US PATENT SUBCLASS 475 / 308
.~.~ And lock-up clutch

Current as of: June, 1999
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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}
306  DF  .~ Brake for planetary transmission having axis of planet pinion at angle to axis of mating gear (e.g., bevel gears) {2}
308.~.~ And lock-up clutch {1}
309  DF  .~.~.~> Friction clutch {1}

DEFINITION

Classification: 475/308

And lock-up clutch:

(under subclass 306) Subject matter wherein of another said speed ratios is a unitary drive* which is provided by engaging a clutch*.