US PATENT SUBCLASS 451 / 21
.~.~ Tool wear compensation

Current as of: June, 1999
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451 /   HD   ABRADING

1  DF  PRECISION DEVICE OR PROCESS - OR WITH CONDITION RESPONSIVE CONTROL {7}
11  DF  .~ With feeding of tool or work holder {6}
21.~.~ Tool wear compensation {1}
22  DF  .~.~.~> Sizing gauge controlled

DEFINITION

Classification: 451/21

Tool wear compensation:

(under subclass 11) Subject matter comprising means to make allowance for the deterioration or impairment of the tool caused by wear.