US PATENT SUBCLASS 246 / 203 R
.~.~ Pivoted

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  DF  .~ Track trips {6}
203 R.~.~ Pivoted {5}
203 A  DF  .~.~.~> Single vertical pivot on which track trip turns
203 B  DF  .~.~.~> Single vertical pivot; strike rod transverse of track
203 C  DF  .~.~.~> Single horizontal pivot on which track trip turns
203 D  DF  .~.~.~> Single horizontal pivot; strike rod transverse of track
203 E  DF  .~.~.~> Horizontal pivot, vertical rod, strike rod perpendicular

Unofficial Alpha Subclasses: R A B C D E

DEFINITION

Classification: 246/203

(under subclass 201) Track-trips composed of a single pivoted member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

339, 341+, 344+, and 351+, for automatic switch actuation by means of pivoted members.