PURPOSE: To ensure operation by arranging a hermetic fresh water storage tank on the upper side of a working tank and connecting a draft piping at the bottom of the fresh water storage tank.
CONSTITUTION: A detergent injecting vessel 5' has an opening 50 at the bottom and the opening 50 is connected to a working tank 35 of a washing machine via a hose. The detergent injecting vessel 5' has a city water introducing piping and is controlled via solenoid valves 51, 52. Its inlet is connected to a fresh water connection piping 406. The fresh water storage tank 40 is arranged in extreme proximity to the detergent injecting vessel 5' and an overflow piping 401 is also short and the internal volume is small. The space height 407 between the downward facing opening of the overflow piping 401 and the opening of a fresh water connectoin piping 402 is made corresponding smaller. Suction back prevention is made sure and an inexpensive operation is made possible.
UORUFUGANGU PUROTSUPE
KAARU CHIIRU
