Class 60/39.823 - Pyrotechnic squib or charge type

Subclass of Class 60 - Power plants
Definition: Combustion devices wherein the ignition device comprises
No. of patents: 39
Last issue date: 02/09/2010

Number	Title	Issue Date
7658062	Gas generator and turbojet fitted with such a generator for starting A gas generator comprises a casing forming a ring or a ring portion and housing a pyrotechnic charge, the casing including at least one vent for ejecting the gas produced during combustion of the charge. Because of its ring design, the gas generator is easy to integ...	02/09/2010
7219490	Nested core gas turbine engine A gas turbine engine comprising a combustion chamber section, a turbine section, and a compressor section. The turbine section surrounds the combustion chamber and the compressor section surrounds the turbine section. ...	05/22/2007
7036321	Auxiliary power unit having a rotary fuel slinger An auxiliary power unit (APU) includes a rotary fuel slinger, and a single-spool, two-stage turbine. The rotary fuel slinger receives a rotational drive force from the turbine, and a supply of fuel from a fuel source. The rotary fuel slinger injects the fuel into a ...	05/02/2006
6988357	Nested core gas turbine engine A gas turbine engine comprising a combustion chamber section, a turbine section, and a compressor section. The turbine section surrounds the combustion chamber and the compressor section surrounds the turbine section. ...	01/24/2006
6378292	MEMS microthruster array A microelectrical mechanical system (MEMS) microthruster array is disclosed. The MEMS microthruster array of the present invention can be used for maintaining inter satellite distance in small satellites. One microthruster array includes numerous microthr...	04/30/2002
5509354	Igniter holder An igniter holder is designed for use with a model rocket engine for temporarily fixing the igniter in the ignition cavity of the model rocket engine in preparation for launch....	04/23/1996
5410966	High reliability model rocket engine igniter system A reusable, semi-flexible molded model rocket engine igniter holder is used to hold an electrically activated igniter in intimate contact with the exposed surface of the model rocket engine propellant until the rocket engine propellant is ignited by passi...	05/02/1995
5390487	Ignition safety device for a rocket motor The ignition safety device is mounted on a rocket motor nozzle having a body with a longitudinal nozzle opening having an igniter therein for igniting the propulsion charge of the rocket motor. An electrically operable detonator is mounted in a detonator ...	02/21/1995
5291828	Insensitive propellant ignitor An insensitive pellet ignitor utilizes a slapper type detonator to initiate an insensitive explosive material. The insensitive explosive material is retained in a high strength housing which confines and dissipates the explosion. The insensitive explosive...	03/08/1994
5212339	Explosive laser light initiation of propellants A improved initiator for artillery shell using an explosively generated laser light to uniformly initiate the propellent. A small quantity of a high explosive, when detonated, creates a high pressure and temperature, causing the surrounding noble gas to f...	05/18/1993
5179246	Laser actuated thru-bulkhead initiator for detonable explosive material, pyrotechnic material and remotely located pyrotechnic or propellant material A laser actuated thru-bulkhead initiator for transmission of detonation within the initiator without destroying the pressure integrity of the initiator and the seal of the pressure vessel in which the initiator is installed comprises a body portion having...	01/12/1993
5174106	Secondary ignition system An apparatus and method for igniting a secondary pyrotechnic charge is provided, which uses hot gases produced by a first generating means to effect the secondary ignition. The hot gases from the heat generating means are directed through a heat transfer ...	12/29/1992
5131223	Integrated booster and sustainer engine for a missile The weight of a start cartridge in a cruise missile (10) of the type having a booster rocket (60) for initiating flight and a thrust producing gas turbine (12) for sustaining flight may be eliminated by placing the gas outlet (62) for the rocket engine (6...	07/21/1992
5123355	Rocket ignition assembly and means and methods for making and using same A novel and unique rocket ignition system comprising a novel igniter having copper foil laminated plastic substrate having a electro-conductive pyrotechnic coating disposed on one end thereof and ignitable by means of a special power-supplied igniter clip...	06/23/1992
5115637	External cartridge gas combustor ignitor In order to assist in starting a gas turbine engine (10), hot pressurized exhaust gases are supplied through relatively large hot gas supply tubes (22) for direct impingement on turbine blades (14) to drive a turbine rotor (12). The relatively large hot g...	05/26/1992
5113763	Consumable igniter for a solid rocket motor A consumable igniter for a solid rocket motor comprises a substantially spherical reinforced thin case (111) and a combustible charge, in the form of a layer (112), lining the internal surface of the case, with the combustible charge and the case defining...	05/19/1992
5099761	Laser actuated thru-bulkhead initiator A laser actuated thru-bulkhead initiator for transmission of detonation within the initiator without destroying the pressure integrity of the initiator and the seal of the pressure vessel in which the initiator is installed comprises a body portion having...	03/31/1992
5070689	Power unit with stored energy The weight of a high pressure storage vessel 20 for an oxidant used to oxidize fuel in a combustor 12 which in turn provides gases of combustion to a turbine wheel 10 may be minimized by providing an incendiary device 32 within the vessel 20 which is trig...	12/10/1991
5069130	Propellant igniter A propellant igniter for a cartridge including an ignition tube which extends into the propellant; and with a booster charge arranged at one end of the ignition tube having a pyrotechnic igniting composition therein, which leaves the presence of a central...	12/03/1991
5035112	Non-continuous ignition train A pyrotechnic ignition train for use in dual nozzle rocket-ramjet missiles herein a donor device and a receptor charge in the train allow transfer of a pyrotechnic impulse across an air gap between an outer nozzle and an inner concentric nozzle to allow ig...	07/30/1991
