<p>A tightening system for tightening a fastening member includes: a driving section producing torque for tightening the fastening member; an extension bar coupled to the driving section and rotating by the torque; a spindle to which the torque is transmitted via the extension bar and which is connected to the extension bar such that the spindle moves forward or backward in a rotational axis direction of the extension bar with respect to the extension bar; a socket provided at a tip of the spindle and engages in the fastening member; a spindle case housing the spindle and helically spline-engaging with the spindle along a rotational axis direction of the spindle; an outer case housing the spindle case; and a switch for switching between held and separated states between the spindle case and the outer case.</p>
申请公布号
WO2013027122(A1)
申请公布日期
2013.02.28
申请号
WO2012IB01955
申请日期
2012.08.22
申请人
TOYOTA JIDOSHA KABUSHIKI KAISHA;GIKEN INDUSTRIAL CO., LTD.;ONO, AKIO;FUKUMOTO, SEIZO