JPS61200440U - - Google Patents
Info
- Publication number
- JPS61200440U JPS61200440U JP8567185U JP8567185U JPS61200440U JP S61200440 U JPS61200440 U JP S61200440U JP 8567185 U JP8567185 U JP 8567185U JP 8567185 U JP8567185 U JP 8567185U JP S61200440 U JPS61200440 U JP S61200440U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- recess
- boss
- end surface
- peripheral wall
- 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 description 3
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係わるピストンの縦断面図で
あり、第２図は第１図における―線断面図、
第３図は本考案に係わるピストンの底面図、第４
図は従来構造のピストンの縦断面図である。
１……ピストン、１ａ……ピストン周壁、１ｂ
……ピストン外周面、２……ピストンボス、２ａ
……外方端面、３……ピストンピン嵌装用孔、６
……オイルリング溝、７……切り欠き、７ａ……
上縁、７ｂ……下縁、８……第４ランド、９……
フランジ、１０……凹部、１１……孔。
FIG. 1 is a longitudinal cross-sectional view of the piston according to the present invention, and FIG. 2 is a cross-sectional view taken along the line -- in FIG.
Figure 3 is a bottom view of the piston according to the present invention;
The figure is a longitudinal sectional view of a piston with a conventional structure. 1...Piston, 1a...Piston peripheral wall, 1b
... Piston outer circumferential surface, 2 ... Piston boss, 2a
... Outer end surface, 3 ... Piston pin fitting hole, 6
...Oil ring groove, 7...Notch, 7a...
Upper edge, 7b...lower edge, 8...4th land, 9...
Flange, 10... recess, 11... hole.
Claims (1)
までのピストン周壁に、上記ピストンの摺動方向
に開口する凹部または孔を形成したことを特徴と
するピストン。 A piston characterized in that a recess or hole opening in the sliding direction of the piston is formed in the piston peripheral wall from the outer end surface of the piston boss to the piston outer peripheral surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8567185U JPS61200440U (en) | 1985-06-06 | 1985-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8567185U JPS61200440U (en) | 1985-06-06 | 1985-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61200440U true JPS61200440U (en) | 1986-12-15 |
Family
ID=30636278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8567185U Pending JPS61200440U (en) | 1985-06-06 | 1985-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61200440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287947U (en) * | 1988-12-23 | 1990-07-12 |
-
1985
- 1985-06-06 JP JP8567185U patent/JPS61200440U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287947U (en) * | 1988-12-23 | 1990-07-12 |