US PATENT SUBCLASS 29 / 438
.~.~.~.~ By folding part into plural ears

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}
434  DF  .~.~ Retaining clearance for motion between assembled parts {3}
437  DF  .~.~.~ By deforming interlock {5}
438.~.~.~.~ By folding part into plural ears

DEFINITION

Classification: 29/438

By folding part into plural ears:

(under subclass 437) Process in which the second or outer part has spaced preformed openings therein and is bent intermediate the openings to axially align the openings and embrace a pair of gudgeons on the first or inner part in the openings to thereby journal the gudgeons.