FILTER ELEMENT FOR AIR CLEANER Russian patent published in 1997 - IPC

FIELD: manufacture of engines. SUBSTANCE: filter element has form of parallelepiped containing filtering material bent in form of corrugated tape with lines of bend, sealing applied at top of bends, framework made in form of screen with rhomboid cells; this screen is located over larger face of parallelepiped, between sealant and bends of filtering material. Specific feature of invention consists in position of framework cells relative to line of bent of filtering material: larger diagonal of rhomb is perpendicular to line of bent of filtering material and edges of framework are bent are received by sealant over its entire length. EFFECT: enhanced efficiency of cleaning. 5 dwg