US PATENT SUBCLASS 451 / 507
.~.~ Actuated by compression of support

Current as of: June, 1999
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451 /   HD   ABRADING

490  DF  TOOL SUPPORT FOR FLEXIBLE-MEMBER TOOL {13}
504  DF  .~ Including expansible external surface {3}
507.~.~ Actuated by compression of support

DEFINITION

Classification: 451/507

Actuated by compression of support:

(under subclass 504) Tool support wherein expansion of the external surface is caused by compaction of the dimension of the support that is parallel to that surface.