US PATENT SUBCLASS 246 / 314
.~ Switches, automatic

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

270 R  DF  VEHICLE-ENERGY ACTUATION {11}
314.~ Switches, automatic {6}
315  DF  .~.~> Resetting, vehicle restrained
316  DF  .~.~> Wheel resetting
317  DF  .~.~> Facing setting
318  DF  .~.~> Trailing setting
319  DF  .~.~> Trailing fly-back {1}
322  DF  .~.~> Track mechanism {13}

DEFINITION

Classification: 246/314

(under subclass 270) Subject matter having track switches which are automatically set or reset by the energy of the moving vehicle, acting directly on the switch through the vehicle-wheels or some fixed member in advance of the wheels or through a separate track instrument connected to the switch by motion-transmitting mechanism.

SEE OR SEARCH THIS CLASS, SUBCLASS:

264, and 359+, for means under the control of an occupant of

the vehicle, adapted to be placed in position to act directly on the switch, so as to move it either by manual power or by the energy of the moving vehicle.

278, 284 and 290, and various indented subclasses, for mechanism of the type stated used in connection with means for manual actuation.

415+, and all subclasses mentioned in the search notes appended thereto, for switch structure.