Hybrid drive apparatus

Details Hybrid drive apparatus Hybrid drive apparatus

2011-04-19

2011-04-19

Le, David D (Department: 3655)

Planetary gear transmission systems or components

Input from independent power sources

Including electric motor input

C475S275000, C475S284000

Reexamination Certificate

active

07927244

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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