Lightweight constructional element with external ribbing

Details Lightweight constructional element with external ribbing Lightweight constructional element with external ribbing

F - Mech Eng,Light,Heat,Weapons

16

S

F16S 3/06 (2006.01) B62D 21/17 (2006.01) B62D 29/00 (2006.01)

Patent

CA 2419843

A lightweight constructional element (100) is disclosed. The lightweight constructional element (100) comprises: (a) a shell-shaped basic body or shell (1), e.g., fabricated from metal, having interior (20) and exterior (23) surfaces, the interior surfaces (23) of the basic body define an interior space (26); and (b) reinforcing ribs (2a, 2b) of plastics material, preferably thermoplastic material, which are fixedly attached to the exterior surface (23) of basic body (1). The reinforcing ribs are fixedly attached to the exterior surface of said basic body by means of discrete attachment points {which may include, for example, apertures (3a), slots (3f), beads (3b) and/or protrusions (3c)}. Articles of manufacture that may include the lightweight constructional element include, for example, structural components of motor vehicles (e.g., a cross car beam) and aircraft, and a structural component having a channel for receiving at least one of a cable and a gas.

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