Both the push rod and push rod spring are installed on the lid liner, and screwed.
推杆与推杆弹簧安装在锅盖内衬上，并用螺钉连接固定。
youdao
Single acting, single rod, spring return.
单作用，单杆，弹簧复位。
应用推荐
模块上移
模块下移
不移动