Patents by Inventor Jerry L. Crone

Jerry L. Crone 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).

  • Valve with body and stem of plastic material
    Patent number: 4275868
    Abstract: A plastic valve assembly includes a body member and a controller member each having alignable transverse flow passageways and constantly aligned longitudinal flow passageways. The controller member is positioned in the body member for rotatably aligning the transverse passageways. Axially spaced about the exterior of the transverse body passageway are a pair of lands and axially spaced about the transverse controller passageway are a pair of resilient seals. A recess completely surrounds the exterior of the transverse controller passageway with a resilient wiper seal seated in the recess. The controller member is so positioned in the body member that the resilient seals constantly and sealingly engage the lands and the wiper seal constantly and sealingly engages the interior wall of the body member surrounding the transverse controller flow passageway.
    Type: Grant
    Filed: November 29, 1978
    Date of Patent: June 30, 1981
    Assignee: Unarco Industries, Inc.
    Inventor: Jerry L. Crone
  • Mounting block
    Patent number: D287931
    Type: Grant
    Filed: January 30, 1985
    Date of Patent: January 27, 1987
    Assignee: Hill-Rom Company, Inc.
    Inventor: Jerry L. Crone