Patents by Inventor Michael R. Whaley

Michael R. Whaley 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).

  • Piston diaphragm with integral seal
    Patent number: 6672561
    Abstract: A radial diaphragm valve includes a diaphragm having an elongated stem that is threadably or otherwise installed on an actuator piston. The elongated stem is slideably received in a bore formed in the actuator housing, and includes a circumferential recess that receives a seal. The seal provides a backup seal function separating the process fluid from the interior region of the actuator.
    Type: Grant
    Filed: August 21, 2002
    Date of Patent: January 6, 2004
    Assignee: Swagelok Company
    Inventors: David Kerg, Michael R. Whaley
  • Piston diaphragm with integral seal
    Publication number: 20030183789
    Abstract: A radial diaphragm valve includes a diaphragm having an elongated stem that is threadably or otherwise installed on an actuator piston. The elongated stem is slideably received in a bore formed in the actuator housing, and includes a circumferential recess that receives a seal. The seal provides a backup seal function separating the process fluid from the interior region of the actuator.
    Type: Application
    Filed: August 21, 2002
    Publication date: October 2, 2003
    Inventors: David Kerg, Michael R. Whaley