Patents by Inventor Heinz Gawlick
Heinz Gawlick has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 4320704Abstract: An electronic switch for projectiles includes a circuit with a source of electric energy which is switched in when the projectile is discharged. The circuit includes an adjustable time-delay device for the explosion of the projectile, a device for preventing muzzle burst, and a self-destruct arrangement. The exploding fuse is connected to the source of energy by an impact or a proximity switch. The self-destruct arrangement is settable by cooperating cells carried by the projectile and by the barrel of the gun.Type: GrantFiled: August 1, 1974Date of Patent: March 23, 1982Assignee: Dynamit Nobel AGInventors: Heinz Gawlick, Uwe Brede, Hellmut Bendler
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Patent number: 4245557Abstract: A projectile, especially for hand firearms and automatic pistols, including a core member formed of a first material and provided with a blind bore extending in the forward direction into an outwardly inclined truncated cone surface indentation in the core member. A projectile insert member formed of a second material which is more difficult to deform than the first material, contacts the core member along the outwardly inclined truncated cone surface thereof and is provided with a lug portion extending into said blind bore of the core member for detachably joining said insert member and said core member. A jacket member encompasses the rear portion of said core member and extends forwardly at least up to a zone of the core member surrounding said blind bore. The jacket member has a front edge portion which terminates at a spacing from the forward edge portion of the core member so as to provide an unjacketed strip portion of the core member thereat.Type: GrantFiled: July 6, 1976Date of Patent: January 20, 1981Assignee: Dynamit Nobel AGInventors: Jurgen Knappworst, Heinz Gawlick, Helmut Brieger
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Patent number: 4192837Abstract: A process for producing caseless propellant charges containing impact-sensitive material comprising the steps of impregnating a pre-formed propellent charge with a solution of impact-sensitive material and vaporizing the solvent from the propellent.Type: GrantFiled: April 3, 1974Date of Patent: March 11, 1980Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Gunter Marondel, Werner Siegelin
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Patent number: 4160062Abstract: A pyrotechnical sealing material comprises a heat-foamable synthetic resin capable of being foamed with the aid of a burnable pyrotechnical composition. The sealing material is in the form of a cord having a core made of the pyrotechnical composition and a casing separated from the core by a flexible sheath. The casing is formed from the heat-foamable synthetic resin.Type: GrantFiled: March 29, 1976Date of Patent: July 3, 1979Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Axel Homburg, Werner Siegelin, Gunther Marondel, deceased
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Patent number: 4145969Abstract: A priming system for propellants having thermal decomposition points above 180.degree. C. comprising:A. an ignition charge; andB. a booster charge of solid explosive compound containing one or more --NO.sub.2 groups and/or --N.dbd.N end groups and having a deflagration point above 200.degree. C., said booster charge containing an initiating explosive in an amount between 10% and 60% by weight;The amount of the ignition charge A being between 2 and 20 weight % of the booster charge B.Type: GrantFiled: October 12, 1977Date of Patent: March 27, 1979Assignee: Dynamit Nobel AGInventors: Heinz Gawlick, Gunther Marondel, Werner Sieglein
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Patent number: 4128060Abstract: A short-range projectile for practice ammunition having an axial air inlet duct emanating from the front end of the projectile and at least one outlet duct connecting the inlet duct with the jacket of the projectile. At least one of the inlet and outlet ducts are blocked during the initial flight path of the projectile by a blocking member displaceable in a chronologically controlled manner. The blocking member is displaceable in response to an air pressure head occurring during flight of the projectile from a starting position for preventing the influx of air from the inlet duct to the outlet duct to a final position wherein communication and influx of air from the inlet duct to the outlet duct is completely enabled.Type: GrantFiled: April 7, 1977Date of Patent: December 5, 1978Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Axel Homburg
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Patent number: 4098169Abstract: Ammunition belt apparatus for accommodating propellant cartridges including a flexible, coilable belt strip, a plurality of holes extending transversely through the strip and spaced from one another in the longitudinal direction of the strip, and clamping means associated with each of the holes for clamping a cartridge to the strip with portions of the cartridge extending through one of the holes, and with parts of said clamping means being formed separately from the strip and the cartridge. In preferred embodiments, the clamping means includes a tubular casing formed separately from the strip for each of the holes, which tubular casing press-fittingly engages a respective cartridge for holding the cartridge in position on the strip with the casing and a cartridge rim clamping the strip therebetween. Various preferred embodiments include various types of connections for the casings at the strip as well as various materials for the construction of the strip and the casings.Type: GrantFiled: April 2, 1973Date of Patent: July 4, 1978Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Hans Umbach
