Title:
INDOOR UNIT FOR AIR CONDITIONER, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2011/158309
Kind Code:
A1
Abstract:
Disclosed is an indoor unit which is for an air conditioner and which has a greater ability to suppress noise than conventional air conditioners. Also disclosed is an air conditioner which is provided with said indoor unit. A indoor unit (40) is provided with: a casing (1) wherein a suction opening (2) is formed in the upper part thereof, and an air outlet (3) is formed on the lower side of a front surface section thereof; an axial flow or diagonal flow fan (4) which is provided on the down-stream side of the suction opening (2) in the casing (1); a heat exchanger (5) which is provided on the up-stream side of the air outlet (3) and on the down-stream side of the fan (4) in the casing (1); a noise detection microphone (71) which detects noise; a control speaker (72) which is provided on the down-stream side of the heat exchanger (5), and which outputs a control sound for reducing noise; a silencing effect detection microphone (73) which is provided on the down-stream side of the heat exchanger (5), and which detects the silencing effect of the control sound; and a control sound generating device (80) which outputs the control sound to the control speaker (72) on the basis of the results of the detections made by the noise detection microphone (71) and the silencing effect detection microphone (73).
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Inventors:
MICHIHATA SATOSHI (JP)
YAMADA SHOJI (JP)
SUZUKI SHINICHI (JP)
YAMADA SHOJI (JP)
SUZUKI SHINICHI (JP)
Application Number:
PCT/JP2010/005168
Publication Date:
December 22, 2011
Filing Date:
August 23, 2010
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
MICHIHATA SATOSHI (JP)
YAMADA SHOJI (JP)
SUZUKI SHINICHI (JP)
MICHIHATA SATOSHI (JP)
YAMADA SHOJI (JP)
SUZUKI SHINICHI (JP)
International Classes:
F24F1/0043; F24F13/20; F24F11/02
Domestic Patent References:
| WO2010089920A1 | 2010-08-12 |
Foreign References:
| JP2005003244A | 2005-01-06 | |||
| JPH04281125A | 1992-10-06 | |||
| JPH051914A | 1993-01-08 | |||
| JP2004053235A | 2004-02-19 | |||
| JP2006038294A | 2006-02-09 | |||
| JP2000329364A | 2000-11-30 | |||
| JPS5351644A | 1978-05-11 | |||
| JP2004301398A | 2004-10-28 | |||
| JPH0166524U | 1989-04-27 |
Attorney, Agent or Firm:
KOBAYASHI, Hisao et al. (JP)
Hisao Kobayashi (JP)
Hisao Kobayashi (JP)
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Claims: