ENGINE WITH CAM EXTERNAL LUBRICATION Russian patent published in 2019 - IPC F01L1/53 F01M9/10 F02D17/02 

FIELD: engines and pumps.

SUBSTANCE: invention can be used in the internal combustion engines. Engine with disengaged cylinders comprises cylinder block and head to define first and second cylinders, upper intake camshaft (104), upper outlet camshaft (102), bearing plate and holder cover. Second cylinder has the possibility of selective disconnection during engine operation. Upper intake camshaft (104) comprises a pair of intake cams (130), (136) coupled to intake valves of the second cylinder. Upper exhaust distributing shaft (104) comprises a pair of outlet cams (108), (114) connected to exhaust valves of the second cylinder. Camshaft bearing plate and camshaft holder cover together support main bearings of inlet and outlet camshafts (102) and (104). Cover of the holder forms channel (160), containing input (162), which is connected in fluid communication with lubrication passage, connected to one of bearings. Channel (160) comprises a pair of outlets (166) located at a distance from external surfaces of a pair of outlet cams (108), (114) for their external lubrication. Embodiment of engine with disengaged cylinders and holder of camshafts are disclosed.

EFFECT: technical result consists in simplification of process of external lubrication of cams.

20 cl, 4 dwg