US PATENT SUBCLASS 191 / 22 R
CONDUCTORS

Current as of: June, 1999
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191 /   HD   ELECTRICITY: TRANSMISSION TO VEHICLES

22 RCONDUCTORS {5}
23 R  DF  .~> Conduit {6}
29 R  DF  .~> Third rail {3}
33 R  DF  .~> Trolley {9}
22 C  DF  .~> At or below ground surface
22 DM  DF  .~> Rail, made of multiple materials

Unofficial Alpha Subclasses: R C DM

DEFINITION

Classification: 191/22

(under the class definition) Electrical conductors arranged adjacent the vehicle or object path and presenting a substantially continuous exposed surface for contact with a collector carried by the vehicle or object. The electrical energy may be transmitted in either direction.

SEE OR SEARCH CLASS

246, Railway Switches and Signals,

9, 65, 67, and 69, and indented subclasses.