PRESSED BUSHING, CYLINDER HEAD AND VEHICLE INCLUDING THEM Russian patent published in 2022 - IPC F01P3/16 F02F1/24 F02F1/36 

FIELD: engine building.

SUBSTANCE: press-fitted bushing (100) for sealing and cooling element (106) protruding through hole (102) in the plane of the combustion chamber in cylinder head (104) of the internal combustion engine, including connection point (108) at first end (110) of sleeve (100), made for press fit into recess (112) at end of hole (102) in plane of combustion chamber, remote from combustion chamber (114), collar (116) projecting radially inward at second end (118) of bushing (100), opposite to first end (110), connection point (108) including radially inwardly bent belt with support surface (132), and/or diameter of pressed bushing (100) at first end (110) is less than diameter of bushing (100) at second end (118), and/or connection point (108) includes cylindrical contact surface (128), in which axial size (130) of connection point (108) is several times less than axial length (134) of pressed bushing (100) and/or in which contact surface (128) is made with recess (112) to create a fluid-tight connection, in which contact surface (128) is connected or made with possibility of connection with recess (112) by power and/or permanent link. Cylinder head and vehicle are also disclosed.

EFFECT: higher efficiency of cooling.

11 cl, 2 dwg