E - Fixed Constructions – 04 – C
Patent
E - Fixed Constructions
04
C
20/42.5
E04C 3/40 (2006.01)
Patent
CA 1287729
ABSTRACT BUILDING TRUSS A truss having at least one upper chord and at least one lower chord interconnected by diagonal web members. The truss includes an intermediate section and two end stiff sections. The lower chord(s) of the intermediate section are formed of a plurality of lengths of tube slidably received over at least one high tensile cable and are downwardly bowed. By shortening the length of the truss and tensioning the cable(s), the lower chord(s) of the intermediate section are shortened and the intermediate section flexes upwardly to be movable to an erected condition at which the tube members are in overlapping and/or abutting relationship.
522804
Gatzka Bruno George
Olsen Christopher John
Bereskin & Parr
Strarch Industries Pty. Ltd.
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