Power plant with planetary gear train

Motor vehicles – Power – Electric

Reexamination Certificate

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C180S065700, C477S108000

Reexamination Certificate

active

07740093

ABSTRACT:
To provide a power plant which is capable of improving the drive efficiency and power generation efficiency when electric power is generated using power of the drive part thereof.In a power plant (1), an output shaft (3a) of an internal combustion engine (3) is connected to driven parts DW and DW, and a transmission (20) is connected between the output shaft (3a) of the engine (3) and the driven parts DW and DW, while one of first to third elements (31), (32), and (34) of a planetary gear train (30) is connected between the output shaft (3a) of the engine (3) and the transmission (20), another one of the first to third elements to the output portion (42) of the generator-motor (40), and the remaining one of the same to the driven parts DW and DW.

REFERENCES:
patent: 3340749 (1967-09-01), Schrciner et al.
patent: 4599916 (1986-07-01), Hirosawa
patent: 4624153 (1986-11-01), Itoh et al.
patent: 4864889 (1989-09-01), Sakakibara et al.
patent: 6524217 (2003-02-01), Murakami et al.
patent: 6736753 (2004-05-01), Endo et al.
patent: 6902512 (2005-06-01), Kamichi et al.
patent: 7246672 (2007-07-01), Shirai et al.
patent: 2006/0247086 (2006-11-01), Watanabe et al.

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