To provide a dynamic damper that can efficiently exert damping effect against vibration in a specific direction that should be damped primarily by regulating a weight from moving in a predetermined direction.SOLUTION: A dynamic damper D includes: a weight 15; elastic members S1 to S3 for supporting the weight 15 so as to be capable of vibrating; and movement regulating means WG for regulating the weight 15 from moving in a predetermined direction.SELECTED DRAWING: Figure 3

    【課題】ダイナミックダンパにおいて、重錘の所定方向の移動を規制できるようにして、本来制振すべき特定方向の振動に対する制振効果を効率よく発揮できるようにする。【解決手段】重錘15と、この重錘15を振動可能に支持する弾性部材S1〜S3とを備えたダイナミックダンパDが、重錘15の所定方向の移動を規制する移動規制手段WGを備える。【選択図】 図3


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    Title :

    DYNAMIC DAMPER, HEADREST AND VEHICULAR SHEET


    Additional title:

    ダイナミックダンパ、ヘッドレスト及び乗物用シート


    Contributors:

    Publication date :

    2020-07-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / A47C Stühle , CHAIRS / F16F SPRINGS , Federn



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