Patent ID: 9228290
Filing Date: 2016-01-05
CPC Classification: A47L,D06F,G01F,Y02B,Y10T

Claim Text:
1. A washing machine comprising: a tub; a water level sensing apparatus; and a connection hose to guide wash water supplied to the inside of the tub of the washing machine to the water level sensing apparatus, wherein: the water level sensing apparatus includes a main body provided with an inner wall and an outer wall and filled with water supplied to the inside of the inner wall, a plurality of electrodes inserted between the inner wall and the outer wall to be opposite to each other, a micro-computer to determine a water level in the main body through variation of a capacitance value of the plurality of electrodes, a plurality of electrode exposure parts protruding through the outer wall of the connection hose to expose the plurality of electrodes which face each other, a connector electrically connecting the plurality of electrode exposure parts to the micro-computer and protruding electrode connection parts corresponding to the plurality of electrode exposure parts to electrically connect the plurality of electrode exposure parts to the micro-computer; and the micro-computer determines the determined water level in the main body to be a level of the wash water in the tub.