US PATENT SUBCLASS 83 / 411.6
.~.~.~.~.~.~.~ Coaxial rotary cutters

Current as of: June, 1999
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83 /   HD   CUTTING

401  DF  WITH MEANS TO CONVEY WORK RELATIVE TO TOOL STATION {18}
409  DF  .~ With work-constraining means on work conveyer (i.e., "work-carrier") {4}
410  DF  .~.~ With means to guide work-carrier in nonrectilinear path {1}
410.7  DF  .~.~.~ About axis fixed relative to tool station {2}
410.8  DF  .~.~.~.~ Infeed {2}
411.3  DF  .~.~.~.~.~ Cut normal to axis {2}
411.5  DF  .~.~.~.~.~.~ Multiple cutters {1}
411.6.~.~.~.~.~.~.~ Coaxial rotary cutters

DEFINITION

Classification: 83/411.6

Coaxial rotary cutters:

(under subclass 411.5) Device including a first cutting instrumentality that cuts by turning more than 360 degrees about its central axis and including a second cutting instrumentality then cuts by turning more than 360 degrees about its central axis, wherein both central axes are coextensive.