US PATENT SUBCLASS 83 / 721
.~.~.~.~.~.~.~ Work holding means includes actuator


Current as of: June, 1999
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83 /   HD   CUTTING

401  DF  WITH MEANS TO CONVEY WORK RELATIVE TO TOOL STATION {18}
703  DF  .~ Plural passes of diminishing work piece through tool station {2}
707  DF  .~.~ Work rectilinearly reciprocated through tool station {3}
713  DF  .~.~.~ With means to cause movement of work transversely toward plane of cut {2}
717  DF  .~.~.~.~ By means to define increment of movement toward plane of cut {3}
719  DF  .~.~.~.~.~ By pusher mechanism {3}
720  DF  .~.~.~.~.~.~ With additional work holding or positioning means {1}
721.~.~.~.~.~.~.~ Work holding means includes actuator


DEFINITION

Classification: 83/721

(under subclass 720) Device wherein the means to secure the work against movement includes means to adjust or move said securing means into or out of engagement with the work.