US PATENT SUBCLASS 83 / 637
.~.~ With spaced guide pins (e.g., die set leader pins)

Current as of: June, 1999
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83 /   HD   CUTTING

523  DF  MEANS TO DRIVE OR TO GUIDE TOOL {35}
613  DF  .~ With simple rectilinear reciprocating motion only {13}
637.~.~ With spaced guide pins (e.g., die set leader pins)

DEFINITION

Classification: 83/637

(under subclass 613) Apparatus wherein two or more guide members are provided to align a punch and die.

SEE OR SEARCH CLASS

384, Bearings,

7+, for linear bearings.