FR-3168237-A1 - AUTOMOBILE INTERNAL COMBUSTION ENGINE WITH CAMSHAFT-DRIVED HIGH-PRESSURE FUEL PUMP
FR3168237A1FR 3168237 A1FR3168237 A1FR 3168237A1FR-3168237-A1
Abstract
A motor vehicle internal combustion engine equipped with a fuel injection system, comprising a camshaft (6) disposed in a closed volume of a cylinder head (2) having a channel (20) supplied with pressurized oil for the lubrication of this camshaft (6), and comprising a high-pressure fuel pump including a cylindrical roller (12) fixed to the end of a sliding pump tappet (14), which bears against a pump cam (10) of the camshaft (6), the cylinder head (2) having an oil jet (30) connected to the lubrication channel (20), which has a calibrated flow control bore (38) directed towards the pump cam (12). Figure 1
Inventors
- LAURENT PLATET
- OUANES BOUATTAY
- SYLVAIN HOUX
- David Morin
Assignees
- STELLANTIS AUTO SAS
Dates
- Publication Date
- 20260508
- Application Date
- 20241105