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:
Dec. 20, 2011
Filed:
Dec. 18, 2001
Manabu Yanou, Tokyo, JP;
Yukio Kobayashi, Tokyo, JP;
Yoshinori Kawai, Tokyo, JP;
Yuuichi Katsuura, Tokyo, JP;
Masanori Itou, Aichi-ken, JP;
Manabu Yanou, Tokyo, JP;
Yukio Kobayashi, Tokyo, JP;
Yoshinori Kawai, Tokyo, JP;
Yuuichi Katsuura, Tokyo, JP;
Masanori Itou, Aichi-ken, JP;
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Abstract
In a combination including a pitcher-type water purifier and its purification cartridge, which can adsorb and eliminate chemical substances such as chlorine from raw water, eliminate bacteria, and prevent propagation of bacteria and provide safe purified water in a short period of time, even when the purified water has been stored for a long-period time, the pitcher type water purifier contains a casing divided into upper and lower parts as a raw water reservoir portion and a purified water reservoir portion, and has a purified water pouring opening in the purified water reservoir portion; and the purification cartridge has a raw water inlet in an upper face thereof and a purified water outlet in a bottom face, and adsorbent is filled in an upper layer of an interior thereof and hollow fiber membranes are filled in a lower layer thereof at an opening rate σ of 25-58%.