OIL FILTER Russian patent published in 2017 - IPC F01M1/10 B01D35/14 

FIELD: engines and pumps.

SUBSTANCE: oil filter, comprising a housing 1; cover 2; amplifier 3 cover; the filter element 5; antidrenazhny valve 29, the bypass valve 12 and the spacer 6; wherein the filter element 5 includes a blind filter 21 disposed between the upper and lower covers 22, 23. The bottom cover 23 of the filter element 5 is urged against the housing 1 in the direction of pressing the filter element 5 to the amplifier 3, the cover and the upper cover 22 is formed with a central protrusion 25, forming a central opening, spacer 6 comprises outer and inner ring members 8, 9 of different height, connected ribs 10 and 11 forming the seat of the overflow valve 12, bypass valve 12 is designed as a ring and is pressed against the seat 11 by a spring 14 of the overflow valve. Compound of the top cover 22 of the filter element 5 with a spacer 6 holds the hinge.

EFFECT: joint sealing spacers to cover the amplifier and uniform deformation anti-drennaige valve without elastic sealing elements.

10 cl, 5 dwg