US Patent 10518606 Vehicle air-conditioning unit
Patent 10518606 was granted and assigned to Denso on December, 2019 by the United States Patent and Trademark Office.
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A vehicle air-conditioning unit includes an air-conditioning case, a heater, and an opening-closing device. The air-conditioning case includes a first air passage, a second air passage and a third air passage provided in parallel with each other. The heater is provided in the third air passage and heating the air flowing in the third air passage. The opening-closing device opens and closes the third air passage on a downstream side of the heater. The third air passage includes an opening hole that is an opening end of the third air passage on an upstream side of the heater, and the air-conditioning case includes a hole separation portion dividing the opening hole of the third air passage into a plurality of separation holes.
US Patent 10518606 Vehicle air-conditioning unit
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