JPS6288855U - - Google Patents
Info
- Publication number
- JPS6288855U JPS6288855U JP18077585U JP18077585U JPS6288855U JP S6288855 U JPS6288855 U JP S6288855U JP 18077585 U JP18077585 U JP 18077585U JP 18077585 U JP18077585 U JP 18077585U JP S6288855 U JPS6288855 U JP S6288855U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cooling cavity
- combustion engine
- internal combustion
- ring groove
- 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
- 238000001816 cooling Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000002955 isolation Methods 0.000 claims 1
- 238000005192 partition Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図および第２図はそれぞれ異なる本考案の
実施例を示す側断面図、第３図は第２図のＡ―Ａ
線矢視断面図、第４図ないし第６図はそれぞれ異
なる従来のピストンを示す側断面図である。
Ｓ…冷却空洞、１ｃ，１ｄ…ピストン、４…オ
イル溜り溝、５ｃ，５ｄ…オイル戻し孔、７…冷
却空洞の下壁、８…打込みパイプ、９…ボス部。
Figures 1 and 2 are side sectional views showing different embodiments of the present invention, and Figure 3 is A-A in Figure 2.
4 to 6 are side sectional views showing different conventional pistons. S... Cooling cavity, 1c, 1d... Piston, 4... Oil reservoir groove, 5c, 5d... Oil return hole, 7... Lower wall of cooling cavity, 8... Driving pipe, 9... Boss portion.
Claims (1)
位置する内燃機関のピストンにおいて、オイルリ
ング溝下縁部に形成したオイル溜り溝とピストン
内周面とを連通する連通路を隔壁により冷却空洞
と隔離したことを特徴とする内燃機関のピストン
。 In a piston of an internal combustion engine in which the lower wall of the cooling cavity is located below the oil ring groove, the communication passage that communicates the oil reservoir groove formed at the lower edge of the oil ring groove with the inner peripheral surface of the piston is connected to the cooling cavity by a partition wall. A piston of an internal combustion engine characterized by its isolation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18077585U JPS6288855U (en) | 1985-11-26 | 1985-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18077585U JPS6288855U (en) | 1985-11-26 | 1985-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6288855U true JPS6288855U (en) | 1987-06-06 |
Family
ID=31125038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18077585U Pending JPS6288855U (en) | 1985-11-26 | 1985-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6288855U (en) |
-
1985
- 1985-11-26 JP JP18077585U patent/JPS6288855U/ja active Pending