Patents by Inventor Fuaad Ahmed Sayeed

Fuaad Ahmed Sayeed 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).

  • Variable system pressure based on implement position
    Patent number: 11661723
    Abstract: A hydraulic system for controlling an implement on a work machine may include a hydraulic reservoir, a hydraulic pump in fluid communication with the reservoir, a central valve in fluid communication with the pump and configured for controlling the implement, a pressure relief system arranged in fluid communication with the hydraulic pump and the central valve, and a controller. The controller may be configured for controlling the hydraulic pump, the central valve and the pressure relief system and selecting between operating the hydraulic system at a first pressure and a second pressure based on a factor relating to implement position.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: May 30, 2023
    Assignee: Caterpillar Underground Mining Pty. Ltd.
    Inventors: Riley A. Albers, David R. Evans, William N. O'Neill, Edward William Mate, Fuaad Ahmed Sayeed, Jason P. Wigg, James T. Ferrier, Jeffrey K. Berry