US PATENT SUBCLASS 104 / 204
.~.~.~ Automatic grip control

Current as of: June, 1999
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104 /   HD   RAILWAYS

165  DF  TRACTION {8}
173.1  DF  .~ Cable {22}
202  DF  .~.~ Grippers {19}
204.~.~.~ Automatic grip control {7}
205  DF  .~.~.~.~> Trip lever {1}
207  DF  .~.~.~.~> Releasable pawl
208  DF  .~.~.~.~> Weight-operated jaw
209  DF  .~.~.~.~> Spring-pressed jaw
210  DF  .~.~.~.~> Screw operated
211  DF  .~.~.~.~> Cam operated
212  DF  .~.~.~.~> Wedge operated

DEFINITION

Classification: 104/204

(under subclass 202) Devices located along the trackway for causing an application of car-carried cable-gripping jaws to the traction cable or the release of said jaws from said cable.