lifting pin

基本解释

This is probably caused by the attacker lifting and lowering the pin stack, trying to find the shear-line.
這可能是開鎖者試圖將高位珠子調整至切線而造成的。
The utility model relates to a human-push seeding fertilizer drill. A guiding wheel and a lifting rod are arranged on a front bracket; an elastic pin fixes the lifting rod;
一種能夠進行人推式播種施肥機，它是在導曏輪、陞降杆安裝在前姿架上，松緊銷固定陞降杆。
ip.com
The lifting plate is locked automatically by a positioning pin, and then the supporting plate of the pancake is replaced to enable the pancake machine to automatically work again.
定位銷自動鎖住陞降板，然後更換煎餅托板，煎餅機重新自動開始工作。
ip.com