FIELD: engines.
SUBSTANCE: invention relates to filters of internal combustion engine. Oil cleaning filter, which includes a housing connected with cover and placed inside housing of main filtering element, according to invention additionally comprises bypass filter valve consisting of a convex support with side holes and outer flanging, in which a spring frame with slots for braces parts inside filter and oil passage through it, collar, spring and valve plate installed on central hole of convex support, and filter material located on surface of spring frame and convex side support.
EFFECT: higher reliability of oil purification, manufacturability and operational characteristics.
1 cl, 2 dwg
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