Machine element or mechanism – Gearing – Lubrication
Reexamination Certificate
2005-09-06
2005-09-06
Wright, Dirk (Department: 3681)
Machine element or mechanism
Gearing
Lubrication
C475S159000
Reexamination Certificate
active
06938512
ABSTRACT:
A lubricating system for an automatic transmission including at least one planetary gear set and plural friction engagement elements includes an oil pump which pumps oil to generate oil pressure in response to activation of a driving power source and an introducing passage which is provided at a planetary carrier of the at least one planetary gear set, receives the oil from the oil pump and directs the oil for purposes of lubrication.
REFERENCES:
patent: 4719818 (1988-01-01), McCreary
patent: 5522778 (1996-06-01), Iwase et al.
Aisin Seiki Kabushiki Kaisha
Burns Doane , Swecker, Mathis LLP
Wright Dirk
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