Structural member

Details Structural member Structural member

1998-06-24

2000-11-07

Callo, Laura A.

Static structures (e.g., buildings)

Machine or implement

527316, 527376, 527312, 5274519, 298972, 2989735, 296188, B62D 2115, E04C 304

Patent

active

061419354

ABSTRACT:
A structural member has in its cross-sectional plane at least two closed hollow-section chambers which are produced by rolling forming and which are made of a single sheet metal part, the at least two hollow-section chambers being provided with at least one longitudinal seam. Between the at least two hollow-section chambers, at least one intermediate web is provided which forms one piece with the walls of the hollow-section chambers. The at least one intermediate web starts out from the intermediate seam and, on the longitudinal side facing away from the longitudinal seam, is connected with an interior side of the sheet metal part.

REFERENCES:
patent: 726801 (1903-04-01), Maxwell
patent: 870356 (1907-11-01), Gammeter
patent: 1179820 (1916-04-01), Gilliland
patent: 4768323 (1988-09-01), Coutant et al.
patent: 4838606 (1989-06-01), Furubayashi et al.
patent: 5186251 (1993-02-01), Joshi
patent: 5340178 (1994-08-01), Stewart et al.
patent: 5395036 (1995-03-01), Sturrus
patent: 5813718 (1998-09-01), Masuda et al.

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