US PATENT SUBCLASS 451 / 334
.~ Reciprocating

Current as of: June, 1999
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451 /   HD   ABRADING

331  DF  WORK FEEDER {5}
334.~ Reciprocating {1}
335  DF  .~.~> With hopper or magazine

DEFINITION

Classification: 451/334

Reciprocating:

(under subclass 331) Work feeder in which the work conveying means moves the work to effect grinding and cyclically returns with the work generally along the path of the grinding stroke to the starting point.