JPS58181954U - internal combustion engine piston - Google Patents
internal combustion engine pistonInfo
- Publication number
- JPS58181954U JPS58181954U JP8008582U JP8008582U JPS58181954U JP S58181954 U JPS58181954 U JP S58181954U JP 8008582 U JP8008582 U JP 8008582U JP 8008582 U JP8008582 U JP 8008582U JP S58181954 U JPS58181954 U JP S58181954U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- combustion engine
- internal combustion
- oil
- engine piston
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は改良前の内燃機関のピストンの縦断面図、第2
図は本考案の第1の実施例の内燃機関のピストンの縦断
面図、第3図は、本考案の第2の実施例の内燃機関のピ
ストンの要部を拡大して示す縦断面図である。
1・・・ピストン、7・・・オイルオイル逃がし穴、8
゜8a・・・油通路、11・・・圧縮リング溝、12・
・・オイルリング溝、14・・・内部空間、15・・・
ピストンピンボス、16a・・・ピストンピン取付穴、
91゜913・・・外周溝。Figure 1 is a vertical cross-sectional view of the piston of the internal combustion engine before improvement, Figure 2
The figure is a vertical cross-sectional view of a piston of an internal combustion engine according to a first embodiment of the present invention, and FIG. 3 is a vertical cross-sectional view showing an enlarged main part of a piston of an internal combustion engine according to a second embodiment of the present invention. be. 1...Piston, 7...Oil oil relief hole, 8
゜8a... Oil passage, 11... Compression ring groove, 12...
...Oil ring groove, 14...Inner space, 15...
Piston pin boss, 16a... piston pin mounting hole,
91°913...Outer circumferential groove.
Claims (1)
逃し穴と、ピストンピン取付穴と前記オイルリング溝も
しくは前記オイル逃し溝とを連結する油通路を設けた内
燃機関のピストンにおいて、前記ピストン取付穴に取付
けられたピストンピンに前記油通路に連通ずる外周溝を
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, the piston is provided with an oil relief hole that connects an oil ring groove and an internal space of the piston, and an oil passage that connects a piston pin mounting hole with the oil ring groove or the oil relief groove. A piston for an internal combustion engine, characterized in that an attached piston pin is provided with an outer circumferential groove that communicates with the oil passage.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8008582U JPS58181954U (en) | 1982-05-31 | 1982-05-31 | internal combustion engine piston |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8008582U JPS58181954U (en) | 1982-05-31 | 1982-05-31 | internal combustion engine piston |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58181954U true JPS58181954U (en) | 1983-12-05 |
Family
ID=30089243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8008582U Pending JPS58181954U (en) | 1982-05-31 | 1982-05-31 | internal combustion engine piston |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58181954U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03953A (en) * | 1989-05-29 | 1991-01-07 | Yamaha Motor Co Ltd | Lubrication structure of piston pin for internal combustion engine |
-
1982
- 1982-05-31 JP JP8008582U patent/JPS58181954U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03953A (en) * | 1989-05-29 | 1991-01-07 | Yamaha Motor Co Ltd | Lubrication structure of piston pin for internal combustion engine |
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