Patents by Inventor R. Steven Rivenbark

R. Steven Rivenbark 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).

  • Diverter valve
    Patent number: 5295510
    Abstract: An improved slide plate diverter valve having a manifold block and a backing plate with a linearly reciprocable slide plate sandwiched and clamped therebetween is provided with side rails between the manifold block and backing plate along opposite lengthwise sides of the slide plate secured by dowel pins to each thereof to rigidify the manifold block and backing plate against relative movement, eliminating any tendency of the backing plate to move relative to the manifold block in response to sliding actuation of the slide plate.
    Type: Grant
    Filed: August 21, 1992
    Date of Patent: March 22, 1994
    Assignee: LCI Corporation
    Inventors: Michael G. Bolling, Robert S. French, R. Steven Rivenbark