JPS58149546U - internal combustion engine piston - Google Patents
internal combustion engine pistonInfo
- Publication number
- JPS58149546U JPS58149546U JP4656882U JP4656882U JPS58149546U JP S58149546 U JPS58149546 U JP S58149546U JP 4656882 U JP4656882 U JP 4656882U JP 4656882 U JP4656882 U JP 4656882U JP S58149546 U JPS58149546 U JP S58149546U
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
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Ａはピストンピンボスにピストンピン取付穴を横
切る貫通油室を設けた従来の内燃機関のピ反トンの縦断
面図、第１図Ｂは同ＡのＰ−Ｐ線における断面図、第２
図はピストンピン取付穴の内周に環状油溝を設けた従来
の内燃機関のピストンの縦断面図、第３図はこの考案の
一実施例の内 ゛燃機関のピストンの縦断面図、第
４図は第３図Ｑ−Ｑ線における縦断面図である。
１．１０・・・・・・ピストン、２．１５・・・・・・
ピストンピンボス、４３．１６・・・・・・ピストンピ
ン取付穴、１１・・・・・・オイルリング溝、１４・・
・・・・内部空間、１７ａ・・・・・・油路゛としての
ピストンボス油入、１７ｂ−＝・・・・オイル途し穴。
１−−Ｑ−
１７ａ １５ Ｌ−８゛。
ｔ７ｃ、 １ｇ
゛・ハ ）−一７Fig. 1A is a vertical sectional view of a piston of a conventional internal combustion engine in which a piston pin boss is provided with a through oil chamber that crosses the piston pin mounting hole, Fig. 1B is a sectional view taken along line P-P of Fig. 1A, 2
The figure is a vertical cross-sectional view of a piston of a conventional internal combustion engine in which an annular oil groove is provided on the inner periphery of the piston pin mounting hole. FIG. 4 is a longitudinal sectional view taken along the line Q--Q in FIG. 1.10...Piston, 2.15...
Piston pin boss, 43.16... Piston pin mounting hole, 11... Oil ring groove, 14...
...Inner space, 17a...Piston boss oil filler as an oil passage, 17b-=...Oil entry hole. 1--Q- 17a 15 L-8゛. t7c, 1g゛・ha)-17
Claims (1)
リング溝部もしくは上記オイルリング溝部に連結するオ
イル逃し穴に至る油路を形成し、さらに、前記オイル逃
し穴の前記油路との連結部よりもピストンの内部空間側
もしくは前記油路の途中を、オリフィスを介してピスト
ン内部空間に連通したことを特徴とする内燃機関のピス
トン。An oil passage from the piston pin mounting hole to the oil ring groove or an oil relief hole connected to the oil ring groove is formed in the piston pin boss portion, and further, the piston A piston for an internal combustion engine, characterized in that the internal space side or the middle of the oil passage communicates with the piston internal space via an orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4656882U JPS58149546U (en) | 1982-03-31 | 1982-03-31 | internal combustion engine piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4656882U JPS58149546U (en) | 1982-03-31 | 1982-03-31 | internal combustion engine piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58149546U true JPS58149546U (en) | 1983-10-07 |
Family
ID=30057557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4656882U Pending JPS58149546U (en) | 1982-03-31 | 1982-03-31 | internal combustion engine piston |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58149546U (en) |
-
1982
- 1982-03-31 JP JP4656882U patent/JPS58149546U/en active Pending
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