The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 2026
Filed:
Mar. 21, 2024
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Hoyoung Jeong, Hwaseong-si, KR;
Hochan An, Hwaseong-si, KR;
Yeonho Kim, Seoul, KR;
Gwi Taek Kim, Cheonan-si, KR;
Man Hee Park, Suwon-si, KR;
Yeong Jun Kim, Incheon, KR;
Jae Yeon Kim, Hwaseong-si, KR;
Jeawan Kim, Hwaseong-si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA CORPORATION, Seoul, KR;
Abstract
A heat pump system for a vehicle includes an air conditioner unit comprising a compressor, a first heat-exchanger, a second heat-exchanger, a first expansion valve, and a third heat-exchanger that are connected through a refrigerant line to circulate a refrigerant through the refrigerant line; and a chiller connected to the refrigerant line through a first connection line, and configured to adjust the temperature of a coolant by heat-exchanging the refrigerant supplied from the air conditioner unit with the coolant. The air conditioner unit includes a first valve provided in the refrigerant line between the first heat-exchanger and the second heat-exchanger; a second valve provided in the refrigerant line between the third heat-exchanger and the compressor; a second expansion valve provided in the first connection line; a second connection line; and a third expansion valve provided in the second connection line.