Patent ID: 6202451
Filing Date: 2001-03-20
Classification: D06F

Abstract:
A power transmission apparatus of a washing machine the apparatus employing an outer tub, a wash/spin-dry tub inside said outer tub, and an agitating member disposed inside said wash/spin-dry tub for agitating laundry, comprising:upper and lower cover flanges coupled to a bottom surface of said outer tub for accommodating a driving source between said upper and lower flanges and for supporting said driving source;a motor shaft extended from said driving source through said outer tub and said wash/spin-dry tub;a sealing member for sealing a space between said outer tub and said motor shaft to prevent water contained inside said outer tub from leaking out of said outer tub and for causing said motor shaft to rotate independently from said outer tub;a ball bearing having an inner ring thereof push-fitted into an outer circumference of said motor shaft while an outer ring thereof is push-fitted into an inner circumference of said upper cover flange; anda decelerator disposed between said outer tub and said agitating member, coupled to sid motor shaft, receiving a rotation power from said motor shaft, generating a decelerated rotation power, transmitting said decelerated rotation power to said agitating member.