Title:
ドラム式洗濯機
Document Type and Number:
Japanese Patent JP6076862
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a drum-type washing machine capable of preventing clothing from being stiffened while securing washing performance.SOLUTION: The drum-type washing machine includes: an outer tub for storing water inside; a drum that is rotatably supported in the outer tub and is for accommodating clothing; and a circulation pump that sucks water from the outer tub and sprays it into the drum. It has an agitation process for rotating the drum while driving the circulation pump during washing operation. The agitation process includes a first agitation and a second agitation. In the first agitation, the drum is rotated at a number of rotation of 60 rpm or greater. In the second agitation, the drum is rotated at a number of rotation of less than 60 rpm. In the first agitation and/or the second agitation, the circulation pump is driven to set a circulation flow rate to 36 L/min or higher.
Inventors:
Shinji Ueno
Toshifumi Koike
Isao Hiyama
Soichi Sano
Uemura Ikumi
Yuuki Akiba
Hiroshi Kizawa
Toshifumi Koike
Isao Hiyama
Soichi Sano
Uemura Ikumi
Yuuki Akiba
Hiroshi Kizawa
Application Number:
JP2013177472A
Publication Date:
February 08, 2017
Filing Date:
August 29, 2013
Export Citation:
Assignee:
Hitachi Appliances, Inc.
International Classes:
D06F33/02; D06F25/00; D06F39/08
Domestic Patent References:
| JP2012205629A | ||||
| JP9000783A | ||||
| JP7241398A | ||||
| JP2001070687A | ||||
| JP9056986A | ||||
| JP2008157254A | ||||
| JP2014212791A | ||||
| JP2014212809A |
Foreign References:
| US20130081431 |
Attorney, Agent or Firm:
Manabu Inoue
Yuji Toda
Shigemi Iwasaki
Yuji Toda
Shigemi Iwasaki