Lubricant-free elastomeric gasket

Details Lubricant-free elastomeric gasket Lubricant-free elastomeric gasket

1989-03-13

1990-01-16

Reese, Randolph A.

Pipe joints or couplings

With fluid pressure seal

Flexible lip

285373, 277206R, F16L 2106

Patent

active

048938432

ABSTRACT:
A gasket for use in a segmented pipe coupling has portions at its ends of greater radius than the radius of the portion intermediate the ends, thus enabling the pipe coupling to be applied to a pipe in the absence of lubricants.

REFERENCES:
patent: 875729 (1908-01-01), O'Brien
patent: 2913262 (1959-11-01), DeCenzo et al.
patent: 3664691 (1972-05-01), Nakamura
patent: 4391458 (1983-07-01), Blakeley
patent: 4471979 (1984-09-01), Gibb et al.
patent: 4678208 (1987-07-01), DeRaymond

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