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:
Jun. 11, 2024

Filed:

Apr. 29, 2022
Applicant:

Wuxi Little Swan Electric Co., Ltd., Wuxi, CN;

Inventors:

Shibo Fu, Wuxi, CN;

Shulin Yan, Wuxi, CN;

Guangan Yu, Wuxi, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 39/02 (2006.01);
U.S. Cl.
CPC ...
D06F 39/022 (2013.01);
Abstract

A dispensing device includes a dispensing pump, a drive assembly, and a one-way transmission mechanism. The dispensing pump includes a pump housing having a liquid inlet and a liquid outlet, and a pump body. The drive assembly includes a driver movable between a first position and a second position. The one-way transmission mechanism is located between the drive assembly and the pump body. During movement of the driver from the first position to the second position, the drive assembly drives the one-way transmission mechanism to move, and the one-way transmission mechanism drives the pump body to move, to suck detergent through the liquid inlet and discharge the detergent through the liquid outlet. During movement of the driver from the second position to the first position, the drive assembly drives the one-way transmission mechanism to move, and the one-way transmission mechanism does not drive the pump body to move.


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