OIL FILTER Russian patent published in 1998 - IPC

FIELD: cleaning of liquids by filtering, in particular, for cleaning of motor oil in internal combustion engines. SUBSTANCE: oil filter comprises a casing, cover, intensifying plate located under the cover, having inlet ports located circumferentially at a distance of 0.45 to 0.55 of the diameter, filtering element whose inside and outside diameters and casing diameter relate as 1:(2.0-2.2):(2.2-2.5), a well as relief and anti-vent valves. Connection of the casing and cover is made in the form of bent ovals and packed by sealant. EFFECT: simplified design, enhanced oil carrying capacity, enhanced quality of liquid cleaning. 2 cl, 1 dwg