| 摘要 |
A valve closable control device is provided, which controls the injection of the liquid materials according to pressure change against volume. A valve closable control device squirts necessary amount when discharging the contents of all kinds of the containers. The valve closable control device is classified into the kit type, the integrated container type, and the integrated lid type. The flow valve(102) is opened by the pressure of the container. At the same time, the power is delivered to the torsion spring(103). The flow valve comes back to the same location as the fixing valve(101) by the elasticity and pressure. |
