Patents by Inventor WILLIAM THOMAS BURBANK, JR.

WILLIAM THOMAS BURBANK, 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).

  • Wedge guide
    Patent number: 10663068
    Abstract: A wedge guide has two wedge surfaces. The first angled surface engages a first seat retainer positioned on one side of a gate to lock the first seat retainer in a first pocket. The wedge guide has a second angled surface that engages a second seat retainer on the other side of the gate that locks the second seat retainer in a second pocket. The wedge guide does not affect the movement of the seats that move axially between the gate and the respective seat retainers. Two wedge guides are preferably utilized on opposite non-sealing sides of the gate so that the gate slides between them.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: May 26, 2020
    Inventors: Sudhir Shrivallabh Puranik, Anand Kalimuthu, William Thomas Burbank, Jr., Mansing Mohan Phase, Kauntey Suresh Angal
  • WEDGE GUIDE
    Publication number: 20190277409
    Abstract: A wedge guide has two wedge surfaces. The first angled surface engages a first seat retainer positioned on one side of a gate to lock the first seat retainer in a first pocket. The wedge guide has a second angled surface that engages a second seat retainer on the other side of the gate that locks the second seat retainer in a second pocket. The wedge guide does not affect the movement of the seats that move axially between the gate and the respective seat retainers. Two wedge guides are preferably utilized on opposite non-sealing sides of the gate so that the gate slides between them.
    Type: Application
    Filed: February 22, 2018
    Publication date: September 12, 2019
    Inventors: SUDHIR SHRIVALLABH PURANIK, ANAND KALIMUTHU, WILLIAM THOMAS BURBANK, JR., MANSING MOHAN PHASE, KAUNTEY SURESH ANGAL