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发明授权
CN107117129B 座位安全带用卷收装置的爪构件限制单元及包含其的座位安全带用卷收装置 有权

座位安全带用卷收装置的爪构件限制单元及包含其的座位安全带用卷收装置
摘要：
本发明涉及座位安全带用卷收装置的爪构件限制单元及包含其的座位安全带用卷收装置。根据本发明的座位安全带用卷收装置的爪构件限制单元包括：凸轮突起部，所述凸轮突起部设置在扭杆的另一侧，以随着由预紧器的工作所导致的所述扭杆的旋转而移动，所述扭杆设置在卷轴的内侧且共用所述卷轴的旋转轴以与所述卷轴一起旋转；以及旋转构件，所述旋转构件随着所述凸轮突起部的移动而基于旋转轴旋转，以对执行自动锁止功能的爪构件的突出移动施加相反方向的外力。
摘要（英）：

A pawl member holding unit of a retractor for a seat belt includes: a cam protrusion which is provided at the other side of a torsion bar that is provided inside a spool, shares a rotation axis with the spool, and rotates together with the spool, the cam protrusion moving in accordance with the rotation of the torsion bar by an operation of a pretensioner; and a rotating member which rotates about a rotating shaft in accordance with the movement of the cam protrusion, and applies external force in a direction opposite to a direction in which a pawl member, which performs an automatic locking function, protrudes.

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