Mainly by the pilot valve seat, valve, diaphragm, spring, adjusting springs and other parts.

导阀主要由阀座、阀瓣、膜片、弹簧、调节弹簧等零件组成。

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Variable play cam is the effective number of the control spring, and the height of the bolt adjusting spring;

变剧凸轮是控制弹簧的有效圈数，节距刀下面螺栓调节弹簧高度；

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The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.

其安全阀是通过密封垫和调节弹簧构成的，当进口压力大于设定值时克服弹簧压力， 把过压气体泄放出去。

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Besides being sited amid a beautiful setting with a view of the stage and the sound of rushing water, the spring also remains a constant 106.7 degrees Fahrenheit because the staff is always checking the temperature and adjusting the amount of water entering the spring.

FORBES: Ryokans Beyond Calm