Title:
FAN AND AIR CONDITIONER INDOOR UNIT HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2020/155350
Kind Code:
A1
Abstract:
A fan (100) and an air conditioner indoor unit (1000) having same. The fan (100) comprises: a first wind wheel (1) and a second wind wheel (2); the first wind wheel (1) comprises a plurality of first blades (11), and the second wind wheel (2) comprises a plurality of second blades (21); an orthographic projection of each of the first blades (11) on a reference plane is a first projection, the first projection being provided with two first intersection points, a connecting line of the two first intersection points being a first connecting line, and a straight line perpendicular to the first connecting line being a first perpendicular line; an orthographic projection of each of the second blades (21) on the reference plane is a second projection, the second projection being provided with two second intersection points, a connecting line of the two second intersection points being a second connecting line, and a straight line perpendicular to the second connecting line being a second perpendicular line; an included angle between one of the first perpendicular line and the second perpendicular line and the positive direction of an X axis is an acute angle, and an included angle between the other of the first perpendicular line and the second perpendicular line and the positive direction of the X axis is an obtuse angle.
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WO/2023/279723 | FRESH AIR CONTROL METHOD AND DEVICE FOR AIR CONDITIONER |
WO/2022/050576 | AIR CONDITIONER |
WO/2021/068719 | AIR CONDITIONER INDOOR UNIT AND CONTROL METHOD FOR AIR CONDITIONER |
Inventors:
CAI XUJIE (CN)
ZHOU HEJIE (CN)
ZHANG TAO (CN)
LI SHUQI (CN)
LI JINBO (CN)
ZHANG HUI (CN)
ZHOU HEJIE (CN)
ZHANG TAO (CN)
LI SHUQI (CN)
LI JINBO (CN)
ZHANG HUI (CN)
Application Number:
PCT/CN2019/080045
Publication Date:
August 06, 2020
Filing Date:
March 28, 2019
Export Citation:
Assignee:
GD MIDEA AIR-CONDITIONING EQUIPMENT CO LTD (CN)
MIDEA GROUP CO LTD (CN)
MIDEA GROUP CO LTD (CN)
International Classes:
F24F1/0033
Domestic Patent References:
WO2017054503A1 | 2017-04-06 |
Foreign References:
CN108266809A | 2018-07-10 | |||
CN106968973A | 2017-07-21 | |||
CN108253543A | 2018-07-06 | |||
CN208025670U | 2018-10-30 | |||
CN109028348A | 2018-12-18 |
Other References:
See also references of EP 3708842A4
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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