To provide a buffer with a vehicle height adjustment function that can restrain deterioration of ride comfort in a vehicle even if a vehicle height is adjusted by increasing/decreasing a pressure in a cylinder.SOLUTION: A buffer SA with a vehicle height adjustment function according to the present invention comprises: a buffer body D comprising a cylinder 1, a piston 2 partitioning the inside of the cylinder 1 into an extension side chamber R1 filled with liquid, and a pressure side chamber R2, a piston rod 3 connected to the piston 2, and an outer cylinder 5 covering the cylinder 1; a housing (partition member) 30 partitioning the inside of the outer cylinder 5 into a tank T storing the liquid, and a reservoir R made to communicate with the pressure side chamber R2, and for compensating volume of the piston rod 3 entering/leaving the inside of the cylinder 1; a pump 31 provided in the housing (partition member) 30, and for supplying/discharging the liquid to/from the inside of the cylinder 1 via the reservoir R; and a damping force adjustment valve 18 provided in the housing (partition member) 30, and capable of adjusting damping force at the time of extension/contraction of the buffer body D.SELECTED DRAWING: Figure 1

    【課題】シリンダ内の圧力を増減させることによって車高を調整しても車両における乗心地の悪化を抑制できる車高調整機能付き緩衝器を提供する。【解決手段】本発明における車高調整機能付き緩衝器SAは、シリンダ1と、シリンダ1内を液体が充填される伸側室R1と圧側室R2とに区画するピストン2と、ピストン2に連結されるピストンロッド3と、シリンダ1を覆う外筒5とを有する緩衝器本体Dと、液体を貯留するタンクTと圧側室R2に連通されてシリンダ1内にピストンロッド3が出入りする体積を補償するリザーバRとに外筒5内を区画するハウジング(仕切部材)30と、ハウジング(仕切部材)30に設けられてリザーバRを介してシリンダ1内に液体を給排させるポンプ31と、ハウジング(仕切部材)30に設けられて緩衝器本体Dの伸縮時の減衰力を調整可能な減衰力調整バルブ18とを備えている。【選択図】図1


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    Title :

    BUFFER WITH VEHICLE HEIGHT ADJUSTMENT FUNCTION


    Additional title:

    車高調整機能付き緩衝器


    Contributors:

    Publication date :

    2024-09-12


    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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