| Patent Number |
Title Of Patent |
Date Issued |
| RE29242 |
Novolak molding compounds containing hexamethylenetetramine monometaborate |
May 31, 1977 |
| Manufacture of rapidly hardening phenol formaldehyde resin molding compositions having improved thermal stability and good flow characteristics by incorporating into the molding compositions hexamethylenetetramine in the form of a metaboric acid addition product. The resulting moldin |
| 6026666 |
Method for manufacturing internally geared parts |
February 22, 2000 |
| A flow-turning process for manufacturing internally geared parts, including a press mandrel (10) comprising a mandrel (1) on which is fitted a forming tool (2) and one or more pressure rollers (3). A workpiece (4) is held between the forming tool (2) or press mandrel (10) and press rolle |
| 5783987 |
Pyrotechnic high-current safety fuse element |
July 21, 1998 |
| A pyrotechnic high-current fuse element in which a current conductor located in a circuit to be protected is interrupted or displaced by ignition of a pyrotechnic charge when the current strength in the circuit exceeds a threshold value includes a separate component that can be insta |
| 5750920 |
Granulated, stabilized .alpha.-and .beta.-octogen |
May 12, 1998 |
| The current invention treats .alpha.-octogene which, with the aid of a new procedure, has been coated with synthetic materials in such a manner that it does not convert into .beta.-octogene at room temperature The coating is done at temperatures between 30.degree. and 60.degree. C. from |
| 5746026 |
Method for unlocking a window pane of a railroad car with an inflatable pressure tube |
May 5, 1998 |
| A method for unlocking a window pane secured by a fastening element to a frame element of a window frame, with an inflatable pressure tube being located between the window pane and the frame element, said tube, upon being inflated, forcing the window pane out of the frame element. For |
| 5660803 |
Liquified gas-containing generator for an inflatable impact protection cushion for protecting a |
August 26, 1997 |
| A liquified gas-containing generator has a casing in which a reaction container containing liquified gas is accommodated. So as to trigger combustion of the liquified gas a puncture element with an overflow channel is driven into the reaction container. The kinetic energy for the pun |
| 5589657 |
Detonating system having a detonator within an insulating container |
December 31, 1996 |
| A detonating system includes a detonator within a thermal insulating container. In order for the detonator, especially an electronic detonator, to be usable at higher temperatures, the detonator is surrounded by the thermal insulating container especially a Dewar vessel. |
| 5578785 |
Metal complex compounds |
November 26, 1996 |
| Metal complex compounds having the general formula Me(DADPyOx).sub.x wherein Me stands for a transition metal ion, DADPyOx stands for 2,6-diamino-3,5-dinitropyridine-1-oxide and x represents an integer of 1, 2, 3, or 4. These compounds are useful as insensitive, high-energy explosive |
| 5495748 |
Gas leakage monitoring of a gas or liquid container |
March 5, 1996 |
| The invention relates to a method and an apparatus for monitoring of gas leakage from a gas or liquefied gas container. For simple and reliable monitoring of gas leakage, parts of the container (1) where there is a risk of leakage are connected to an at least partially evacuated measurin |
| 5492065 |
Plastic cartridge for a firing device, particularly a bolt gun |
February 20, 1996 |
| A plastics cartridge has a cartridge body provided with a flange which has a plastic casing body, open on one side, is for accommodating a propellent charge and an ignition charge for igniting the propellant charge and has a plastics cover for closing the open end of the casing body. A f |
| 5481978 |
Cartridge case |
January 9, 1996 |
| A cartridge case especially for firing in handguns has a primer receiving pocket provided in the bottom or rear portion as a cylindrical recess, into the top of which at least one flash hole terminates, a primer cap mounted flush in the primer receiving pocket including a cup-shaped |
| 5471932 |
Gas generator, especially for an airbag |
December 5, 1995 |
| A gas generator, especially for an airbag of a vehicle having a cylindrical outer tube, open end faces of which are closed by cover elements, comprising an inner tube of smaller diameter which is arranged coaxially inside the outer tube and which has outflow openings, an ignitable ga |
| 5471903 |
Device for igniting a propellant charge, a cartridge for the charge and a magazine for holding c |
