Purlin bridging

Details Purlin bridging Purlin bridging

1988-08-04

1989-06-20

Murtagh, John E.

Static structures (e.g., buildings)

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

Fabric or lattice; e.g., indeterminate grating

52696, 52714, E04C 242, E04C 302

Patent

active

048400050

ABSTRACT:
Purlin bridging for building frames has bridging members, each with a web-tempered channel provided with hooks at one end and lugs at the other end. The lugs extend perpendicularly to the web for engagement in the holes in the purlins and are locked therein by the hooks of the next succeeding bridging member. The lugs may be provided with slots to receive and engage the hooks.

REFERENCES:
patent: 3503641 (1970-03-01), Fraser
patent: 3731583 (1973-05-01), Jureit
patent: 3778952 (1973-12-01), Soucy
patent: 4151694 (1979-05-01), Sriberg
patent: 4640077 (1987-02-01), Hall

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