Method of making a structural member

Details Method of making a structural member Method of making a structural member

1976-03-10

1977-01-25

DiPalma, Victor A.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

29 61, 29432, 113 1M, 113116A, 113116HH, B23P 1700

Patent

active

040043347

ABSTRACT:
A method of making a chord and web structural member is disclosed wherein the web is formed from sheet material by suitable cutting, slotting, folding and expanding such that each strut of the web is either a U or Zee section member and the base surface of the strut is generally perpendicular to the longitudinal axis plane of the structural member. In a preferred embodiment the chords can be either timbers or metal and the web is formed of sheet steel.

REFERENCES:
patent: 1649809 (1927-11-01), Campbell
patent: 1675825 (1928-07-01), Schlafly
patent: 1924881 (1933-08-01), Ragsdale
patent: 1949818 (1934-03-01), Tarbox
patent: 2026972 (1936-01-01), Greene
patent: 2191788 (1940-02-01), Collins
patent: 3111204 (1963-11-01), Phare
patent: 3708942 (1973-01-01), Leonard

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