Static structures (e.g. – buildings) – Conduit – trim – or shield member at corner
Patent
1992-02-11
1993-09-14
Friedman, Carl D.
Static structures (e.g., buildings)
Conduit, trim, or shield member at corner
522201, 522205, 52288, 527162, 5271801, 5271804, E04F 1908, E04F 1708
Patent
active
052438007
ABSTRACT:
An installation duct for utility lines, particularly for pipes, cables, etc., which forms with a retaining strip on the wall, as well as with a capping that can be fastened to the retaining strip, a cable or pipe duct which is closed at the periphery, upper and lower connectors being provided for connecting the retaining strip and the capping, of which the one connector is constructed as a catch and the other as a lock, which comprises an abutment at the retaining strip and a latch clasp, which can be secured behind this abutment at the capping. In order to provide, in particular, a cable or pipe duct, which in variable configurations can be made to fit different pipe diameters, the two connectors are connected as step connectors and border a cable or pipe duct, the internal dimensions of which can be varied depending on the connecting step selected
REFERENCES:
patent: 2132400 (1938-10-01), Curren
patent: 3473278 (1969-10-01), Gossen
patent: 3956861 (1976-05-01), Rasmossen
patent: 4343507 (1982-08-01), Heuer et al.
patent: 4691392 (1987-09-01), Whitney
Friedman Carl D.
Hewing GmbH
Leno Matthew E.
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