Title:
AIR CONDITIONING DEVICE AND AIR PURIFIER
Document Type and Number:
WIPO Patent Application WO/2024/070823
Kind Code:
A1
Abstract:
In the present invention, an intake-side flow path (13) is provided between an intake opening (12) in a housing (10) and an intake opening (21) in a blower (20). A silencer (30) has a propagation passage (31) through which sound is propagated. The silencer (30) has: an opening section (32) that is open at one end of the propagation passage (31), the opening section (32) communicating with the intake-side flow path (13); and a closed section (33) that closes off the other end of the propagation passage (31), the closed section (33) reflecting sound that has passed through the propagation passage (31) toward the opening section (32).
Inventors:
YAMADA SHOTA (JP)
ISHIBASHI TOMOHIRO (JP)
MARUYAMA KANAME (JP)
ISHIBASHI TOMOHIRO (JP)
MARUYAMA KANAME (JP)
Application Number:
PCT/JP2023/033957
Publication Date:
April 04, 2024
Filing Date:
September 19, 2023
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F24F13/02; F24F8/80; F24F13/20; F24F13/24; G10K11/16
Domestic Patent References:
| WO2020036040A1 | 2020-02-20 | |||
| WO2004031660A1 | 2004-04-15 |
Foreign References:
| JP2010149741A | 2010-07-08 | |||
| JP2018119421A | 2018-08-02 | |||
| JP2018001971A | 2018-01-11 | |||
| JP2019056516A | 2019-04-11 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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