Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
This flow controller is used as a controller of the amount of shampoo when people are taking a shower or washing hair. In reality, the possible amount of people' usage varies from child to adult. a child often squeezes out too much, and the liquid wouldn't be put back,causing a waste. this kind of flow controller is about using an additional amount controller to fix this matter, reduced the possibility of wasting.
xiamen university oftechnology