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.:
Date of Patent:
May. 22, 2018
Filed:
Apr. 21, 2015
Boe Technology Group Co., Ltd., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A cleaning device, which includes a clean water tank, a water pump and a cleaning head. A water outlet of the clean water tank is connected with the water pump, and a water outlet of the water pump is connected with the cleaning head through an outlet pipe. The cleaning device further includes an outlet control switch and a one-way water hydraulic control valve. The outlet control switch is provided on the outlet pipe; a water inlet of the one-way water hydraulic control valve is connected with the outlet pipe, and a joint of the water inlet of the one-way water hydraulic control valve and the outlet pipe is disposed between the outlet control switch and the water pump; and a water outlet of the one-way water hydraulic control valve is communicated with a water inlet of the clean water tank.