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. 13, 2024

Filed:

Jul. 17, 2020
Applicant:

Xiamen R&t Plumbing Technology Co., Ltd., Fujian, CN;

Inventors:

Shunxing Zhou, Fujian, CN;

Ruiliang Chen, Fujian, CN;

Rongyu Zhang, Fujian, CN;

Xingdong Wang, Fujian, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E03C 1/23 (2006.01);
U.S. Cl.
CPC ...
E03C 1/2304 (2013.01);
Abstract

The present disclosure discloses an effort-saving flap-type drain valve, comprising a base with a drain port, a flapper capable of hermetically covering and connecting to the drain port, an actuator connected to the flapper, and a connecting rod rotationally connected to the base and the flapper at two ends respectively, wherein the actuator is capable of causing the flapper to rotate relative to the connecting rod, and the actuator is capable of simultaneously causing the flapper to rotate about a first rotation pivot formed at a position where the flapper is in contact with the base to initially open the drain port; and wherein the actuator is capable of causing the flapper and the connecting rod to rotate together about a second rotation pivot formed at a rotational connection between the connecting rod and the base to further open the drain port.


Find Patent Forward Citations

Zhou, Shunxing. (2024). Effort-saving flap-type drain valve (U.S. Patent No. 11898337). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11898337

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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