December 5, 1995 |
| A device for igniting a propellant charge is provided with a housing defining a cavity wherein a piston is displaceably guided. The cavity is connected via a bore acting as a nozzle to a chamber wherein a case member of a cartridge is arranged for accommodating the propellant charge. A |
| 5466313 |
Gas-producing material |
November 14, 1995 |
| A gas-producing material for a gas generator, particularly for a belt tightener or for an inflatable impact cushion (airbag) to protect motor vehicle occupants, containing a liquefied gas mixture in which the liquefied gas components consist of a mixture of one or more ethers, olefin |
| 5446986 |
Removable firearm lock |
September 5, 1995 |
| In a multiple-barrel firearm with removable lock housing, the two axially moveable strikers are arranged in superposed relationship, preferably being angular and provided with grooves or edges; this arrangement permits, even in case of only one solid sidewall, a favorable guidance of |
| 5433147 |
Ignition device |
July 18, 1995 |
| An electrical ignition device (1) has a metal container (2) for a firing resistor or bridge, a first (3) and a second (4) terminal pin and at least one ignition charge (5, 6).So that firing of the ignition charge does not occur in the event of electrical discharges between terminal pins |
| 5415105 |
Tandem warhead with piezoelectric percussion fuses |
May 16, 1995 |
| The invention relates to a tandem warhead with a preliminary charge (1) and a main charge (2) respectively each with an associated fuse (3, 4).So that on ignition two fuses (3, 4) which are completely identical can be used, piezoelectrical percussion fuses (3, 4) are used which can be tr |
| 5394801 |
Fuse head |
March 7, 1995 |
| One fuse head has an insulating pole body with electrically conducting longitudinal strips, an incandescence bridge arranged on the pole body between the strips and connecting wires. The glow bridge and the connecting wires each being connected via soldered joints to the longitudinal |
| 5388860 |
Safety device for protecting the passenger of a motor vehicle from injury in a collision |
February 14, 1995 |
| The safety device has a gas generator for generating gas, which is accommodated in a rigid housing. The housing is open at one side and is sealed in this region by an originally folded sheet of a gas cushion. When igniting the gas generator, the sheet unfolds outwards over the open side |
| 5355766 |
Device for igniting a propellant charge, a cartridge for the charge and a magazine for holding c |
October 18, 1994 |
| A magazine for cartridges ignitable by adiabatic compression is especially useful for stud driving or setting tools. The magazine has a plurality of cartridges made of synthetic resin and a magazine belt made of synthetic resin for connecting the plurality of cartridges together. The mag |
| 5309855 |
Submarine weapon |
May 10, 1994 |
| In a submarine weapon, particularly for combating submarines, a rocket engine with continuous rocket thrust is utilized as the submarine drive unit. An actively locating, acoustic target seeking device is provided for target detection and target pursuance, the ranging frequency of which |
| 5308370 |
Filter device for filtering a gas flow |
May 3, 1994 |
| A filter device for filtering a gas flow, especially for filtering the gases produced by a gas generator for an impact protection cushion, comprises a filter element exhibiting several filter material plies of varying permeability lying in series in the flow direction. The filter ele |
| 5294414 |
Gas generator, in particular, a tubular gas generator for an air bag |
March 15, 1994 |
| The gas generator has two tubes, coaxial to each other, with different diameters, between which there is formed an annular intermediate chamber. The inner tube is filled with gas-producing material in the form of pellets, which develops pressure gas when ignited, the gas emerges via |
| 5279201 |
Plastic cartridge and plastic cartridge-belt magazine |
January 18, 1994 |
| A cartridge is made up of a synthetic resin case member and a synthetic resin lid. The case member contains a first receiving chamber for receiving an igniter charge and a second receiving chamber for the accommodation of a propellant charge. A synthetic resin ignition pin flexibly c |
| 5261328 |
Broad-area defense mine with expanded effective zone |
November 16, 1993 |
| In a broad-area defense mine, the inclination under which an active member can rise or can be fired from an ambush position can be varied with the aid of at least one adjusting member between the positioning frame and a mounting or support for the active member which, in turn, are connec |
