WATER PURIFICATION UNIT Russian patent published in 2002 - IPC

FIELD: water purification filters; domestic purposes. SUBSTANCE: filter has housing with cover and bottom, inlet and outlet branch pipes and filter element made in form of hollow cylinder with cover and bottom secured coaxially in housing; cover of this cylinder has central hole; side wall of this cylinder is made from material containing sorbent layer where said material of side wall contains additionally at least one layer of filtering cloth on each side from sorbent; used as sorbent is carbon non-woven fibrous activated cloth; material is laid coaxially relative to hollow cylinder and is placed between metal screens; cover and bottom of filter element are metal; filter element is provided with spacer member mounted inside hollow cylinder. EFFECT: extended field of application of filter; increased specific rate of filtration owing to enhanced strength of filter structure. 5 cl, 2 dwg, 1 tbl