Apparatus for making truss members

Details Apparatus for making truss members Apparatus for making truss members

1974-07-01

1976-06-08

Smith, Al Lawrence

Metal fusion bonding

With means to juxtapose and bond plural workpieces

With means to treat workpieces

228 13, 228 151, 219 80, 29155R, B23K 3100

Patent

active

039617386

ABSTRACT:
A method and apparatus for forming truss members which comprise oppositely disposed channel members and struts interconnected to one another by alternately extending apices wherein the apices are welded to the channel members. The method and apparatus provides for simultaneously forming channel members from a pair of endless strips and the strut members from an endless third strip, guiding the channels in a predetermined relation to one another with the third strip therebetween and thereafter welding the apices to the channel members.

REFERENCES:
patent: 3158731 (1964-11-01), Cape
patent: 3288977 (1966-11-01), Keller
patent: 3427699 (1969-02-01), Cape
patent: 3487861 (1970-01-01), Fahrenbach
patent: 3641303 (1972-02-01), Collins

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