Title:
電動オイルポンプを備えた駆動伝達系
Document Type and Number:
Japanese Patent JP2008508479
Kind Code:
A
Abstract:
In a drive train and a method for operating the drive train for a motor vehicle, comprising a hydraulically shiftable transmission unit with an input shaft connectable to an internal combustion engine via a first clutch, a first electric motor, and an oil pump which supplies the transmission unit with pressurized oil and which is driven by the internal combustion engine or by an electric pump motor, the electric pump motor for driving the oil pump is in the form of a sensorless electric motor, and if required, the first electric motor is energized and coupled to the oil pump in order to assist starting the electric pump motor.
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Inventors:
Norbert Ebner
Andreas Schondermeier
Andreas Schondermeier
Application Number:
JP2007522969A
Publication Date:
March 21, 2008
Filing Date:
July 19, 2005
Export Citation:
Assignee:
Daimler AG
International Classes:
B60L11/18; F16H61/00; F16H57/04; F16H61/688
Domestic Patent References:
| JPH11287316A | 1999-10-19 | |||
| JP2003307270A | 2003-10-31 | |||
| JP2005214216A | 2005-08-11 | |||
| JP2004100725A | 2004-04-02 | |||
| JPS60216081A | 1985-10-29 | |||
| JP2002206630A | 2002-07-26 |
Attorney, Agent or Firm:
Eri Adachi