Ceiling attachment apparatus

Details Ceiling attachment apparatus Ceiling attachment apparatus

1977-12-06

1979-08-07

Perham, Alfred C.

Static structures (e.g., buildings)

Underlying compressible layer or pad

52241, 52364, 52483, 52731, 52772, E04B 162, E04B 552

Patent

active

041633504

ABSTRACT:
A ceiling attachment apparatus comprising a ceiling joist including a molded frame member having a ]-shaped section having an open space in the central portion or a ceiling joist including a molded frame member having a section of a shape resembling a lip groove and another plate-like molded frame member having both the sides engaged with the lip of said molded frame member, said ceiling joist having a screw-inserting groove formed on the lower face of the lower side thereof in the longitudinal direction, a ceiling panel disposed along the lower face of the ceiling joist, a fitting fixture, a part of which is fitted on a groove formed on the side face of the ceiling panel, and a screw inserted through a hole of the fitting fixture and pressed and fixed into said screw-inserting groove of the ceiling joist.

REFERENCES:
patent: 2280094 (1942-04-01), Madsen
patent: 3052330 (1962-09-01), Hammitt et al.
patent: 3205630 (1965-09-01), Felix et al.
patent: 3530633 (1970-09-01), Scott
patent: 3596425 (1971-08-01), Kodaras
patent: 3830029 (1974-08-01), Vance

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