公开(公告)号：US11149679B2

公开(公告)日：2021-10-19

申请号：US16790824

申请日：2020-02-14

Applicant: Caterpillar Inc.

Inventor： Allen Yao Chen ,  Aaron Gary Heintz ,  Jason Lee Van Farowe ,  Thomas L. Atwell ,  David L. Lueders ,  John W. Milem ,  Phani Chandar Reddy Konatham ,  Suresh Babu Chennagowni ,  Khairul Hassan ,  Parthipan Subramanian

IPC: F01L9/00 ,  F02F1/16 ,  F02F1/40 ,  F01P5/10

Abstract: An internal combustion engine having an engine block and one or more cylinder heads. The engine block houses a plurality of cylinder liners and includes a cylinder liner coolant jacket below an upper planar surface of the engine block and in fluid communication with the plurality of cylinder liners. The one or more cylinder heads are attached to the upper planar surface of the engine block and each of the one or more cylinder heads including one or more cylinder head coolant jackets and one or more downward coolant passages extending from the one or more cylinder head coolant jackets to the cylinder liner coolant jacket for delivering coolant from the one or more cylinder head coolant jackets to the cylinder liner coolant jacket.

公开(公告)号：US20210254577A1

公开(公告)日：2021-08-19

申请号：US16790824

申请日：2020-02-14

Applicant: Caterpillar Inc.

Inventor： Allen Yao Chen ,  Aaron Gary Heintz ,  Jason Lee Van Farowe ,  Thomas L. Atwell ,  David L. Lueders ,  John W. Milem ,  Phani Chandar Reddy Konatham ,  Suresh Babu Chennagowni ,  Khairul Hassan ,  Parthipan Subramanian

IPC: F02F1/16 ,  F01P5/10 ,  F02F1/40

Abstract: An internal combustion engine having an engine block and one or more cylinder heads. The engine block houses a plurality of cylinder liners and includes a cylinder liner coolant jacket below an upper planar surface of the engine block and in fluid communication with the plurality of cylinder liners. The one or more cylinder heads are attached to the upper planar surface of the engine block and each of the one or more cylinder heads including one or more cylinder head coolant jackets and one or more downward coolant passages extending from the one or more cylinder head coolant jackets to the cylinder liner coolant jacket for delivering coolant from the one or more cylinder head coolant jackets to the cylinder liner coolant jacket.