초록 ▼

A washing machine including a first electromagnetic valve connected to a cleaning solution supply source, a supply pipe having a cleaning solution input port connected to the first electromagnetic valve to receive cleaning solution from the cleaning solution supply source and a clean water input por

A washing machine including a first electromagnetic valve connected to a cleaning solution supply source, a supply pipe having a cleaning solution input port connected to the first electromagnetic valve to receive cleaning solution from the cleaning solution supply source and a clean water input port connected to a clean water supply source to receive clean water from it and an output port, a second electromagnetic valve connected between the output port of the supply pipe and an automatic nozzle for permitting clean water and/or the cleaning solution to be delivered to the automatic nozzle, and a check valve for controlling the flowing direction of the cleaning solution from the first electromagnetic valve to the second electromagnetic valve.

대표청구항 ▼

[ What the invention claimed is:] [1.] A washing machine comprising:a first electromagnetic valve having an input port connected to a cleaning solution supply source and an output port connected to an input port of a check valve, and controlled by a switch control circuit to let cleaning solution to

[ What the invention claimed is:] [1.] A washing machine comprising:a first electromagnetic valve having an input port connected to a cleaning solution supply source and an output port connected to an input port of a check valve, and controlled by a switch control circuit to let cleaning solution to be delivered from said cleaning solution supply source to a check valve;a check valve having an input port connected to the output port of said first electromagnetic valve and an output port connected to an input port of a second electromagnetic valve, and adapted for guiding the cleaning solution from said first electromagnetic valve to a second electromagnetic valve;a supply pipe having a cleaning solution input port connected to the output port of said check valve, a clean water input port connected to a clean water supply source, and an output port disposed in communication with said cleaning solution input port and said clean water input port; anda second electromagnetic valve having an input port connected to the output port of said supply pipe and an output port, said second electromagnetic valve being separately controlled by said switch control circuit to let clean water and the cleaning solution pass.