Pipe joints or couplings – Connector for conduit housing electromagnetic line: – Having box and connector
Patent
1984-07-30
1987-11-24
Callaghan, Thomas F.
Pipe joints or couplings
Connector for conduit housing electromagnetic line:
Having box and connector
285158, 285197, 285915, 285423, F16L 4100
Patent
active
047083743
ABSTRACT:
A plastic Tee fitting formed by a main conduit body and an internally threaded adapter connected to the body at a right angle. The adapter is arranged end to end with a hollow neck which projects from the wall of the main body around a circular opening in the wall. The joint between the neck and adapter is strenghtened by an insert which is fitted in and glued to the neck and adapter on the inside and by a spout which is sleeved around and glued to the neck and adapter on the outside.
REFERENCES:
patent: 2040628 (1936-05-01), Recker
patent: 3620245 (1971-11-01), Finney
patent: 3654008 (1972-04-01), Rogers et al.
patent: 3771546 (1973-11-01), Roos
patent: 3796445 (1974-03-01), Strott
patent: 4076038 (1978-02-01), Wynne
patent: 4530525 (1985-07-01), Schneider
patent: 4613168 (1986-09-01), Smith et al.
patent: 4650220 (1987-03-01), Grabowski
Callaghan Thomas F.
Naco Industries, Inc.
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