JPH01125821U - - Google Patents
Info
- Publication number
- JPH01125821U JPH01125821U JP2172488U JP2172488U JPH01125821U JP H01125821 U JPH01125821 U JP H01125821U JP 2172488 U JP2172488 U JP 2172488U JP 2172488 U JP2172488 U JP 2172488U JP H01125821 U JPH01125821 U JP H01125821U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- intake valves
- ignition engine
- wall surface
- cylinder head
- 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 claims description 7
Description
第１図はこの考案の適用例を示すシリンダヘツ
ド側燃焼室の平面図、第２図は同じくバルブを除
いたものの縦断面図、第３図は同じくピストン冠
面の平面図、第４図は第１図の―線による断
面図、第５図は４弁機関の火炎伝ぱパターンを示
す燃焼室の平面図である。
図面に表われた符号の説明、１…燃焼室、２…
吸気ポート、３…排気ポート、４…ピストン、５
…吸気バルブ、６…排気バルブ、７…点火プラグ
、８，８ａ，８ｂ…凹凸の粗面。
Fig. 1 is a plan view of the combustion chamber on the cylinder head side showing an example of application of this invention, Fig. 2 is a longitudinal sectional view of the combustion chamber without the valve, Fig. 3 is a plan view of the piston crown, and Fig. 4 is a plan view of the cylinder head side combustion chamber. FIG. 1 is a cross-sectional view taken along the line ---, and FIG. 5 is a plan view of the combustion chamber showing the flame propagation pattern of a four-valve engine. Explanation of symbols appearing in the drawings: 1... Combustion chamber, 2...
Intake port, 3...Exhaust port, 4...Piston, 5
...Intake valve, 6...Exhaust valve, 7...Spark plug, 8, 8a, 8b...Rough surface with unevenness.
Claims (1)
室において、両吸気バルブ間のシリンダヘツド側
壁面と、前記壁面に対向するピストン冠面とを凹
凸を有する粗面に形成したことを特徴とする火花
点火機関の燃焼室。 In a combustion chamber of a spark ignition engine having two intake valves, a cylinder head side wall surface between both intake valves and a piston crown surface facing the wall surface are formed into a rough surface with unevenness. Combustion chamber of ignition engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2172488U JPH01125821U (en) | 1988-02-23 | 1988-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2172488U JPH01125821U (en) | 1988-02-23 | 1988-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01125821U true JPH01125821U (en) | 1989-08-28 |
Family
ID=31239206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2172488U Pending JPH01125821U (en) | 1988-02-23 | 1988-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01125821U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018087562A (en) * | 2016-11-18 | 2018-06-07 | 本田技研工業株式会社 | Internal combustion engine |
| US11022027B2 (en) | 2016-11-18 | 2021-06-01 | Honda Motor Co., Ltd. | Internal combustion engine with reduced engine knocking |
-
1988
- 1988-02-23 JP JP2172488U patent/JPH01125821U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018087562A (en) * | 2016-11-18 | 2018-06-07 | 本田技研工業株式会社 | Internal combustion engine |
| US11022027B2 (en) | 2016-11-18 | 2021-06-01 | Honda Motor Co., Ltd. | Internal combustion engine with reduced engine knocking |
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