Patents by Inventor Richard J. Pentz

Richard J. Pentz 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).

  • Compact DC/AC circuit breaker with common arc extinguishing capability
    Patent number: 4962406
    Abstract: A circuit breaker combines DC and AC arc extinguishing capabilities by associating a magnet applied permanently upon the outside wall of the insulating housing of the breaker and a U-shaped member of ferromagnetic material lodged and held inside the housing, both being in line with the centrally disposed arc chamber and the fixed and stationary contacts thereof.
    Type: Grant
    Filed: December 26, 1989
    Date of Patent: October 9, 1990
    Assignee: Westinghouse Electric Corp.
    Inventors: Roger E. Walker, Richard J. Pentz