公开(公告)号：US4159809A

公开(公告)日：1979-07-03

申请号：US867475

申请日：1978-01-06

Applicant: Gerry Rawson

Inventor： Gerry Rawson

IPC: B60R22/34 ,  B65H75/48 ,  F03G1/08

CPC classification number: B60R22/34 ,  Y10T29/49799 ,  Y10T29/49863

Abstract: A prewound retractor spring housing assembly for mounting to a preassembled safety belt retractor having a storage reel shaft end protruding from a side wall of the retractor, the shaft end having a retraction spring end receiving slot, has a spring mounting base means for receiving a retractor coil spring to be prewound thereon, spring cup means for encompassing the coil spring when prewound on the base means and for cooperating with the base means to prewind the spring to a desired prewound condition, means for locking the cup means to the base means and means for mounting the assembly to the safety belt retractor in a manner to automatically place the prewound spring in biasing relation to the safety belt reel.

Abstract translation: 一种预卷绕卷收器弹簧壳体组件，用于安装到预先组装的安全带卷收器上，该卷收器具有从牵开器的侧壁突出的存储卷轴轴端，该轴端具有缩回弹簧端接收槽，具有弹簧安装底座装置， 用于在其上预卷绕的螺旋弹簧，弹簧杯装置，用于当在基座装置上预卷绕时包围螺旋弹簧，并且用于与基座装置配合以将弹簧预旋到期望的预卷绕状态;用于将杯装置锁定到基座装置和装置 用于将组件安装到安全带卷收器上，以便将预卷绕弹簧自动地置于与安全带卷轴偏置的位置。