公开(公告)号：US10184420B2

公开(公告)日：2019-01-22

申请号：US15059643

申请日：2016-03-03

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Michele Tempesta ,  Alfonso Renella ,  Paolo Lavazza ,  Andrea Palma

IPC: F02F1/10 ,  F02F1/40 ,  F02F1/14 ,  F02F1/24

Abstract: A water jacket having a coolant flow crossing the space over the cylinder head is provided for an internal combustion engine of an automotive system. The internal combustion engine is equipped with a cylinder and a cylinder head. The water jacket includes a lower water jacket having side passages surrounding the cylinder and connected together by a plurality of branches disposed over the cylinder head, so as to create the coolant flow crossing the space over the cylinder head.