Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 9, 2008
Patent Application Number
11383031
Date Filed
May 12, 2006
Patent Primary Examiner
Patent abstract
A hybrid electric vehicle powertrain is disclosed. A countershaft transmission in the powertrain delivers power from an engine through countershaft gearing. Electric power from a single motor-generator complements engine power and may drive front traction wheels. Regenerative power is recovered during power delivery to rear traction wheels.
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