JPS63154725U - - Google Patents
Info
- Publication number
- JPS63154725U JPS63154725U JP4675487U JP4675487U JPS63154725U JP S63154725 U JPS63154725 U JP S63154725U JP 4675487 U JP4675487 U JP 4675487U JP 4675487 U JP4675487 U JP 4675487U JP S63154725 U JPS63154725 U JP S63154725U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- diesel engine
- combustion chamber
- communication hole
- top surface
- 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 5
Description
第１図は本考案に係るピストンの平面図、第２
図は第１図のＡ―Ａ線断面図、第３図は本考案の
変形例の要部平面図である。
１０……ピストン、１２……ピストン本体、１
２ａ……頂面、１４……燃焼室、１６……凹部、
１８……連通孔。
Fig. 1 is a plan view of the piston according to the present invention, Fig. 2 is a plan view of the piston according to the present invention;
The figure is a sectional view taken along the line AA in FIG. 1, and FIG. 3 is a plan view of a main part of a modified example of the present invention. 10... Piston, 12... Piston body, 1
2a... Top surface, 14... Combustion chamber, 16... Recessed part,
18...Communication hole.
Claims (1)
に形成された燃焼室を有し前記燃焼室の内側壁に
複数の凹部が設けられているデイーゼルエンジン
のピストンにおいて、前記ピストン本体の頂面と
前記凹部とを連通する連通孔が設けられているこ
とを特徴とするデイーゼルエンジンのピストン。 (2) 前記連通孔は前記燃焼室の径方向の中心に
向けられている実用新案登録請求の範囲第１項に
記載のデイーゼルエンジンのピストン。 (3) 前記連通孔は前記燃焼室の径方向の中心か
ら外れた方向に向けられている実用新案登録請求
の範囲第１項に記載のデイーゼルエンジンのピス
トン。[Claims for Utility Model Registration] (1) A piston for a diesel engine, which has a combustion chamber formed on the top surface of a piston body of the diesel engine, and a plurality of recesses are provided in the inner wall of the combustion chamber, A piston for a diesel engine, characterized in that a communication hole is provided that communicates a top surface of a piston body with the recess. (2) The piston for a diesel engine according to claim 1, wherein the communication hole is oriented toward the radial center of the combustion chamber. (3) The diesel engine piston according to claim 1, wherein the communication hole is oriented in a direction away from the radial center of the combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4675487U JPS63154725U (en) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4675487U JPS63154725U (en) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63154725U true JPS63154725U (en) | 1988-10-11 |
Family
ID=30866711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4675487U Pending JPS63154725U (en) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63154725U (en) |
-
1987
- 1987-03-31 JP JP4675487U patent/JPS63154725U/ja active Pending