Grid ceiling

Details Grid ceiling Grid ceiling

1990-08-30

1992-12-29

Safavi, Michael

Static structures (e.g., buildings)

Facer held by stiffener-type frame

Facer back abuts and conceals frame

52666, 52668, E04B 936, E04C 242

Patent

active

051740907

ABSTRACT:
A grid ceiling comprising the support grid 10, 12 having first openings 16 therein in at least some of which are mounted first grid elements 24 defining second openings 30 in which second grid elements 40 are mounted. In this way several grid elements of progressively smaller size can be mounted in openings in preceeding grid elements, e.g. to provide a pyramidal structure.

REFERENCES:
patent: 2710679 (1955-06-01), Bibb et al.
patent: 3003055 (1961-10-01), Liberman
patent: 3777432 (1973-12-01), Wyles
patent: 4625470 (1986-12-01), Heritage
patent: 4658562 (1987-04-01), Brugman
patent: 4665674 (1987-05-01), Brugman
patent: 4738066 (1988-04-01), Reed
patent: 4951443 (1990-08-01), Caferro

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