Patent · US Active

Heat pump system for vehicle

US12220966B2 · kind B2 · utility

1Cited by
3References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 9, 2022
Grant dateFeb 11, 2025
Priority date
Expiry dateJun 10, 2043

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60H2001/00949
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An embodiment is a heat pump system for a vehicle, including a first cooling device including a first radiator, a first water pump, and a first valve connected by a first coolant line, a second cooling device including a second radiator and a second water pump connected by a second coolant line, a third cooling device including a third coolant line connected to the second cooling device through a first valve, a third water pump provided on the third coolant line, and a battery module and, a chiller provided on the third coolant line, and a gas injection device configured to selectively expand a refrigerant supplied from an internal condenser included in an air conditioner and supply the expanded refrigerant to a heat exchanger of the air conditioner, and selectively supply a portion of the refrigerant to a compressor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.