US PATENT SUBCLASS 246 / 264
POINT THROWERS


Current as of: June, 1999
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246 /   HD   RAILWAY SWITCHES AND SIGNALS

264POINT THROWERS {4}
265  DF  .~> Magnetic
266  DF  .~> Modifier switch {1}
268  DF  .~> Wedging wheel
269  DF  .~> Sliding shoe


DEFINITION

Classification: 246/264

(under the class definition) Devices attached to and operated from the car, and sometimes utilizing its energy of motion, for throwing the unmodified or but slightly-modified points of ordinary tongue or point switches by direct contact therewith.

SEE OR SEARCH THIS CLASS, SUBCLASS:

359+, for devices which actuate track mechanism by utilizing the energy of the moving vehicle.