US PATENT SUBCLASS 200 / 50.24
.~.~ With racking mechanism

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

50.01  DF  INTERLOCKING {4}
50.21  DF  .~ Drawout-type switchgear {5}
50.24.~.~ With racking mechanism {1}
50.25  DF  .~.~.~> Racking screw

DEFINITION

Classification: 200/50.24

With racking mechanism:

(under subclass 50.21) Subject matter including a force amplifying or levering mechanism for locking the breaker in each of its plurality of positions automatically without need for guesswork by the operator as to how far the circuit breaker must be moved to place it in the desired position.