Method and apparatus of positioning a new ceiling over an existi

Details Method and apparatus of positioning a new ceiling over an existi Method and apparatus of positioning a new ceiling over an existi

1987-11-27

1988-09-13

Murtagh, John E.

Static structures (e.g., buildings)

Facer held by stiffener-type frame

Facer back abuts and conceals frame

E04B 555

Patent

active

047699655

ABSTRACT:
A runner system is provided to position a new ceiling over an existing ceiling and to position the new ceiling within a one inch space from the surface of the existing ceiling. A z-shaped runner is fastened to the existing ceiling and ceiling boards will rest on the horizontal flanges of the z-shaped runner. A cross-runner is also designed to rest upon the horizontal flanges of the z-shaped runner and an indentation and groove arrangement locks the cross-runners in position between the two adjacent main runners.

REFERENCES:
patent: 2767815 (1956-10-01), Brandstetter
patent: 2807993 (1957-10-01), Ericson
patent: 2890583 (1959-06-01), Grosskortenhaus
patent: 3055466 (1962-09-01), Brown
patent: 3089569 (1963-05-01), Shults
patent: 3100319 (1963-08-01), Carlson
patent: 3251164 (1966-05-01), Wright
patent: 3333387 (1967-08-01), Deakins
patent: 3798865 (1974-03-01), Curtis
patent: 4720944 (1988-01-01), Loicq

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