JPH0447152U - - Google Patents
Info
- Publication number
- JPH0447152U JPH0447152U JP8787390U JP8787390U JPH0447152U JP H0447152 U JPH0447152 U JP H0447152U JP 8787390 U JP8787390 U JP 8787390U JP 8787390 U JP8787390 U JP 8787390U JP H0447152 U JPH0447152 U JP H0447152U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- piston
- small end
- oil reservoir
- reservoir
- 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 1
- 238000010411 cooking Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第１図は実施例による本考案のピストンの給油
装置の要部断面図、第２図は第１図の−線断
面図、第３図は第１図の実施例の変形例、第４図
〜第５図は本考案のオイル溜の別の態様を示す部
分断面図、第６図〜第７図は従来のピストンの給
油装置の要部断面図である。
１……コンロツド、４，１０……ブツシユ、８
……小端部、１２……天火ストの印、２２……ピ
ストン、２８……オイル供給穴、３１……内面、
３２……底面、４２……オイル溜、４６……オイ
ル切り縁。
Fig. 1 is a sectional view of a main part of a piston oil supply device of the present invention according to an embodiment, Fig. 2 is a sectional view taken along the line - - of Fig. 1, Fig. 3 is a modification of the embodiment of Fig. 1, and Fig. 4 5 to 5 are partial sectional views showing another embodiment of the oil reservoir of the present invention, and FIGS. 6 to 7 are sectional views of essential parts of a conventional piston oil supply device. 1... Cooking rod, 4, 10... Butsuyu, 8
...Small end, 12...Tenka strike mark, 22...Piston, 28...Oil supply hole, 31...Inner surface,
32...bottom, 42...oil reservoir, 46...oil cutting edge.
Claims (1)
ストンピンとブツシユとの摺動面に給油するオイ
ル給油穴を小端部に設け、該オイル給油穴は、小
端部がオイル溜に対面する部位に開口し、オイル
溜は、周縁を切り立たせて油切り縁を形成して小
端部の外側からオイルを給油するようにしたピス
トンの給油装置。 A concave oil reservoir is bored inside the piston, and an oil supply hole is provided at the small end to supply oil to the sliding surface of the piston pin and the bush, and the oil supply hole is located at a portion where the small end faces the oil reservoir. A piston oil supply device in which the oil reservoir is opened to the outside of the small end of the piston, and the oil reservoir has a raised peripheral edge to form an oil cutting edge so that oil can be supplied from the outside of the small end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8787390U JPH0447152U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8787390U JPH0447152U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447152U true JPH0447152U (en) | 1992-04-22 |
Family
ID=31820610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8787390U Pending JPH0447152U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447152U (en) |
-
1990
- 1990-08-24 JP JP8787390U patent/JPH0447152U/ja active Pending