US PATENT SUBCLASS 218 / 110
.~.~.~ Bridging contacts


Current as of: June, 1999
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218 /   HD   HIGH-VOLTAGE SWITCHES WITH ARC PREVENTING OR EXTINGUISHING DEVICES

1  DF  ARC PREVENTING OR EXTINGUISHING DEVICES {14}
89  DF  .~ Interposed non-conductor {3}
91  DF  .~.~ Liquid {14}
110.~.~.~ Bridging contacts


DEFINITION

Classification: 218/110

Bridging contacts:

(under subclass 91) Subject matter including a set of contacts in which the moving contact touches two stationary contacts substantially simultaneously during operation of the circuit breaker.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers,

16, and 243 for bridging contact features.

335, Electricity: Magnetically Operated Switches, Magnets, and Electromagnets, appropriate subclasses for feature of electrical switch contact.

337, Electricity: Electrothermally or Thermally Actuated Switches, appropriate subclasses for feature of electrical switch contact.