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A STRUCTUAL MEMBER AND METHOD OF MANUFACTURE
a 1 V3 I. .JUJ - I n~ u - . A structural member having an enclosed profile is formed from a sheet of material having a longitudinal axis between a front edge and a rear edge, and a transverse axis across the longitudinal axis between a first side edge and a second side edge. The structural member includes a first flange having a first side and a second side, a first web extending from the first side of the first flange towards the first side edge, a second web extending from the second side of the first flange towards the second side edge, and a second flange. The second flange includes a first return between the first web and the first side edge, the first return further including an outwardly facing hook between the first return and the first side edge. The second flange also includes a second return between the second web and the second side edge, the second return further including an inwardly facing hook between the second return and the second side edge. The outwardly facing hook and the inwardly facing hook project into each other to provide an overlapping section, and the second flange includes at least one crimp in the overlapping section, where a width of the crimp in the direction of the transverse axis of the sheet is less than that of the overlapping section. 112-1 112-6 154-1 300-1 154-2 112-2 112-4 158-4 158-1 - -152-12 ,,152-2 102 112-3 158-2 158-3 156-1 300-2 156-2
A STRUCTUAL MEMBER AND METHOD OF MANUFACTURE
a 1 V3 I. .JUJ - I n~ u - . A structural member having an enclosed profile is formed from a sheet of material having a longitudinal axis between a front edge and a rear edge, and a transverse axis across the longitudinal axis between a first side edge and a second side edge. The structural member includes a first flange having a first side and a second side, a first web extending from the first side of the first flange towards the first side edge, a second web extending from the second side of the first flange towards the second side edge, and a second flange. The second flange includes a first return between the first web and the first side edge, the first return further including an outwardly facing hook between the first return and the first side edge. The second flange also includes a second return between the second web and the second side edge, the second return further including an inwardly facing hook between the second return and the second side edge. The outwardly facing hook and the inwardly facing hook project into each other to provide an overlapping section, and the second flange includes at least one crimp in the overlapping section, where a width of the crimp in the direction of the transverse axis of the sheet is less than that of the overlapping section. 112-1 112-6 154-1 300-1 154-2 112-2 112-4 158-4 158-1 - -152-12 ,,152-2 102 112-3 158-2 158-3 156-1 300-2 156-2
A STRUCTUAL MEMBER AND METHOD OF MANUFACTURE
THOMAS STEPHEN (author)
2018-07-05
Patent
Electronic Resource
English
IPC:
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS