Door opening/closing apparatus and method for a washing machine

Details Door opening/closing apparatus and method for a washing machine Door opening/closing apparatus and method for a washing machine

1996-10-30

1998-04-28

Coe, Philip R.

Bleaching and dyeing; fluid treatment and chemical modification

Fluid treatment

Manipulation of liquid

49 31, 68 1226, 68 1227, 68196, D06F 3302, D06F 3914

Patent

active

057429642

ABSTRACT:
A novel apparatus and method for a washing machine wherein which the door may be automatically opened and closed. The door opening/closing apparatus comprises: a sensor for determining an opened state of the door; a sensor for determining a closed state of the door; a motor for supplying a dynamic force to open and close the door; an external input mechanism for entering a door opening/closing command; and a controller for determining the state of the door based on information supplied from each of the sensors when a door opening/closing command is present, and controlling the activation of the motor, accordingly.

REFERENCES:
patent: 4510777 (1985-04-01), Ellingson t al.
patent: 4623179 (1986-11-01), Davis et al.
patent: 4866955 (1989-09-01), Blair et al.
patent: 5038587 (1991-08-01), Harmelink
patent: 5546773 (1996-08-01), Lee

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