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:
Feb. 17, 2026

Filed:

Jun. 26, 2023
Applicant:

Anker Innovations Technology Co., Ltd., Changsha, CN;

Inventors:

Rongkun Dai, Shenzhen, CN;

Chuoying Lu, Shenzhen, CN;

Chunhong Li, Shenzhen, CN;

Guisheng Nong, Shenzhen, CN;

Qinghe Fan, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/28 (2006.01); A47L 5/30 (2006.01);
U.S. Cl.
CPC ...
A47L 9/2852 (2013.01); A47L 5/30 (2013.01); A47L 9/2857 (2013.01);
Abstract

The present disclosure describes a ground cleaning device that comprises a ground brush, a main body, and a fan. The fan may be located inside the main body and may comprise an air inlet and an air outlet. The main body may comprise a main air outlet channel, a front air outlet channel, and a rear air outlet channel. One end of the main air outlet channel may be connected to a switching device, which has a first state and a second state. Based on the switching device being in the first state, the switching device may close the rear air outlet channel to disconnect the main air outlet channel from the rear air outlet channel. Based on the switching device being in the second state, the switching device may open the rear air outlet channel to connect the main air outlet channel to the rear air outlet channel.


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