Expansion joint

Details Expansion joint Expansion joint

1976-03-01

1977-07-26

Lawson, Patrick D.

Pipe joints or couplings

With fluid pressure seal

With separate, encased pipe-gripping means

285181, F16L 2700, F16L 4300

Patent

active

040378616

ABSTRACT:
This invention relates generally to pipe systems and, more particularly, to an improved sliding expansion joint for coupling two adjacent lengths of pipe.

REFERENCES:
patent: 1393987 (1921-10-01), Wampler
patent: 3606402 (1971-09-01), Medney
patent: 3858601 (1975-01-01), Ensinger
patent: 3900221 (1975-08-01), Fouts

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