快卸锁 meaning in English

ejector hardware
quick disconnect
quick release lock

Design of minor load - bearing sealed quick - release fastener
小型承力密封快卸锁的设计
Components for slings - safety - forged steel lifting hooks with latch - grade 4
吊索元件.安全性.带快卸锁的锻钢制提升吊钩. 4级
Components for slings - safety - part 2 : forged steel lifting hooks with latch - grade 8
吊链部件.安全性.第2部分:带快卸锁的锻制钢提升吊钩. 8级