US PATENT SUBCLASS 470 / 21
.~.~.~ Fusible or deformable type

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

1  DF  PROCESS {5}
18  DF  .~ Making internally threaded fastener, e.g., nut {5}
20  DF  .~.~ Having securement feature {1}
21.~.~.~ Fusible or deformable type {1}
22  DF  .~.~.~.~> Weld nut type

DEFINITION

Classification: 470/21

Fusible or deformable type:

(under subclass 20) Subject matter wherein the means comprises a metallurgical property of the fastener allowing it to be fused during a heating operation or allowing it to readily mechanically deformed during a metal forming operation.