Cylinder crankcase, useful in internal combustion engine of motor vehicle, comprises body for receiving depollution member, closing head of a window that comprises the body, and seal interposed between closing head and body

摘要

The cylinder crankcase (1) comprises a body (3) for receiving a depollution member (4), a closing head of a window that comprises the body, and a seal interposed between the closing head and the body. The body defines an internal volume for receiving the depollution member. The seal and a perimeter of the window have respective identical conformation. The closing head is provided with a first opening. The body comprises a stopper facing to the window. The stopper is provided with a second opening. An independent claim is included for a method for obtaining a cylinder crankcase.