Gaskets used in joining corrugated pipe

Pipe joints or couplings – Packed – Sleeve

Patent

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Details

285903, 285910, 277213, F16L 1702

Patent

active

053836936

ABSTRACT:
A profile gasket adapted for forming a seal in a joint between an annular band and annularly grooved ends of two pipes positioned end-to-end. The profile gasket comprises a sheet of elastomeric material having a bottom surface with at least two integrally molded and laterally spaced ridges running along its length.

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patent: 4124236 (1978-11-01), Guidry
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patent: 4657287 (1987-04-01), Nimke
patent: 4702502 (1987-10-01), Shade et al.
patent: 4871198 (1989-10-01), Hattori et al.
patent: 5039137 (1991-08-01), Cankovic et al.
patent: 5072972 (1991-12-01), Justice
Three Contech Construction Products, Inc. pamphlets.

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