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:
Mar. 26, 2024
Filed:
Jul. 15, 2020
Shenzhen Smoore Technology Limited, Shenzhen, CN;
Changyong Yi, Shenzhen, CN;
Zhenlong Jiang, Shenzhen, CN;
Congwen Xiao, Shenzhen, CN;
Xiaoping Li, Shenzhen, CN;
Lingrong Xiao, Shenzhen, CN;
SHENZHEN SMOORE TECHNOLOGY LIMITED, Shenzhen, CN;
Abstract
The present disclosure relates to a ventilation valve configured to be mounted to a liquid reservoir of an electronic atomizing device. The ventilation valve includes: a valve sleeve connected to the liquid reservoir and provided with a through hole, the through hole in communication with a storage cavity of the liquid reservoir; and a valve element having air permeability and including an oleophobic material layer adjacent to the storage cavity, and a semi-permeable membrane connected to an end of the oleophobic material layer away from the storage cavity, the oleophobic material layer filling at least a part of the through hole.