平面螺旋弹簧也被称为螺旋扭转，钟表弹簧或电刷弹簧。
Flat spiral springs are also known as spiral torsion, clock springs or brush springs.
阐述QD 2853起动机电刷盒弹簧座原成型模的缺陷并进行改进。
Elaborates QD2853 generator electronics brush box spring place originally forming die flaw and makes improvement.
检查电刷磨损情况，及恒力弹簧是否变形，电刷磨损过多或恒力弹簧已变形予以更换。
Check the wear of the electric brush and see whether the constant force spring has distorted or not. Over-worn electric brush and distorted force spring should be replaced.
所述制动装置在所述弹簧30和至少一轨道36之间具有一制动器，用以限制所述电刷沿轨道的运动范围。
The braking device is provided with a brake between the spring 30 and at least one of the tracks 36, and the brake is used for restricting the movement range of the electric brush along the tracks.
所述制动装置在所述弹簧30和至少一轨道36之间具有一制动器，用以限制所述电刷沿轨道的运动范围。
The braking device is provided with a brake between the spring 30 and at least one of the tracks 36, and the brake is used for restricting the movement range of the electric brush along the tracks.
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