Construction member and plate therefor

Details Construction member and plate therefor Construction member and plate therefor

1978-05-15

1980-12-30

Murtagh, John E.

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Side-by-side terminus shafts; e.g., truss

52DIG6, 52693, E04C 302

Patent

active

042415578

ABSTRACT:
The invention comprises an improved construction member and a plate therefor wherein the construction member comprises an upper and a lower chord preferably interconnected by a web or strut and rigidly joined by a perpendicular spacer lock plate or plurality of plates or by a combination of a perpendicular rectangular spacer guide plate and opposing lock plates. The novel spacer lock plate adds considerable strength and stability to the construction member.

REFERENCES:
patent: 1358080 (1920-11-01), Jones
patent: 1649226 (1927-11-01), Gstalder
patent: 1688016 (1928-10-01), Klaasen
patent: 3298151 (1967-01-01), Jureit
patent: 3461636 (1969-08-01), Hern
patent: 3538668 (1970-11-01), Anderson
patent: 3736718 (1973-06-01), Sylvan
patent: 4078352 (1978-03-01), Knowles

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