JPS61151058U

JPS61151058U -

Info

Publication number: JPS61151058U
Application number: JP3512485U
Authority: JP
Priority date: 1985-03-12
Filing date: 1985-03-12
Publication date: 1986-09-18

Description

[Brief explanation of the drawing]

第１図のａは、本考案の一実施例に係るマニホ
ルドガスケツトの正面図、第１図のｂは、第１図
のａにおいて矢印Ｘ方向から見た下面図、第２図
は、本考案の一実施例に係るマニホルドガスケツ
トを取り付けたエンジンの上面図、第３図は、本
考案の一実施例に係るマニホルドガスケツトの作
用を説明する説明図、第４図は、同様に本考案の
一実施例に係るマニホルドガスケツトの作用を説
明する説明図、第５図のａは、従来のマニホルド
ガスケツトの正面図、第５図のｂは、第５図のａ
において矢印Ｘ方向から見た下面図、第６図は、
従来のマニホルドガスケツトを取り付けたエンジ
ンの上面図、第７図は、第５図のａの―断面
の拡大図、第８図は、従来のマニホルドガスケツ
トについてシール性能の低下が起こる理由を説明
する説明図である。１……マニホルドガスケツト、２……吸気マニ
ホルド、３……排気マニホルド、４……シリンダ
ヘツド、１３……ガスケツト本体、１４……金属
板、１７……吸気マニホルドが当接する部分、１
８……排気マニホルドが当接する部分、３２……
凹溝、４１……マニホルドガスケツトのうちでも
吸気マニホルド及び排気マニホルドが当接する側
の面。 FIG. 1a is a front view of a manifold gasket according to an embodiment of the present invention, FIG. 1b is a bottom view of FIG. 1a seen from the direction of arrow X, and FIG. FIG. 3 is a top view of an engine equipped with a manifold gasket according to an embodiment of the invention, and FIG. An explanatory diagram illustrating the function of a manifold gasket according to an embodiment of the invention, a of FIG. 5 is a front view of a conventional manifold gasket, and b of FIG. 5 is a of the conventional manifold gasket.
The bottom view seen from the direction of arrow X, FIG.
A top view of an engine with a conventional manifold gasket installed, FIG. 7 is an enlarged cross-sectional view of a in FIG. 5, and FIG. 8 explains why sealing performance deteriorates with a conventional manifold gasket. FIG. DESCRIPTION OF SYMBOLS 1... Manifold gasket, 2... Intake manifold, 3... Exhaust manifold, 4... Cylinder head, 13... Gasket body, 14... Metal plate, 17... Part where intake manifold comes into contact, 1
8... Part where the exhaust manifold comes into contact, 32...
Concave groove, 41...The surface of the manifold gasket that comes into contact with the intake manifold and the exhaust manifold.

Claims

[Scope of utility model registration request]

A continuous plate-shaped manifold gasket that is interposed between the cylinder head and the intake manifold of a counterflow engine and between the cylinder head and the exhaust manifold, and has a plate-shaped gasket body. and a metal plate attached to the front and back of the gasket body, and on the side of the manifold gasket that comes into contact with the intake manifold and the exhaust manifold, the part that the intake manifold comes into contact with and the exhaust manifold are in contact with each other. An engine manifold gasket characterized in that a concave groove is provided between the abutting part and the engine manifold gasket.