Seal for a joint or juncture – Seal between relatively movable parts – Circumferential contact seal for other than piston
Reexamination Certificate
2011-03-01
2011-03-01
Patel, Vishal (Department: 3676)
Seal for a joint or juncture
Seal between relatively movable parts
Circumferential contact seal for other than piston
C277S611000, C277S639000
Reexamination Certificate
active
07896354
ABSTRACT:
A composite sealing material to be installed in a sealing groove includes a first sealing member that is located on the outer peripheral side of the sealing groove and that is made of an elastic member; and a second sealing member that is located on the inner peripheral side of the sealing groove and that is made of a material harder than the first sealing member, wherein the first sealing member is provided with a crosswise protrusion formed projecting in a radial inner direction from a radial inner side of the almost central section of the thickness direction; the second sealing member is formed in an almost cross sectional C shape by flange portions and formed at the both ends and an inner wall portion in an almost linear shape for connecting the flange portions; and a space is ensured between the crosswise protrusion and the inner wall portion in an almost linear shape of the second sealing member in a state that the first sealing member and the second sealing member are assembled in an integrated manner.
REFERENCES:
patent: 2965421 (1960-12-01), Zindler
patent: 3848880 (1974-11-01), Tanner
patent: 3918726 (1975-11-01), Kramer
patent: 4052112 (1977-10-01), Faber
patent: 4281590 (1981-08-01), Weaver
patent: 4681327 (1987-07-01), d'Agostino et al.
patent: 5536018 (1996-07-01), Szott
patent: 2007/0075503 (2007-04-01), Hayashi et al.
patent: 1087157 (2001-03-01), None
patent: 50153348 (1975-12-01), None
patent: 61164862 (1986-10-01), None
patent: 638476 (1988-01-01), None
patent: 2001124213 (2001-05-01), None
patent: 2005164027 (2005-06-01), None
patent: 2005330988 (2005-12-01), None
patent: 2007120738 (2007-05-01), None
Nippon Valqua Industries, Ltd.
Patel Vishal
The Webb Law Firm
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