Control device for washing machine

Details Control device for washing machine Control device for washing machine

1990-11-26

1992-04-21

Coe, Philip R.

Textiles: fluid treating apparatus

Machines

Single tub and automatic sequential operation mechanism

68 1202, 68 1205, D06F 3302

Patent

active

051056356

ABSTRACT:
The control device for a washing machine is provided to have a function of testing the working characteristic of the transmission sensing device for sensing light transmission of water filled while the water supplied in a washing bath is fresh before putting detergent therein or stirring the cloth for rinsing. The control device makes it possible to automatically test the working characteristic of the transmission sensing device and judge if abnormality takes place if the washing or rinsing operation is executed while the washing machine is in operation.

REFERENCES:
patent: 4222250 (1980-09-01), Torita
patent: 4372134 (1983-02-01), Matsuo
patent: 4653294 (1987-03-01), Akinaga

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