Detergent supply device and washing machine having the same

摘要

A washing machine includes a wash tub in which wash water is stored, a detergent supply device to supply detergent into the wash tub, and a water supply hose to supply the wash water from an external water supply source to the detergent supply device and subsequently into the wash tub. Movement of the wash water through the water supply hose is carried out by a hydraulic pressure of an external water supply source in an entire region of the water supply hose.

主权项

1. A washing machine comprising:
an upper wash tub in which wash water is stored; a lower wash tub disposed under the upper wash tub; an upper detergent supply device to supply detergent into the upper wash tub; a lower detergent supply device to supply detergent into the lower wash tub; an upper water supply hose to supply the wash water from an external water supply source to the upper detergent supply device and subsequently into the upper wash tub; and a lower water supply hose to supply the wash water from the external water supply source to the lower detergent supply device and subsequently into the lower wash tub, wherein movement of the wash water through the upper water supply hose is carried out by a hydraulic pressure of the external water supply source in an entire region of the upper water supply hose, wherein the upper detergent supply device includes a mixing unit in which the wash water supplied via the upper water supply hose and the detergent are mixed with each other, wherein the mixing unit includes
a wash water inlet portion to introduce the wash water in a first direction; anda wash water outlet portion to discharge the wash water with the detergent in a second direction opposite to the first direction, and wherein both the upper and lower detergent supply devices and the upper and lower water supply hoses are disposed between the upper wash tub and the lower wash tub.