JPS6162239U - - Google Patents
Info
- Publication number
- JPS6162239U JPS6162239U JP14693984U JP14693984U JPS6162239U JP S6162239 U JPS6162239 U JP S6162239U JP 14693984 U JP14693984 U JP 14693984U JP 14693984 U JP14693984 U JP 14693984U JP S6162239 U JPS6162239 U JP S6162239U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- glow plug
- diesel engine
- auxiliary chamber
- slit
- 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 2
- 229910010293 ceramic material Inorganic materials 0.000 claims 2
- 239000000446 fuel Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000000470 constituent Substances 0.000 description 1
Description
図面は本考案の実施例を示すもので、第１図は
デイーゼルエンジンの副室構造を示す断面図、第
２図は副室構成部材の平面図である。
１……シリンダヘツド、３……主燃焼室、４…
…副室、５……噴孔、６……チヤンバー部材、１
１……孔、１３……孔、１４……スリツト。
The drawings show an embodiment of the present invention, and FIG. 1 is a sectional view showing the subchamber structure of a diesel engine, and FIG. 2 is a plan view of the subchamber constituent members. 1... Cylinder head, 3... Main combustion chamber, 4...
...Subchamber, 5...Nozzle hole, 6...Chamber member, 1
1...hole, 13...hole, 14...slit.
Claims (1)
えたデイーゼルエンジンにおいて、前記副室を形
成する副室形成部材をセラミツク材で形成し、前
記副室形成部材にグロープラグ用孔及び燃料噴射
ノズル用孔を開設するとともに該両孔の中心を結
ぶ方向に該両孔を連通するスリツトを設け、前記
両孔のうち、少なくともグロープラグ用孔におけ
るスリツトと対向する側の円弧の曲率半径を、グ
ロープラグの径で規定される円弧の曲率半径より
も大きく設定していることを特徴とするデイーゼ
ルエンジンの副室構造。 (2) グロープラグ用孔は、スリツトの方向に直
交する方向に長い楕円形状であるところの実用新
案登録請求の範囲第１項記載のデイーゼルエンジ
ンの副室構造。[Claims for Utility Model Registration] (1) In a diesel engine having an auxiliary chamber communicating with the main combustion chamber via a nozzle hole, the auxiliary chamber forming member forming the auxiliary chamber is formed of a ceramic material, and the auxiliary chamber is formed of a ceramic material. A glow plug hole and a fuel injection nozzle hole are provided in the chamber forming member, and a slit is provided to communicate the two holes in a direction connecting the centers of the two holes. A pre-chamber structure for a diesel engine, characterized in that the radius of curvature of the arc on the side facing the glow plug is set larger than the radius of curvature of the arc defined by the diameter of the glow plug. (2) The pre-chamber structure for a diesel engine according to claim 1, wherein the glow plug hole has an elliptical shape that is elongated in a direction perpendicular to the direction of the slit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14693984U JPH0240258Y2 (en) | 1984-09-27 | 1984-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14693984U JPH0240258Y2 (en) | 1984-09-27 | 1984-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6162239U true JPS6162239U (en) | 1986-04-26 |
| JPH0240258Y2 JPH0240258Y2 (en) | 1990-10-26 |
Family
ID=30705176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14693984U Expired JPH0240258Y2 (en) | 1984-09-27 | 1984-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0240258Y2 (en) |
-
1984
- 1984-09-27 JP JP14693984U patent/JPH0240258Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0240258Y2 (en) | 1990-10-26 |