PROBLEM TO BE SOLVED: To provide a vehicular occupant restraint apparatus that winds up a webbing (a seat belt) at high-speed when the vehicle collides.SOLUTION: A seatbelt retractor control circuit 40 performs the control for: driving a motor 22 and causing a fly wheel unit 98 of a drive force retention mechanism 90 to retain driving force of the motor 22 in a case where there is a risk of a vehicular collision on the basis of an instruction from a vehicle ECU 82; and applying the driving force retained in the drive force retention mechanism 90 to a spool 24 of a seatbelt retractor 20 when the vehicle collides.SELECTED DRAWING: Figure 2

    【課題】車両衝突時にウエビング(シートベルト)を高速で巻き取る車両用乗員拘束装置を提供する。【解決手段】シートベルトリトラクタ制御回路40は、車両ECU82からの指令に基づき、車両衝突のおそれがある場合にモータ22を駆動させると共に駆動力保持機構90のフライホイールユニット98にモータ22の駆動力を保持させる制御を行い、車両衝突時に駆動力保持機構90に保持された駆動力をシートベルトリトラクタ20のスプール24に供給する制御を行う。【選択図】図2


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    Title :

    VEHICULAR OCCUPANT RESTRAINT APPARATUS


    Additional title:

    車両用乗員拘束装置


    Contributors:

    Publication date :

    2018-03-01


    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



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