Container for automotive service liquids with local thermal insulation integrated in the tank wall
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United States of America Patent
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Jul 17, 2018
Grant Date -
Nov 23, 2017
app pub date -
Mar 22, 2017
filing date -
May 20, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
An automotive service liquid tank for receiving a service liquid of a motor vehicle, in particular an aqueous urea solution, has a tank wall that encloses a tank volume on the inside of the tank, wherein the tank has locally, by comparison with at least one other tank region, at least one region with enhanced thermal insulation, in order to influence a freezing behavior of the service liquid received in the tank in such a way that the service liquid, when the outside temperature drops, freezes later in the tank region with enhanced thermal insulation than in the at least one other tank region without enhanced thermal insulation. According to the invention it is provided that the enhanced thermal insulation is formed integrally with the tank wall.
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