Structural member for buildings

Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Side-by-side terminus shafts; e.g. – truss

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Details

52693, 52729, E04C 302

Patent

active

048874060

ABSTRACT:
A structural member that is adapted to be used as a joist purlin, or girt which is used in a roof, floor, or vertical support. The structural member comprises spaced apart, parallel chords joined to one another by spaced apart struts. Each chord is composed of a pair of angular elements having vertical flanges joined in back to back relation, the vertical flanges being joined to upper flanges which extend in opposite directions from the joined flanges and are either horizontal or inclined to correspond to the pitch of the roof.

REFERENCES:
patent: 2004894 (1935-06-01), Hughes
patent: 2662272 (1953-12-01), Macomber
patent: 3478474 (1969-11-01), Johansson
patent: 3747290 (1973-07-01), Barrell et al.
patent: 3894766 (1975-07-01), Woodward
patent: 3999338 (1976-12-01), Behan, Jr. et al.
patent: 4192108 (1980-03-01), Lowe
patent: 4285175 (1981-08-01), Struben et al.
patent: 4476662 (1984-10-01), Fisher
patent: 4621475 (1986-11-01), McClain

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