Patents by Inventor Murray A. Smith

Murray A. Smith 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: 10041231
    Abstract: A tooth adapter defining top and bottom walls and side walls, an adapter recess in one side, a retention means in the adapter recess, a bolt with a fastening inserted in the recess, a collar formed on the bolt of predetermined diameter, a tooth having side walls and defining a hollow chamber fitting over the adaptor, a through tooth bolt opening formed in a tooth side wall of predetermined diameter, the tooth bolt opening being located to register with the adaptor recess, when the tooth is positioned on the adapter. In one version the diameter of the collar is slightly greater than the diameter of the tooth bolt opening, to create a locking effect.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: August 7, 2018
    Inventors: Garrett D. Knight, Murray A. Smith
  • Publication number: 20170314235
    Abstract: With a view to providing such an apparatus, the invention comprises a tooth adapter defining top and bottom walls and side walls, an adapter recess in one side, a retention means in the adapter recess, a bolt with a fastening inserted in the recess, a collar formed on the bolt of predetermined diameter, a tooth having side walls and defining a hollow chamber fitting over said adapter, a through tooth bolt opening formed in a tooth side wall of predetermined diameter, said tooth bolt opening being located to register with said adapter recess, when the tooth is positioned on the adapter. In one version the diameter of the collar is slightly greater than the diameter of the tooth bolt opening, to create a locking effect.
    Type: Application
    Filed: April 27, 2017
    Publication date: November 2, 2017
    Inventors: Garrett D. Knight, Murray A. Smith
  • Patent number: 9297149
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: March 29, 2016
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Publication number: 20150167278
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 18, 2015
    Applicant: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Patent number: 8967287
    Abstract: A ripper tip includes a front end, a rear end, and a mounting cavity extending into the rear end. The ripper tip further includes an upper surface extending between the front end and the rear end, wherein a portion of the upper surface at the rear end of the ripper tip includes an upwardly projecting ridge having ridge sides and a ridge top that extend rearwardly on the ripper tip.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: March 3, 2015
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Patent number: 8959807
    Abstract: An edge protector for mounting to a lip of a ground engaging tool and shielding an edge of the lip is disclosed. The edge protector may include a tip configured to extend forward from the edge of the lip of the ground engaging tool. The edge protector may also include a first mounting leg extending rearward from the tip. Additionally, the edge protector may include a second mounting leg extending rearward from the tip and spaced from the first mounting leg by a recess configured to receive the lip of the ground engaging tool between the first mounting leg and the second mounting leg. The first mounting leg may include a lock cavity configured to house a lock in such a manner that the lock is sandwiched between the first mounting leg and the lip of the ground engaging tool.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: February 24, 2015
    Assignee: Caterpillar Inc.
    Inventors: James Robert LaHood, Murray A. Smith, Craig Harder
  • Patent number: 8887826
    Abstract: A ripper shank protector including a first side, a second side, and a center face extending between the first side and the second side. The shank protector further includes a first protector mount in the first side, and a second protector mount in the first side, the second protector mount including an open-ended slot that allows sliding the slot onto a mounting projection extending from a ripper shank.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: November 18, 2014
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Patent number: 8770311
    Abstract: A ripper shank assembly including a ripper shank and a ripper tip mounted to a front end of the ripper shank. The ripper tip includes an upper surface with a first ridge extending upward from the upper surface. The ripper shank assembly further includes a ripper shank protector mounted to a front edge of the ripper shank rearward of the ripper tip, the ripper shank protector including a second ridge on a center face of the ripper shank protector, wherein a portion of the second ridge adjacent a front end of the ripper shank protector has a height greater than a height of the first ridge.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: July 8, 2014
    Assignee: Caterpillar Inc.
