Seal for high pressure applications

Details Seal for high pressure applications Seal for high pressure applications

1992-09-25

1994-07-05

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277188R, 277227, F16J 1532

Patent

active

053261127

ABSTRACT:
A fluid seal assembly for use in high pressure sealing applications. The assembly includes a seal with a rigid casing having a radial casing flange and an elastomeric seal body bonded to the casing. The assembly also includes an annular lip reinforcing ring, made from a low friction material. The ring has a trapezoidal cross-section with an inner cylindrical surface closely spaced from the shaft to be sealed, an outer end face directly contacting the inner end face of the casing flange, and a beveled surface engaging and supporting an air side surface of the elastomertc seal body.

REFERENCES:
patent: 3495843 (1970-02-01), Andersen et al.
patent: 4211152 (1980-07-01), Colletti et al.
patent: 4261583 (1981-04-01), de Vries, Jr. et al.
patent: 4427206 (1984-01-01), Sugiyama
patent: 4560177 (1985-12-01), Riley, Jr.
patent: 4660839 (1987-04-01), Mitumaru

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