US PATENT SUBCLASS 246 / 201
.~ Track trips

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

167 R  DF  CAB SIGNAL OR TRAIN CONTROL {20}
201.~ Track trips {6}
202  DF  .~.~> Electric or magnetic
203 R  DF  .~.~> Pivoted {5}
204  DF  .~.~> Vertical motion
205  DF  .~.~> Lateral motion
206  DF  .~.~> Fixed
207  DF  .~.~> Portable

DEFINITION

Classification: 246/201

(under subclass 167) Devices placed upon the track and which cooperate with mechanism upon the train in actuating signals thereupon or stopping it or controlling its speed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

76, 297 and 322, and appropriate indented subclasses, for other track devices within the class definition.

167, and all subclasses mentioned in the search notes appended thereto, for cab and control features.