Frame, angle member for use in the frame and method of making jo

Details Frame, angle member for use in the frame and method of making jo Frame, angle member for use in the frame and method of making jo

1989-06-02

1990-09-25

Murtagh, John E.

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Components adjustably or collapsibly connected

52693, 52726, 1988603, 403339, B66B 2300

Patent

active

049584731

ABSTRACT:
A frame has elongated upper and lower angle members each comprising two parts both having L-shaped cross sections and joint portions of T-shaped cross sections formed at adjacent end portions of the two parts. The legs of the T-shaped joint portions are connected by a coupling member disposed on the legs and secured thereto by fastening members.

REFERENCES:
patent: 2058537 (1936-10-01), Weiskopf
patent: 3078970 (1963-02-01), Black
patent: 3707220 (1972-12-01), Boltrek

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