Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Side-by-side terminus shafts; e.g. – truss
Patent
1980-07-08
1983-01-04
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
52696, 52DIG6, 411466, E04C 318
Patent
active
043666590
ABSTRACT:
A construction member includes an upper and lower chord joined together by a plurality of spacer plates positioned along the length of the chords. Struts are disposed to extend diagonally between the upper and lower chords and between each pair of adjacent spacer plates. The spacer plates include teeth for embedding into the chords and the struts to form a rigid and sturdy construction member.
REFERENCES:
patent: 1649226 (1927-11-01), Gstalder
patent: 1688016 (1928-10-01), Klaasen
patent: 3298151 (1967-01-01), Jureit
patent: 3503173 (1970-03-01), Jureit
Goodwin Reese J.
Murtagh John E.
Smoot A. Park
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