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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.

Patent No.:

US 11571721 B1

PDFFull Text
Date of Patent:
Feb. 07, 2023

Filed:

Sep. 04, 2019

Drainage system for automatic cleaning storage base of electric mop

Applicant:

Shenzhen Jashen Technology Co., Ltd., Shenzhen, CN;

Inventors:

Zhi-Chang Liu, Shenzhen, CN;

Xiao-Ming Zhang, Shenzhen, CN;

Jian-Xin Xi, Shenzhen, CN;

Assignee:

SHENZHEN JASHEN TECHNOLOGY CO., LTD., Shenzhen, CN;

Attorney:

Muncy, Geissler, Olds & Lowe, P.C.

Primary Examiner:

Marc Carlson

Int. Cl.
CPC ...
A47L 13/51 (2006.01); A47L 13/20 (2006.01); B08B 3/04 (2006.01); A47L 11/292 (2006.01); A47L 13/22 (2006.01); A47L 13/58 (2006.01); B08B 1/00 (2006.01); B08B 1/02 (2006.01); A47L 13/50 (2006.01); A47L 9/00 (2006.01); A47L 13/24 (2006.01); A47L 11/40 (2006.01); A47L 11/18 (2006.01);
U.S. Cl.
CPC ...
B08B 3/041 (2013.01); A47L 9/0063 (2013.01); A47L 11/185 (2013.01); A47L 11/292 (2013.01); A47L 11/408 (2013.01); A47L 11/4016 (2013.01); A47L 13/20 (2013.01); A47L 13/22 (2013.01); A47L 13/24 (2013.01); A47L 13/50 (2013.01); A47L 13/51 (2013.01); A47L 13/58 (2013.01); B08B 1/005 (2013.01); B08B 1/007 (2013.01); B08B 1/02 (2013.01); A47L 11/18 (2013.01);
Abstract

Disclosed is a drainage system for an automatic cleaning storage base of an electric mop. The automatic cleaning storage base of the electric mop comprises a casing member having a cleaning tank. The drainage system comprises a drain valve; an outlet end of the drain valve is connected to the outside of the casing member, and an inlet end of the drain valve is connected to the cleaning tank; the drain valve has a switch, and the switch is provided with a first rack; the drain valve is further provided with a duplex gear and a second rack; the duplex gear has a gear portion with a larger outer diameter to mesh with the first rack, and the duplex gear has a gear portion with a smaller outer diameter to mesh with the second rack.

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