To reliably prevent movements of the upper half body of an occupant in a seat belt device including a seat belt or a vehicle seat provided with the seat belt device.SOLUTION: A seat belt device 1 has: a seat belt 21 including a left belt part 21L restraining the left shoulder of an occupant and a right belt part 21R of the right shoulder of the occupant; a pair of retractors 22 including a left retractor 22L giving tension to the left belt part and a right retractor 22R giving tension to the right belt part; a lateral acceleration acquisition part 23 acquiring lateral acceleration of the left and right direction given to the occupant; and a control part 24 which drives the left retractor when the lateral acceleration acquired by the lateral acceleration acquisition part is the right direction, and drives the right retractor when the lateral acceleration acquired by the lateral acceleration acquisition part is the left direction.SELECTED DRAWING: Figure 1

    【課題】シートベルトを含むシートベルト装置又はシートベルト装置を備えた車両用シートにおいて、乗員の上半身の移動をより確実に防止する。【解決手段】シートベルト装置1が、乗員の左肩を拘束する左ベルト部分21L及び乗員の右肩を拘束する右ベルト部分21Rを含むシートベルト21と、左ベルト部分に張力を与える左リトラクタ22L及び右ベルト部分に張力を与える右リトラクタ22Rを含む一対のリトラクタ22と、乗員に加わる左右方向の横加速度を取得する横加速度取得部23と、横加速度取得部によって取得された横加速度が右方向であるときに左リトラクタを駆動し、横加速度取得部によって取得された横加速度が左方向であるときに右リトラクタを駆動する制御部24とを有する。【選択図】図1


    Access

    Download


    Export, share and cite



    Title :

    SEAT BELT DEVICE, AND VEHICLE SEAT PROVIDED WITH SEAT BELT DEVICE


    Additional title:

    シートベルト装置、及びシートベルト装置を備えた車両用シート


    Contributors:

    Publication date :

    2020-06-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



    Vehicle seat provided with seat belt retractor

    YONEHARA HIDETAKA / MIYAWAKI KAZUYA / NOMURA HIROYUKI et al. | European Patent Office | 2019

    Free access

    PRETENSIONER, SEAT BELT RETRACTOR, AND SEAT BELT APPARATUS PROVIDED WITH THE SEAT BELT RETRACTOR

    SUZUKI HIDEYUKI / IURA YUSUKE / SHIOTANI MASAHIRO | European Patent Office | 2017

    Free access

    VEHICLE SEAT WITH SEAT BELT DEVICE

    HAYASHI KOJI | European Patent Office | 2015

    Free access

    Seat belt retractor and seat belt device

    WATANABE KIYOSHI / ASAKO TADAYUKI | European Patent Office | 2024

    Free access

    SEAT BELT RETRACTOR AND SEAT BELT DEVICE

    KAMEYOSHI HIKARU / HIGUCHI TATSUYA | European Patent Office | 2021

    Free access