| 摘要 |
PURPOSE: A multi-stage injector of a dish washer is provided to control the injecting force of the washing water by varying the resistance of a passage installed between a water collecting vessel and a nozzle. CONSTITUTION: A multi-stage injector of a dish washer comprises a water collecting vessel(16) installed in the lower portion of a washing tub to collect the washing water, upper and lower nozzles rotatably installed in the washing tub and injecting the washing water, a washing pump installed at a portion of the water collecting vessel and pumping the washing water toward upper and lower passages, a distribution valve(50) rotatably installed at the branching portion of the upper and lower passages and controlling the water pressure of the washing water injected toward the upper and lower nozzles, and a drive unit(60) connected with the distribution valve and controlling the operation of the distribution valve.
|
