US PATENT SUBCLASS 72 / 453.15
.~.~ Randomly manipulated or work-supported tool

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

429  DF  WITH MEANS TO DRIVE TOOL {11}
453.01  DF  .~ Including pneumatic- or fluid-actuated tool support {7}
453.15.~.~ Randomly manipulated or work-supported tool {1}
453.16  DF  .~.~.~> With handle for manual manipulation {1}

DEFINITION

Classification: 72/453.15

Randomly manipulated or work-supported tool:

(under subclass 453.01) Apparatus including provision to allow the apparatus to be moved at will relatively to the deforming station, (i.e., the apparatus is adapted to be brought to the work rather than have the work brought to the apparatus) or including provision to attach the apparatus to the work to be supported thereby during deformation of the work.