US PATENT SUBCLASS 83 / 786
.~.~.~ By reciprocating rigid support

Current as of: June, 1999
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83 /   HD   CUTTING

746  DF  BY TOOL RECIPROCABLE ALONG ELONGATED EDGE {11}
783  DF  .~ With means to support tool at opposite ends {1}
784  DF  .~.~ And apply drive force to both ends of tool {2}
786.~.~.~ By reciprocating rigid support

DEFINITION

Classification: 83/786

(under subclass 784) Device in which each of the longitudinal extremities of the tool is connected to opposite ends of a substantially inflexible unitary frame, which frame is moved to-and-fro in a direction generally parallel to the cutting edge of the tool.