Vehicle leaf spring with irradiated center for crack diversion
AssigneeEaton Corporation
InventorBohdan Lisowsky
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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").
Claims7
A vehicle suspension member comprising a metal member having a longitudinal axis extending between opposite ends therealong, said member having an irradiation exposed region therein that is disposed in general parallel relationship to the longitudinal axis and operative to provide a metallurgical discontinuity therein effective to divert crack propagation in a direction generally parallel to the longitudinal axis.
Dependencies are inferred from the claim text.