To provide a height adjustment device which makes an internal mechanism less visible regardless of a height of the height adjustment device to improve the aesthetic quality of furniture.SOLUTION: A height adjustment device adjusts a height of a leg 1 relative to a floor surface and includes: a female screw part 13 formed with a female screw and provided at the leg 1; a caster 2 having a shaft part 4 formed with a male screw which threadedly engages with the female screw; a rotation knob 3 which has a rotation operation part 34 configured to be pinched by a user to allow the user to conduct rotational operation and which may rotate integrally with the shaft part 4 to move in a vertical direction; and a cover part 15 which covers an outer periphery of the rotation operation part 34 of the rotation knob 3.SELECTED DRAWING: Figure 2

    【課題】高さ調整装置の高さにかかわらず内部機構を目視されにくくして、家具の美観を向上させる。【解決手段】床面に対する脚1の高さを調整する高さ調整装置であって、雌ねじが形成され、脚1に設けられる雌ねじ部13と、前記雌ねじに螺合する雄ねじが形成された軸部4を有するキャスター2と、摘まんで回転操作することが可能な回転操作部34を有し、軸部4と一体的に回転して上下方向に移動可能な回転つまみ3と、回転つまみ3の回転操作部34の外周を覆うカバー部15と、を備えている。【選択図】図2


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    Title :

    HEIGHT ADJUSTMENT DEVICE, HEIGHT ADJUSTMENT COMPONENT, AND FURNITURE


    Additional title:

    高さ調整装置、高さ調整用部品及び家具


    Contributors:

    Publication date :

    2023-05-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    A47B Tische , TABLES / B60B VEHICLE WHEELS , Räder für Fahrzeuge



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