JPS5994147U - internal combustion engine cylinder head - Google Patents
internal combustion engine cylinder headInfo
- Publication number
- JPS5994147U JPS5994147U JP18991582U JP18991582U JPS5994147U JP S5994147 U JPS5994147 U JP S5994147U JP 18991582 U JP18991582 U JP 18991582U JP 18991582 U JP18991582 U JP 18991582U JP S5994147 U JPS5994147 U JP S5994147U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- cylinder head
- engine cylinder
- sectional
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 title claims 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はセラミックス層を用いた従来の排気ポートの一
例を示す断面図、第２図は本考案者が先に提案した排気
ポートの断面図、第３図は第２図の要部の断面図、第４
図はこの考案の一実施例を示す排気ポートの断面図、第
５図はこの考案の他の実施例を示す断面図、第６図ａ〜
ｅはこの考案によるスリットの作用を説明するための図
、第７図、第８図はこの考案のさらに他の実施例を示寸
要部の断面図、第９図はこの考案のさらに他の実施例を
示す要部の断面図である。
図中、１１は鋳物、１２．１２Ａ、１２Ｂはセラミック
ス層、１３は錯綜体、１４はバルーｊ−ｈｔｒド、１５
はボス部、１６はのど部、１７は穴、１８はバルブシー
ト、１９はポートライナ、２０はスリットである。Fig. 1 is a sectional view showing an example of a conventional exhaust port using a ceramic layer, Fig. 2 is a sectional view of an exhaust port previously proposed by the present inventor, and Fig. 3 is a sectional view of the main part of Fig. 2. Figure, 4th
The figure is a sectional view of an exhaust port showing one embodiment of this invention, FIG. 5 is a sectional view showing another embodiment of this invention, and FIGS.
e is a diagram for explaining the action of the slit according to this invention, FIGS. 7 and 8 are sectional views of important parts showing still another embodiment of this invention, and FIG. 9 is a diagram showing still another embodiment of this invention FIG. 3 is a sectional view of main parts showing an example. In the figure, 11 is a casting, 12, 12A, 12B are ceramic layers, 13 is a complex, 14 is a ball j-htr, 15
16 is a boss portion, 16 is a throat portion, 17 is a hole, 18 is a valve seat, 19 is a port liner, and 20 is a slit.
Claims (1)
内燃機関の排気ポート付シリンダヘッドにおいて、前記
ポートライナを曲率の大きい部分においてその軸線に直
角の断面に沿って分割するかまたは両端部にクラックの
入りにくい曲率のアールを有するスリットを形成したこ
とを特徴とする内燃機関のシリンダヘッド。In a cylinder head with an exhaust port for an internal combustion engine in which a port liner made of ceramic is formed on the inside, the port liner is divided along a cross section perpendicular to its axis at a portion with a large curvature, or cracks are formed at both ends. A cylinder head for an internal combustion engine, characterized in that a slit having a radius of curvature is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18991582U JPS5994147U (en) | 1982-12-17 | 1982-12-17 | internal combustion engine cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18991582U JPS5994147U (en) | 1982-12-17 | 1982-12-17 | internal combustion engine cylinder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5994147U true JPS5994147U (en) | 1984-06-26 |
Family
ID=30409340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18991582U Pending JPS5994147U (en) | 1982-12-17 | 1982-12-17 | internal combustion engine cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5994147U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63174552U (en) * | 1987-04-27 | 1988-11-11 |
-
1982
- 1982-12-17 JP JP18991582U patent/JPS5994147U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63174552U (en) * | 1987-04-27 | 1988-11-11 |
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