US PATENT SUBCLASS 83 / 813
.~.~ By varying distance between band and work-support surface

Current as of: June, 1999
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83 /   HD   CUTTING

788  DF  BY ENDLESS BAND OR CHAIN KNIFE {10}
809  DF  .~ Including means to adjust relationship between band and work-support surface {2}
813.~.~ By varying distance between band and work-support surface

DEFINITION

Classification: 83/813

(under subclass 809) Device in which positional relationship between the plane of the cutting span and the plane of the work support surface is changed such that the distance between the cutting span and the work support surface is varied while maintaining the spatial orientation between the cutting span and the support surface.