Patents by Inventor Jean Bancalari

Jean Bancalari 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).

  • Multipole electric circuit breaker with improved current limiting device
    Patent number: 4417223
    Abstract: Current limiting circuit breaker having a plurality of movable parallel contact arms vigorously moved in the open circuit position by electrodynamic repulsive forces at the appearance of a short-circuit current. The opening movement of one of said contact arms is limited by an abutment and the movement of the other contact arms is limited by a lost motion mechanical linkage connecting together said contact arms so as to delay the reclosure and to prevent a reclosing before tripping of the circuit breaker.
    Type: Grant
    Filed: February 5, 1982
    Date of Patent: November 22, 1983
    Assignee: Merlin Gerin
    Inventor: Jean Bancalari