Static structures (e.g. – buildings) – Machine or implement
Patent
1981-11-27
1984-06-26
Friedman, Carl D.
Static structures (e.g., buildings)
Machine or implement
52727, 52729, E04C 330
Patent
active
044558066
ABSTRACT:
The invention relates to structural shapes intended to be used as joists, studs, braces, and/or connective members associated with frames, buildings, shipping containers, truck and trailer bodies, and other similar construction applications and, according to the invention, can preferably be roll formed from a coated metal strip to provide a novel laminated configuration which helps to reduce the rate of heat loss through a wall, roof, or floor in which they may be installed.
REFERENCES:
patent: 2141919 (1938-12-01), Kotrbaty
patent: 2774386 (1956-12-01), Formenti
patent: 3333390 (1967-08-01), Banning
patent: 3342007 (1967-09-01), Merson
patent: 3517474 (1970-06-01), Lanternier
patent: 3609933 (1971-10-01), Jahn et al.
patent: 3824664 (1974-07-01), Seeff
patent: 4071995 (1978-02-01), Farmer
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