US PATENT SUBCLASS 83 / 807
.~.~ Including "figure-8" band

Current as of: June, 1999
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83 /   HD   CUTTING

788  DF  BY ENDLESS BAND OR CHAIN KNIFE {10}
803  DF  .~ Including plural cutting zones {3}
807.~.~ Including "figure-8" band

DEFINITION

Classification: 83/807

(under subclass 803) Device in which a projection of the path defined by the closed loop, on a plane perpendicular to the axes of the pulleys (about which the loop is wrapped), has the appearance of a closed loop which crosses itself.