Title:
DRUM-TYPE WASHING MACHINE
Document Type and Number:
WIPO Patent Application WO/2013/035277
Kind Code:
A1
Abstract:
A drum-type washing machine, comprising: a water tank (2) that stores washing water; a rotating drum (4) rotatably arranged inside the water tank (2) and having an opening (5) on the front surface side thereof; a motor (9) that drives the rotating drum (4); a circulating water path (20) that circulates, towards the rotating drum (4), washing water that is inside the water tank (2); a pump (21) that sends the washing water that is inside the water tank (2) to the circulating water path (20); a nozzle water path (22) that is connected to the circulating water path (20) and is disposed in a substantially circular shape on the outside of the peripheral edge section (23) of the opening (5) of the rotating drum (4); a plurality of nozzles (26) disposed in the nozzle water path (22) so as to spray the washing water that is supplied by the pump (21), towards the inside of the rotating drum (4); and a control unit (32) that drives the motor (9) and the pump (21), and performs the washing steps. The washing steps include: a first rotation step in which the rotating drum (4) rotates at a speed whereat the washing items inside the rotating drum (4) do not stick to the inner peripheral wall of the rotating drum (4); and a second rotation step in which the rotating drum (4) rotates at a speed whereat the washing items inside the rotating drum (4) stick to the inner peripheral wall of the rotating drum (4). In the second rotation step, the control unit (32) drives the pump (21), and supplies washing water to the washing items stuck to the inner peripheral wall of the rotating drum (4).
Inventors:
HORIBE YASUYUKI
SUZUKI MASAHIRO
SUZUKI MASAHIRO
Application Number:
PCT/JP2012/005477
Publication Date:
March 14, 2013
Filing Date:
August 30, 2012
Export Citation:
Assignee:
PANASONIC CORP (JP)
HORIBE YASUYUKI
SUZUKI MASAHIRO
HORIBE YASUYUKI
SUZUKI MASAHIRO
International Classes:
D06F39/08; D06F25/00; D06F33/02
Foreign References:
| JP2011509139A | 2011-03-24 | |||
| JP2007111410A | 2007-05-10 | |||
| JPH10235069A | 1998-09-08 | |||
| JP2011045516A | 2011-03-10 | |||
| JP2011055923A | 2011-03-24 | |||
| JP2011045517A | 2011-03-10 | |||
| JP2011245268A | 2011-12-08 | |||
| JPH10127978A | 1998-05-19 |
Other References:
See also references of EP 2754744A4
Attorney, Agent or Firm:
NAITO, Hiroki et al. (JP)
Hiroki Naito (JP)
Hiroki Naito (JP)
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Claims: