US PATENT SUBCLASS 246 / 155
.~.~.~ Rod-saving devices

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

131  DF  INTERLOCKING {8}
143  DF  .~ Manual actuation {3}
147  DF  .~.~ Mechanical locking {5}
155.~.~.~ Rod-saving devices {2}
156  DF  .~.~.~.~> Selectors {1}
158  DF  .~.~.~.~> Switch and lock movements

DEFINITION

Classification: 246/155

(under subclass 147) Subject matter having devices used in the mechanical actuation of switches and signals, whereby the functions of several connecting-rods are performed by a smaller number of rods.