spring sleeve

Through the skillful design and collocation of the parts of sliding bar, protective sleeve and spring, as well as the choice of the right control scheme of direct current electromotor, the anticipated goal was achieved.

通过阀杆、保护套、弹簧等零件的巧妙设计和配合，并选择合适的直流电动机控制方案，达到了预期目的。

The lighting device comprises at least a metal sleeve with a female thread, a printed circuit board, a LED, a microswitch, a spring electrode, a battery and a rear metal cover.

照明装置至少包括带内螺纹的金属衬套、印刷电路板、发光二极管、微动开关、弹簧电极、电池及金属后盖。

The adjusting bolt, the valve core sleeve, the valve core, the spring, the steel ball, the copper block, the spring and the adjusting block are respectively arranged in two cylindrical valve bodies;

所述调整螺栓、阀芯套、阀芯、弹簧、钢球、铜块、弹簧和调节块，分别装配在所述两个圆柱形阀体内；

The sleeve for the left pneumatic spring has a pressure lock.

左气动弹簧的套筒具有压力锁。