Title:
WATER PURIFIER
Document Type and Number:
Japanese Patent JP3471793
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To detect the time of replacing a filtration cartridge which is replaced by a different kind of filtration cartridge in a water purifier.
SOLUTION: Different kinds of filtration cartridges having different lives can be connected with each other, and the time of the replacement is detected. A residual life accumulated discharge setting part 29 which discriminates the filtration cartridge and sets the residual life accumulated discharge of the cartridge and an accumulated discharge calculation means 38 which is actuated when raw water is passing through a water purification part inflow route and calculates the accumulated discharge of the filtration cartridge are provided.
Inventors:
Takehiko Goto
Hitoshi Takayama
Hitoshi Takayama
Application Number:
JP2003130073A
Publication Date:
December 02, 2003
Filing Date:
June 12, 1997
Export Citation:
Assignee:
Mitsubishi Rayon Co., Ltd.
International Classes:
E03C1/10; B01D35/04; B01D35/143; C02F1/28; C02F1/44; F16L17/00; (IPC1-7): C02F1/28; C02F1/44; E03C1/10; F16L17/00
Domestic Patent References:
| JP494708A | ||||
| JP4322781A | ||||
| JP7136424A |
Attorney, Agent or Firm:
Masatake Shiga (6 people outside)