JPH0264719U - - Google Patents
Info
- Publication number
- JPH0264719U JPH0264719U JP14412488U JP14412488U JPH0264719U JP H0264719 U JPH0264719 U JP H0264719U JP 14412488 U JP14412488 U JP 14412488U JP 14412488 U JP14412488 U JP 14412488U JP H0264719 U JPH0264719 U JP H0264719U
- Authority
- JP
- Japan
- Prior art keywords
- combustion chamber
- piston
- main
- hole
- tip
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims 2
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
Description
第１図は本考案の一実施例の側断面図、第２図
は第１図の―断面図、第３図は従来例の要部
側断面図である。
１はシリンダライナ、２はピストン、４は主燃
焼室、５はガスノズル、６は主穴、７は分配孔、
８はシリンダヘツド、９は予燃焼室、１０は可変
絞り孔、１１は噴射ノズルを示す。
FIG. 1 is a sectional side view of one embodiment of the present invention, FIG. 2 is a sectional view taken along the line taken from FIG. 1, and FIG. 3 is a sectional side view of a main part of a conventional example. 1 is a cylinder liner, 2 is a piston, 4 is a main combustion chamber, 5 is a gas nozzle, 6 is a main hole, 7 is a distribution hole,
8 is a cylinder head, 9 is a pre-combustion chamber, 10 is a variable throttle hole, and 11 is an injection nozzle.
Claims (1)
部にキヤビテイから成る主燃焼室を形成すると共
に、該主燃焼室中央部に、先端部が前記ピストン
頂面より所要量突出し且つ該先端部が円錐状に先
細りとなるガスノズルを前記ピストンと一体に設
け、該ガスノズル先端面に、軸心方向下方に延び
る主穴を穿設すると共に該主穴より半径方向へ放
射状に延びる分配穴を前記主燃焼室に開口させて
設け、更に、シリンダヘツドに、燃料噴射ノズル
を備えた予燃焼室を形成すると共に、該予燃焼室
と前記主燃焼室との連絡部に、前記ピストンの上
死点位置に於いて前記ガスノズル先端部が嵌合可
能なすり鉢状の可変絞り孔を形成したことを特徴
とするデイーゼルエンジンの燃焼室。 A main combustion chamber consisting of a cavity is formed at the top of the piston that is slidably inserted into the cylinder, and at the center of the main combustion chamber, a tip protrudes a required amount from the top surface of the piston, and the tip has a conical shape. A gas nozzle that tapers into a shape is provided integrally with the piston, and a main hole that extends downward in the axial direction is bored in the distal end surface of the gas nozzle, and a distribution hole that extends radially in the radial direction from the main hole is provided in the main combustion chamber. Further, a pre-combustion chamber having a fuel injection nozzle is formed in the cylinder head, and a pre-combustion chamber having a fuel injection nozzle is provided at the communication portion between the pre-combustion chamber and the main combustion chamber at the top dead center position of the piston. A combustion chamber for a diesel engine, characterized in that a mortar-shaped variable throttle hole is formed into which the tip of the gas nozzle can fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988144124U JPH0716029Y2 (en) | 1988-11-04 | 1988-11-04 | Diesel engine combustion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988144124U JPH0716029Y2 (en) | 1988-11-04 | 1988-11-04 | Diesel engine combustion chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0264719U true JPH0264719U (en) | 1990-05-15 |
| JPH0716029Y2 JPH0716029Y2 (en) | 1995-04-12 |
Family
ID=31411552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988144124U Expired - Lifetime JPH0716029Y2 (en) | 1988-11-04 | 1988-11-04 | Diesel engine combustion chamber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0716029Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019505731A (en) * | 2016-01-14 | 2019-02-28 | ノーティラス・エンジニアリング・リミテッド・ライアビリティ・カンパニーＮａｕｔｉｌｕｓ Ｅｎｇｉｎｅｅｒｉｎｇ， ＬＬＣ | Improved system and method for a compression ignition engine |
| US11608773B2 (en) | 2016-01-14 | 2023-03-21 | Nautilus Engineering, Llc | Systems and methods of compression ignition engines |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5239909U (en) * | 1975-09-12 | 1977-03-22 | ||
| JPS6325311A (en) * | 1986-05-30 | 1988-02-02 | Ngk Insulators Ltd | Auxiliary chamber type internal combusion engine |
-
1988
- 1988-11-04 JP JP1988144124U patent/JPH0716029Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5239909U (en) * | 1975-09-12 | 1977-03-22 | ||
| JPS6325311A (en) * | 1986-05-30 | 1988-02-02 | Ngk Insulators Ltd | Auxiliary chamber type internal combusion engine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019505731A (en) * | 2016-01-14 | 2019-02-28 | ノーティラス・エンジニアリング・リミテッド・ライアビリティ・カンパニーＮａｕｔｉｌｕｓ Ｅｎｇｉｎｅｅｒｉｎｇ， ＬＬＣ | Improved system and method for a compression ignition engine |
| JP2022106738A (en) * | 2016-01-14 | 2022-07-20 | ノーティラス・エンジニアリング・リミテッド・ライアビリティ・カンパニー | System and method with improved compression ignition engine |
| US11608773B2 (en) | 2016-01-14 | 2023-03-21 | Nautilus Engineering, Llc | Systems and methods of compression ignition engines |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0716029Y2 (en) | 1995-04-12 |
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