精密弹簧（压簧、拉簧、扭簧、异形弹簧及电池弹簧等）、USB不锈钢伸缩发条、铜铁铝铆（窝）钉、爪钉/管珠、玩具车轴。

Precision spring(compression/tension/torsion/special-shape/battery spring), USB stainless clockwork spring, copper, iron and aluminum rivet, nail claw/claw pearl, and toy axle.

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这种安全接头主要由弹力爪、锁套、滑套和剪钉组成。

This joint is mainly comprised of elastic jaw, sliding sleeve and shear pin.

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使用者则将杠杆件(2)拉起到一个第二位置，因而爪齿(4)较宽的上段(8)将钉书钉(10)从被钉物上拔起。

The user then lifts the lever member (2) into a second position so that the wider top section (8) of teeth (4) lifts the staple (10) from the substrate.

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