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. 20, 2020
Filed:
Jul. 12, 2018
Foshan Midea Chungho Water Purification Equipment Co., Ltd., Foshan, CN;
Midea Group Co., Ltd., Foshan, CN;
Foshan Midea Chungho Water Purification Equipment Co., Ltd., Foshan, CN;
Midea Group Co., Ltd., Foshan, CN;
Abstract
Provided are a central tube for a filter cartridge and a filter device having same. The central tube () comprises a first half tube (), a second half tube () and a membrane element (), wherein the first half tube () has a first mating surface, and the first mating surface is grooved to form a first flow channel (); the second half tube () has a second mating surface, the second mating surface is grooved to form a second flow channel (), and the first half tube () and the second half tube () are butt-jointed to form a hollow, straight tube shape; and the membrane element () is arranged between the first half tube () and the second half tube () and seals the first flow channel () and the second flow channel (), respectively.