Patents by Inventor Jesse L. Culpepper

Jesse L. Culpepper 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).

  • Control valve
    Patent number: 4137933
    Abstract: A fluid flow control device which incorporates a ring or annulus of resilient material which may be deformed to effect a variable closure with a centrally disposed member, thereby controlling fluid flow through the device. The device is also capable of effecting a "fail-safe" metal-to-metal seal should the resilient element be damaged or a metal-to-metal seal be desired for shutting off flow through the device.
    Type: Grant
    Filed: February 14, 1977
    Date of Patent: February 6, 1979
    Assignee: TRW Inc.
    Inventor: Jesse L. Culpepper