JPS632811U - - Google Patents
Info
- Publication number
- JPS632811U JPS632811U JP9555986U JP9555986U JPS632811U JP S632811 U JPS632811 U JP S632811U JP 9555986 U JP9555986 U JP 9555986U JP 9555986 U JP9555986 U JP 9555986U JP S632811 U JPS632811 U JP S632811U
- Authority
- JP
- Japan
- Prior art keywords
- oil chamber
- ring groove
- piston pin
- communicated
- 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
- 238000002485 combustion reaction Methods 0.000 claims 1
- 230000001050 lubricating effect Effects 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例を示す断面図である
。第２図は従来例を示す断面図、第３図は筒内圧
力の変化する様子を示すグラフ、第４図、第５図
はそれぞれピストンの動作を示す断面図である。
１……ピストン、２……ピストンピン、４……
コネクテイングロツド、５……トツプリング溝、
６，７……オイルリング溝、９……軸受部、２０
……油室、２１……ベローズ（隔膜）。
FIG. 1 is a sectional view showing an embodiment of the present invention. FIG. 2 is a sectional view showing a conventional example, FIG. 3 is a graph showing how the cylinder pressure changes, and FIGS. 4 and 5 are sectional views showing the operation of the piston. 1... Piston, 2... Piston pin, 4...
Connecting rod, 5... Top spring groove,
6, 7...Oil ring groove, 9...Bearing part, 20
...Oil chamber, 21...Bellows (diaphragm).
Claims (1)
支持し、このピストンピンにコネクテイングロツ
ドを連結した内燃機関において、上記軸受部に連
通する油室を形成し、この油室をオイルリング溝
にチエツク弁を介して連通させ、オイルリング溝
から油室にオイルを流入させるようにするととも
に、油室を伸縮自在な隔膜を介してトツプリング
溝に連通させたことを特徴とするピストンピンの
潤滑装置。 In an internal combustion engine in which a piston pin is rotatably supported on a bearing part of the piston and a connecting rod is connected to this piston pin, an oil chamber communicating with the bearing part is formed, and this oil chamber is checked in the oil ring groove. A piston pin lubricating device characterized in that the oil chamber is communicated with the top ring groove via a valve, and the oil chamber is communicated with the top ring groove via a telescopic diaphragm. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9555986U JPS632811U (en) | 1986-06-23 | 1986-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9555986U JPS632811U (en) | 1986-06-23 | 1986-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS632811U true JPS632811U (en) | 1988-01-09 |
Family
ID=30960232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9555986U Pending JPS632811U (en) | 1986-06-23 | 1986-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632811U (en) |
-
1986
- 1986-06-23 JP JP9555986U patent/JPS632811U/ja active Pending
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