PROBLEM TO BE SOLVED: To provide a silencer for overlapped leaf spring capable of preventing deterioration of durability, and effectively reducing noise occurring with deflection of a leaf spring.SOLUTION: A silencer 1 for overlapped leaf spring is arranged between leaf springs 60a-60c adjacent in an overlapping direction, among a plurality of leaf springs 60a-60c constituting an overlapped leaf spring 6. The silencer 1 for overlapped leaf spring is composed of a resin material comprising thermoplastic elastomer having Shore D of 50 or less and friction coefficient of 0.5 or less. To the resin material, silicone-based lubricant, fluorine-based lubricant, or aliphatic acid, metal soap, phosphate and lubricant are added, as needed.SELECTED DRAWING: Figure 1

    【課題】耐久性の低下を防止しつつ、重ね板ばねの撓みに伴い発生する異音をより効果的に低減することができる重ね板ばね用のサイレンサを提供する。【解決手段】重ね板ばね用サイレンサ1は、重ね板ばね6を構成する複数の板ばね60a〜60cのうち、重なり方向に隣り合う板ばね60a〜60c間に配置される。重ね板ばね用サイレンサ1は、ショアD50以下、摩擦係数0.5以下の熱可塑性エラストマーからなる樹脂素材で構成されている。この樹脂素材には、必要に応じて、シリコン系潤滑剤、あるいは、フッ素系潤滑剤、または、脂肪酸、金属石けん、リン酸塩および潤滑油が添加される。【選択図】図1


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    Title :

    SILENCER FOR LEAF SPRING AND OVERLAPPED LEAF SPRING


    Additional title:

    重ね板ばね用サイレンサおよび重ね板ばね


    Contributors:

    Publication date :

    2018-08-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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