JPH01152047U - - Google Patents
Info
- Publication number
- JPH01152047U JPH01152047U JP4790188U JP4790188U JPH01152047U JP H01152047 U JPH01152047 U JP H01152047U JP 4790188 U JP4790188 U JP 4790188U JP 4790188 U JP4790188 U JP 4790188U JP H01152047 U JPH01152047 U JP H01152047U
- Authority
- JP
- Japan
- Prior art keywords
- ring groove
- piston
- oil
- cylinder
- outer peripheral
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の好適一実施例を示す要部拡大
断面図、第２図は本考案に係るピストンの側断面
図、第３図はその底面図、第４図は従来例を示す
側断面図、第５図はその底面図である。
図中、２はピストン、１３はその外周面、９は
トツプリング溝、１１はオイルリング溝、１２は
シリンダの内周壁、１４はトツプランド部、１５
は有底孔部である。
Fig. 1 is an enlarged sectional view of essential parts showing a preferred embodiment of the present invention, Fig. 2 is a side sectional view of a piston according to the invention, Fig. 3 is a bottom view thereof, and Fig. 4 is a side view of a conventional example. The sectional view and FIG. 5 are its bottom views. In the figure, 2 is a piston, 13 is its outer peripheral surface, 9 is a top ring groove, 11 is an oil ring groove, 12 is an inner peripheral wall of the cylinder, 14 is a top land portion, 15
is a bottomed hole.
Claims (1)
ンの外周面に、これよりオイルリング溝を経過さ
せてトツプリング溝近傍のトツプランド部へ向か
つて、冷却油を給排する有底孔部を形成したピス
トン構造。 A bottomed hole for supplying and discharging cooling oil is formed on the outer peripheral surface of the piston that reciprocates along the inner peripheral wall of the cylinder, passing through the oil ring groove toward the top land near the top ring groove. Piston structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4790188U JPH01152047U (en) | 1988-04-09 | 1988-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4790188U JPH01152047U (en) | 1988-04-09 | 1988-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152047U true JPH01152047U (en) | 1989-10-19 |
Family
ID=31274079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4790188U Pending JPH01152047U (en) | 1988-04-09 | 1988-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100423316B1 (en) * | 2001-09-06 | 2004-03-18 | 현대자동차주식회사 | A sub lubricant system of piston in engine |
-
1988
- 1988-04-09 JP JP4790188U patent/JPH01152047U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100423316B1 (en) * | 2001-09-06 | 2004-03-18 | 현대자동차주식회사 | A sub lubricant system of piston in engine |