Patents by Inventor Patrick Simar

Patrick Simar 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: 5356112
    Abstract: The present invention relates to an electrically controlled leakproof valve having a fluid feed channel and at least one channel for delivering said fluid, rotary displacement of a distributor plug in said valve being under the control of an actuator. The actuator comprises an axially pierced rotor through which the fluid from the feed channel flows without headloss, the actuator being connected to the valve body in leakproof manner without using dynamic sealing devices. The present leakproof valve is particularly suitable for use in corrosive environments, and in particular under cryogenic conditions.
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: October 18, 1994
    Assignee: Societe Europeenne de Propulsion
    Inventors: Patrick Simar, Francis Meyer, Jean-Luc Pattyn