| 5259644 |
Ignition unit, in particular for an air bag gas generator |
November 9, 1993 |
| An ignition unit is provided with an internal housing defining a chamber in which an ignition charge and an ignition element igniting the charge are accommodated. The housing defining the chamber consists of a cover and a container which are connected to one another along a circumferenti |
| 5255938 |
Tubular gas generator for an inflatable impact cushion |
October 26, 1993 |
| A gas generator is provided with an outer tube and an inner tube arranged coaxially within the outer tube. The pressure gas-generating charge is accommodated in the inner tube, the charge being ignited by an ignition unit. The generator is closed at the ends in a gas tight manner by clos |
| 5253895 |
Gas generator, with safety device, for an air bag |
October 19, 1993 |
| The gas generator has a cylindrical housing, the front ends of which are closed by closure covers. A cylindrical outer section of the housing consists of high-grade steel; whereas the closure covers are made of aluminum, which has a thermal conductivity which is greater many times gr |
| 5243914 |
Caseless ammunition |
September 14, 1993 |
| This invention deals with case-less ammunition, the propelling element of which has increased solidity. This increase in solidity is achieved by virtue of the fact that the propelling charge is firmly enveloped in a fabric. The fabric may consist of completely synthetic organic fibers or |
| 5237928 |
Combustible cartridge case |
August 24, 1993 |
| Combustible cartridge shells have cylindrical walls formed of combustible material. The walls comprise one or more wraps or windings of textile fibers, which are bound together with bonding agents having propellant charge characteristics. The bonding agents comprise either a mixture of |
| 5230841 |
Method for preparation of porous propellants |
July 27, 1993 |
| A method for producing porous propellant charges from a mixture containing a propellant and a filler is described wherein a propellant having a decomposition temperature above 200.degree. C. is employed with a thermally removable filler to provide the charge forming mixture. The mixt |
| 5227577 |
Device for firing ammunition |
July 13, 1993 |
| A device for firing ammunition includes a combustion chamber accommodating several propellant charge members which latter contain a propellant charge and an ignition system for igniting the propellant charge. A fixedly disposed primary coil which receives an ignition signal is provided a |
| 5225621 |
Process for producing a jacketed fuse and fuse product |
July 6, 1993 |
| A fuse having a protective jacket is utilized, for example, in petroleum exploration at large depths where the fuse must withstand high temperatures and pressures. The jacket is produced from a shrinkable hose that is shrink-fitted onto the unfinished cord which latter contains an ex |
| 5216200 |
Device for igniting a propellant charge, a cartridge for the charge and a magazine for holding c |
June 1, 1993 |
| A device for igniting a propellant charge is provided with a housing defining a cavity wherein a piston is displaceably guided. The cavity is connected via a bore acting as a nozzle to a chamber wherein a case member of a cartridge is arranged for accommodating the propellant charge. A |
| 5198614 |
Mine with a laying device for a sensor line |
March 30, 1993 |
| In a mine capable of righting itself, laying devices for sensor lines are attached on the outside to the topside of a mine housing. During storage and during transport, the laying devices are, in their initial position, in close contact with the topside of the mine housing. Upon distribu |
| 5176895 |
Process for the continuous production of sodium azide |
January 5, 1993 |
| The present invention deals with the continuous production of sodium azide from sodium amide and nitrous oxide. This reaction takes place on a support material for sodium amide consisting of a mixture of sodium azide and sodium hydroxide. This mixture is passed through a reactor maintain |
| 5169093 |
Method and device for faster automatic deployment of a parachute |
December 8, 1992 |
| A parachute associated with an object unfolds faster in an airstream if the object is first accelerated in the direction of descent. This principle can be applied advantageously to a mine system combating military targets from the air because the time between starting from an ambush posi |
| 5163166 |
Warhead with enhanced fragmentation effect |
November 10, 1992 |
