Insulated iron pipe joint

Details Insulated iron pipe joint Insulated iron pipe joint

1986-04-29

1987-02-24

Arola, Dave W.

Pipe joints or couplings

With casing, lining or protector

Insulated

285138, 285236, F16L 1112

Patent

active

046452435

ABSTRACT:
A sealed joint for connecting cast iron hot water pipes includes a gasket G disposed between a spigot 5 and a socket 6 of two pipes 4, a spacer 1 between the socket end and an outer jacket 8 surrounding a layer of insulation 7, a sealing ring 2, and a clamp 3 to fasten a skirt of the ring around the outer surface of the jacket.

REFERENCES:
patent: 3492029 (1970-01-01), French et al.
patent: 3563572 (1971-02-01), French
patent: 3645564 (1972-02-01), Corriston
patent: 4219225 (1980-08-01), Sigmund

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