US PATENT SUBCLASS 246 / 327
.~.~.~ Alternate throw

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}
322  DF  .~.~ Track mechanism {13}
327.~.~.~ Alternate throw {1}
328  DF  .~.~.~.~> Tappet wheel

DEFINITION

Classification: 246/327

(under subclass 322) Subject matter including a switch actuated by a single-track device, the successive operation of which in the same manner alternately sets the switch for siding or main line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

230, 236, 328, 342, 347, 350, and 354, for alternate-throw

mechanism and similar devices.