US PATENT SUBCLASS 246 / 317
.~.~ Facing setting

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

270 R  DF  VEHICLE-ENERGY ACTUATION {11}
314  DF  .~ Switches, automatic {6}
317.~.~ Facing setting

DEFINITION

Classification: 246/317

(under subclass 314) Subject matter including a switch which, if set for siding, is automatically reset for main line by a train approaching it facing, provided the resetting mechanism is not intentionally temporarily withdrawn from actuating position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

278, and appropriate indented subclasses for facing-setting

mechanism.

304, and 398, for vehicle-restrained mechanism.

397, for hand-restrained mechanism.