Patents by Inventor Robert Parrott

Robert Parrott 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).

  • Single press ring groove for a cartridge pin assembly
    Patent number: 11958551
    Abstract: A swage tool includes a plurality of swage projections that each defines an angular circumferential extent, and the sum of each of these angular circumferential extents is at least 290 degrees.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: April 16, 2024
    Assignee: Caterpillar Inc.
    Inventors: Benjamin Isaac Jones, Stan Robert Parrott, Allen J. Weeks, George H. Meiner, IV, Scott A. Hudson
  • SINGLE PRESS RING GROOVE FOR A CARTRIDGE PIN ASSEMBLY
    Publication number: 20220119051
    Abstract: A swage tool includes a plurality of swage projections that each defines an angular circumferential extent, and the sum of each of these angular circumferential extents is at least 290 degrees.
    Type: Application
    Filed: October 16, 2020
    Publication date: April 21, 2022
    Applicant: Caterpillar Inc.
    Inventors: Benjamin Isaac Jones, Stan Robert Parrott, Allen J. Weeks, George H. Meiner, IV, Scott A. Hudson
  • Master track link with unitary rail
    Patent number: 10723396
    Abstract: A pair of master track links includes one master track link that has a rail portion that defines a length that is greater than 80% of the length of the body of the master track link.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: July 28, 2020
    Assignee: Caterpillar Inc.
    Inventors: Stan Robert Parrott, Paul Prest, Arthur James Bland
  • Master Track Link with Unitary Rail
    Publication number: 20190185079
    Abstract: A pair of master track links includes one master track link that has a rail portion that defines a length that is greater than 80% of the length of the body of the master track link.
    Type: Application
    Filed: December 19, 2017
    Publication date: June 20, 2019
    Applicant: Caterpillar Inc.
    Inventors: Stan Robert Parrott, Paul Prest, Arthur James Bland
  • MASTER TRACK LINK TOOTH PROFILE MACHINING
    Publication number: 20180148111
    Abstract: A method for manufacturing a master track link comprises machining a rough tooth profile using a milling process, and machining a finished tooth profile using a milling process.
    Type: Application
    Filed: November 29, 2016
    Publication date: May 31, 2018
    Applicant: Caterpillar Inc.
    Inventors: Stan Robert Parrott, Rohit Arun Bhapkar, Shihua Wan, Yaodong Zhou, BINGFENG ZHANG, Fuqi Liu
  • Shaped Charge Loading Tube for Perforating Gun
    Publication number: 20050211467
    Abstract: The loading tube comprises cups forming cup cavities for enclosing an explosive charge within each of the cups. The loading tube has ridges and valleys providing longitudinal and lateral strength to the loading tube. The loading tube is constructed of a formed material such as paper pulp, high-density polystyrene, plastic or sheet metal.
    Type: Application
    Filed: March 24, 2004
    Publication date: September 29, 2005
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Wanchai Ratanasirigulchia, Wenbo Yang, Cynthia Hickson, Robert Parrott
  • System for Connecting Downhole Tools
    Publication number: 20050155770
    Abstract: A hands-free connection system is provided for coupling downhole tools for use in well operations. The connection system includes two downhole tools connectable together in threaded engagement. The connection system further includes a compressible locking sleeve positioned between the coupled downhole tools for maintaining the tools in threaded engagement and in a predetermined alignment for deployment downhole.
    Type: Application
    Filed: March 24, 2004
    Publication date: July 21, 2005
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventor: Robert Parrott