    Inventors: Emily J. Rivera, Clifford O. Jeske, Murray A. Smith, Craig Harder
  • Patent number: 8701586
    Abstract: A magnetic wear saving device including a resilient member and a magnetic member for protecting a wear surface on a material handling device. The magnetic wear saving device further including a release means provided within a bore formed through and along the central axes of the resilient member and the magnetic member for removing the magnetic wear saving device from the wear surface of the material handling device. There may be a single shear plate with several recesses for the magnetic wear saving devices, or the wear surface of the equipment itself may be integrally formed with recesses for the magnetic wear saving devices.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: April 22, 2014
    Assignee: Raptor Mining Products Inc.
    Inventors: Craig E. Harder, Murray A Smith
  • Patent number: 8127475
    Abstract: A ground engaging tool system comprises a ground engaging tool such as a tip, an adapter mounted to or part of a work tool, and a rotating lock member. The ground engaging tool is attached to the adapter, and a post portion of the adapter slides into a slot provided on the lock. The lock is rotated so that the entrance to the slot is blocked and the post cannot slide out of the slot. The lock in this position is in a locking position, and the retention of the post in the slot of the lock retains the ground engaging tool to the adapter.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: March 6, 2012
    Assignee: Caterpillar Inc.
    Inventors: Craig E. Harder, Murray A. Smith
  • Patent number: 8122622
    Abstract: A ground engaging tool system comprises a ground engaging tool such as a tip, an adapter mounted to or part of a work tool, and a rotating lock member. The ground engaging tool is attached to the adapter, and a post portion of the adapter slides into a slot provided on the lock. The lock is rotated so that the entrance to the slot is blocked and the post cannot slide out of the slot. The lock in this position is in a locking position, and the retention of the post in the slot of the lock retains the ground engaging tool to the adapter.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: February 28, 2012
    Assignee: Caterpillar Inc.
    Inventors: Murray A Smith, Craig E. Harder
  • Publication number: 20110129638
    Abstract: A magnetic wear saving device including a resilient member and a magnetic member for protecting a wear surface on a material handling device. The resilient member consisting of an upper portion and a lower portion integrally formed together. The upper portion having a top exterior surface, and the lower portion having a bottom surface for contacting with a wear surface on a material handling device. The bottom surface of the lower portion being formed with a recess for receiving and coupling the magnetic member to the resilient member. The magnetic member having an outer magnetic surface for releaseably securing the magnetic member and the resilient member to the wear surface of the material handling device. The magnetic wear saving device further includes a shear plate having an outer edge and an inner circular edge.
    Type: Application
    Filed: February 7, 2011
    Publication date: June 2, 2011
    Inventors: Craig E. Harder, Murray A. Smith
  • Patent number: 7762015
    Abstract: A ground engaging tool system comprises a ground engaging tool such as a tip, an adapter mounted to or part of a work tool, and a rotating lock member. The ground engaging tool is attached to the adapter, and a post portion of the adapter slides into a slot provided on the lock. The lock is rotated so that the entrance to the slot is blocked and the post cannot slide out of the slot. The lock in this position is in a locking position, and the retention of the post in the slot of the lock retains the ground engaging tool to the adapter.
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: July 27, 2010
    Assignee: Caterpillar Inc
    Inventors: Murray A. Smith, Craig E. Harder
  • Patent number: 5046279
    Abstract: A carrying case for a fishing rod and reel comprises an elongate hollow tube that is closed at its first end and is adapted to receive a fishing rod therein from its open, second end. A reel receiving chamber is attached to the open, second end of the tube. The chamber has opposite sides, a closed top and a forward wall. An opening is provided in the forward wall of the chamber, with the opening being in alignment with the open end of the tube. The rearward end of the chamber is open such that a rod and an attached reel can be received through the open rearward end to position the rod in the tube and the reel in the chamber. A closure member fits against and closes the open rearward end of the chamber, with the closure member being pivotally connected to the sides of the chamber so that the closure member can be pivoted downwardly beneath the chamber to expose the open rearward end of the chamber.
    Type: Grant
    Filed: September 24, 1990
    Date of Patent: September 10, 1991
    Inventors: Murray A. Smith, Mark W. Lichfield