US PATENT SUBCLASS 29 / 81.15
.~.~ Hammer


Current as of: June, 1999
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29 /   HD   METAL WORKING

81.01  DF  SCALE REMOVER OR PREVENTOR {9}
81.13  DF  .~ Mechanically powered operator {3}
81.15.~.~ Hammer


DEFINITION

Classification: 29/81.15

Hammer:

(under subclass 81.13) Process or apparatus wherein the work contacting member includes a solid head for striking the workpiece to break and/or loosen the scale.

SEE OR SEARCH CLASS

7, Compound Tools,

143+, for a tool comprising an impacting instrument having the dominant or general structure of a hammer.