Patents Assigned to Heckler and Koch
  • Methods and apparatus to secure a safety catch in a jammed position
    Patent number: 7219463
    Abstract: Methods and apparatus to secure a bolt in a jammed position are disclosed. A disclosed firearm includes a housing; a mounting bracket carried by the housing; and a cocking slide slidably engaging the mounting bracket external to the housing. The cocking slide is engageable with the bolt in order to move the bolt against the force of a closing spring and into a cocked position. In the event of a jam, the cocking slide is engageable with the bolt in order to lock the bolt in a jammed position between the fired position and the cocked position.
    Type: Grant
    Filed: January 9, 2003
    Date of Patent: May 22, 2007
    Assignee: Heckler & Koch GmbH
    Inventor: Ernst Wössner
  • Adjustable gun carriages
    Patent number: 7210391
    Abstract: Adjustable gun carriages are disclosed. An example gun carriage includes: a coarse height adjustment brake; a coarse side-to-side adjustment brake; a fine height orientation adjustment mechanism; a fine side-to-side orientation adjustment mechanism; a first control to actuate the coarse height adjustment brake; a second control to actuate the fine height orientation adjustment mechanism; a third control to actuate the coarse side-to-side adjustment brake; and a fourth control to actuate the fine side-to-side orientation adjustment mechanism.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: May 1, 2007
    Assignee: Heckler & Koch, GmbH
    Inventor: Rudi Beckmann
  • Firearms, grips for firearms, and methods for using the same
    Patent number: 7191557
    Abstract: Firearms, grips for firearms and methods of using the same are disclosed. An example grip includes an exterior grip defining an inner bore; a slider located within the bore for axial movement relative to the exterior grip, the slider having a projection to selectively detachably engage the at least one transverse slot of the rail; and a screw rotatably mounted within the exterior grip. The screw threadingly engages the slider to axially move the slider into and/or out of engagement with the rail, but the screw is substantially secured against axial movement relative to the exterior grip.
    Type: Grant
    Filed: September 12, 2005
    Date of Patent: March 20, 2007
    Assignee: Heckler & Koch, GmbH
    Inventors: Jürgen Gablowski, Wolfgang Bantle
  • Methods and apparatus to lock a dust cover in a firearm housing
    Patent number: 7181881
    Abstract: Methods and apparatus to lock a dust cover in a firearm housing are disclosed. An example firearm disclosed herein comprises a housing constructed substantially from non-magnetic material and defining an opening; a dust cover to cover the opening in the housing, the dust cover being pivotable between an open position and a closed position; and a magnetic lock to secure the dust cover in the closed position.
    Type: Grant
    Filed: December 5, 2003
    Date of Patent: February 27, 2007
    Assignee: Heckler & Koch, GmbH
    Inventors: Wilhelm Fischbach, Robert Knöpfle
  • Hollow point bullets and methods of fabricating the same
    Patent number: 7171905
    Abstract: A hollow point bullet and methods for fabricating the same are disclosed. An example hollow point bullet includes a recess opened at a tip of the bullet that includes a first portion and a second portion. The first portion opens to the tip of the bullet and has a square cross-section, and the second portion has a circular cross-section.
    Type: Grant
    Filed: December 2, 2005
    Date of Patent: February 6, 2007
    Assignee: Heckler & Koch, GmbH
    Inventors: Robert Hirt, Heinz Seeger, Marc Roth, Hans-Jürgen Kron
  • Firearms protected from unauthorized use
    Patent number: 7155855
    Abstract: Firearms protected from unauthorized use. A disclosed firearm comprises a housing having a handle; a safety located in the housing to selectively prevent firing; and a module removably attachable to the handle and containing an electronic identification device to identify an authorized user. The electronic identification device controls the safety to prevent firing by unauthorized persons and to permit firing by the authorized user.
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: January 2, 2007
    Assignee: Heckler & Koch GmbH
    Inventors: Ernst Mauch, Michael Schumacher
  • Machine guns having detachable barrels and methods of operating the same
    Patent number: 7137219
    Abstract: Machine guns having detachable barrels and methods of operating the same are disclosed. An illustrated example firearm includes a housing; a removable barrel; a latch to releasably secure the barrel in the housing, the latch having a released state and a secured state; and a carrying handle movable between a rest position and a carry position. The carrying handle cooperates with the latch such that the latch can only be moved into the released state to permit removal of the barrel when the carrying handle is at least substantially in the carry position.
    Type: Grant
    Filed: January 3, 2005
    Date of Patent: November 21, 2006
    Assignee: Heckler & Koch, GmbH
    Inventors: Ernst Wössner, Heinz Matt
  • Automatic firearms with a detachable breech lock
    Patent number: 7047864
    Abstract: Firearm(s) with a breech lock are disclosed. One such firearm includes a first pivoting lever which, when actuated, releases the breech lock and a second lever, which when actuated also releases the breech lock. The first and second levers are located on opposite sides of the weapon.
