US 12,110,899 B2
Oscillation device and fan
Shiqiang Cui, Zhongshan (CN)
Assigned to GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD., Zhongshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
Appl. No. 17/772,752
Filed by GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD., Zhongshan (CN); and MIDEA GROUP CO., LTD., Foshan (CN)
PCT Filed Jan. 8, 2020, PCT No. PCT/CN2020/071006
§ 371(c)(1), (2) Date Apr. 28, 2022,
PCT Pub. No. WO2021/128485, PCT Pub. Date Jul. 1, 2021.
Claims priority of application No. 201911346046.8 (CN), filed on Dec. 23, 2019.
Prior Publication US 2022/0372986 A1, Nov. 24, 2022
Int. Cl. F04D 25/10 (2006.01); F04D 29/053 (2006.01)
CPC F04D 25/105 (2013.01) [F04D 29/053 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An oscillation device comprising:
a fixation seat provided with a through hole;
a transmission shaft rotatably mounted in the through hole; and
a motor mounted at the fixation seat, an output shaft of the motor being connected to an end of the transmission shaft, an axis of the output shaft of the motor being collinear with an axis of the transmission shaft, and the motor being configured to drive the transmission shaft to rotate;
wherein the end of the transmission shaft is provided with an irregularly-shaped hole, a cross-section of the output shaft of the motor is irregularly-shaped, and the output shaft is adaptively inserted in the irregularly-shaped hole.