Patents Assigned to Heckler and Koch
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Patent number: 8359778Abstract: Catches and trigger apparatus for use with weapons are described. An example trigger apparatus for use with a firearm having a breech block includes a latch moveable between a blocking position that blocks the breech block and a non-blocking position that does not block the breech block. The latch includes a sear arm and a securing element movably coupled to the sear arm. The securing element to enable, with a securing device in a securing position. The latch to be moved to the non-blocking position by a retracting breach. The securing device movable by an advancing breech block to position the securing element adjacent a surface of the securing device in the securing position to secure the latch in the blocking position.Type: GrantFiled: September 22, 2011Date of Patent: January 29, 2013Assignee: Heckler & Koch GmbHInventors: Stefan Doll, Ernst Wössner
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Patent number: 8234969Abstract: Electronic trigger apparatus for use with firearms are described herein. An example electronic trigger apparatus described herein includes a trigger assembly having a trigger and trigger arm that is movable between a first position and a second position. A first biasing element biases the trigger in the first position and provides a first resistance to the trigger when the trigger moves between the first position and the second position. A switch element assembly has a spring element and a sensor operatively coupled to the spring element where the spring element provides a second resistance to the trigger as the trigger moves between a pressure-point position and the second position. The sensor detects a force or deflection imparted on the spring element by the trigger arm when the trigger is in the second position.Type: GrantFiled: July 29, 2009Date of Patent: August 7, 2012Assignee: Heckler & Koch GmbHInventor: Rudi Beckmann
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Patent number: 8220192Abstract: Firing assemblies for use with firearms are described. A firing assembly for use with a firearm includes a hammer pivotably coupled to a hammer shaft. The hammer includes a hammer stop notch that at least partially engages a portion of a lever of a trigger assembly when the hammer is in a cocked position and a control curve section that engages a surface of the lever to retain the lever in an unlocked position as the hammer moves between the cocked position and a firing position. Additionally, the firing assembly includes a control element pivotably coupled to the hammer shaft and adjacent the hammer, wherein the control element includes a first control curve portion that at least partially adjoins the control curve section and wherein the hammer interacts with the control element to change a control curve region as the hammer moves between cocked position and the firing position.Type: GrantFiled: July 29, 2009Date of Patent: July 17, 2012Assignee: Heckler & Koch GmbHInventors: Norbert Fluhr, Hermann Albrecht, Wolfgang Bantle, Johann-August Bantle, Erwin Epp
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Patent number: 8171665Abstract: Portable firearms having identification marks and methods of making the same are disclosed. An example firearm includes a first identification number visibly located on the firearm; and a second, hidden or disguised identification number associated with the first identification number to facilitate identifying the firearm if the first identification number is destroyed, changed, or damaged.Type: GrantFiled: December 6, 2004Date of Patent: May 8, 2012Assignee: Heckler & Koch, GmbHInventors: Dirk Holzknecht, Ernst Mauch, Michael Schumacher
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Patent number: 8123525Abstract: Apparatus and methods are described for a weapon simulator. An example weapon simulator includes a pressure piston, which is couplable to a weapon, which acts to open a breech, and which is seated in a pressure cylinder. An example pressure piston includes a slider. The slider holds a pressure intake opening open and keeps one or more pressure outlet openings closed when the breech block is in a front-most position. In addition, the slider keeps the pressure intake opening closed and holds the one or more pressure outlet opening open when the breech block is in a rear-most position.Type: GrantFiled: March 30, 2007Date of Patent: February 28, 2012Assignee: Heckler & Koch, GmbHInventor: Rudi Beckmann
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Patent number: 8117779Abstract: Catches and trigger apparatus for use with weapons are described. An example trigger apparatus for use with a firearm having a breech includes a latch moveable between a blocking position that blocks the breech and a non-blocking position that does not block the breech. The latch includes a sear arm, a spring assembly, and a securing element moveable between a first position and a second position. The spring assembly is to bias the securing element. In the first position, the securing element is positioned at a distance from the sear arm and a surface of a securing device in a securing position to enable the latch to be moved to the non-blocking position and the breech to retract relative to the weapon. In the second position, the securing element is positioned adjacent the sear arm via the breech and the surface of the securing device in the securing position to secure the latch in the blocking position.Type: GrantFiled: April 30, 2010Date of Patent: February 21, 2012Assignee: Heckler & Koch GmbHInventors: Stefan Doll, Ernst Wössner
