Crank lever for loom linkages
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United States of America Patent
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-
Oct 26, 1993
Grant Date -
N/A
app pub date -
Sep 15, 1992
filing date -
Sep 20, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A crank lever for loom linkages, comprising a body of high-strength aluminum plate with a central hole and grooves on the inner and outer body faces adjacent the hole. A central annular rotation and thrust-bearing hub of steel surface-hardened by heat treatment is inserted into said hole and locked therein by simple compressive plastic deformation of its outer annular edge facilitated by the grooves.
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