Vehicle propulsion system

Details Vehicle propulsion system Vehicle propulsion system

2006-12-15

2009-10-13

Pang, Roger (Department: 3655)

Interrelated power delivery controls, including engine control

Plural engines

Electric engine

C477S115000, C701S051000

Reexamination Certificate

active

07601092

ABSTRACT:
A vehicle propulsion system includes an internal combustion engine having an engine output, an electro-mechanical transmission and a control system. The engine output is coupled to the transmission output at a speed ratio which is established by one of a plurality of electrically variable or fixed operating modes. Selection and control among the various operating modes is managed by a control in accordance with preferred optimum operating costs.

REFERENCES:
patent: 6953409 (2005-10-01), Schmidt et al.
patent: 2005/0080537 (2005-04-01), Cawthorne et al.
patent: 2006/0155453 (2006-07-01), Han et al.
patent: 2007/0232440 (2007-10-01), Han

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