JPH0323634U - - Google Patents
Info
- Publication number
- JPH0323634U JPH0323634U JP8483789U JP8483789U JPH0323634U JP H0323634 U JPH0323634 U JP H0323634U JP 8483789 U JP8483789 U JP 8483789U JP 8483789 U JP8483789 U JP 8483789U JP H0323634 U JPH0323634 U JP H0323634U
- Authority
- JP
- Japan
- Prior art keywords
- ring groove
- oil ring
- piston
- low
- engine
- 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 239000002783 friction material Substances 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案によるエンジンのピストン構造
の好適な一実施例を適用したピストンの正面図、
第２図は第１図に示すピストンの側面図、第３図
は第１図に示すピストンを一部破断した−矢
視図、第４図および第５図は第１図〜第３図に示
すピストンを適用したエンジンの断面図である。
５……オイルリング溝、６……貫通部、７……
低摩擦剤未コート部、２０……スカート部、２１
……スラスト領域、２２……反スラスト領域、２
３……ピストンピン挿通部領域。
FIG. 1 is a front view of a piston to which a preferred embodiment of the engine piston structure according to the present invention is applied;
Figure 2 is a side view of the piston shown in Figure 1, Figure 3 is a partially cutaway view of the piston shown in Figure 1, and Figures 4 and 5 are the same as Figures 1 to 3. FIG. 2 is a sectional view of an engine to which the piston shown in FIG. 5... Oil ring groove, 6... Penetration part, 7...
Low friction agent uncoated part, 20...Skirt part, 21
...Thrust area, 22...Anti-thrust area, 2
3...Piston pin insertion area.
Claims (1)
ジンのピストンであつて、上記スカート部の周方
向に沿つて順次位置されるスラスト領域および反
スラスト領域とピストンピン挿通部領域との間に
、該スカート部下端からオイルリング溝へ延びる
帯状の低摩擦剤未コート部を形成すると共に、上
記オイルリング溝と該オイルリング溝下部であつ
て上記低摩擦剤未コート部の上端部とにまたがる
部分にピストン内方へ貫通する貫通部を設けたこ
とを特徴とするエンジンのピストン構造。 An engine piston having a skirt portion coated with a low-friction material, wherein a lower end of the skirt is located between a thrust region and an anti-thrust region sequentially located along the circumferential direction of the skirt portion and a piston pin insertion region. A band-shaped low-friction agent-uncoated portion extending from the oil ring groove to the oil ring groove is formed, and a portion extending between the oil ring groove and the upper end of the low-friction agent-uncoated portion at the lower part of the oil ring groove is provided inside the piston. An engine piston structure characterized by providing a penetration part that penetrates into the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8483789U JPH0323634U (en) | 1989-07-19 | 1989-07-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8483789U JPH0323634U (en) | 1989-07-19 | 1989-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0323634U true JPH0323634U (en) | 1991-03-12 |
Family
ID=31633584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8483789U Pending JPH0323634U (en) | 1989-07-19 | 1989-07-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0323634U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014092124A (en) * | 2012-11-06 | 2014-05-19 | Suzuki Motor Corp | Piston of internal combustion engine |
| JP2015025382A (en) * | 2013-07-25 | 2015-02-05 | 日野自動車株式会社 | Piston sliding part lubrication structure |
-
1989
- 1989-07-19 JP JP8483789U patent/JPH0323634U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014092124A (en) * | 2012-11-06 | 2014-05-19 | Suzuki Motor Corp | Piston of internal combustion engine |
| JP2015025382A (en) * | 2013-07-25 | 2015-02-05 | 日野自動車株式会社 | Piston sliding part lubrication structure |