JPH0449611U - - Google Patents
Info
- Publication number
- JPH0449611U JPH0449611U JP9217690U JP9217690U JPH0449611U JP H0449611 U JPH0449611 U JP H0449611U JP 9217690 U JP9217690 U JP 9217690U JP 9217690 U JP9217690 U JP 9217690U JP H0449611 U JPH0449611 U JP H0449611U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- pin boss
- support hole
- hole
- axis
- 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
- 239000003921 oil Substances 0.000 claims 3
- 238000005461 lubrication Methods 0.000 claims 2
- 239000010687 lubricating oil Substances 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図ないし第３図は本考案の一実施例を示し
、第１図はその一部切欠き斜視図、第２図は第１
図の−線断面図、第３図は第１図の−線
断面図であり、第４図は従来例の断面図である。
１……ドリル孔、１ａ……ドリル孔の下側部分
、１ｂ……ドリル孔の上側部分、２……ピン支持
孔、３……ピストン、７……オイルリンググロー
ブ、８……ピンボス部、９ａ……排油孔。
1 to 3 show one embodiment of the present invention, FIG. 1 is a partially cutaway perspective view thereof, and FIG. 2 is a first embodiment of the present invention.
FIG. 3 is a cross-sectional view taken along the line -- in FIG. 1, and FIG. 4 is a cross-sectional view of the conventional example. 1... Drill hole, 1a... Lower part of drill hole, 1b... Upper part of drill hole, 2... Pin support hole, 3... Piston, 7... Oil ring glove, 8... Pin boss part, 9a...Oil drain hole.
Claims (1)
形成された排油孔と、ピンボス部の下方から斜上
方に向けてピン支持孔を横断するようにしてその
下側部分と上側部分に形成されたドリル孔の上側
部分とを接続して、オイルリンググローブから取
入れた潤滑油をピンボス部のピン支持孔上面に導
くように構成したピストンのピンボス部の潤滑構
造において、前記ドリル孔をその軸心がピン支持
孔の軸心の斜下方を通るようにして形成したこと
を特徴とするピストンのピンボス部潤滑構造。 An oil drainage hole formed from the oil ring glove toward the inside of the pin boss, and the upper side of a drill hole formed in the lower and upper parts of the pin support hole from below the pin boss to diagonally upward. In the lubrication structure of the pin boss part of the piston configured to connect the parts and guide the lubricating oil taken in from the oil ring globe to the upper surface of the pin support hole of the pin boss part, the drill hole is connected so that its axis is in the pin support hole. A lubrication structure for a pin boss portion of a piston, characterized in that it is formed so as to pass obliquely below the axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9217690U JPH0449611U (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9217690U JPH0449611U (en) | 1990-08-31 | 1990-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0449611U true JPH0449611U (en) | 1992-04-27 |
Family
ID=31828438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9217690U Pending JPH0449611U (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449611U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554315B2 (en) * | 1975-05-31 | 1980-01-29 | ||
| JPS5625040B2 (en) * | 1976-09-11 | 1981-06-10 |
-
1990
- 1990-08-31 JP JP9217690U patent/JPH0449611U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554315B2 (en) * | 1975-05-31 | 1980-01-29 | ||
| JPS5625040B2 (en) * | 1976-09-11 | 1981-06-10 |