Washing machine with a bubble generator and method of laundering with use of air bubbles
AssigneeDaewoo Electronics Co., Ltd.
InventorsMoo-Seang Lim, Seung-Ki Min, Soon-Chur Se, Hae-Sang You, Jang-Sub Han
Life of this patent
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Abstract
Disclosed herein is a washing machine which comprises a bubble generator operable to supply a predetermined amount of air bubbles into the washer tube in a batchwise manner at such a time interval as to allow said amount of air bubbles supplied in a preceding batch to be substantially collapsed before a next supply of said air bubbles commences.
Claims4
An improved method of washing a laundry article in a washing machine having a washer tub capable of containing a level of washing fluid, and a pulsator disposed on a bottom of said washer tub wherein said improvement comprises the steps of:
- (A) supplying a predetermined amount of air bubbles into said washer tub, wherein said predetermined amount of air bubbles, y*, is determined by the equation:
- y*=.beta.-.alpha.x
- wherein .alpha. is a coefficient of bubble supply, .beta. is a reference bubble quantity with respect to a given volume of the washing fluid, and x is the weight of the laundry article;
- (B) ceasing a further supply of air bubbles for a time period sufficient to allow said supplied air bubbles to be substantially collapsed:
- and
- (C) repeating steps (A) and (B) for a sufficient number of times until the laundry article becomes cleaned to a desired degree of detergency.
Dependencies are inferred from the claim text.