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:
Oct. 12, 2021
Filed:
May. 15, 2020
Hangzhou Zewo Trading Co., Ltd, Zhejiang, CN;
Yi Liu, Zhejiang, CN;
Guanghui Liu, Zhejiang, CN;
HANGZHOU ZEWO TRADING CO., LTD, Hangzhou, CN;
Abstract
The present disclosure relates to water purification devices, and more particularly to a purification filter element and a water purification cup. The purification filter element includes a housing including a sterilization case, an activated carbon filtering section and an ion exchange resin filtering section from bottom to top. The sterilization case includes a first casing which is filled with brominated polystyrene hydantoin and a first filter screen. A gap is formed between the bottoms of the first casing and the housing. A flow limit hole is provided at the bottom of the housing. The water purification cup includes the purification filter element and a cup body. A water feed cup is detachably fastened in the cup body. A bottom of the water feed cup is connected to the housing of the purification filter element through a connection hole.