| 摘要 |
FIELD: production of potable water; changeable filter cartridges. ^ SUBSTANCE: proposed filter cartridge includes initial water supply unit, attachment unit, filtration unit and purified water discharge unit. Initial water supply unit is made in form of cone-shaped shell with radial slots. Attachment unit is made in form of cylindrical shell with thread on external surface. Filtration unit is made in form of shell filled with adsorbing components which is located between lower and upper screens. Purified water discharge unit is made in form of funnel at obtuse angle and hole in center. Said funnel is provided with stiffeners. Located above upper screen are fluorine-containing elements. Base of funnel is made in form of circle. Upper screen of filtration unit may be spring-loaded and its concavity may be directed downward or upward. ^ EFFECT: simplified structure of cartridge; enhance reliability; ease in handling. ^ 10 cl, 2 dwg |