| Fragments, also in the shape of projectiles with a length to diameter ratio greater than 3, can be successfully accelerated directly by means of an explosive if at least one forward casing in the frontal zone of the fragment causes the shock wave generated by detonation of the explosive |
| 5155246 |
Wool-wax substitutes |
October 13, 1992 |
| A wool-wax substitute and a process for its formation are disclosed where the wool-wax substitute is the product of esterification of 1 mole of a glycerol-polyglycerol mixture with:(a) from 0.5 to 1.1 moles of a saturated aliphatic monocarboxylic acid having from 6 to 10 carbon atoms, or |
| 5125335 |
Fuse element, preferably with long delay period and method for producing the same |
June 30, 1992 |
| In fuse elements of layered structure with long delay times, misfires, occur, above all, if aggravating secondary conditions prevail (such as, for example, high projectile rotation and/or temperature stresses and shock stresses). The safe progression of the reaction through the element |
| 5109621 |
Cartridge ejection device |
May 5, 1992 |
| The reliability of a cartridge ejection device can be improved by the interposition of a readily deactivatable control flap, arranged on the outside of a monobloc unit, between a control bolt and a cartridge ejector of a break-open gun-housing of at least one barrel. The arrangement has |
| 5054396 |
Fuse element, preferably with long delay period and method for producing the same |
October 8, 1991 |
| In fuse elements of layered structure with long delay times, misfires, occur, above all, if aggravating secondary conditions prevail (such as, for example, high projectile rotation and/or temperature stresses and shock stresses). The safe progression of the reaction through the element |
| 5048862 |
Gas generator for an airbag |
September 17, 1991 |
| In a gas generator for an airbag of a vehicle, a chamber is provided around a cylindrical pressure reservoir filled with gas-releasing materials. The chamber contains a filter and is traversed over its entire length by a gas stream produced from the gas-releasing materials along a cylind |
| 5043031 |
Polymer nitroaromatic compounds as propellants |
August 27, 1991 |
| A method for producing a caseless propellant charge is disclosed wherein a polynitro polymer having an aromatic or heterocyclic ring is employed as a binder with a solvent and a propellant to produce an admixture and the admixture is molded into a shaped charge body. |
| 5035179 |
Process for covering a tube with a foil, and an igniter element produced by said process |
July 30, 1991 |
| For the purpose of welding one side of a metallic foil to a relatively thick-walled metal tube, it is proposed to cover the foil from the other side in an annular fashion with a similar or identical tube section also made of metal and to join the tube and the tube section from the outsid |
| 5014620 |
Detonator/igniter element with bleachable absorber |
May 14, 1991 |
| By interposing, in a detonator/igniter (or igniting) element directly initiatable by a laser pulse, a layer of adequate absorbance over the optical spectral region, which layer can be faded out at the wavelength of the detonator laser, into the beam path, then the layer acts as a switch |
| 4981536 |
Stabilized propellant composition for the generation of nontoxic propellant gases |
January 1, 1991 |
| The present invention concerns propellant compositions for the generation of nontoxic gases which are utilized, for example, in airbag generators. These compositions contain, as a gas-yielding component, at least one alkali azide. According to the invention, the compositions are stabiliz |
| 4979444 |
Mine, particularly a land mine |
December 25, 1990 |
| A mine, particularly a land mine, is equipped with at least one active (i.e. destructive) element which is accommodated in a housing of the mine and can be brought to the functional level by means of a rocket engine. For attaining a definite ascent of the active element, the rocket engin |
| 4966492 |
Flexible sealing sheet |
October 30, 1990 |
| A flexible sealing sheet for controllably leakproof separation of the regions present on both sides thereof, especially for the sealing of rubbish dumps, which exhibits, in at least one plane, hollow channels extending essentially in the longitudinal extension of the sheet and separa |
| 4963204 |
Pyrotechnic delay compositions |
October 16, 1990 |
| Pyrotechnic delay compositions with delays in the seconds range are based on a pyrotechnic delay mixture of powdered metallic tungsten, barium chromate an potassium perchlorate, and additionally contain either barium hexafluorosilicate or calcium fluoride pyrogenic silica. The additives |
