เหตุผลที่วาล์วต้องอาศัยหัวขับวาล์วในการควบคุมมีดังนี้ Rotary Actuators are available in two types, Rack and Pinion and Vane design and style. When the applying calls for rotational movement lower than a person revolution, rotary cylinders can mount right at the tools joint with out taking up space with long stroke lengths, which would be needed https://emilioing5j.dailyblogzz.com/18939205/considerations-to-know-about-pneumatic-actuator-solenoid-valve