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Patent number: 8113103Abstract: Trigger apparatus for use with firearms are described herein. An example electronic trigger apparatus described herein includes a first actuation drive to move an actuation member between an initial position and an operating position at which the actuating member is to activate a trigger lever of the firearm to discharge the firearm. A clutch is movable between a first position to operatively couple the first actuation drive to the actuation member and a second position to releasably couple the first actuation drive from the actuation member. A second actuation drive is operatively coupled to the actuation member and biases the actuation member to the initial position when the first actuation drive is releasably coupled from the actuating member via the clutch.Type: GrantFiled: October 22, 2009Date of Patent: February 14, 2012Assignee: Heckler and Koch GmbHInventors: Rudi Beckmann, Wilhelm Fischbach, Johannes Aberl
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Patent number: 8074556Abstract: Locking systems for use with firearms are described. An example locking system for use with a firearm includes a breechblock carrier and a lock spring mechanism that includes a piston. The breechblock carrier is configured to interaction with the piston. Additionally, the example locking system includes a first aperture. The piston is configured to expel fluid through the first aperture when the breechblock carrier retracts.Type: GrantFiled: November 17, 2008Date of Patent: December 13, 2011Assignee: Heckler & Koch, GmbHInventors: Wolfgang Bantle, Norbert Fluhr, Johannes-August Bantle, Hermann Albrecht, Robert Hirt, Ralf Kimmich
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Patent number: 7937874Abstract: A firearm grip, a firearm grip construction set and related methods are disclosed. An example firearm grip includes a grip portion, which includes a wall covering at least a portion of a magazine and a plurality of ribs. The firearm grip also has a first grip shell having a plurality of first lateral edges, second grip shell having a plurality of second lateral edges, and a grip back having a top edge and a bottom edge. With the example firearm grip, at least one of the first grip shell or the second grip shell is exchangeable. In addition, at least one of the first grip shell, the second grip shell or the grip back is coupled to the grip portion with an undercut tongue and groove connection.Type: GrantFiled: October 5, 2007Date of Patent: May 10, 2011Assignee: Heckler & Koch GmbHInventor: Marc Roth
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Patent number: 7937872Abstract: Plastic magazines for use with firearms are described. An example plastic magazine for use with firearms includes a plurality of sidewalls along which cartridges are to be moved during a reloading of a firearm. Each of the plurality of sidewalls comprises a plastic material. Additionally, the example plastic magazine includes a metal coating adjacent a first surface of a first sidewall of the plurality of sidewalls, wherein the interior surface of the first sidewall is in a direction of fire.Type: GrantFiled: September 12, 2008Date of Patent: May 10, 2011Assignee: Heckler & Koch GmbHInventor: Norbert Fluhr
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Patent number: 7849626Abstract: Adjustable shoulder stock apparatus for use with firearms are described. An example adjustable shoulder stock apparatus for use with firearms includes a shoulder stock into which a connecting piece of the firearm is to be inserted. The connecting piece defines a plurality of boreholes. Additionally, the example adjustable shoulder stock apparatus includes a bolt having a end to be inserted in one of the plurality of boreholes to secure the shoulder stock relative to the connecting piece. Further the example adjustable shoulder stock apparatus includes a lever that defines a recess that is open toward a top of the firearm and is closed toward a bottom of the firearm. An opposite end of the bolt is positioned in the recess and coupled to the lever. The lever is to remove the bolt from the one of the plurality of boreholes. The lever comprises a projection to engage a wall of the shoulder stock to prevent movement of the lever past the wall.Type: GrantFiled: November 26, 2008Date of Patent: December 14, 2010Assignee: Heckler & Koch, GmbHInventor: Norbert Fluhr
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Patent number: 7819051Abstract: A firearm for firing electrically ignitable cartridges is described. An example firearm includes an electric circuit, a breech block, and a firing pin held in the breech block. The firing pin includes an ignition tip. Furthermore, the example firearm includes a contact lever, wherein movement of the contact lever is coupled to movement of the breech block. In addition, the contact lever is couplable to at least one of the electric circuit or the firing pin, and the contact lever interrupts electrical contact between the electric circuit and the firing pin when the breech block is open.Type: GrantFiled: May 24, 2007Date of Patent: October 26, 2010Assignee: Heckler & Koch, GmbHInventors: Rudi Beckmann, Michael Schumacher