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: May 23, 2006
    Assignee: Heckler & Koch GmbH
    Inventors: Gerd Spinner, Helmut Weldle
  • Holding devices to attach an accessory to a firearm
    Patent number: 7036261
    Abstract: A holding device to attach one or more accessories to a firearm is disclosed. An example holding device disclosed herein comprises a top mount to engage one or more accessories, a bottom mount to engage the firearm, a fixing bore in one of the top mount and the bottom mount, a fixing pin in the other one of the top mount and the bottom mount, the fixing pin being dimensioned to insert into the fixing bore, a slider associated with the fixing bore, and a tensioning device to move the slider to cause the top mount and the bottom mount to move toward one another.
    Type: Grant
    Filed: January 9, 2004
    Date of Patent: May 2, 2006
    Assignee: Heckler & Koch GmbH
    Inventor: Johannes Murello
  • Safety mechanisms for automatic firearms
    Patent number: 6907813
    Abstract: Automatic firearms and safety mechanisms for automatic firearms are disclosed. In an illustrated example, a disclosed firearm includes a breech mounted for movement between a fired position and a cocked position, a breech catch having an inoperative position and a locked position, and a sear arm mounted to the breech catch.
    Type: Grant
    Filed: November 19, 2003
    Date of Patent: June 21, 2005
    Assignee: Heckler & Koch, GmbH
    Inventor: Jürgen Gablowski
  • Automatic firearms with a detachable breech lock
    Patent number: 6907814
    Abstract: Firearm(s) with a breech lock are disclosed. One such firearm includes a first pivoting lever which, when actuated, releases the breech lock and a second lever, which when actuated also releases the breech lock. The first and second levers are located on opposite sides of the weapon.
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: June 21, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Gerd Spinner, Helmut Weldle
  • Blank cartridge devices and firearms designed therefor
    Patent number: 6889593
    Abstract: A blank cartridge device is disclosed. According to one example, the blank cartridge device includes a frame, a threaded bush, a nozzle body, and a cover bushing. In such an arrangement, the frame may include first and second longitudinal sides and front and rear sides, wherein the rear side includes a laterally open recess, and wherein the frame is laterally deferrable on a muzzle flash eliminator of an automatic firearm. The nozzle body may include a male thread on the outer periphery of the nozzle body and may be adapted to be screwed into the threaded bush and to extend into the muzzle flash eliminator.
    Type: Grant
    Filed: April 23, 2004
    Date of Patent: May 10, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Manfred Gühring, Norbert Fluhr
  • Safety units for a hammer in a firearm
    Patent number: 6865839
    Abstract: Safety devices for use with a handheld firearm are disclosed. The safety devices include a lever that can be pivoted into the travel path of the hammer of the firearm to preclude the hammer from striking a firing pin. In an example, the lever is connected to the trigger such that the safety device is released when the trigger is pulled. In another example, the lever protrudes into the magazine shaft of the firearm such that the safety device is only released when a magazine is inserted into the shaft.
    Type: Grant
    Filed: April 18, 2003
    Date of Patent: March 15, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Hans-Peter Bantle, Gerd Spinner, Helmut Weldle, Ernst Mauch
  • Loading indicators for firearms
    Patent number: 6857213
    Abstract: A loading indicator for use in a firearm having a barrel including a rear section and a cartridge chamber is disclosed. In one example, the loading indicator includes an elastic shaft disposed within a compartment in the rear section of the barrel and a feeler portion coupled to the elastic shaft, wherein the elastic shaft is loaded to cause the feeler portion to project into the cartridge chamber and wherein the loading of the elastic shaft allows the feeler portion to be displaced when a cartridge is placed into the cartridge chamber. The example implementation further includes an indicator element adjacent the feeler portion and coupled to the elastic shaft, wherein the indicator element projects from the cartridge chamber when the feeler portion is displaced by a cartridge.
    Type: Grant
    Filed: December 3, 2003
    Date of Patent: February 22, 2005
    Assignee: Heckler & Koch GmbH
    Inventor: Norbert Fluhr
  • Recoil pad device
    Patent number: 6834456
    Abstract: Firearms and recoil pad devices for use with firearms are disclosed. An example recoil pad device includes a pad having a working surface which increases by more than approximately 15% when moving from a first condition in which the pad is pressed against a shooter and a second condition when the firearm is fired.
    Type: Grant
    Filed: June 5, 2003
    Date of Patent: December 28, 2004
    Assignee: Heckler & Koch, GmbH
    Inventor: Johannes Murello
  • Compact firearm
    Patent number: D510401
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: October 4, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Automatic rifle
    Patent number: D512117
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: November 29, 2005
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm
    Patent number: D516660
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: March 7, 2006
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Firearm with grenade launcher
    Patent number: D517637
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: March 21, 2006
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
  • Compact firearm
    Patent number: D542877
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: May 15, 2007
    Assignee: Heckler & Koch, GmbH
    Inventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp