Class 102/285 - Composite type

Subclass of Class 102 - Ammunition and explosives
Definition: Subject matter which includes a unitary solid propellent
No. of patents: 32
Last issue date: 01/04/2005

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Number	Title	Issue Date
6837164	Propelling charge increment protector for 120mm mortar ammunition A protector for propelling charge increments on a mortar shell includes a semi-cylindrical body, the semi-cylindrical body arranged around a bottom and sides of the charge increments; two generally horseshoe shaped end plates attached to a front and a rear of the se...	01/04/2005
6820558	Disk-shaped propellant module A disk-shaped propellant module (6) for a propellant charge (2), which can be composed of several modules of this type. To ensure a uniform and symmetrical ignition of the propellant charge (2) for a cartridge with increased charge density (>1.2...	11/23/2004
6675716	Pyrotechnic pellet decoy method A method for decoying an infrared seeker comprising the steps of providing a plurality of small pyrotechnic pellets, igniting the pellets and dispersing the pellets....	01/13/2004
6632378	Nitrate ester plasticized energetic compositions, method of making and rocket motor assemblies containing the same A nitrate ester plasticized energetic composition in which the binder is made of, prior to curing, lower alkylene glycol prepolymer blocks end-capped with ethylene glycol monomers and/or oligomers. The end-capped prepolymer blocks are preferably difunctio...	10/14/2003
6167810	Propelling material formed in strips for use in large caliber guns The invention provides an improved propellant system for firing projectiles in large caliber guns. Strips of energetic propellant are placed in the cartridge case so that the lengths of the strips are parallel to the length of the cartridge. Preferably, t...	01/02/2001
5499582	Projectile A projectile is described which consists of a contact head and a screen material canister which may be made of aluminum, attached thereto by bolts and, optionally closed with a cover. Contact rings are arranged on an outer casing of the contact head and a...	03/19/1996
5403035	Preparing air bag vehicle restraint device having cellulose containing sheet propellant The present invention provides a cellulose-based propellant for generating gas to inflate an air bag in a vehicle occupant restraint system. In one embodiment, the propellant includes cellulose in combination with an alkali nitrate oxidizer, such a potass...	04/04/1995
5388519	Low toxicity primer composition A low toxicity primer composition is provided incorporating a heavy-metal free primer explosive sensitizer, metallic fuel and an oxidizer selected from an oxidizer selected from the group consisting of cesium nitrate, strontium sulfate, strontium oxalate,...	02/14/1995
5325782	Insensitive gun propellant A gun propellant having reduced sensitivity to impact and improved burning ate, comprising crystallized NNHT particles admixed with a binder and at least one plasticizer. In a preferred embodiment, the binder is a nitrocellulose binder and the plasticizer ...	07/05/1994
5269224	Caseless utilized ammunition charge module A unitary propellant charge module for use in separate ammunition comprises a combustible container having a generally hollow cylindrical shape, a generally cylindrical charge body of interconnected compacted spheroidal propellant grains disposed within t...	12/14/1993
5267513	Detonation through solid-state explosion fiber bundle An explosive round is formed by a bundle of fibers made of explosive matel held in peripheral contact with each other within an outer casing. Axially extending channel passages thereby extend between the fibers to conduct shock waves periodically impacti...	12/07/1993
5080017	Ignition cartridge system A fin-stabilized projectile comprises a body section and a tail section disposed along a longitudinal axis. The tail section includes an outer end portion, a fin-carrying portion, and a boom portion having a tubular wall defining an ignition propellant ga...	01/14/1992
5074938	Low pressure exponent propellants containing boron Propellant grain consisting essentially of: A. from about 50% to about 75% by weight of an oxidizer consisting essentially of ammonium nitrate; B. from about 1% to about 20% by weight of a cured polymeric binder; C. from 0% to about 30% by weight of a nitrate ester...	12/24/1991
4864932	Propellant charge module A propellant-charge pack has an annular envelope having an outer wall extending along and centered on an axis, a pair of axially spaced end walls extending transversely inward from the axis and having inner peripheries centered on the axis, and an inner w...	09/12/1989
4860657	Projectile A projectile is described which consists of a contact head and a screen material canister which may be made of aluminium, attached thereto by bolts and, optionally closed with a cover. Contact rings are arranged on an outer casing of the contact head and ...	08/29/1989
