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    • 1. 发明公开
    • Fuel path sealing structure
    • Dichtungsanordnung eines Kraftstoffkanals
    • EP1744053A1
    • 2007-01-17
    • EP06023055.4
    • 2002-10-31
    • Bosch Automotive Systems Corporation
    • Hashimoto, KunihikoIioka, KazutakaSawaki, ToshikiSato, Sakae
    • F02M55/00F16J15/04
    • F02M55/005F02M61/168F02M2200/16F02M2200/8015
    • Fuel path sealing structure for a fuel injection valve, comprising a first body, which is formed with a first fuel path for high pressure fuel and comprises a first seal surface that surrounds the first fuel path; and a second body, which comprises a second surface facing the first seal surface, and which is formed with a second fuel path that communicates with the first fuel path to enable the high pressure fuel to be supplied to injection holes for the high pressure fuel, wherein a micro groove is formed in a position around the first fuel path or the second fuel path in at least either one of the first seal surface of the first body and the second seal surface of the second body.
    • 一种用于燃料喷射阀的燃料通路密封结构,包括:第一主体,其形成有用于高压燃料的第一燃料路径,并且包括围绕所述第一燃料路径的第一密封表面; 以及第二主体,其包括面对所述第一密封表面的第二表面,并且所述第二表面形成有与所述第一燃料路径连通的第二燃料路径,以使所述高压燃料能够供应到所述高压燃料的喷射孔, 其特征在于,在所述第一主体的所述第一密封面和所述第二主体的所述第二密封面的至少任一个中,在所述第一燃料路径或所述第二燃料路径的周围形成微槽。