US PATENT SUBCLASS 246 / 259
.~.~ Car-controlled switches

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

257  DF  FLUID-MOTOR ACTUATION {3}
258  DF  .~ Electric control {1}
259.~.~ Car-controlled switches

DEFINITION

Classification: 246/259

(under subclass 258) Subject matter having valves electrically controlled by a moving car or train.

SEE OR SEARCH THIS CLASS, SUBCLASS:

238, 244, 258, 263, and 325, for details of electric latch and clutch release.

246, and the subclasses mentioned in the search notes appended thereto, for various types of circuit-controllers.

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