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- vent valve piston 通风阀活塞
- Open vent needle valve and bleed air from hose. Then close vent valve. 开启排气针形阀，并从软管排放空气。然后关闭排气阀。
- Frequently open the vent valve to vent out the air in side the system. 经常开启管道排空阀门，以排出系统中的空气。
- Remove the cover and diaphragm. The relief valve piston assembly can be lifted straight up and out. 拆卸阀盖和隔膜。安全阀活塞总成可以笔直提出到外面来。
- Relief valve piston O-ring not free to move due to pipe scale, dirt or build up of mineral deposits. 由于管道的划痕、污垢或矿物质沉淀累积造成安全阀活塞O形环无法自由移动。
- The solenoid plunger pulls the vent valve down, blocking off the passage to the charcoal canister. 电磁柱塞拉下通气阀，堵住通向活性碳罐的通路。
- The working process of the pneumatic valve was descried and the force on the valve piston was analyzed. 通过对气动阀工作过程的描述及对其阀芯的受力分析,提出了气动排污阀设计方法。
- A direct-acting vent valve is tightest when tank pressures are 75 percent or less of set pressure. 当罐压力为设定压力的75%25或更低时，直接作用式通气阀有最好的气密性。
- A pressure-and-vacuum vent valve is a kind of important adjunct,which pressure testing relates to its security and reliability. 呼吸阀是油罐的重要附件之一,其试验压力关系到呼吸阀的安全性和可靠性。
- All pressure instruments shall have a vent valve to provide the capability of depressurizing the sensing line after the block valve is closed. 所有压力仪表应配备一个排气阀，以便在截止阀关闭后能够使导压管泄压。
- Open pump suction venting valve until gas free. 打开泵入口管线上的放空阀，至无气体。
- A pilot-operated vent valve for pressure relief uses tank pressure, not weights or a spring, to keep the vent valve seat closed. 先导式通气阀泄压时利用储罐压力，而不是重力或弹簧外力，来保持通气阀阀座关闭。
- For modulating action, the main vent valve opens gradually with increasing pressure and achieves rated relieving capacity at relieving pressure. 对于调制式先导器，主阀门将随压力增加而逐渐打开，在泄放压力时达到额定排放量。
- Unlike in a direct-acting vent valve, the force holding the seat closed in a pilot vent valve increases with increasing pressure. 不同于直动式通气阀，先导式通气阀保持阀座关闭的作用力随压力增加而增加。
- The structual characteristic and the technology reguirement of the mitre valve piston were analyzed in this paper,a fairly feasible fixed angled hole mould was designed by the method of technology benchmark for the angled hole machining. 对锥阀芯的结构特点及工艺要求进行分析,采用工艺基准法设计出一套适用性较强的固定式钻模,用于锥斜孔零件的加工。
- The calculation formulas for drain valve and vent valve in long drainpipe are approached, and the valve diameters are calculated being compared with the result in some literature. 探讨了热水管网放水阀、放气阀直径的计算公式,计算了长放水管放水阀直径,并与文献中短放水管放水阀直径进行了比较。
- The HYDAC Air Vent Valve eliminates air bubbles which accumulate in hydraulic systems immediately after startup or after long periods of shutdown of the system. 在 HYDAC 排气阀消除气泡的液压系统中的积累后 ， 立即启动或以后的系统关机长时间。
- Manifold shall have safety pressure relieve valve, pressure regulators, and pressure gauges indicating inlet and outlet pressure, bleed valve (vent valve) and pigtail for cylinder connections. 气体管路需要有安全压力释放阀门、压力调节阀门、压力表来指示气体压力。
- hydraulic relay valve piston cup 液压继动阀活塞皮碗
- Where required, the piping installation shall include valves for isolation, bypass capable of full flow manual control, and drain and vent valves. 管道的安装应按照要求包括隔离阀和旁通阀，用于控制全流量手动控制调节阀、排液阀和排气阀。
