To provide a technique that can give attitude variation to an occupant, while suppressing buttocks of the occupant from slipping forward.SOLUTION: A vehicular seat comprises a seat cushion and a seat back connected to the seat cushion, where the seat back includes an attitude variation mechanism having a back-side support mechanism. In a fatigue relieving operation using the attitude variation mechanism, the back side support mechanism set at a position of a lumbar spine part of an occupant is moved backward from a first position state and then is set into a second position state (a), and thereafter, the back-side support mechanism is gradually moved forward, from the second position state to the first position state (b).SELECTED DRAWING: Figure 11

    【課題】臀部の前ずれを抑制しながら、乗員に姿勢変化を与えることのできる技術を提供する。【解決手段】シートクッションと、シートクッションに連結されたシートバックと、を備え、前記シートバックは、背面支持機構を有する姿勢変化機構を含む。姿勢変化機構を用いた疲労軽減動作において、a)乗員の腰椎部の位置へ設定した背面支持機構を、第1位置状態から後方向側へ移動させて第2位置状態に設定し、b)その後、背面支持機構を、第2位置状態から第1位置状態まで、前方向側へ段階的に移動させる技術が提供される。【選択図】図11


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    Titel :

    VEHICULAR SEAT


    Weitere Titelangaben:

    車両用シート


    Beteiligte:
    YOSHIDA YUMI (Autor:in) / YAMAKAWA TAKUMI (Autor:in) / HAYAKAWA SOICHIRO (Autor:in) / IKEURA YOSHIATSU (Autor:in)

    Erscheinungsdatum :

    2023-04-20


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

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



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