4807529	Hot gas control system A hot gas control system includes a pressure vessel defining a chamber in which is disposed a body of solid propellant material that has a leading portion and a trailing portion. A first layer of the body of solid propellant material extends between the l...	02/28/1989
4702167	Propellant-charge module A propellant-charge pack has an annular envelope having an outer wall extending along and centered on an axis, a pair of axially spaced end walls extending transversely inward from the axis and having inner peripheries centered on the axis, and an inner w...	10/27/1987
4674409	Non-toxic, non-corrosive rimfire cartridge This invention relates to non-toxic, non-corrosive, lead-free rimfire ammunition....	06/23/1987
4675059	Non-toxic, non-corrosive priming mix This invention relates to priming compositions for ammunitions containing manganese dioxide as oxidizer agent in the primer mix, and to the rimfire cartridge containing dinol, manganese dioxide, tetrazene and glass....	06/23/1987
4619722	Propellant material with oxidizer reduction to lead oxide A solid propellant acts in a chamber to propel a member such as a rocket, the chamber being closed to the atmosphere. The propellant provides high density-impulses and, when combusted, produces end products which do not have any deleterious effects. The p...	10/28/1986
4596619	Process for lining composite vessels A method of making an elastomer lined composite vessel or portion of such vessel is disclosed. The method comprises causing a thin, tacky ribbon comprising an elastomer (preferably curable) to continuously so encircle a center rotational axis of a mandrel...	06/24/1986
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
4530728	Expanding embedment resin for composite-modified double-base propellants An embedment system with controlled shrinkage for use with a composite-modified double-base propellant composition which is comprised of an embedment granule portion in percent by weight of nitrocellulose of about 23.0, nitroglycerine of about 8.8-13.8, t...	07/23/1985
4461213	Luminous autodispersable pyrotechnic device Pyrotechnic devices are described which are intended to emit an illuminating flux starting from multiple, exact, movable sources, particularly suitable for displays of artificial fireworks. The illuminating pyrotechnic devices consist of a shell which con...	07/24/1984
4424085	Composite solid propellant containing FeOOH as burning rate modifier The burning rate of a composite solid propellant comprising ammonium perchlorate and a fuel binder such as polysulfide, polyurethane or polybutadiene can remarkably be increased by the addition of a small amount of FeOOH. Considering the mechanical proper...	01/03/1984
4408534	Gas generating charge and a process for producing the same A gas generating propellant charge which is made by piling explosive powder sheets having a plurality of projections on at least one surface thereof so as to make contact them with each other is excellent in firing characteristics, and the explosive powde...	10/11/1983
4386569	Solid propellant grain for improved ballistic performance guns A propellant grain for improved ballistic performance of guns, the grain prising a cylinder of generally hexagonal cross-section being provided with a plurality of perforations, preferably 37, passing therethrough. The perforations are disposed such that...	06/07/1983
4381270	Method of producing a flash suppressed pressed rocket propellant A method of producing pressed rocket propellant with good flash suppression and a high burning velocity, i.e. containing optimal quantities of flash reducing agent and catalysts. The meethod is characterized by the entire quantity of flash reducing agent ...	04/26/1983
4257330	Propelling charge for a recoilless weapon or a rocket and a method to produce the charge This invention relates to a propelling charge comprising several rectangular powder strips for a recoilless weapon or a rocket and a method to produce the charge. The strips are piled on each other and joined with one or more threads at one side of the pi...	03/24/1981
4241661	Composite propellant with surface having improved strain capacity The invention is based on the discovery that when at least a part of the initial burning surface of an epoxy cured carboxy terminated rubber type composite propellant is coated with a propellant antioxidant material, an increase in resistance to oxidative...	12/30/1980
3967558	Propellant grain support apparatus Propellant grain material in the form of corrugated rectangularly shaped forated strips is supported in a radial cylindrical configuration by support rings and a plurality of equally spaced longitudinal support blocks. The longitudinal and cylindrical su...	07/06/1976
3943856	Hot gas generators, powder charges therefor, and process of production thereof In a hot gas generator with lamellar powder charge, the charge comprises a plurality of powder lamellae disposed side by side at regularly spaced intervals and projecting from a flexible shoe in which they are anchored by partial penetration into the shoe...	03/16/1976

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Class 102/285 - Composite type