Title:
ドラム式洗濯機
Document Type and Number:
Japanese Patent JP5547698
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a drum washing machine that excellently cleans a tank.SOLUTION: The tank of the drum washing machine is cleaned by the steps of: supplying a predetermined amount of washing water into an outer tank (S301 and S302) between a rinsing step and a dewatering step; opening a solenoid valve for supplying water for tank cleaning and also rotating an inner tank in a clockwise direction at a predetermined rotation speed (S303); passing a predetermined period of time (S304); rotating the inner tank in a counter-clockwise direction at a predetermined rotation speed (S305); passing a predetermined period of time (S306); closing the solenoid valve for supplying water for tank cleaning while maintaining the rotation of the inner tank (S307); and then shifting the dewatering step. In the dewatering step, a drain valve is opened and the washing water is drained while the rotation of the inner tank is maintained, and a rotation speed of the inner tank is increased to a rotation speed corresponding to dewatering.
Inventors:
Naoki Kotani
Ryunosuke Yamaguchi
Akio Nemoto
Akinori Kaneko
Inoue 益明
Kotaro Takahashi
Hiyama 功
Hikaru Watanabe
Ryunosuke Yamaguchi
Akio Nemoto
Akinori Kaneko
Inoue 益明
Kotaro Takahashi
Hiyama 功
Hikaru Watanabe
Application Number:
JP2011177558A
Publication Date:
July 16, 2014
Filing Date:
August 15, 2011
Export Citation:
Assignee:
Hitachi appliance incorporated company
International Classes:
D06F33/02; D06F25/00; D06F39/08
Attorney, Agent or Firm:
Michizo Isono
Etsuo Tada
Etsuo Tada