Patents by Inventor Deville Robert

Deville Robert 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).

  • Varistor and resistor device for the interrupting chamber of circuit breaker
    Patent number: 5241294
    Abstract: A varistor and resistor device for incorporating in the interrupting chamber of a dielectric gas circuit breaker, the varistor and resistor components being connected in series and being housed in an insulating tube. The varistor components and the resistor components are firstly superposed with superposed components being separated from one another by insulating components, and are secondly juxtaposed with juxtaposed components being electrically interconnected by conductor components interposed between the ends of the superposed components and the insulating components.
    Type: Grant
    Filed: March 5, 1992
    Date of Patent: August 31, 1993
    Assignee: GEC Alsthom SA
    Inventors: Van Doan Pham, Deville Robert, Martin Joseph