Patents by Inventor Philippe Strickler

Philippe Strickler 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).

  • Obturator ring for butterfly valve
    Patent number: 4899984
    Abstract: Disclosed is an obturator ring for valves of the butterfly valve type which has, mounted in a groove made on the periphery of the flap, a split ring-shaped seal working with a first elastic member applying the seal against the valve body and a second elastic member applying the seal against the groove, the elastic members being made of a refractory material.
    Type: Grant
    Filed: September 30, 1988
    Date of Patent: February 13, 1990
    Assignee: ABG Semca
    Inventors: Philippe Strickler, Jean-Michel Renaux