The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 08, 2022

Filed:

Dec. 26, 2018
Applicants:

Gd Midea Environment Appliances Mfg Co., Ltd., Guangdong, CN;

Midea Group Co., Ltd., Foshan, CN;

Inventors:

Huanming Zhang, Guangdong, CN;

Li Liang, Guangdong, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 25/08 (2006.01); F04D 25/16 (2006.01); F04D 29/38 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F04D 25/163 (2013.01); F04D 25/08 (2013.01); F04D 25/166 (2013.01); F04D 29/325 (2013.01); F04D 29/384 (2013.01); F05D 2260/4031 (2013.01);
Abstract

A fan includes a support, a motor mounted at the support and including a first rotation shaft, a first blade mounted at one end of the first rotation shaft, a transmission mechanism mounted at the support and connected to another end of the first rotation shaft, and a second blade. The transmission mechanism includes a second rotation shaft. A rotation direction of the second rotation shaft is opposite to a rotation direction of the first rotation shaft. The second blade is mounted at the second rotation shaft. A tilt direction of the first blade is opposite to a tilt direction of the second blade.


Find Patent Forward Citations

Loading…