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Title:
ドラム式洗濯機
Document Type and Number:
Japanese Patent JP5824663
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a drum type washing machine having high detergency by improving efficiency to discharge circulation water to clothing in a rotary drum through a discharge side pathway from a circulation pump with high reliability and a simple configuration.SOLUTION: A headrace channel 55b is composed of an inner wall of a water tub 3 and a cover 55 attached to the inner wall of the water tub 3. As a result, even if washing water should leak in the headrace channel 55b, the leakage is completed within the water tub 3 and such an unsafe state as water leakage to outside of the washing machine can be prevented. Further, as a wider cross-sectional area of the headrace channel 55b than the hose can be secured, a low-loss water circulation pathway 16 can be provided. The washing machine has at least two kinds of spreads of washing water jetting from a plurality of jetting openings 53. Thus, it is possible to wet both the vicinity of a first opening 54 of the rotary drum 4 and laundry in a deep portion from the vicinity of the center of the rotary drum 4 at an early stage to improve the effect of washing water.

Inventors:
Tomoyuki Kikukawa
Noma Junichi
Makoto Oyama
Go Murao
Application Number:
JP2014128000A
Publication Date:
November 25, 2015
Filing Date:
June 23, 2014
Export Citation:
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Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
D06F39/08; D06F37/04
Domestic Patent References:
JP2011041741A
JP4325734B2
JP2007111161A
JP2008099920A
Attorney, Agent or Firm:
Kentaro Fujii
Kenji Kamada
Hiroo Maeda