| 摘要 |
There are provided a latch valve consuming less power, having a simpler structure, and guaranteeing reliable valve operation, there is provided a flow control device comprising a plurality of latch valves connected in series, and the second to the last latch valves, among the latch valves connected in series, include an additional outflow path constantly communicating with a space part between a support body and a plunger, respectively, to allow water from an inlet to constantly flow out to the additional outflow paths. |
