US PATENT SUBCLASS 29 / 511
.~.~.~.~.~ At cup or tube end

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

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
428  DF  .~ Assembling or joining {21}
505  DF  .~.~ Joining by deforming {6}
509  DF  .~.~.~ Overedge assembling of seated part {3}
510  DF  .~.~.~.~ By necking in cup or tube wall {1}
511.~.~.~.~.~ At cup or tube end

DEFINITION

Classification: 29/511

At cup or tube end:

(under subclass 510) Process in which the deformation is at the open end of the cup or tube.