LIGHTWEIGHT CONSTITUENT ELEMENT

Title:

LIGHTWEIGHT CONSTITUENT ELEMENT

Document Type and Number:

Japanese Patent JP2004181719

Kind Code:

A

Abstract:

To provide a lightweight constituent element which enables bonding of a resin member to a metal member without providing holes in the metal member and enhances the strength of the metal member itself.

In the lightweight constituent element wherein the resin member 120 is provided on the surface of the metal member 110 extending so as to form a U-shaped cross section, protruded parts 114 and 115 protruding to the outside or inside of the C-shaped cross section are formed to the surface of the metal member 110 and the resin member 120 is partially locked with the protruded parts 114 and 115 to be locked with the metal member 110 with respect to the C-shaped opening direction and longitudinal direction of the metal member 110.

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