Pipe coupler for insulated pipes

Details Pipe coupler for insulated pipes Pipe coupler for insulated pipes

1982-07-01

1984-08-14

Scanlan, Jr., Richard J.

Pipe joints or couplings

With casing, lining or protector

Insulated

285156, 285381, 138149, F16L 5916, F16L 4100, F16L 2500

Patent

active

044653077

ABSTRACT:
The invention relates to a coupler for insulated plastic pipe ends and a branch pipe end, the insulation being covered with tubular casings. The coupler is provided with anchoring means comprising one or more ribs or cams extending laterally from the central coupler 1 and with means for transmitting pressure forces from the anchoring means and the central coupler to the tubular casings.

REFERENCES:
patent: 2330966 (1943-10-01), Gottwald
patent: 2592574 (1952-04-01), Kaiser
patent: 2937662 (1960-05-01), Green
patent: 3453716 (1969-07-01), Cook
patent: 3630547 (1971-12-01), Hartshorn
patent: 3744823 (1973-07-01), Muir et al.
patent: 3871400 (1975-03-01), Thastrup
patent: 3891006 (1975-06-01), Lee
patent: 4025091 (1977-05-01), Zeile
patent: 4084842 (1978-04-01), Stonitsch et al.

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