spring plunger

基本解释

An auto-retractable self-disable safety syringe is introduced. The product mainly consists of barrel, plunger hander, needle holder, spring and needle cap.
介绍一款自行设计的回缩自毁式安全注射器，它主要由针筒、芯杆、针座、弹簧和护套组成。
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Bias-plunger and bias-spring systems are less aggressive, and subsequently deliver a less consistent, yet still acceptable, connection between plunger and barrel.
偏置顶针和偏置弹簧系统的积极性较低，因而在顶杆和套筒之间提供一致性较低但仍可接受的连接。
The pump valve has a structure of semi-spheric plunger with guide rod, and its seat and ball are aligned by means of a spring, and it is opened and closed in time.
泵阀件采用带导向杆的半球形柱塞结构，弹簧制动，精确控制阀球与阀座对中，启闭动作及时。