Patents by Inventor Bruce C. Sdunek

Bruce C. Sdunek 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).

  • Circuit breaker
    Patent number: 4937548
    Abstract: A circuit breaker characterized by its ability to qualify for controlling high electrical capacity in a concise configuration employing two sets of contacts separated by a dielectric barrier having anti-arcing features to minimize arcing in a minimal size circuit breaker. Control of the contact movement is through a pivoted actuator and over-center linkage in conjunction with a bell crank lever operating a spring mounted contact moving through a short radius.
    Type: Grant
    Filed: October 25, 1989
    Date of Patent: June 26, 1990
    Assignee: Mechanical Products, Inc.
    Inventor: Bruce C. Sdunek
  • Circuit breaker
    Patent number: 4922219
    Abstract: A circuit breaker having two subassemblies, connected via snap-lock means, which mesh together to provide manual operation with "trip free" response to overloads and no latch load on the bimetallic element.
    Type: Grant
    Filed: July 17, 1989
    Date of Patent: May 1, 1990
    Assignee: Mechanical Products, Inc.
    Inventors: Kenneth C. Bakhaus, Bruce C. Sdunek
  • Snap-in bushing
    Patent number: 4687164
    Abstract: The disclosure relates to a bushing that can be interlocked with an electrical circuit protector without modification thereof to provide for snap-in mounting of the protector in a panel.
    Type: Grant
    Filed: December 1, 1983
    Date of Patent: August 18, 1987
    Assignee: Mechanical Products, Inc.
    Inventors: Kenneth C. Bakhaus, Bruce C. Sdunek
  • Manual operator for circuit breaker
    Patent number: D320596
    Type: Grant
    Filed: March 15, 1989
    Date of Patent: October 8, 1991
    Assignee: Mechanical Products, Inc.
    Inventor: Bruce C. Sdunek