Patent ID: 9617906
Date: 2017-04-11
CPC Classifications: F01P,F16K

Claim:
1. A coolant control valve of an engine, comprising: a cylindrical valve in which a space is formed along a length directional center axis thereof, a first inlet through which a coolant flows being formed at one end of the cylindrical valve, an outlet being formed at an outer surface of the cylindrical valve in the space, a first convex surface and a second convex surface being sequentially formed along the length direction in an exterior circumferential surface of the cylindrical valve and a second inlet through which the coolant flows into the space being formed at the outer surface corresponding to a recess portion formed between the first convex surface and the second convex surface; a valve housing in which the cylindrical valve is provided to be rotatable with respect to the center axis; a first inflow pipe connected to the valve housing and transmitting the coolant to the space through the first inlet; a second inflow pipe connected to the valve housing and transmitting the coolant to the space through the second inlet; and a driver provided at one side of the valve housing to rotate the cylindrical valve with respect to the center axis.