Title:
BLOWER AND REFRIGERATION DEVICE EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2021/153246
Kind Code:
A1
Abstract:
A blower comprising a bellmouth (12) and a fan (20) which has multiple blades (22) and which is disposed inside the bellmouth (12), wherein a bellmouth-side slant plane (13a) is formed on an inner circumferential surface of a downstream-side end of the bellmouth (12), and a ring (23) is connected to an outer circumferential edge of the respective blades (22) of the fan (20), and a fan-side slant plane (24a) is formed on an outer circumferential surface of a downstream-side end of the ring (23). The fan-side slant plane (24a) of the fan (20) and the bellmouth-side slant plane (13a) of the bellmouth (12) are disposed so as to face each other and are configured to be slanted, to the respective outer circumferential sides, further toward the downstream side.
Inventors:
TAKADA ANAN (JP)
MARUYAMA KANAME (JP)
HIGASHIDA MASAHITO (JP)
CHEN ZUOZHOU (JP)
MARUYAMA KANAME (JP)
HIGASHIDA MASAHITO (JP)
CHEN ZUOZHOU (JP)
Application Number:
PCT/JP2021/001005
Publication Date:
August 05, 2021
Filing Date:
January 14, 2021
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F04D29/54; F04D29/32
Foreign References:
| JPH05164092A | 1993-06-29 | |||
| JPH09505375A | 1997-05-27 | |||
| JP2018059416A | 2018-04-12 | |||
| JP2015129504A | 2015-07-16 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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