Seal

Details Seal Seal

1977-02-16

1978-08-29

Leppink, James A.

Wells

Packers or plugs

Spaced sealing portions

166192, E21B 3312

Patent

active

041097165

ABSTRACT:
A sealing unit to be used in sealing system to block fluid flow between two spaced surfaces. The unit seats within a recess in one of the surfaces and includes a support to which is secured deformable sealing means having a pair of sealing members. A pressure differential across the unit deforms the sealing members into a sealing position to effectively seal between the surfaces. This abstract is neither intended to define the invention of the application which, of course, is measured by the claims, nor is it intended to be limiting as to the scope of the invention in any way.

REFERENCES:
patent: 2954264 (1960-09-01), Tisch et al.
patent: 3845815 (1974-11-01), Garwood
patent: 3848880 (1974-11-01), Tanner
patent: 3860250 (1975-01-01), Lundquist

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