US PATENT SUBCLASS 104 / 242
DERAILMENT GUARDS


Current as of: June, 1999
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104 /   HD   RAILWAYS

242DERAILMENT GUARDS {5}
243  DF  .~> Supplemental car wheels and rails
244  DF  .~> Inclined wheels
244.1  DF  .~> Furrow feelers
245  DF  .~> Guide rollers {2}
248  DF  .~> Rail-interlocking lugs


DEFINITION

Classification: 104/242

(under the class definition) Apparatus for preventing cars from becoming derailed and for safeguarding them after derailment.

(1) Note. Subject matter under this definition includes track-like guides for steering a nontrack supported vehicle without the intervention of a power actuated means.

SEE OR SEARCH CLASS

180, Motor Vehicles,

401, for a motor vehicle provided with steering gear which includes a land-based steering datum and means on the vehicle for sensing the datum, which means cooperates with a steering motor on the vehicle for the purpose of controlling the course of the vehicle.