JPH0365837U - - Google Patents
Info
- Publication number
- JPH0365837U JPH0365837U JP12579589U JP12579589U JPH0365837U JP H0365837 U JPH0365837 U JP H0365837U JP 12579589 U JP12579589 U JP 12579589U JP 12579589 U JP12579589 U JP 12579589U JP H0365837 U JPH0365837 U JP H0365837U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- tunnel
- cylinder
- spark plug
- plug mounting
- 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
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図〜第４図は、本考案のエンジンの一実施
例を示す図面で、シリンダヘツドおよびシリンダ
ブロツクについて表わしたものである。まず第１
図はその平面図、第２図は第１図の−断面図
、第３図は第１図の−断面図、そして第４図
は第１図の−断面図である。また第５図は自
動二輪車の側面図である。
１……シリンダヘツド、２……シリンダブロツ
ク、３，３ａ，３ｂ，３ｃ，３ｄ……気筒、４…
…チエーントンネル、５，５ａ，５ｂ，５ｃ，５
ｄ……点火栓取付穴、８……排気ポート、１１…
…第１水抜孔、１２……第２水抜孔、１３……第
３水抜孔、２３……冷却水流通路、Ａ……点火栓
。
FIGS. 1 to 4 are drawings showing an embodiment of the engine of the present invention, and show the cylinder head and cylinder block. First of all
2 is a sectional view taken from FIG. 1, FIG. 3 is a sectional view taken from FIG. 1, and FIG. 4 is a sectional view taken from FIG. 1. Moreover, FIG. 5 is a side view of the motorcycle. 1...Cylinder head, 2...Cylinder block, 3, 3a, 3b, 3c, 3d...Cylinder, 4...
...Chain tunnel, 5, 5a, 5b, 5c, 5
d...Spark plug mounting hole, 8...Exhaust port, 11...
...first drain hole, 12...second drain hole, 13...third drain hole, 23...cooling water flow path, A...ignition plug.
Claims (1)
ートと気筒ごとの点火栓取付穴とカムシヤフト駆
動機構用トンネルとをシリンダヘツドに備え、気
筒の配列方向を車体の左右方向にし排気ポートを
車体前方にして自動二輪車に搭載される自動二輪
車用エンジンにおいて、 上記トンネルより右側の点火栓取付穴の全部に
通じてシリンダヘツドの右端に開口をもつ第１水
抜孔と、 上記トンネルより左側の点火栓取付穴の全部に
通じてシリンダヘツドの左端に開口をもつ第２水
抜孔と、 上記トンネルの右隣の点火栓取付穴から、同じ
気筒に関する上記複数の排気ポートの間を通つて
下方へ傾斜し、シリンダヘツドの前部に開口をも
つ第３水抜孔と を設けたことを特徴とする自動二輪車用エンジン
。[Scope of Claim for Utility Model Registration] It has multiple cylinders, each cylinder has multiple exhaust ports, spark plug mounting holes for each cylinder, and a tunnel for the camshaft drive mechanism in the cylinder head, and the direction in which the cylinders are arranged is aligned with the vehicle body. In a motorcycle engine mounted on a motorcycle with the exhaust port oriented left-right and at the front of the vehicle body, a first drain hole having an opening at the right end of the cylinder head and communicating with all of the spark plug mounting holes on the right side of the tunnel; A second water drain hole that communicates with all of the spark plug mounting holes on the left side of the tunnel and has an opening at the left end of the cylinder head, and a space between the spark plug mounting hole on the right side of the tunnel and the plurality of exhaust ports related to the same cylinder. 1. A motorcycle engine, comprising: a third drainage hole that slopes downward through the cylinder head and has an opening at the front of the cylinder head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12579589U JPH0365837U (en) | 1989-10-27 | 1989-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12579589U JPH0365837U (en) | 1989-10-27 | 1989-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365837U true JPH0365837U (en) | 1991-06-26 |
Family
ID=31673645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12579589U Pending JPH0365837U (en) | 1989-10-27 | 1989-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365837U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283752A (en) * | 1985-06-11 | 1986-12-13 | Yamaha Motor Co Ltd | Cylinder head structure for motorcycle engine |
-
1989
- 1989-10-27 JP JP12579589U patent/JPH0365837U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283752A (en) * | 1985-06-11 | 1986-12-13 | Yamaha Motor Co Ltd | Cylinder head structure for motorcycle engine |
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