THERMOSTAT DEVICE AND COOLING SYSTEM
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United States of America Patent
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Issued Date -
Feb 26, 2015
app pub date -
Mar 25, 2013
filing date -
Apr 5, 2012
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Abstract
A thermostat device (1) for a cooling system in a motor vehicle, includes an inlet duct (3) to receive cooling fluid that is circulated through the combustion engine of the motor vehicle, an inlet opening (17) to receive cooling fluid from a pilot line in the cooling system, a first and second outlet duct (5a, 5b); an axially displaceable valve rod (11), on which a valve body (10) is secured; a temperature-dependent activating element (14) of a wax which is arranged to influence the displacement position of the valve rod in dependence upon the temperature of the cooling fluid that is received via the inlet opening (17); and the inlet opening is connected with the second outlet duct (5b) via a connecting duct (18) that extends in an axial direction through the valve rod. Also a cooling system including such a thermostat device.
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