | 07/07/1992 |
| 5063853 | Cartridge case A cartridge case comprises a metal base piece, a plastic sleeve casing, and a plastic tubular section made as a separate part extending along the inside surface of the sleeve casing. The tubular section includes a flange which extends along and is in inti... | 11/12/1991 |
| 5063848 | Igniter bag An igniter bag for a cannon cartridge is disclosed which comprises a generally toroidal annular bag of combustible fabric such as cotton or rayon containing an ignition powder. The bag has a plurality of radial seams separating the bag and the powder cont... | 11/12/1991 |
| 5048421 | Combustible cartridge case base An ammunition cartridge comprises a combustible tubular case having a threaded open end having a uniform density of plastic resin at said end. A generally cup shaped head having a cylindrical peripheral wall provided with threads corresponding to said thr... | 09/17/1991 |
| 5046428 | Shell for a propellant charge The case of a composite propellent charge cartridge exhibits cracks, after shooting, at the sharp transition of the extractor rim. This has a disadvantageous effect on the number of possible reloadings. The present case permits frequent reloading with lit... | 09/10/1991 |
| 5033386 | Composite cartridge for high velocity rifles and the like A plastic cased metal headed ammunition casing for high powered rifle cartridges is described in which the plastic case has a pressure regulating baffle or wall in the forward end thereof to regulate and control the development of chamber pressure movemen... | 07/23/1991 |
| 4970959 | Collapsible basewad In combination with a cartridge case having a tubular wall and a head closing one end of the wall, a primer disposed through the head and a propellant charge in the case, a collapsible basewad is disclosed which comprises a unitary body between the charge... | 11/20/1990 |
| 4958568 | Maximum volume Reifenhauser shotshell A shotshell having a maximum interior volume is disclosed comprising a tubular casing wall made of the biaxially oriented high density polyethylene, and injection molded basewad also made of high density polyethylene molded in place at one end of the tubu... | 09/25/1990 |
| 4928598 | Propelling charge case A propelling charge case for a munition, which charge case has a body made of nonwoven nitrocellulose-based fibers and formed to have an axial cross section with at least one curved portion, and a reinforcement member of metal or plastic assembled with th... | 05/29/1990 |
