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Drive train for a hybrid vehicle

  • US 7,244,208 B2
  • Filed: 09/23/2004
  • Issued: 07/17/2007
  • Est. Priority Date: 10/08/2003
  • Status: Active Grant
First Claim
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1. A drive train (1, 30) for a hybrid vehicle, the drive train having an internal combustion engine (2) connected to an input side of a disengagement clutch (4), an output side of the disengagement clutch (4) being permanently connected to a first end of a continuous transmission input shaft (7), a second end of the continuous transmission input shaft being permanently connected to an input element (8, 38) of an automatic transmission (17, 36), an electric machine (5) being connected to the continuous transmission input shaft (7) for driving the continuous transmission input shaft (7), a hydraulic pump (6) being arranged down stream of the disengagement clutch (4) and before a shiftable starting element (F) of the automatic transmission (17, 36) and driven by the continuous transmission input shaft, so that when the disengagement clutch (4) and the starting element (F) are both disengaged and the electric machine (5) is operating, only the continuous transmission input shaft (7), the input element (8, 38) of the automatic transmission (17, 36) and the hydraulic pump (6) are driven by the electric machine (5).

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