US 12,253,179 B2
Valve unit for a vehicle thermal management system, a vehicle thermal management system, and a method for operating a valve unit
Mikael Jönsson, Onsala (SE); Tamara Dragic, Gothenburg (SE); and Ulf Bergman, Torslanda (SE)
Assigned to Ningbo Geely Automobile Research & Dev. Co., Ltd., Ningbo (CN); and ZHEJIANG GEELY HOLDING GROUP CO., LTD., Zhejiang (CN)
Filed by Ningbo Geely Automobile Research & Development Co., Ltd., Ningbo (CN); and Zhejiang Geely Holding Group Co., Ltd., Zhejiang (CN)
Filed on Jun. 2, 2023, as Appl. No. 18/205,230.
Application 18/205,230 is a continuation of application No. PCT/CN2021/137363, filed on Dec. 13, 2021.
Claims priority of application No. 20214214 (EP), filed on Dec. 15, 2020.
Prior Publication US 2023/0304590 A1, Sep. 28, 2023
Int. Cl. F16K 11/085 (2006.01); B60H 1/00 (2006.01); F16K 11/16 (2006.01)
CPC F16K 11/0853 (2013.01) [F16K 11/165 (2013.01); B60H 1/00885 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A valve unit for a vehicle thermal management system, wherein the valve unit comprises a first valve body, a second valve body, and a housing structure, wherein the first valve body and the second valve body are arranged within the housing structure and rotatably arranged in relation to the housing structure between different valve positions around a common rotational axis, wherein the first valve body is connected to an actuator for rotational displacement of the first valve body around the rotational axis,
wherein the second valve body is connected to the first valve body via a spring, wherein the second valve body is configured for being rotatably displaced around the rotational axis by the spring upon rotational displacement of the first valve body,
wherein the housing structure comprises a first mixing chamber arranged in connection to the first valve body and a second mixing chamber arranged in connection to the second valve body.