US PATENT SUBCLASS 30 / 217
.~.~.~.~.~.~ Crank or cam, pitman and lever

Current as of: June, 1999
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30 /   HD   CUTLERY

165  DF  CUTTING TOOLS {19}
173  DF  .~ Plural cooperating blades {6}
194  DF  .~.~ Shears {12}
196  DF  .~.~.~ Multiple shearing position {10}
208  DF  .~.~.~.~ Reciprocating and/or oscillating blade {3}
215  DF  .~.~.~.~.~ Rotary power source {5}
217.~.~.~.~.~.~ Crank or cam, pitman and lever

DEFINITION

Classification: 30/217

(under subclass 215) Shears in which the movement is imparted to the blades by means of a crank or cam, a pitman and a lever.

SEE OR SEARCH CLASS

74, Machine Element or Mechanism,

42+,.