JPS6229455U - - Google Patents
Info
- Publication number
- JPS6229455U JPS6229455U JP12196085U JP12196085U JPS6229455U JP S6229455 U JPS6229455 U JP S6229455U JP 12196085 U JP12196085 U JP 12196085U JP 12196085 U JP12196085 U JP 12196085U JP S6229455 U JPS6229455 U JP S6229455U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- piston
- cavity
- combustion engine
- internal combustion
- 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 3
- 238000001816 cooling Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案内燃機関ピストンの実施例を示
す下死点位置における縦断面図、第２図は第１図
―線断面図、第３図はピストンが上昇または
下降途次の状態を示す一部切欠側面図、第４図は
空洞の詳細断面図、第５図は従来品ピストンの第
４図と同様の空洞の詳細断面図である。
１……ピストン、２……空洞、３……オイル流
入路、４……シリンダブロツク、５……オイルジ
エツト、６……オイル通路、７……ピストンピン
孔、８……オイル流出部路、９……コネクテイン
グロツド、１０……ピストンピン。
Fig. 1 is a longitudinal sectional view at the bottom dead center position showing an embodiment of the internal combustion engine piston of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, and Fig. 3 shows the piston in the process of rising or falling. A partially cutaway side view, FIG. 4 is a detailed sectional view of the cavity, and FIG. 5 is a detailed sectional view of the cavity similar to FIG. 4 of the conventional piston. DESCRIPTION OF SYMBOLS 1... Piston, 2... Cavity, 3... Oil inflow path, 4... Cylinder block, 5... Oil jet, 6... Oil passage, 7... Piston pin hole, 8... Oil outflow path, 9 ... Connecting rod, 10 ... Piston pin.
Claims (1)
すための空洞を設けた、内燃機関用のピストンに
おいて、上記空洞を外部と連通させるオイル流入
路をオイルジエツトに対向させて設ける一方、ピ
ストンの上記空洞とピストンピン孔とを連通する
オイル通路を設けるとともに、コネクテイングロ
ツドに圧入されたピストンピンに、上記オイル通
路と下死点近傍において連通するオイル流出路を
設けたことを特徴とする、内燃機関のピストン。 In a piston for an internal combustion engine, in which a cavity for passing cooling oil is provided in the thick wall portion of the piston crown, an oil inlet passage that communicates the cavity with the outside is provided opposite the oil jet, and An oil passage communicating between the cavity and the piston pin hole is provided, and the piston pin press-fitted into the connecting rod is provided with an oil outflow passage communicating with the oil passage near the bottom dead center. Piston of an internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12196085U JPS6229455U (en) | 1985-08-07 | 1985-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12196085U JPS6229455U (en) | 1985-08-07 | 1985-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229455U true JPS6229455U (en) | 1987-02-23 |
Family
ID=31011711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12196085U Pending JPS6229455U (en) | 1985-08-07 | 1985-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229455U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012193744A (en) * | 2012-07-17 | 2012-10-11 | Nissan Motor Co Ltd | Piston for internal combustion engine |
| JP2012193743A (en) * | 2012-07-17 | 2012-10-11 | Nissan Motor Co Ltd | Piston for internal combustion engine |
-
1985
- 1985-08-07 JP JP12196085U patent/JPS6229455U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012193744A (en) * | 2012-07-17 | 2012-10-11 | Nissan Motor Co Ltd | Piston for internal combustion engine |
| JP2012193743A (en) * | 2012-07-17 | 2012-10-11 | Nissan Motor Co Ltd | Piston for internal combustion engine |