It introduced axial pneumatic clutch structure, principle, function of de-airing extruder, and analysed its common fault in product.
介绍了真空挤出机气动离合器的结构、原理、功用，分析了气动离合器常见的故障。
2
Once the circuit is broken the amplifier detects the voltage change in this circuit and de-energises the magnetic clutch relay, turning the compressor off.