JPS6439420U - - Google Patents
Info
- Publication number
- JPS6439420U JPS6439420U JP13392787U JP13392787U JPS6439420U JP S6439420 U JPS6439420 U JP S6439420U JP 13392787 U JP13392787 U JP 13392787U JP 13392787 U JP13392787 U JP 13392787U JP S6439420 U JPS6439420 U JP S6439420U
- Authority
- JP
- Japan
- Prior art keywords
- spark plug
- recess
- air suction
- cylinder head
- cooling device
- 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
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案の実施例を示すシリンダヘツド
の側断面図、第２図は空気吸出通路を示すエンジ
ンの上面図、第３図、第４図および第５図はそれ
ぞれ従来のスパークプラグの燃焼熱による悪影響
を説明する特性図である。
２……シリンダヘツド、３……プラグ孔、６…
…吸気通路、７……エアクリーナ、１２……空気
吸出管、１２ａ……開口部、１３……合流管、１
４……空気吸出孔。
Fig. 1 is a side sectional view of a cylinder head showing an embodiment of the present invention, Fig. 2 is a top view of an engine showing an air suction passage, and Figs. 3, 4, and 5 are respectively of a conventional spark plug. FIG. 3 is a characteristic diagram illustrating the adverse effects of combustion heat. 2...Cylinder head, 3...Plug hole, 6...
...Intake passage, 7...Air cleaner, 12...Air suction pipe, 12a...Opening, 13...Merge pipe, 1
4...Air suction hole.
Claims (1)
グを設け、該凹部内に吸気通路のエアクリーナ上
流側へ連通する空気吸出通路の入口部を設けたこ
とを特徴とするスパークプラグ冷却装置。 A spark plug cooling device characterized in that a spark plug is provided in a recess formed in a cylinder head, and an inlet portion of an air suction passage communicating with an air cleaner upstream side of an intake passage is provided in the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13392787U JPS6439420U (en) | 1987-09-03 | 1987-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13392787U JPS6439420U (en) | 1987-09-03 | 1987-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6439420U true JPS6439420U (en) | 1989-03-09 |
Family
ID=31392238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13392787U Pending JPS6439420U (en) | 1987-09-03 | 1987-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6439420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018003671A (en) * | 2016-06-30 | 2018-01-11 | 株式会社リコー | Laser ignition device and heat radiation structure |
-
1987
- 1987-09-03 JP JP13392787U patent/JPS6439420U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018003671A (en) * | 2016-06-30 | 2018-01-11 | 株式会社リコー | Laser ignition device and heat radiation structure |
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