Shaft seal device

Details Shaft seal device Shaft seal device

Filed on

1984-04-11

Date issued

1985-05-28

Examiner

Smith, Robert I.

Patent Class

Seal for a joint or juncture

SubClass

Seal between relatively movable parts

SubSubClass

Relatively rotatable radially extending sealing face member

Other Related Categories

F16J 1534

Type

Patent

Status

active

Patent number

045196150

Description

ABSTRACT:
A mechanical seal device includes a seal ring arranged non-rotatably in a cup which is locked against a shoulder on a shaft. The cup contains a ring of a flexible material which axially supports the seal ring. The flexible material ring is provided with a collar situated between the seal ring and the shaft, thus sealing the space and centering the seal ring on the shaft.

REFERENCES:
patent: 3447810 (1969-06-01), Porter
patent: 3782735 (1974-01-01), Novosad
patent: 4418919 (1983-12-01), Wentworth

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