A crankcase ventilation system for an internal combustion engine
OwnerStaffan Rengmyrinventor
Life of this patent
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Abstract
Abstract of Disclosure The invention relates to an internal combustion engine (1), comprising a cylinder block (2), a cylinder head (3) mounted upon the cylinder block (2), and a crankcase (5) containing a supply of oil for lubricating the engine (1). At least one crankcase ventilation passage (11) extends from the crankcase (5), at a position which is above the oil level, and through the cylinder block (2) and the cylinder head (3). A three-way termination (17) in the cylinder block (2) connects the crankcase ventilation passage (11) to at least two cylinders (7).
Claims15
A crankcase ventilation system for a multi-cylinder internal combustion engine, the engine having a cylinder block, a cylinder head mounted upon the cylinder block, a crankcase containing a supply of oil for lubricating the engine, a least one crankcase ventilation passage extending from the crankcase at a position above the oil level and through the cylinder block and the cylinder head, the system comprising:
- a three-way termination in the cylinder block connecting the crankcase ventilation passage to at least two cylinders.
An internal combustion engine having a plurality of cylinders contained in a cylinder block, a cylinder head mounted upon the cylinder block, a crankcase containing lubricating oil for the engine, at least one crankcase ventilation passage extending from the crankcase at a position which is above a level of the oil in the crankcase and through the cylinder block and the cylinder head wherein a three-way termination in the cylinder block connects the crankcase ventilation passage to at least two of said plurality of cylinders.
Dependencies are inferred from the claim text.