Planetary gear transmission systems or components – With lubricaton – For differential planetary gearing
Reexamination Certificate
2005-01-18
2005-01-18
Wright, Dirk (Department: 3681)
Planetary gear transmission systems or components
With lubricaton
For differential planetary gearing
C074S607000, C184S006120
Reexamination Certificate
active
06843746
ABSTRACT:
An axle system includes an axle lubrication level within an axle housing which is lower than a wheel end lubrication level within the wheel end assemblies. An opening through the wheel end assembly housing provides a fluid communication path between the wheel end assembly and the axle housing. A differential assembly rotates adjacent an opening such that lubrication at the wheel end lubrication level is rotated into the opening. The lubricant within the wheel end assemblies is maintained at the wheel end lubrication level. The shaft enters the wheel end assembly housing through a shaft opening which provides a communication path for the lubricant from the wheel end assembly back into the axle housing.
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Hayes Brian David
Sullivan William C.
Varela Tomaz Dopico
ArvinMeritor Technology LLC
Carlson & Gaskey & Olds
Wright Dirk
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