JPS63150055U - - Google Patents
Info
- Publication number
- JPS63150055U JPS63150055U JP4321987U JP4321987U JPS63150055U JP S63150055 U JPS63150055 U JP S63150055U JP 4321987 U JP4321987 U JP 4321987U JP 4321987 U JP4321987 U JP 4321987U JP S63150055 U JPS63150055 U JP S63150055U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cavity
- axis
- rings
- piston rings
- 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
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、本考案の一実施例を示すピストン縦
断面図、第２図は、第１図の要部拡大図、第３図
は、第２図の―線に沿う断面図、第４図は、
第１図のピストン平面図である。
１……ピストン、２……ピストン頂面、３……
キヤビテイ、６……ピストン（中心）軸、８……
リングランド部、９ａ……第１圧力リング溝、９
ｂ……第２圧力リング溝、９ｃ……オイルリング
溝、１０ａ……第１圧力リング、１０ｂ……第２
圧力リング、１０ｃ……オイルリング、１２……
シリンダボア、Ｏ……ピストン頂面の中心。
Fig. 1 is a longitudinal sectional view of a piston showing an embodiment of the present invention, Fig. 2 is an enlarged view of the main part of Fig. 1, Fig. 3 is a sectional view taken along the line - - of Fig. 2, and Fig. The diagram is
FIG. 2 is a plan view of the piston in FIG. 1; 1... Piston, 2... Piston top surface, 3...
Cavity, 6... Piston (center) shaft, 8...
Ring land portion, 9a...first pressure ring groove, 9
b...Second pressure ring groove, 9c...Oil ring groove, 10a...First pressure ring, 10b...Second
Pressure ring, 10c...Oil ring, 12...
Cylinder bore, O... Center of the top of the piston.
Claims (1)
ング１０ａ，１０ｂ，１０ｃが嵌装されるピスト
ンリング９ａ，９ｂ，９ｃをピストンリングラン
ド部８に備え、ピストン頂面２の中心Ｏから偏つ
た位置に、燃焼室の一部を構成するキヤビテイ３
を有したピストン１において、前記キヤビテイ３
近傍の前記ピストンリング溝９ａ，９ｂの軸６方
向幅と前記ピストンリング１０ａ，１０ｂの軸６
方向厚さを他の部位より大きくしたことを特徴と
するピストン。 Piston rings 9a, 9b, 9c, into which piston rings 10a, 10b, 10c that are in sliding contact with the wall surface of the cylinder bore 12 are fitted, are provided in the piston ring land portion 8, and a combustion chamber is provided at a position offset from the center O of the piston top surface 2. Cavity 3, which forms part of
In the piston 1 having the cavity 3
The width of the adjacent piston ring grooves 9a, 9b in the axis 6 direction and the axis 6 of the piston rings 10a, 10b
A piston characterized by having a larger thickness in one direction than in other parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4321987U JPS63150055U (en) | 1987-03-24 | 1987-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4321987U JPS63150055U (en) | 1987-03-24 | 1987-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63150055U true JPS63150055U (en) | 1988-10-03 |
Family
ID=30859874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4321987U Pending JPS63150055U (en) | 1987-03-24 | 1987-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63150055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014020303A (en) * | 2012-07-19 | 2014-02-03 | Nippon Soken Inc | Piston and piston ring for internal combustion engine |
| US9109699B2 (en) | 2012-10-23 | 2015-08-18 | Hyundai Motor Company | Structure for mounting piston ring |
-
1987
- 1987-03-24 JP JP4321987U patent/JPS63150055U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014020303A (en) * | 2012-07-19 | 2014-02-03 | Nippon Soken Inc | Piston and piston ring for internal combustion engine |
| US9109699B2 (en) | 2012-10-23 | 2015-08-18 | Hyundai Motor Company | Structure for mounting piston ring |