Control valve for cooling circuit

Details Control valve for cooling circuit Control valve for cooling circuit

2011-07-26

2011-07-26

Cuff, Michael (Department: 3747)

Internal-combustion engines

Cooling

Automatic coolant flow control

C123S041080, C123S041090

Reexamination Certificate

active

07984700

ABSTRACT:
A control valve that forms part of a cooling circuit comprising a first branch which contains a radiator and a second branch that constitutes a bypass of a radiator, and its method of use, are described.When used in a motor vehicle combustion engine cooling circuit, the control valve has a third branch and has at least one unit heater for heating the vehicle cabin.

REFERENCES:
patent: 5529026 (1996-06-01), Kurr et al.
patent: 5617815 (1997-04-01), Spies et al.
patent: 6164248 (2000-12-01), Lehmann
patent: 6539899 (2003-04-01), Piccirilli et al.
patent: 2004/0103947 (2004-06-01), McLane et al.
patent: 2004/0238159 (2004-12-01), Humburg
patent: 2051311 (1981-01-01), None
patent: WO 2004/061342 (2004-07-01), None

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