US PATENT SUBCLASS 192 / 52.2
.~.~ Surface area

Current as of: June, 1999
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192 /   HD   CLUTCHES AND POWER-STOP CONTROL

30 R  DF  CLUTCHES {15}
52.1  DF  .~ Progressive engagement {4}
52.2.~.~ Surface area {1}
52.3  DF  .~.~.~> Yielding

DEFINITION

Classification: 192/52.2

Surface area:

(under subclass 52.1) Subject matter wherein the amount of surface area of one clutch element in engagement with a second clutch element increases as the elements move toward full engagement.