Heat exchange – With timer – programmer – time delay – or condition responsive... – Having heating and cooling capability
Reexamination Certificate
2007-10-30
2007-10-30
Ford, John K. (Department: 3744)
Heat exchange
With timer, programmer, time delay, or condition responsive...
Having heating and cooling capability
24, 24, 24, 24, C062S238600, C062S238700, C062S160000, C062S503000, C062S509000, C062S324600, C237S00200B, C180S065230, C180S065510
Reexamination Certificate
active
10739432
ABSTRACT:
The integrated automotive HVAC/PTC system of the present invention includes a bi-fluidic heat exchanger between an air conditioning subsystem and a heating subsystem which enables heat extracted during dehumidification of the ventilation air to be transferred into dehumidified ventilation air. The HVAC/PTC system includes reconfigurable coolant loops and reconfigurable refrigerant loops, some of which act in concert and some of which may be isolated. Power train components, including the power supply, may be grouped by heat transfer requirements and may be cooled or heated as needed. Power train cooling is accomplished with coolant in the heating subsystem chilled by the air conditioning system.
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Derwent-Acc-No. 2003-164410, corresponding to KR 2002072347 A, Sep. 14, 2002, Abstract and drawing figure.
Bian June S.
Major Gregory A.
Ziehr Lawrence P.
Ford John K.
General Motors Corporation
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