Patents by Inventor Wallace C. Kemp

Wallace C. Kemp 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).

  • Heat sensitive abnormal condition detecting and indicating device and method
    Patent number: 4080567
    Abstract: A heat sensitive abnormal current condition detecting and indicating device associated with a watthour meter indicates that a possibly damaging surge has been experienced by the meter. The abnormal condition detecting and indicating device includes indicator means retained in normal position by a heat sensitive material, such as solder, with the indicator means being biased to move from the normal position to an abnormal condition position should the conductor being monitored experience a heat rise sufficient to soften the heat sensitive material and release the indicator means.
    Type: Grant
    Filed: June 9, 1975
    Date of Patent: March 21, 1978
    Assignee: Duncan Electric Company, Inc.
    Inventors: Wallace C. Kemp, John M. Carr