US PATENT SUBCLASS 83 / 516
.~ With variable spacing between tool pairs

Current as of: June, 1999
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83 /   HD   CUTTING

513  DF  TWO TOOL PAIRS, DRIVER FOR ONE PAIR MOVES RELATIVE TO DRIVER FOR OTHER PAIR {4}
516.~ With variable spacing between tool pairs {1}
517  DF  .~.~> With intermediate work support

DEFINITION

Classification: 83/516

(under subclass 513) Apparatus wherein the tool supports of one pair of tools are mounted for movement relative to those of a second tool pair so that the distance between the pairs of tools may be adjusted.

SEE OR SEARCH THIS CLASS, SUBCLASS:

664, for spacers interposed between shaft mounted rotary tools.