PROBLEM TO BE SOLVED: To improve assemblability of a cover member.SOLUTION: A shock absorber 100 includes: a cylinder 1 from one end of which a piston rod 1a extends; a cylindrical dust boot 7 that has an expandable/contractable bellows part 7a and a small-diameter part 7b having an inner diameter smaller than that of the bellows part 7a, and protects the piston rod 1a; and a bump cap 6 on the outer periphery of which provided is a projection part 6a to which the small-diameter part 7b of the dust boot 7 is engaged. In the small-diameter part 7b of the dust boot 7, a swollen part 7d swollen radially outside is formed, and the rigidity on an open end side in the swollen part 7d is made lower than the rigidity on a base end side in the swollen part.SELECTED DRAWING: Figure 1

    【課題】カバー部材の組付性を向上する。【解決手段】ショックアブソーバ100は、一端からピストンロッド1aが延出するシリンダ1と、伸縮可能な蛇腹部7aと蛇腹部7aの内径よりも内径が小さい小径部7bとを有し、ピストンロッド1aを保護する筒状のダストブーツ7と、シリンダ1に嵌装され、ダストブーツ7の小径部7bが係止される凸部6aが外周に設けられたバンプキャップ6と、を備え、ダストブーツ7の小径部7bには、径方向外側に膨らむ膨出部7dが形成され、膨出部7dにおける開放端側の剛性は、膨出部における基端側の剛性よりも低い。【選択図】図1


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    Titel :

    CYLINDER DEVICE AND COVER MEMBER


    Weitere Titelangaben:

    シリンダ装置及びカバー部材


    Beteiligte:
    MIWA MASAHIRO (Autor:in) / ANDO KAZUMA (Autor:in)

    Erscheinungsdatum :

    2016-05-23


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16F SPRINGS , Federn / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / F16J Kolben , PISTONS



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