Patents by Inventor Robert Harrison, Jr.

Robert Harrison, Jr. 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: 11202999
    Abstract: A stirring system for a bucket having a sidewall configured to form an inner cavity for containing liquid therein. The system a lid having a center hole extending through the thickness of the lid; a shaft extending from a first end to a second end, the shaft is configured to extend through the center hold of the lid and into the inner cavity; a quick-release device secured to the first end of the shaft; an upper perforated stirring paddle rigidly attached to and extending from the shaft; a middle perforated stirring paddle rigidly attached to and extending form the shaft, the middle perforated stirring paddle is configured to extend in a first plane parallel to the upper perforated stirring paddle; and a lower perforated stirring paddle secured to the second end of the shaft and extending along a second plane, the lower perforated stirring paddle having a first length equal to a second length of the upper perforated stirring paddle plus a third length of the middle perforated stirring paddle.
    Type: Grant
    Filed: August 11, 2018
    Date of Patent: December 21, 2021
    Inventor: Robert Harrison, Jr.
  • Patent number: 5906325
    Abstract: A winch 100 is provided for taking up or paying out cable 13 without damaging protrusions 14 spaced along the cable from potentially high compressive forces applied to the cable when it is wound over drum members 16, 18, 20 of each of a pair of drum mechanisms 30A and 30B. The winch is operated so that the cable is pulled over the drum members and wound about the two drum mechanisms as a unit, such that successive cable protrusions are always maintained in successive cable path spaces between the drums of each drum mechanism.
    Type: Grant
    Filed: October 16, 1997
    Date of Patent: May 25, 1999
    Assignee: Northrop Grumman Corporation
    Inventor: Earnest Roberts Harrison, Jr.