Invention Application
US20100313980A1 Solenoid valve apparatus 有权
电磁阀装置

Solenoid valve apparatus
Abstract:
A solenoid valve apparatus includes a solenoid valve and a switching device that switches between a first state in which the working fluid in the pump chamber is discharged when the solenoid valve functions as a regulator valve and a second state in which discharge of the working fluid from the pump chamber is prohibited when the solenoid valve functions as the electromagnetic pump.
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