Rotary refrigerant valve for automotive heat pump control
Number of patents in Portfolio can not be more than 2000
United States of America
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-
Dec 3, 2024
Grant Date -
Dec 28, 2023
app pub date -
Mar 29, 2023
filing date -
Mar 29, 2023
priority date (Note) -
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Abstract
A rotary valve comprises: a valve body having a cylindrical cavity; a rotor having a cylindrical surface that abuts a surface of the cylindrical cavity, the rotor including: a center bore; a first channel extending between the center bore and a first opening in the cylindrical surface; a second channel extending between the center bore and a second opening in the cylindrical surface; a third channel extending between the center bore and a third opening in the cylindrical surface; and a fourth channel not connected to the center bore, the fourth channel extending between a fourth opening in the cylindrical surface and a fifth opening at an end surface of the rotor, the end surface adjacent the cylindrical surface; and ports extending through the valve body between the surface of the cylindrical cavity and an outside of the valve body.
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