公开(公告)号：US10393064B2

公开(公告)日：2019-08-27

申请号：US15478776

申请日：2017-04-04

Applicant: MAHLE FILTER SYSTEMS JAPAN CORPORATION

Inventor： Daizo Ito ,  Atsushi Nonaka ,  Seiji Tani

IPC: F02F11/00 ,  F02F1/24 ,  F02F7/00 ,  F16J15/14 ,  F16J15/10 ,  F16J15/06

Abstract: A seal structure for an internal combustion engine comprising: a cover side seal member which extends on upper surface sides or lower surface sides of both of an engine main body section and a chain casing and pressed and held against a cover member; a casing side seal member arranged at left or right end section of one end surfaces of the engine main body section onto which the chain casing is attached and pressed and held against the chain casing; a receiving concavity formed to extend on a junction surface of the chain casing to the cover member; and an extremely thick connection block section formed integrally on one end section of the casing side seal member, fitted into and retained by the receiving concavity, and projected more toward the cover member side than a junction surface of the chain casing to the cover member in a free state.