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:
Aug. 08, 2023
Filed:
Oct. 28, 2022
Applicant:
Fly Cat Electrical Co., Ltd., Guangdong, CN;
Assignee:
FLY CAT ELECTRICAL CO., LTD., Shenzhen, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04B 53/14 (2006.01); A61C 17/028 (2006.01); F04B 53/16 (2006.01);
U.S. Cl.
CPC ...
F04B 53/143 (2013.01); A61C 17/028 (2013.01); F04B 53/144 (2013.01); F04B 53/162 (2013.01);
Abstract
The present disclosure relates to a pumping assembly, a piston pump and a water flosser. The pumping assembly includes: a cylinder, at least two chambers with different inner diameters being provided in the cylinder; a piston mechanism successively extending through the at least two chambers, the piston mechanism being in slidable cooperation with walls of the chambers, and a gap being formed between a sidewall of part of the piston mechanism and the walls of the chambers; and a drive mechanism connected to the piston mechanism, the drive mechanism being configured to drive the piston mechanism to move.