JPS61173753U - - Google Patents
Info
- Publication number
- JPS61173753U JPS61173753U JP5754485U JP5754485U JPS61173753U JP S61173753 U JPS61173753 U JP S61173753U JP 5754485 U JP5754485 U JP 5754485U JP 5754485 U JP5754485 U JP 5754485U JP S61173753 U JPS61173753 U JP S61173753U
- Authority
- JP
- Japan
- Prior art keywords
- ring groove
- piston
- communicating
- compression ring
- oil ring
- 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
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例に係るピストンの部
分断面図、第２図は第１図のピストンのスラスト
側の正面図、第３図は第１図のピストンの反スラ
スト側正面図、第４図は第１図のピストンの吸気
行程を表わした部分断面図、第５図は第１図のピ
ストンの膨張行程を表わした部分断面図、である
。
１…ピストン、３…セカンドリング溝、３ａ…
コンプレツシヨンリング溝下面としてのセカンド
リング溝下面、６…ピストン内部空間、７…通気
孔、８…オイルリング溝通気孔。
1 is a partial sectional view of a piston according to an embodiment of the present invention, FIG. 2 is a front view of the thrust side of the piston of FIG. 1, and FIG. 3 is a front view of the piston of FIG. 1 on the anti-thrust side. 4 is a partial sectional view showing the intake stroke of the piston shown in FIG. 1, and FIG. 5 is a partial sectional view showing the expansion stroke of the piston shown in FIG. 1. 1...Piston, 3...Second ring groove, 3a...
A lower surface of the second ring groove as a lower surface of the compression ring groove, 6...piston internal space, 7...vent hole, 8...oil ring groove vent hole.
Claims (1)
リング溝下面に、該コンプレツシヨンリング溝下
面とオイルリング溝からピストン内部空間に通じ
るオイルリング溝通気孔とを連通する通気孔を設
けたことを特徴とするピストン。 1. A piston in an internal combustion engine, characterized in that a vent hole is provided on a lower surface of a compression ring groove of a piston, communicating the lower surface of the compression ring groove with an oil ring groove vent communicating from the oil ring groove to an internal space of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5754485U JPH0335865Y2 (en) | 1985-04-19 | 1985-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5754485U JPH0335865Y2 (en) | 1985-04-19 | 1985-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61173753U true JPS61173753U (en) | 1986-10-29 |
| JPH0335865Y2 JPH0335865Y2 (en) | 1991-07-30 |
Family
ID=30582174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5754485U Expired JPH0335865Y2 (en) | 1985-04-19 | 1985-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0335865Y2 (en) |
-
1985
- 1985-04-19 JP JP5754485U patent/JPH0335865Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0335865Y2 (en) | 1991-07-30 |