F - Mech Eng,Light,Heat,Weapons – 01 – M
Patent
F - Mech Eng,Light,Heat,Weapons
01
M
123/232
F01M 13/00 (2006.01) F01M 13/02 (2006.01)
Patent
CA 1068566
ENGINE POSITIVE CRANKCASE VENTILATION VALVE ASSEMBLY ABSTRACT OF THE DISCLOSURE An automotive type internal combustion engine has a positive crankcase ventilation (PCV) valve metering the flow of engine blow-by gases and fumes from the engine crankcase to the intake manifold, the valve having a sonic flow passage providing flow over the entire part throttle operating range of the vehicle to provide a precise flow and predictable calibration of the flow.
273447
Nowroski Alvin P.
Root Lyman V.
LandOfFree
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