Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for a pipe – conduit – or cable
Reexamination Certificate
2006-08-11
2008-11-25
Patel, Vishal (Department: 3676)
Seal for a joint or juncture
Seal between fixed parts or static contact against...
Contact seal for a pipe, conduit, or cable
C277S609000, C277S615000, C277S644000, C277S648000
Reexamination Certificate
active
07455299
ABSTRACT:
A sub sealing projection of an elastic sealing member for a fuel tank is entirely angled, and shaped so as to satisfy 20° ≦ θ1(angle defined by its upper surface and a cylindrical sealing portion)≦ 35°, 50° ≦ θ2(angle defined by its lower surface and the cylindrical sealing portion)≦ 70°, 0.4≦ B (radial distance between a portion having a diameter corresponding to an inner peripheral surface of the cylindrical wall portion and a leading end of the sub sealing projection)/A (maximum projecting distance of the sub sealing projection)≦ 0.55, and a leading end portion of the sub sealing projection is shaped so as to satisfy a condition, 0.1≦ R (curvature radius of cross-section thereof)/C(length of a base portion of the sub sealing projection)≦ 0.2.
REFERENCES:
patent: 2924472 (1960-02-01), Bush
patent: 3702193 (1972-11-01), Fleget et al.
patent: 5649713 (1997-07-01), Ledgerwood
patent: 7093820 (2006-08-01), Anderson et al.
patent: 2005/0035558 (2005-02-01), Dipzinski et al.
Patent Abstracts of Japan, Application No. 2003-069497; Seal Member and Seal Structure.
Patent Abstracts of Japan, Application No. 2004-293459; Fuel Tank.
Kodaka Yoshiki
Mori Hiroyoshi
Andrus Sceales Starke & Sawall LLP
Patel Vishal
Tokai Rubber Industries Ltd.
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