Patents by Inventor Robert L. Houp

Robert L. Houp 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).

  • Overhead door cable safety device
    Patent number: 4213019
    Abstract: An overhead door cable safety device for suspending adjacent a cable drum on an overhead door assembly and monitoring the condition and location of the cable on the drum. The cable when becoming loose on the cable drum or frayed contacting the cable safety device, which in turn closes an electrical switch for signalling the operator of the overhead door that the cable on the cable drum is in need of repair.
    Type: Grant
    Filed: June 26, 1978
    Date of Patent: July 15, 1980
    Assignee: J. R. Weaver, Inc.
    Inventor: Robert L. Houp