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:
Jan. 21, 2003
Filed:
Oct. 20, 1999
Toshiyuki Kawashima, Osaka, JP;
Ichirou Kawada, Osaka, JP;
Nitto Denko Corporation, Osaka, JP;
Abstract
An active carbon cartridge is provided in the preceding stage to a fresh water generating cartridge. A water feed valve is connected to a raw water inlet of the active carbon cartridge. A bypass pipe is connected to bypass the water feed valve and the active carbon cartridge, and a bypass valve is inserted in the bypass pipe. A flushing valve is provided on the fresh water generating cartridge. A timer controls opening and closing of the bypass valve and the flushing valve. The bypass valve as well as the flushing valve are periodically opened during interruption of fresh water generation work with the fresh water generating cartridge or during fresh water generation work, or opened simultaneously with interruption of fresh water generation work or when restarting fresh water generation work.