Patent ID: 6776310
Filing Date: 2004-08-17
Classification: G01F

Abstract:
A structure of a soap dispenser head for delivering a fixed amount of soap liquid and to prevent any leakage of soap liquid, comprising a soap delivery head having a graded trough, a soap liquid inlet provided on a side of the graded trough, a soap liquid outlet provided at a bottom of the graded trough, a piston penetrating the graded trough, a middle section of the piston being provided with a ring in a larger outer diameter to receive a packing, and a cap provided on a top of the graded trough, the soap liquid outlet having an increasingly expanded diameter, a ring seat provided at a bottom of the ring, a coil fitted in a bottom of the ring seat, a stop provided at a lower end of the piston so that when the piston is depressed to go downwardly, the ring seat will close the soap liquid inlet on the graded trough to deliver a fixed amount of soap liquid while the stop completely closes up the soap liquid outlet once the piston returns to an original position there preventing leakage of soap liquid.