Machinery seal

Details Machinery seal Machinery seal

1978-06-15

1980-03-18

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277165, F16J 1532

Patent

active

041936060

ABSTRACT:
There is disclosed a U-cup type machinery seal for circumferential placement about a rotating and/or reciprocating member. The seal comprises a boot having a generally V-shaped groove therein and an expander of generally triangular cross-section in the groove for biasing radially positioned lips into sealing engagement with the machinery to be sealed.

REFERENCES:
patent: 2419588 (1947-04-01), Pasco
patent: 3851888 (1974-12-01), Limpson et al.

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