PROBLEM TO BE SOLVED: To provide a lumbar support device dispensing with a dedicated part and also facilitating assembling.SOLUTION: A hinge mechanism comprises: front side contact parts 46, 47, 48, 49 formed integrally with a warp plate 31 and contacting a big wire 5 from a front side; and rear side contact parts 33a, 37a formed integrally with the warp plate 31 and contacting the big wire 5 from a rear side. The rear contact parts 33a, 37a support a lower part of the big wire 5. The rear contact parts 33a, 37a are integrally formed with cantilever cut-and-raised pieces 33c, 37c contacting an upper part of the big wire 5 and preventing the big wire 5 from being detached from the hinge mechanism.SELECTED DRAWING: Figure 1

    【課題】専用部品が不要で、組付けも容易なランバーサポート装置を提供することを課題とする。【解決手段】ヒンジ機構は、反りプレート31に一体的に形成され、ビッグワイヤ5に前方から当接する前方当接部46,47,48,49と、反りプレート31に一体的に形成され、ビッグワイヤ5に後方から当接する後方当接部33a、37aと、からなり、後方当接部33a、37aは、ビッグワイヤ5の下部を支持し、後方当接部33a、37aには、ビッグワイヤ5の上部に当接し、ビッグワイヤ5がヒンジ機構より抜けないようにする片持ち切り起こし片33c、37cが一体的に形成されている。【選択図】図1


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    Title :

    LUMBAR SUPPORT DEVICE


    Additional title:

    ランバーサポート装置


    Contributors:

    Publication date :

    2017-04-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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