Reinforced lumber

Details Reinforced lumber Reinforced lumber

1984-10-04

1986-10-07

Friedman, Carl D.

Static structures (e.g., buildings)

Machine or implement

52821, 5230913, E04C 330

Patent

active

046151630

ABSTRACT:
A wooden beam is reinforced with a polyester rod glued within groove on surface to increase the ultimate strength of the beam under stress and reduce deviation of strength between beams.

REFERENCES:
patent: 1084276 (1914-01-01), Jaminet
patent: 1673565 (1928-06-01), Heath
patent: 2851747 (1958-09-01), Rolen
patent: 3077012 (1963-02-01), Speraw
patent: 3251162 (1966-05-01), Strimple
patent: 3294608 (1966-12-01), Peterson
patent: 3533203 (1970-10-01), Fischer et al.
patent: 3717886 (1973-02-01), Watts
patent: 3890077 (1975-06-01), Holman
patent: 3893273 (1975-07-01), Sailor
patent: 4275537 (1981-06-01), Pinson
patent: 4312162 (1982-01-01), Medney
patent: 4443990 (1984-04-01), Johnson

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