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Patent Searching and Data


Title:
SCAVENGE PUMP OIL LEVEL CONTROL SYSTEM AND METHOD
Document Type and Number:
WIPO Patent Application WO/2012/109223
Kind Code:
A3
Abstract:
A hybrid vehicle includes a hybrid module, a transmission and a torque converter. The lubrication system associated with the torque converter includes an oil sump within the torque converter housing which is intended to be managed as a "dry" sump oil lubrication system. There is an oil pump in communication with the sump in order to manage the sump oil level. By monitoring an operational parameter of the oil pump motor (pressure, torque, or current) oil aeration can be detected.

Inventors:
WRIGHT THOMAS A (US)
LONG CHARLES F (US)
Application Number:
PCT/US2012/024119
Publication Date:
October 18, 2012
Filing Date:
February 07, 2012
Export Citation:
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Assignee:
ALLISON TRANSM INC (US)
WRIGHT THOMAS A (US)
LONG CHARLES F (US)
International Classes:
B60W10/30; B60W20/00
Foreign References:
US20100332089A12010-12-30
US20030059310A12003-03-27
US20090276119A12009-11-05
US20090235657A12009-09-24
Other References:
See also references of EP 2673178A4
Attorney, Agent or Firm:
REEVES, Charles, R. et al. (Emhardt Moriarty,,Mcnett & Henry LLP,111 Monument Circle, Suite 370, Indianapolis IN, US)
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