Channel utility notch

Details Channel utility notch Channel utility notch

1987-11-30

1991-08-27

Safavi, Michael

Static structures (e.g., buildings)

Facer held by stiffener-type frame

Back-to-back facers spaced by concealed framing

52220, 52489, 52720, E04B 228

Patent

active

050422138

ABSTRACT:
A notched metal channel having a small section of web removed and an adjacent short section of flange bent inwardly into the area of the removed section of web, and a hollow wall having such a notched channel forming part of the framing in the hollow of the wall, with elongate utilities in the wall extending substantially perpendicularly, relative to the channel, and extending between the channel notch and the adjacent wallboard forming the wall facing.

REFERENCES:
patent: 1876528 (1932-09-01), Walters
patent: 3156034 (1964-11-01), Gruetjen
patent: 3173178 (1965-03-01), Kumburis
patent: 3173523 (1965-03-01), Mote
patent: 3478483 (1969-11-01), Baker
patent: 3484126 (1969-12-01), Hook
patent: 3722163 (1973-03-01), Satkin et al.
patent: 3753325 (1973-08-01), Stanley et al.
patent: 3844079 (1974-10-01), Karrip
patent: 3867107 (1975-02-01), Long et al.
patent: 3908328 (1975-09-01), Nelsson
patent: 4018020 (1977-04-01), Sauer et al.
patent: 4170858 (1979-10-01), Walker
patent: 4221038 (1980-09-01), Singer et al.
patent: 4245448 (1981-01-01), Agar
patent: 4704835 (1987-11-01), Jordan
patent: 4719730 (1988-01-01), Winkowski

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