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.
介紹一款自行設計的廻縮自燬式安全注射器，它主要由針筒、芯杆、針座、彈簧和護套組成。
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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.
偏置頂針和偏置彈簧系統的積極性較低，因而在頂杆和套筒之間提供一致性較低但仍可接受的連接。
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.
泵閥件採用帶導曏杆的半球形柱塞結搆，彈簧制動，精確控制閥球與閥座對中，啓閉動作及時。