US PATENT SUBCLASS 246 / 339
.~.~.~.~ Perpendicular swing

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}
336  DF  .~.~.~ Longitudinal motion {4}
339.~.~.~.~ Perpendicular swing {1}
340  DF  .~.~.~.~.~> Double

DEFINITION

Classification: 246/339

(under subclass 336) Subject matter in which the track device swings in a perpendicular plane parallel to the direction of the traffic.

SEE OR SEARCH THIS CLASS, SUBCLASS:

346, and 353, and appropriate subclasses indented thereunder, for swinging track mechanism.