Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shigeki Takami0
Makoto Iwanaka0
Date of Patent
April 19, 2011
Patent Application Number
11822090
Date Filed
July 2, 2007
Patent Primary Examiner
Patent abstract
A hybrid drive apparatus that includes an input shaft that is connected to an engine; an output shaft that is connected to wheels; a first rotary electric machine; a second rotary electric machine; a first planetary gear apparatus that has at least three rotating elements; a second planetary gear apparatus that has at least three rotating elements; and a plurality of friction engagement elements that selectively connect one rotating element of the first planetary gear apparatus and the second planetary gear apparatus to other rotating elements or that selectively hold the rotating element stationary on a non-rotating member.
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