US PATENT SUBCLASS 191 / 63.3
.~.~.~.~ Universal mount


Current as of: June, 1999
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191 /   HD   ELECTRICITY: TRANSMISSION TO VEHICLES

45 R  DF  COLLECTORS {8}
50  DF  .~ Trolley {10}
59  DF  .~.~ Heads {9}
63  DF  .~.~.~ Wheels {5}
63.3.~.~.~.~ Universal mount


DEFINITION

Classification: 191/63.3

(under subclass 63) The trolley-wheel is mounted in the harp or on a pin, so as to permit free universal movement of the wheel.