FLOW CONTROL DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a flow control device enabling circulation of fuel for lubricating a valve member without stagnation and maintaining good sliding condition of the valve member in relation to a valve body.

SOLUTION: A circulation channel 12X capable of circulating fuel for lubricating the valve element 12 is provided on an sliding surface 121 of the valve element 12. One end part of the circulation channel 12X is made communicate to an oil pocket part F provided in an inner space 11S of the valve body 11 and another end part is made communicate to a fuel channel W.

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