Aluminum alloy extruded square pipe excellent in axially compres

Details Aluminum alloy extruded square pipe excellent in axially compres Aluminum alloy extruded square pipe excellent in axially compres

1997-03-13

1999-12-07

Brinson, Patrick

Pipes and tubular conduits

Structure

138172, 138DIG11, F16L 900

Patent

active

059966459

ABSTRACT:
The present invention relates to a member for an automobile front side member, in which the member has a simple sectional shape, is lightweight, is provided with a flat portion for mounting other parts on the member, and is excellent in axially compressive properties in the lengthwise direction against an impact. The member for the front side member according to the present invention comprises an Al alloy extruded square pipe, wherein the inside wall of each corner portion of the square pipe is made thicker than the wall of each side portion of the square pipe. The square pipe of the present invention includes a pipe square or rectangular in sectional shape, or a pipe provided with a flange on the square or rectangular pipe and so on.

REFERENCES:
patent: 3941157 (1976-03-01), Barnett
patent: 4276169 (1981-06-01), Browne et al.
patent: 4522716 (1985-06-01), LaValley
patent: 4697292 (1987-10-01), LaValley

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