Water purifier
AssigneeHitachi, Ltd.
InventorsKozo Tamura, Syoichi Nihira, Akira Maejima, Kenzo Mikada
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Abstract
A water purifier houses a material for water treatment. The water purifier employs an active carbon as this water purifying material, and this active carbon has pores on the surface of which water soluble mineral component is provided.
Claims9
A water purifier comprising a housing having an inlet for raw water to be purified and an outlet for purified water, said housing containing a cartridge comprising a water purifying material arranged therein so that the raw water to be purified passes through said water purifying material when the raw water to be purified is supplied from the inlet for raw water, characterized in that granular activated carbon having a plurality of pores is employed as said water purifying material, said pores extending from an outer periphery of said granular activated carbon to within the interior of said granular activated carbon and being open to the outside of said granular activated carbon at its periphery;
- a water-soluble salt selected from the group consisting of calcium carbonate, sodium carbonate and magnesium carbonate is provided on surfaces of the pores within said granular activated carbon so as to permit said water-soluble salt to dissolve into the water;
- and a fluidic film is provided on the periphery of said granular activated carbon;
- wherein said water-soluble salt is dissolved in a manner such that water filling said pores of said granular activated carbon contains the water-soluble salt in a saturated state.
Dependencies are inferred from the claim text.