JPH01152146U - - Google Patents
Info
- Publication number
- JPH01152146U JPH01152146U JP4925388U JP4925388U JPH01152146U JP H01152146 U JPH01152146 U JP H01152146U JP 4925388 U JP4925388 U JP 4925388U JP 4925388 U JP4925388 U JP 4925388U JP H01152146 U JPH01152146 U JP H01152146U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- piston pin
- pin hole
- circumferential side
- oil groove
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図はピストンピン孔方向から見たピストン
の側面図、第２図は第１図矢印―線に沿つた
断面図、第３図は第２図矢印方向からの中央縦
断面図、第４図は第２図矢印―線に沿つた断
面図である。
尚、図面中、１はピストン、８はピストンピン
孔、９はオイル溝である。
Fig. 1 is a side view of the piston seen from the direction of the piston pin hole, Fig. 2 is a sectional view along the arrow line in Fig. 1, Fig. 3 is a central vertical sectional view taken from the direction of the arrow in Fig. 2, The figure is a sectional view taken along the arrow line in FIG. 2. In the drawings, 1 is a piston, 8 is a piston pin hole, and 9 is an oil groove.
Claims (1)
及び左右部を除く中間部の少なくとも一方にピス
トンピンの軸方向に沿つてピストンの内周側と外
周側とを連通するオイル溝を形成したこと、 を特徴とするピストン。[Claims for Utility Model Registration] In a piston having a piston pin hole, along the axial direction of the piston pin in the upper half of the inner peripheral surface of the piston pin hole and at least one of the middle portion excluding the upper and left and right portions. A piston characterized by forming an oil groove that communicates between an inner circumferential side and an outer circumferential side of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4925388U JPH01152146U (en) | 1988-04-12 | 1988-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4925388U JPH01152146U (en) | 1988-04-12 | 1988-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152146U true JPH01152146U (en) | 1989-10-20 |
Family
ID=31275367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4925388U Pending JPH01152146U (en) | 1988-04-12 | 1988-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152146U (en) |
-
1988
- 1988-04-12 JP JP4925388U patent/JPH01152146U/ja active Pending