Elastomeric gasket for sealing a glass fiber reinforced cover to

Details Elastomeric gasket for sealing a glass fiber reinforced cover to Elastomeric gasket for sealing a glass fiber reinforced cover to

1990-12-24

1992-02-25

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277207R, 277213, 277215, 521697, 52140, 52403, 404 25, F16J 1500, B65D 5300, E04B 166

Patent

active

050907131

ABSTRACT:
A gasket secured to the cover frame of an underground vault. The vault is of the type having a precast underground portion and an upper opening including a steel cover frame with a horizontal, flat surface to which the gasket is adhered. The gasket has a plurality of ridges along its inner edge, a flat center portion wherein the bolt holes are located and an outer ridge adjacent the bolt holes but separated from the outer edge.

REFERENCES:
patent: 3065517 (1962-11-01), Dower
patent: 3327429 (1967-06-01), Slaughter
patent: 3892417 (1975-07-01), Clayton
patent: 3936059 (1976-02-01), Gordon
patent: 4158757 (1979-06-01), Reichert et al.
patent: 4476657 (1984-10-01), Juba et al.
patent: 4555119 (1985-11-01), Semon
patent: 4567697 (1986-02-01), Hahne et al.
patent: 4758004 (1988-07-01), Semon
patent: 4828275 (1989-05-01), Udagawa

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