... air pump choke seat 气泵阻塞门座 pump valve seat 泵阀座 water pump bearing seat 水泵轴承座 ...
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pump suction valve seat 泵吸入阀座
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The pump valve has a structure of semi-spheric plunger with guide rod, and its seat and ball are aligned by means of a spring, and it is opened and closed in time.
泵阀件采用带导向杆的半球形柱塞结构，弹簧制动，精确控制阀球与阀座对中，启闭动作及时。
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