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Patent number: 4098190Abstract: Training ammunition for mortars having a projectile disposed in a cartridge case and provided with a propellant charge for being fired from a barrel insert of a dummy shell. An ejector charge is associated with the cartridge case and is provided with an ignition device and is arranged for ejecting the dummy shell together with the cartridge case from the mortar barrel. A flash hole is arranged between the propellant charge and the ejector charge, and an ignition jet conducting tube is disposed coaxially within the ejector charge and extends from the ignition device to the end of the ejector charge facing the flash hole. The ignition jet conducting tube is provided with at least one radial ignition aperture therethrough.Type: GrantFiled: August 18, 1976Date of Patent: July 4, 1978Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Rudolf Stahlmann
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Patent number: 4036103Abstract: Magazine apparatus for accommodating propellant charges including a flat coilable metal strip having a plurality of holes extending transversely therethrough for accommodating insertion of cartridges. Cartridge holding collars are formed at each of the holes by bulging or plastically deforming the strip in the region of these holes so as to form a clamping seat spaced from the plane of the strip for clampingly engaging cartridges held at the strip. Various preferred embodiments include various cross-sectional configurations of the holding collars. The method of making the magazine apparatus includes forming the collars by a multiple-step bulging process wherein the last bulging steps is formed by the cartridges as they are inserted into position on the strip.Type: GrantFiled: January 10, 1975Date of Patent: July 19, 1977Assignee: Dynamit Nobel Aktiengesellschaft and Impex-Essen Vertrieb Von Werkzeugen GmbHInventors: Heinz Gawlick, Horst Rammensee, Karl Mack, Fritz Schneider
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Patent number: 4027592Abstract: The present invention relates to a propellant charge igniter having a striker element with a rearward cylindrical shank portion extending through the bottom piece of the propellant charge igniter, a forward headpiece following the shank portion and having an enlarged outer diameter with respect to the shank portion, the striker element resting on an annular shoulder formed in the bottom piece and being provided with an annular, separable collar held by means of a counter member extending over the headpiece.Type: GrantFiled: February 4, 1976Date of Patent: June 7, 1977Assignee: Dynamit Nobel AktiengesellschaftInventors: Gunter Hubsch, Hellmut Bendler, Rudolf Stahlmann, Heinz Gawlick
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Patent number: 4014963Abstract: A caseless formed propellant powder charge including a shaped propellant powder charge having a central continuous recess or hole and a percussion-sensitive primer charge with an H-shaped cross section disposed in the recess. Preferably, the shaped propellant charge and the primer charge are fabricated from materials such as nitrocellulose, polyvinyl nitrate, nitroguanidine, penthrite, or mixtures thereof, and tetrazene or tetrazene tricinate, respectively. The compression and dimensioning of the various portions of the H-shaped primer charge may be modified to achieve the desired sensitivity.Type: GrantFiled: May 23, 1975Date of Patent: March 29, 1977Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Guenther Marondel
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Patent number: 4014264Abstract: A combined igniter cap for electrical and nonelectrical ignition having an electrically conductive housing with a pole piece arranged therein. A first primer charge is arranged on a first side of the pole piece, and the pole piece being provided with a recess and a first communicating path through the pole piece between the recess and the first primer charge. A second ignition system is arranged in the recess and is ignitable from a second side of said pole piece which is disposed oppositely to the first side. An insulating element is disposed between the first side of said pole piece and the first primer charge and is provided with first and second electrical contact members having an electrical ignition bridge and/or gap formed therebetween. The electrical ignition bridge and/or gap faces the first primer charge and the first contact member is electrically conductively connected with the pole piece while the second contact member is electrically conductively connected with the housing.Type: GrantFiled: August 21, 1975Date of Patent: March 29, 1977Assignee: Dynamit Nobel AktiengesellschaftInventors: Hellmut Bendler, Heinz Gawlick
