US PATENT SUBCLASS 227 / 108
.~ With work-penetrating clenching tools

Current as of: June, 1999
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227 /   HD   ELONGATED-MEMBER-DRIVING APPARATUS

107  DF  WITH MEANS TO MOVE OR GUIDE MEMBER INTO DRIVING POSITION {11}
108.~ With work-penetrating clenching tools

DEFINITION

Classification: 227/108

(under subclass 107) Device provided with an element(s) which enters the work and engages a portion of a driven member to bend that portion into interlocking engagement with the work.