Vehicle suspension member and method for making
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United States of America Patent
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-
Oct 12, 1993
Issued Date -
N/A
app pub date -
Jun 22, 1992
filing date -
Mar 11, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A vehicle suspension member such as leaf spring (50) is provided having at least one plate (3) having an irradiation exposed region (R) therein that is generally parallel to a longitudinal axis ('L/A') extending between opposite ends of plate (3) and operative to provide a metallurgical discontinuity extending therealong between opposite ends thereof that is effective to divert crack propagation in a direction generally parallel to axis ('L/A').
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