Suspension hook

Details Suspension hook Suspension hook

1991-11-04

1993-04-20

Chilcot, Jr., Richard E.

Static structures (e.g., buildings)

Facer held by stiffener-type frame

Facer back abuts and conceals frame

52488, E04B 912, E04B 918

Patent

active

052038181

ABSTRACT:
Suspension hook, in particularly for suspending sectional bars from an existing ceiling, said bars together forming a grid for supporting ceiling panels. Said bars each have an upper tubular part. The suspension hook consists of a connecting portion and of a hook portion, said hook portion being intended to be inserted in said tubular part of the concerned sectional bar via a pair of apertures in the upper wall of said tubular part. The hook portion has a flat bearing surface which extends at about aright angle from the strip shaped connecting portion. The central region of said bearing surface is provided with a V-shaped downwardly projecting nose, the height of which corresponds with the height of the tubular part of the concerned sectional bar. The free end of the hook portion is provided with an upwards directed lip.

REFERENCES:
patent: 1709047 (1929-04-01), Walper
patent: 1861615 (1932-06-01), Venzie
patent: 3110373 (1963-11-01), Adams
patent: 3602473 (1971-08-01), Van Riet et al.
patent: 3778947 (1973-12-01), Sauer
patent: 4665674 (1987-05-01), Brugman
patent: 4827687 (1989-05-01), Frawley
patent: 4848054 (1989-07-01), Blitzer et al.
patent: 5076036 (1991-12-01), Kuiper

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