US PATENT SUBCLASS 470 / 84
.~.~ Having thread swaging means

Current as of: June, 1999
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470 /   HD   THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

57  DF  APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT, ETC. {2}
58  DF  .~ Screw fastener making {6}
84.~.~ Having thread swaging means {1}
85  DF  .~.~.~> And reciprocable die

DEFINITION

Classification: 470/84

Having thread swaging means:

(under subclass 57) Subject matter wherein the apparatus is provided with a component capable of forming a thread by shaping cold metal.

SEE OR SEARCH CLASS

72, Metal Deforming,

88+, for disclosure of "thread rolling", and subclass 394+ for disclosure of swaging.