Patents by Inventor Lawrence L. Larson

Lawrence L. Larson 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).

  • Patent number: 6634510
    Abstract: A glass and cup holding assembly for an automatic dishwasher includes a rack and a rack extender. The rack has side walls with an upper edge having spaced apart upwardly opening sockets. The rack extender has side walls with a lower edge defining connector pins each having a shaft, at least a portion of which tapers inwardly from the lower edge, and an enlarged head defining a catch surface. The pins engage the sockets such that the shaft is disposed within the socket and the head catch surface engages an underside of the upper edge of the side wall.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: October 21, 2003
    Assignee: Traex Company
    Inventors: Lawrence L. Larson, Daniel P. Pesik
  • Publication number: 20030178378
    Abstract: A glass and cup holding assembly for an automatic dishwasher includes a rack and a rack extender. The rack has side walls with an upper edge having spaced apart upwardly opening sockets. The rack extender has side walls with a lower edge defining connector pins each having a shaft, at least a portion of which tapers inwardly from the lower edge, and an enlarged head defining a catch surface. The pins engage the sockets such that the shaft is disposed within the socket and the head catch surface engages an underside of the upper edge of the side wall.
    Type: Application
    Filed: March 25, 2002
    Publication date: September 25, 2003
    Inventors: Lawrence L. Larson, Daniel P. Pesik
  • Patent number: 4835892
    Abstract: An ambidextrous magazine latch arrangement for a pistol in which a hand-operable cross lever is positioned by resilient means against a frame portion of the pistol handle with lever ends protruding on either side of the handle. The lever has a latch protrusion which protrudes into the magazine to hold the magazine. By applying hand pressure to either lever end the lever twists against the resilient means to withdraw the latch protrusion out of the magazine to release the magazine.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: June 6, 1989
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 4742635
    Abstract: A handgun having an elongated frame with a barrel seated against the frame and threaded to the frame in which the threads and seating surfaces are spaced apart a sufficient distance so that a telescopic recess mount means integral with the frame can be located therebetween without weakening the frame.
    Type: Grant
    Filed: November 1, 1985
    Date of Patent: May 10, 1988
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 4674216
    Abstract: A rifle stock having its forearm, mid-stock and butt section comprised of a one piece plastic structural framework together with attached insert panels. The plastic framework is a lightweight readily moldable structure consisting of web walls having thicknesses, spacing and openings to facilitate such fabrication. Alternatively, the framework can be made of two or more framework elements fastened together.The framework has border recess areas for receiving panels of wood or other materials which panels are configured to fit into the recess areas and to be fastened to or urged against the framework recesses to strengthen the rifle stock and provide a more secure feel and pleasing appearance.
    Type: Grant
    Filed: December 4, 1985
    Date of Patent: June 23, 1987
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 4627184
    Abstract: An ejector for automatic pistols having a reciprocating breech block, or slide, the ejector capable of being manually moved from an operating cartridge ejecting position to a disassembly position where it lowers a frame-mounted firing pin block and permits the slide to be disassembled by sliding forwardly. A slide latch arrangement permits the slide latch pivot axle to be held in a partially withdrawn mode during disassembly. When the pistol's magazine is in place, it holds the ejector in the operating position.
    Type: Grant
    Filed: October 16, 1984
    Date of Patent: December 9, 1986
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 4577430
    Abstract: A trigger mechanism for firearms having a slide, a trigger and a trigger bar in which the trigger includes a cam section which is mounted for rotary movement in a frame recess housing. A spring biasing arrangement urges the trigger cam against frame recess surfaces and urges its trigger bar against the slide.
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: March 25, 1986
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 4000575
    Abstract: Over-and-under firearms of the break-open type have an upper barrel and a lower barrel secured together and pivotally mounted on the frame of the firearm. A top lever is rotatably mounted on the frame for retaining the barrels at their closed position when the top lever is at its barrel locking position and for releasing the barrels for rotation to their open position when the top lever is rotated to its barrel unlocking position. Upper and lower firing pins and springs are mounted for longitudinal movement on the frame, and upper and lower hammers and springs pivotally mounted on the frame. The spring loaded hammers press the firing pins forwardly when the hammers are at their forward or fired position so that the forward ends of the firing pins extend into the rearward ends of the upper and lower barrels.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: January 4, 1977
    Assignee: Sturm, Ruger & Co. Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 3971150
    Abstract: A break-open type firearm having a frame, one or more barrels pivotally mounted on the frame, a barrel lock bolt for releasably locking the barrel at its closed position and a top lever for moving the barrel lock bolt from its barrel locking position to its barrel unlocking position is provided with novel means for retaining the top lever in the lever receiving opening of the frame. The top lever has a vertically elongated lock bolt operating crank that is rotatably received in the lever receiving opening of the frame, the operating crank having a spring strut receiving notch formed therein. The frame has a lever retaining shelf located in the lever receiving opening of the frame and a spring strut retaining shelf located below the lever receiving opening adjacent the upper end of the strut receiving notch of the operating crank.
    Type: Grant
    Filed: April 22, 1975
    Date of Patent: July 27, 1976
    Assignee: Sturm, Ruger & Co. Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: 3942279
    Abstract: A double barrel firearm having two parallel barrels spaced apart by a front spacer secured to the barrels at the forward ends thereof and by a rear spacer secured to the barrels toward the rearward ends thereof is provided with a removable filler strip assembly for filling the space between the barrels. The removable filler strip assembly comprises a pair of filler strips which extend along opposite sides of the barrels in the space between the barrels from the forward end of the rear spacer to the rearward end of the front spacer. Filler strip engaging means at the forward ends of the filler strips releasably connect said forward ends to the front spacer, and filler strip retainer means releasably secured to the rear spacer releasably connect the rearward ends of the filler strips to the rear spacer.
    Type: Grant
    Filed: October 29, 1974
    Date of Patent: March 9, 1976
    Assignee: Sturm, Ruger & Co. Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D292112
    Type: Grant
    Filed: June 25, 1984
    Date of Patent: September 29, 1987
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D293357
    Type: Grant
    Filed: December 19, 1984
    Date of Patent: December 22, 1987
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D296349
    Type: Grant
    Filed: December 19, 1984
    Date of Patent: June 21, 1988
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D297344
    Type: Grant
    Filed: November 15, 1985
    Date of Patent: August 23, 1988
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D297855
    Type: Grant
    Filed: January 10, 1986
    Date of Patent: September 27, 1988
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D300057
    Type: Grant
    Filed: March 28, 1985
    Date of Patent: February 28, 1989
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D301911
    Type: Grant
    Filed: March 2, 1987
    Date of Patent: June 27, 1989
    Inventors: William B. Ruger, Lawrence L. Larson
  • Patent number: D304223
    Type: Grant
    Filed: January 10, 1986
    Date of Patent: October 24, 1989
    Assignee: Sturm, Ruger & Company, Inc.
    Inventors: William B. Ruger, Lawrence L. Larson