| 摘要 |
A solenoid valve includes a holder, which holds a locating rod that defines an air discharging hole for quick discharge of an air, a coil assembly, an actuating rod axially slidably mounted in the coil assembly, a spring stopped between the actuating rod and the locating rod, a flexible seal for sealing the air discharging hole and the coil assembly is energized to move the actuating rod toward the locating rod, and a slow-speed air discharging hole, which may be formed in the locating rod, the actuating rod, or the flexible seal for discharging of an air after blocking of the air discharging hole by the seal.
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