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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||210/739 ; 210/087 ; 210/100 ; 210/137 ; 210/138 ; 210/258 ; 210/767 ; 222/251|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 6 인용 특허 : 16|
An apparatus and corresponding method for purifying water is described. The apparatus includes a supporting housing, a source of power, a filter device containing at least one interchangeable filter unit having one or more filter elements, a mechanism for driving water through the filter device and a timing mechanism for monitoring elapsed time of operation and a mechanism for monitoring cumulative volume of water having flowed through the filter device which are each coupled to a filter memory. The mechanism for driving water through the filter device i...
[ What is claimed is:] [44.]44. Method for purifying water, which comprises providing a first container for unpurified water and a second container for purified water and applying pressure to the unpurified water, characterized in that it further comprises:I) driving by said pressure a predetermined, unitary volume of water from said first to said second container while flowing through filter means;II) maintaining the water flow rate at a constant predetermined value by means comprising a cylinder holder, on which an interchangeable gas pressure cylinder...