公开(公告)号：US20180112782A1

公开(公告)日：2018-04-26

申请号：US15374683

申请日：2016-12-09

Applicant: Hyundai Motor Company

Inventor： Yonggyu LEE ,  Jung Nam LEE

IPC: F16K11/078 ,  F01P7/14 ,  F01P11/08

CPC classification number: F16K11/078 ,  F01P7/14 ,  F01P11/08 ,  F01P2007/146 ,  F16K11/044 ,  F16K11/065 ,  Y10T137/86509

Abstract: A coolant control valve device may include a plurality of coolant passages through which a coolant passes; a valve including a plurality of valve wings disposed at an inlet of each the plurality of coolant passages and having different heights from each other; and a driver moving the valve in a vertical direction thereof, wherein the valve opens and closes some or all of the plurality of inlets with a difference in time, depending on a movement range of the valve.