Spirally-bound flange seal with separate soft layers

Details Spirally-bound flange seal with separate soft layers Spirally-bound flange seal with separate soft layers

1997-04-14

1999-06-22

Reichard, Lynne A.

Seal for a joint or juncture

Seal between fixed parts or static contact against...

Contact seal for a pipe, conduit, or cable

277627, 277938, F16L 1706

Patent

active

059135220

ABSTRACT:
A flange seal utilizing a spirally wound steel strip with a V-shaped central portion and a sealing strip between the turns of the steel strip has a pair of layers of soft sealing material on opposite sides of the sealing ring engaging projecting portions of the sealing strip so that the projecting portions of the sealing strip do not exceed 0.5 mm in width beyond the edges of the steel strip.

REFERENCES:
patent: 5082296 (1992-01-01), Aizawa et al.
patent: 5275423 (1994-01-01), Allen et al.
patent: 5411274 (1995-05-01), Yahagi et al.
patent: 5511797 (1996-04-01), Nikirk et al.
patent: 5669613 (1997-09-01), Lubienski
patent: 5683091 (1997-11-01), Isoe et al.

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