US PATENT SUBCLASS 191 / 81
.~.~.~.~.~ Longitudinal swing

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

45 R  DF  COLLECTORS {8}
50  DF  .~ Trolley {10}
72  DF  .~.~ Guards and finders {3}
77  DF  .~.~.~ Normally operative {2}
79  DF  .~.~.~.~ Rope-retracted {2}
81.~.~.~.~.~ Longitudinal swing

DEFINITION

Classification: 191/81

(under subclass 79) Guards and finders of the normally operative rope retracted type wherein the guard or finder elements swing in planes substantially parallel to the conductor.