US PATENT SUBCLASS 83 / 866
.~ Pricking

Current as of: June, 1999
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83 /   HD   CUTTING

861  DF  OTHER THAN COMPLETELY THROUGH WORK THICKNESS OR THROUGH WORK PRESENTED {6}
866.~ Pricking {2}
867  DF  .~.~> Including use of orbiting tool carrier
868  DF  .~.~> With infeeding of tool

DEFINITION

Classification: 83/866

Pricking:

(under subclass 861) Method or apparatus wherein the tool utilized is pointed and functions to pierce (without removing material) a single work surface only, thus, forming a crater which generally conforms to the shape of the tool.

SEE OR SEARCH CLASS

12, Boot and Shoe Making,

17, and 42 for a sole or heel pricking device in a shoe making machine.