US PATENT SUBCLASS 218 / 98
.~.~.~.~ With raising and lowering means

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}
97  DF  .~.~.~ Housing or tank structure {2}
98.~.~.~.~ With raising and lowering means

DEFINITION

Classification: 218/98

With raising and lowering means:

(under subclass 97) Subject matter wherein the circuit breaker includes a lifter mechanism to lift up and down any given number of tanks.