US PATENT SUBCLASS 191 / 83
.~.~.~.~ Automatic

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


191 /   HD   ELECTRICITY: TRANSMISSION TO VEHICLES

45 R  DF  COLLECTORS {8}
50  DF  .~ Trolley {10}
72  DF  .~.~ Guards and finders {3}
82  DF  .~.~.~ Normally inoperative {2}
83.~.~.~.~ Automatic

DEFINITION

Classification: 191/83

(under subclass 82) Trolley guards and finders of the normally inoperative type which are automatically moved into the guarding or fishing position when the trolley leaves the conductor. Includes guards that are operated by undue pressure upon the trolley contact.