JPH0452547U - - Google Patents
Info
- Publication number
- JPH0452547U JPH0452547U JP9473190U JP9473190U JPH0452547U JP H0452547 U JPH0452547 U JP H0452547U JP 9473190 U JP9473190 U JP 9473190U JP 9473190 U JP9473190 U JP 9473190U JP H0452547 U JPH0452547 U JP H0452547U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- cylinder head
- air
- wall
- small
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims description 6
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案によるシリンダヘツドの縦断面
図、第２図は第１図−線に沿う第１実施例の
シリンダヘツド横断面図、第３図は第２図−
線に沿うシリンダヘツドの縦断面図、第４図は第
２図実施例に類似し、切り欠き及びバツフルの形
状を変えた第２実施例としてのシリンダヘツト横
断面図、第５図は冷却フアンの切り欠き端部に傾
斜を設けた第３実施例としてのシリンダヘツド横
断面図、第６図は第５図−線に沿う部分的冷
却フイン断面図、第７図は第４図に示す実施例を
さらに改善し、バツフルの形状を変えた第４実施
例としてのシリンダヘツド横断面図。
２……シリンダヘツド、２ａ……シリンダヘツ
ド外壁面、５……冷却フイン、７……間隙、９…
…空気通路。
FIG. 1 is a longitudinal cross-sectional view of a cylinder head according to the present invention, FIG. 2 is a cross-sectional view of the cylinder head of the first embodiment taken along the line of FIG.
4 is a longitudinal cross-sectional view of the cylinder head along a line, FIG. 4 is a cross-sectional view of the cylinder head as a second embodiment similar to the embodiment shown in FIG. 2, but with different shapes of the notch and buffle, and FIG. FIG. 6 is a partial cross-sectional view of the cooling fin taken along the line of FIG. 5, and FIG. FIG. 3 is a cross-sectional view of a cylinder head as a fourth embodiment in which the example is further improved and the shape of the baffle is changed. 2... Cylinder head, 2a... Cylinder head outer wall surface, 5... Cooling fin, 7... Gap, 9...
...Air passage.
Claims (1)
を形成した多気筒空冷機関において、隣り合うシ
リンダヘツド外壁面及び該シリンダヘツド外壁面
周りの冷却フインにより形成される空気通路のう
ち、上記隣り合うシリンダヘツド外壁面間距離が
小さく通路断面積が小さい通路部分の上記冷却フ
イン部分を、シリンダヘツド外壁面に向かつて切
り欠いたことを特徴とする多気空筒空冷機関のシ
リンダヘツド冷却構造。 In a multi-cylinder air-cooled engine in which a large number of cooling fins are formed along the outer wall of the cylinder head, among the air passages formed by the outer wall surfaces of adjacent cylinder heads and the cooling fins around the outer wall surfaces of the cylinder heads, there are A cylinder head cooling structure for a multi-cavity cylinder air-cooled engine, characterized in that the cooling fin portion of the passage portion where the distance between walls is small and the cross-sectional area of the passage is small is cut out toward the outer wall surface of the cylinder head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9473190U JPH089401Y2 (en) | 1990-09-11 | 1990-09-11 | Cylinder head cooling structure for multi-cylinder air-cooled engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9473190U JPH089401Y2 (en) | 1990-09-11 | 1990-09-11 | Cylinder head cooling structure for multi-cylinder air-cooled engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0452547U true JPH0452547U (en) | 1992-05-06 |
| JPH089401Y2 JPH089401Y2 (en) | 1996-03-21 |
Family
ID=31832911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9473190U Expired - Lifetime JPH089401Y2 (en) | 1990-09-11 | 1990-09-11 | Cylinder head cooling structure for multi-cylinder air-cooled engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH089401Y2 (en) |
-
1990
- 1990-09-11 JP JP9473190U patent/JPH089401Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH089401Y2 (en) | 1996-03-21 |