US PATENT SUBCLASS 180 / 439
.~.~ Movable working member is a moving cylinder

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

400  DF  STEERING GEAR {8}
417  DF  .~ With fluid power assist {16}
439.~.~ Movable working member is a moving cylinder

DEFINITION

Classification: 180/439

Movable working member is a moving cylinder:

(under subclass 417) Subject matter in which the motive means includes a force or work producing member comprising a movable housing or outer member thereof which surrounds a fixed member of substantially like dimension.