PROBLEM TO BE SOLVED: To provide a grommet that is mounted in a through hole in a track shape and that improves cut-off performance between an inner peripheral edge of the through hole and a bottom surface of an annular groove of the grommet.SOLUTION: A grommet 20 comprises a cylinder part and a mounting part 30 formed to be projected at an outer peripheral part of the cylinder part and having an annular groove, in which an inner peripheral edge of a through hole 18 can be fitted, formed at an outer peripheral part. A bottom surface 42 of the annular groove is formed in a track shape having a pair of linear parts 42a and a pair of arcuate parts 42b which are formed arcuately to be convex outward and connect both one-side ends and both the other-side ends of the pair of linear parts 42a respectively. Inner peripheral side parts of the arcuate parts 42b include parts gradually increasing in thickness size from centers thereof toward connection parts between the arcuate parts 42b and linear parts 42a.SELECTED DRAWING: Figure 3

    【課題】トラック形状の貫通孔に装着されるグロメットにおいて、貫通孔の内周縁部とグロメットの環状溝の底面との間の止水性の向上を図ることを目的とする。【解決手段】グロメット20は、筒部と、筒部の外周部に突出するように形成されると共に、外周部に貫通孔18の内周縁部を嵌め込み可能な環状溝が形成された装着部30とを備える。環状溝の底面42が一対の直線部42aと、外向きに凸となる弧状に形成され、一対の直線部42aの一方側の両端及び他方側の両端のそれぞれを繋ぐ一対の弧状部42bとを有するトラック形状に形成されている。弧状部42bの内周側部分が、その厚み寸法が、その中央から弧状部42bと直線部42aとの連結部分に向うに従って徐々に大きくなる部分を含む。【選択図】図3


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    Titel :

    GROMMET AND ELECTRIC WIRE WITH GROMMET


    Weitere Titelangaben:

    グロメット及びグロメット付電線


    Beteiligte:
    UJITA SATOSHI (Autor:in)

    Erscheinungsdatum :

    2016-06-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H02G INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES , Verlegen oder Installieren elektrischer Kabel oder Leitungen, Verlegen oder Installieren kombinierter optischer und elektrischer Kabel oder Leitungen / F16L PIPES , Rohre / H01B CABLES , Kabel



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