US PATENT SUBCLASS 200 / 238
.~ Contact

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

237  DF  ELECTRIC SWITCH DETAILS {5}
238.~ Contact {17}
239  DF  .~.~> Abutting type {8}
252  DF  .~.~> Sliding type {7}
262  DF  .~.~> Material {8}
271  DF  .~.~> Blade or pole-plate {2}
275  DF  .~.~> Particular shape or structure of the contact {4}
280  DF  .~.~> Interchangeable and reversible
281  DF  .~.~> Replaceable or renewable
282  DF  .~.~> Spring clip
283  DF  .~.~> Leaf spring support
284  DF  .~.~> Integral contact and terminal structure
285  DF  .~.~> Lubricated
286  DF  .~.~> Adjustment means {1}
288  DF  .~.~> Buffer, rebound preventing
289  DF  .~.~> Cooler
290  DF  .~.~> Spring biasing means
291  DF  .~.~> Detent
292  DF  .~.~> Printed circuit

DEFINITION

Classification: 200/238

(under subclass 237) A contact or contacts, wherein significant details are claimed which relate solely to some distinct characteristics concerning the contact.

(1) Note. An electrical contact is defined as being one of at least two elements that constitutes the electrical connection point of a circuit maker and breaker, the elements being relatively movable to open and close a circuit.