5007236	Removable rocket motor igniter An igniter which is removably insertable in a rocket motor nozzle throat. The igniter includes a sleeve which has a body portion and a plurality of flexible and frangible tab members extending axially from one end of the body portion and spaced circumfere...	04/16/1991
4787203	Shock absorption and retention mechanism A safety system for protecting a ship and adjacent rocket motor rounds stored in the ship from a rocket motor inadvertently igniting includes a shock absorption and retention mechanism that is operative to catch and hold the igniter during inadvertent ign...	11/29/1988
4630539	Device for flash suppression of a rocket motor A device in which a solid suppressant is ablated and dispensed into the gs of a main burning rocket motor in which a fast burning smokeless type solid propellant is burning to allow the suppressant to control afterburning of the gases from the burning so...	12/23/1986
4573316	Integrated weatherseal/igniter for solid rocket motor A low cost easily installed and reliable weather seal for the nozzle throat of a solid propellant rocket motor which uses an aft end ignition system. The igniter cartridge, known per se, which is located in the throat of the rocket motor is provided with ...	03/04/1986
4498292	Igniter for rocket motors A consumable wafer-like igniter for high-performance rocket motors having a full, head-end web of propellant in the forward end of the motor includes a hat-shaped urethane housing. The housing comprises a flat disk attached to one end of a short cylinder,...	02/12/1985
4391196	Add-on igniter for pyrogen type igniter Disclosed is an add-on pyrotechnic package to a pyrogen igniter for a solid ropellant rocket motor which employs a perforated solid propellant grain. The pyrotechnic package is comprised of a container fabricated out of a material selected from pressed pap...	07/05/1983
4378674	Variable aperture annular nozzle for rocket motor igniter A single port rocket motor igniter nozzle features an adjustable throat or annulus that is formed by a tapered flange and an opening in an igniter body that contains a propellant charge, the position of the flange relative to the opening being adjustable ...	04/05/1983
4346658	Rocket motor arming-firing device FSU-12/B An improved arming-firing device that provides handling safety in a rocket otor. The arming-firing device provides pyrotechnic (out-of-line) and electrical (open and shortened initiator circuits) safety features wherein the arming-firing device is armed by...	08/31/1982
4286431	Ignition system for combustible gases or liquids The invention relates to an ignition system comprising an igniter constituted by a receptacle, an ignition initiator disposed at one end of said receptacle, and a solid charge placed inside the receptacle, the solid charge comprising pyrotechnic compositi...	09/01/1981
4278026	Rocket motor igniter, arming firing device An arming-firing device that provides handling safety in a rocket motor. arming-firing device provides pyrotechnic (out-of-line) and electrical (open circuit) safety features wherein the arming-firing device is armed by rotating a mechanical rotor by a ...	07/14/1981
4232843	Molded nozzle for rocket motor A lightweight, relatively inexpensive rocket nozzle assembly which is heat resistant, ablative and electrically insulating. The body of the nozzle is molded in fibre reinforced thermosetting resin integrally with a forward metallic retaining ring, a rear ...	11/11/1980
4170941	Igniter for a block of propellant powder An igniter for a combustible powder block comprises a non combustible receptacle with an ignition initiator arranged at one end of the receptacle and a charge in the receptacle for thrusting on to the combustible parts of the block to produce ignition, th...	10/16/1979
4110977	Pyrogen igniter ramjet ignition system An ignition system for initiating combustion in a ramjet engine characterd by a replaceable propellant grain type igniter set into the wall of a ram air tube supplying air and fuel to the engine combustion chamber. The igniter is fitted into a small avai...	09/05/1978
4080901	Molded composite pyrogen igniter for rocket motors A lightweight pyrogen igniter assembly including an elongated molded plastic tube adapted to contain a pyrogen charge and to be inserted into a rocket motor casing for ignition of the rocket motor charge with a molded plastic closure cap provided for the ...	03/28/1978
4068591	Ignition system used in testing solid propellant compositions for smokelessness This invention is an igniter for solid rocket propellants that is used when testing propellant compositions for smokiness. The igniter has a charge of solid propellant in the form of small, generally spherical particles or thin sheets so as to have a larg...	01/17/1978
4046076	Impulsive rocket motor safety-arming device An impulsive safety-arming device provides handling safety in a rocket mo. Prior to arming, a piston is blocked in position to contain a squib, thereby preventing inadvertent ignition. After arming, the piston block is removed allowing high temperature, ...	09/06/1977
4023355	Combination diffuser, thermal barrier, and interchamber valve for rockets A heavily insulated, hydraulically actuated, compound poppet valve is positioned in a main gas stream between a gas generator and a rocket motor so that the gases must flow around it and be diffused thereby. It is also capable of selectively valving a var...	05/17/1977
4023497	Aft-end ignition system for rocket motor An igniter for a rocket motor consisting of a cylindrical tube having an open end and a closed end, a reduced section at the closed end, a plurality of segments extending outwardly from near the closed end, a squib secured in the reduced section, a charge...	05/17/1977
3961581	Ignitor element for a generator of hot gas The igniter of the generator is constituted by a deformable plate of solid ropergol bound and fixed on a wooden or metal sleeve mandrel. The plate has open striae parallel to the axis of the support and oriented radially inwards or outwards. The device is ...	06/08/1976

PatentStorm

Bizarre Patents

PatentStorm News

Class 60/39.823 - Pyrotechnic squib or charge type