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Patent number: 4008780Abstract: Device for tensioning safety belts in vehicles in which one end of the safety belt is securable to the vehicle and the other end of the belt is securable to the tensioning device. The device includes a cylinder having a piston with a piston rod extending from one side of the piston out of the cylinder to which the safety belt is securable. The piston is provided with a recess receiving an electrically ignitable propellant charge cartridge such that upon ignition of the cartridge propellant gases are generated which flow into the cylinder at the piston rod side of the piston for causing the piston and piston rod to be displaced into the cylinder to effect a tensioning of the safety belt.Type: GrantFiled: November 2, 1973Date of Patent: February 22, 1977Assignee: Dynamit Nobel AktiengesellschaftInventors: Hellmut Bendler, Heinz Gawlick, Egon Flach
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Patent number: 4008665Abstract: Training ammunition including a projectile disposed in a cartridge case, the projectile having a rear portion with an axially extending recess and a charge disposed therein, a cover cap extending over the rear of the projectile in a formfitting manner, and at least one obturation member disposed proximate to the cover cap, the cover cap having an outer diameter at least equal to and/or slightly greater than the caliber of the projectile.Type: GrantFiled: August 28, 1974Date of Patent: February 22, 1977Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Rudolf Stahlmann, Ernst Jensen
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Patent number: 3994201Abstract: A separating element comprises a body member for securing at least two parts together. The body member has an electrically ignitable separating charge disposed in tamped form within a recess therein, means operatively associated with the separating charge, which when a predetermined temperature has been reached, renders the explosive effect of the separating charge ineffective and ignition means for igniting the separating charge within said recess when separation of the parts is required.Type: GrantFiled: August 1, 1974Date of Patent: November 30, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Hellmut Bendler, Heinz Gawlick, Werner Siegelin
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Patent number: 3973500Abstract: An electromagnetic generator for a projectile having a magnetic core, a coil system, a race duct and an element moveable in the race duct relative to the magnetic core for altering the magnetic field. An ignitable charge is provided for generating propellant gases which propellant gases cause at least initial movement of the element in the race duct.Type: GrantFiled: October 24, 1974Date of Patent: August 10, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Uwe Brede, Heinz Gawlick
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Patent number: 3967555Abstract: A piezoelectric fuze, especially for projectiles, having a piezoelectric element which converts the mechanical shockwave produced upon impact on a target into an output signal for igniting a detonator. A control circuit is provided for generating an output signal and a threshold switching circuit is provided for receiving the outputs of the control circuit and the piezoelectric element as a superimposed signal for establishing a connection between a power source and a detonator of the fuze when the threshold value of the threshold circuit is exceeded.Type: GrantFiled: March 15, 1974Date of Patent: July 6, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Uwe Brede
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Patent number: 3967141Abstract: A piezoelectric energy source having a piezoelectric transducer mounted in a housing and a movable piston arranged in the housing to bias the transducer to provide a desired electrical output. The piston exerts pressure on the transducer in response to a pyrotechnic charge and is locked in a predetermined biasing position by a locking arrangement such that a constantly effective pressure is exerted on the transducer.Type: GrantFiled: November 3, 1971Date of Patent: June 29, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Uwe Brede, Hellmut Bendler
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Patent number: 3948179Abstract: Practice device for mortars having a central tube for receiving a subcaliber training ammunition. A locking member is firmly and detachably connected at the rear end of the tube and receives and mounts the subcaliber training ammunition therein. The tube also is arranged to receive thereabout an annular member having a lateral dimension corresponding to a predetermined mortar caliber and a nut member which is secured to the front end with the annular member being positioned between the nut member and the locking member whereby the practice device may be fired from a mortar barrel of the predetermined caliber and may be reused.Type: GrantFiled: January 10, 1974Date of Patent: April 6, 1976Assignees: Dynamit Nobel Aktiengesellschaft, Friedrich Wilhelm HeymInventors: Heinz Gawlick, Rudolf Stahlmann, Horst Rodder, Gunter Mauer
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Patent number: 3941058Abstract: An electric fuze, especially for hand grenades, having a power source which is activatable by the effect of a force for supplying output power and a delay unit for delaying the ignition of a primer with respect to the time of activation of the power source. The delay unit has a variable time constant and includes an RC circuit formed of a plurality of series or parallel connected resistors and/or capacitors which are functionally connected with one another by electrical leads which leads are arranged to be open-circuited for the purpose of changing the delay time in a predetermined manner.Type: GrantFiled: March 22, 1974Date of Patent: March 2, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Heinz Gawlick, Uwe Brede