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:
Apr. 26, 2022
Filed:
Dec. 24, 2019
Zhejiang Sanhua Climate and Applicance Controls Group Co., Ltd., Shaoxing Zhejiang, CN;
Ming Lv, Shaoxing Zhejiang, CN;
Abstract
A flow control valve, includes a valve body component, a valve seat component and a valve core component, wherein the valve seat component includes a sealing ring, a first annular protruding portion and a second annular protruding portion; the valve core component includes a valve core including a lower section portion; when the valve core abuts against the sealing ring; the first annular protruding portion includes a first inner wall portion; the second annular protruding portion includes a first outer wall portion; and when the valve core abuts against the sealing ring, the minimum inner diameter of the first inner wall portion is D, the maximum outer diameter of the first outer wall portion is D, the minimum inner diameter of the lower end portion is D, and the maximum outer diameter of the lower end portion is D, then D−D<2 mm, and D−D<2 mm.