Sealing device

Details Sealing device Sealing device

1997-06-26

2000-08-15

Cuomo, Peter M.

Seal for a joint or juncture

Seal between relatively movable parts

Circumferential contact seal for other than piston

277559, F16J 1532

Patent

active

061024090

ABSTRACT:
A sealing device including an annular support structure, a first annular sealing lip made of rubber and supported by the annular support structure, and a second annular sealing lip adjacent to the first annular sealing lip, the second annular sealing lip being made of resin and supported by the annular support structure. The first sealing lip made of rubber is located on the side to be sealed of the second sealing lip made of resin, and grease is held in a space formed by the first and second sealing lips and a shaft.

REFERENCES:
patent: 4310163 (1982-01-01), Pippert
patent: 4623153 (1986-11-01), Nagasawa
patent: 4739993 (1988-04-01), Steusloff et al.
patent: 5055015 (1991-10-01), Furukawa
patent: 5106565 (1992-04-01), Saitoh
patent: 5509666 (1996-04-01), Abraham et al.
patent: 5544895 (1996-08-01), Heine et al.
patent: 5615894 (1997-04-01), vom Schemm
patent: 5664651 (1997-09-01), Miura et al.
patent: 5690471 (1997-11-01), Sasaki

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