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Patent number: 7814698Abstract: A connecting piece couplable to a rail of a weapon is described. An example connecting pieces includes a first retaining element including a first receiving region configured to engage a corresponding first counterface of the rail. The example connecting piece also includes a second retaining element including a second receiving region configured to engage a corresponding second counterface of the rail. In addition, the example connecting piece includes a guide slot running diagonally to a longitudinal direction of the rail via which the first retaining element and the second retaining elements are coupled.Type: GrantFiled: July 28, 2009Date of Patent: October 19, 2010Assignee: Heckler & Koch GmbHInventors: Norbert Fluhr, Wolfgang Bantle, Johannes-August Bantle
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Patent number: 7802511Abstract: Described herein are examples of firearms and firearm assemblies. In one example, a firearm assembly for use in a firearm including a breech block, includes safety equipment; a slide stop, wherein the slide stop is adjustable between an arresting position that locks the breech block and a position that does not lock the breech block; and a safety element adjustable relative to the slide stop between a neutral position and secured position, wherein in the secured position if the breech block exerts an operating force on the safety element and the safety element engages the safety equipment, the safety element fixes the slide stop in its arresting position.Type: GrantFiled: August 22, 2008Date of Patent: September 28, 2010Assignee: Heckler & Koch, GmbHInventors: Stefan Doll, Ernst Wössner
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Patent number: 7721639Abstract: Methods and apparatus are disclosed for a locked machine gun that includes a casing, a barrel, a locking breech mechanism, an abutment and a quick change attachment. The locking breech mechanism has at least one locking body. The abutment holds the locking body or locking bodies of the locked breech mechanism. The quick-change attachment is used to facilitate the removal of the barrel and insertion and attachment of a new barrel. A first part of the abutment remains on the casing when the barrel is being changed, and a second part of the abutment is firmly connected to the barrel. The quick-change attachment is equipped to bring about a separation between the first part of the abutment remaining with the casing and the barrel with the second part. Also, the second part of the abutment has a curved section which controls the engagement of the breech mechanism in the abutment when the breech mechanism closes.Type: GrantFiled: January 3, 2005Date of Patent: May 25, 2010Assignee: Heckler & Koch GmbHInventor: Ernst Wössner
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Patent number: 7707760Abstract: Methods and apparatus are described for safety apparatuses for weapons. An example safety apparatus includes an interchangeable barrel and a safety mechanism. The safety mechanism can be moved between an open position that corresponds to an unlocked position and a closed position that corresponds to a locked position. The safety mechanism includes a feeder cover that is part of cartridge loading equipment that supplies cartridges to the weapon. The feeder cover includes a locking mechanism that engages with a barrel locking device and prevents the feeder cover from entering the closed position if the interchangeable barrel is not coupled to the weapon via the barrel locking device. Further, the unlocked position prevents the weapon from being fired and the locked position allows the weapon to be fired.Type: GrantFiled: May 28, 2008Date of Patent: May 4, 2010Assignee: Heckler & Koch GmbHInventor: Jurgen Gablowski
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Patent number: 7685758Abstract: Accessory rails for use with firearms are disclosed. An example rail includes a front sight arrangement that has a width less than the width of the rail, wherein the front sight arrangement is retractable and wherein the front sight arrangement is laterally adjustable. The example rail also includes a rear sight arrangement that has a width less than the width of the rail, wherein the rear sight arrangement is retractable and wherein the rear sight arrangement is laterally adjustable.Type: GrantFiled: August 18, 2006Date of Patent: March 30, 2010Assignee: Heckler & Koch, GmbHInventor: Thomas Romer
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Patent number: 7661348Abstract: A method and apparatus are described for an exchangeable barrel module for a firearm equipped with the same. An example firearm includes an exchangeable barrel module, which includes a barrel and a barrel jacket. The barrel module also includes a range finder, control electronics, a transmitter to transfer the result of the control electronics to a projectile, an operating element, and a power supply. Further, the barrel jacket holds the barrel and at least a portion of the range finder, the control electronics, the transmitter, the operating elements, or the power supply.Type: GrantFiled: October 26, 2007Date of Patent: February 16, 2010Assignee: Heckler & Koch GmbHInventor: Johannes Murello
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Patent number: D631931Type: GrantFiled: June 30, 2005Date of Patent: February 1, 2011Assignee: Heckler & Koch, GmbHInventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp
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Patent number: D633977Type: GrantFiled: June 30, 2005Date of Patent: March 8, 2011Assignee: Heckler & Koch, GmbHInventors: Johannes Murello, Wilhelm Fischbach, Thomas Schweikart, Alexander Stumpp