Closure lid with a pressure-controlled or temperature-controlled directional control valve for an expansion tank and cooling system of an internal combustion engine
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United States of America Patent
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Issued Date -
Oct 9, 2014
app pub date -
Apr 4, 2014
filing date -
Apr 4, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A closure lid for an expansion tank of a cooling system of an internal combustion engine has integrated therein a directional control valve that decouples the expansion tank from the cooling circuit by pressure control or temperature control and integrates the expansion tank again into the cooling circuit after the internal combustion engine has reached its operating temperature.
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