Patents by Inventor Zhiqun Brenda Zhang

Zhiqun Brenda Zhang 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).

  • Patent number: 6107902
    Abstract: A circuit breaker including a housing having a window, a line terminal and a load terminal, and a circuit trip assembly. The circuit trip assembly includes a rotatable cradle, a moveable armature latch and a pivotable trip support including a trip indicator. Upon the occurrence of a tripping condition in the circuit breaker, the trip indicator moves from a first position where it is not visible through the window to a second position where it is visible through the window.
    Type: Grant
    Filed: November 19, 1998
    Date of Patent: August 22, 2000
    Assignee: General Electric Company
    Inventors: Zhiqun Brenda Zhang, Anupam Gyaneshwardayal Tiwari, Kevin J. Fuhr, Roger N. Castonguay, Javier I. Larranaga, Raymond K. Seymour
  • Patent number: 6104266
    Abstract: A visible trip indication arrangement for a circuit breaker. The visible trip indication arrangement comprises a viewing window forming a part of the breaker housing, the viewing window including indicia thereon that is readily or enhancedly visible when the circuit breaker has been tripped and essentially not visible when the circuit breaker is operating by way of a trip indicator that moves under and aligns with the viewing window when the circuit breaker is in the tripped condition. The trip indicator having a brightly colored surface, causes the indicia on the viewing window to be readily visible by way of the reflected light off a surface thereof.
    Type: Grant
    Filed: June 2, 1999
    Date of Patent: August 15, 2000
    Assignee: General Electric Company
    Inventors: Douglas B. Tilghman, Zhiqun Brenda Zhang, Frederic W. Glabau, Raymond K. Seymour, Kevin J. Fuhr, Joseph Criniti