Shaft seal

Details Shaft seal Shaft seal

1978-02-27

1980-06-17

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

F16J 1532

Patent

active

042080584

ABSTRACT:
A shaft seal for a rotatable shaft which is surrounded by a substantially rigid structural element, has a ring-shaped body portion adapted to be supported by the structural element and having an axis and two axially spaced end faces, a radially displaceable ring-shaped inner portion located radially inwardly of the body portion, extending in an axial direction, and together with the body portion forming an axially extending gap, at least one sealing lip provided in the inner portion and subjected to radial vibrations during rotation of the shaft which vibrations are transmitted to the radially displaceable inner portion and displace the latter, and elements for damping radial vibrations of the sealing lip.

REFERENCES:
patent: 3938813 (1976-02-01), Forch
patent: 4083567 (1978-04-01), Thumm

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