Engine lubrication system
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United States of America Patent
Stats
-
Mar 7, 2006
Grant Date -
Mar 4, 2004
app pub date -
Aug 25, 2003
filing date -
Aug 27, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vehicle comprises a vehicle body. A drive system is mounted to the vehicle body. An internal combustion engine is mounted to the vehicle body and coupled with the drive system. The engine comprises a crankshaft mounted in a crankcase. An oil pan is detachably coupled with the crankcase. A regulating wall separates first and second side chambers of the oil pan. First and second oil pumps are housed in the first side chamber and coupled with the crankshaft through a coupling system. A first oil inlet port is between the first oil pump and the first side chamber. A second oil inlet port is between the second oil pump and the second side chamber.
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