US PATENT SUBCLASS 116 / 37
.~.~ Speed controlled

Current as of: June, 1999
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116 /   HD   SIGNALS AND INDICATORS

28 R  DF  VEHICLE {12}
35 R  DF  .~ Motion and direction {11}
37.~.~ Speed controlled {1}
38  DF  .~.~.~> Governor actuated

DEFINITION

Classification: 116/37

(under subclass 35) Devices in which the signal is caused to operate, usually revolve, by connection with an axle or wheel of the vehicle. Generally a light flashes according to the speed of a rail-way-car.

SEE OR SEARCH THIS CLASS, SUBCLASS:

29, for vehicle station indicators.

56+, for vehicle energy actuated signals.

SEE OR SEARCH CLASS

246, Railway Switches and Signals, 182, for cab, signal, or train controls, speed control systems.