Title:
FAN
Document Type and Number:
WIPO Patent Application WO/2023/185269
Kind Code:
A1
Abstract:
A fan (10) comprising: fan blades (22), which are driven to rotate by an electric motor (24); a front protection cover (21), which is located at the front end of the fan blades (22); a rear protection cover (23), which is located at the rear end of the fan blades (22); and a battery pack joint portion (34), which is configured for mounting a battery pack. The electric motor (24) of the fan (10) at least has one operable first rotation speed, such that when the electric motor (24) rotates at the first rotation speed, the total air volume formed by the fan (10) is greater than or equal to 800 CFM and less than or equal to 1800 CFM.
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Inventors:
GUO JIE (CN)
ZHONG KEQIONG (CN)
ZHONG KEQIONG (CN)
Application Number:
PCT/CN2023/075569
Publication Date:
October 05, 2023
Filing Date:
February 13, 2023
Export Citation:
Assignee:
NANJING CHERVON IND CO LTD (CN)
International Classes:
F04D25/08; E01H1/08
Foreign References:
| CN212657007U | 2021-03-05 | |||
| CN214401586U | 2021-10-15 | |||
| CN211395522U | 2020-09-01 | |||
| KR20150022170A | 2015-03-04 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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