US PATENT SUBCLASS 475 / 321
.~.~.~ Friction clutch

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

Internet Version by PATENTEC © 1999      Terms of Use


475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

269  DF  WITH MEANS TO VARY DRIVE RATIO OR DISCONNECT DRIVE (E.G., BRAKE OR CLUTCH) {16}
317  DF  .~ Orbit braked {3}
320  DF  .~.~ And lock-up clutch {1}
321.~.~.~ Friction clutch {1}
322  DF  .~.~.~.~> Plate clutch

DEFINITION

Classification: 475/321

Friction clutch:

(under subclass 320) Subject matter wherein said clutch* is of a type in which pressure and resultant friction between faces of two relatively moveable parts causes the parts to have common movement.