JPS6269055U - - Google Patents
Info
- Publication number
- JPS6269055U JPS6269055U JP16070385U JP16070385U JPS6269055U JP S6269055 U JPS6269055 U JP S6269055U JP 16070385 U JP16070385 U JP 16070385U JP 16070385 U JP16070385 U JP 16070385U JP S6269055 U JPS6269055 U JP S6269055U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- circumferential surface
- piston
- outer ring
- inner ring
- 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 description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図〜第４図は本考案の１実施例を示し、第
１図は要部縦断面図、第２図は第１図の―矢
視断面図、第３図は第１図の―矢視断面図、
第４図はアウタリングのステツプカツト構造の合
口部の斜視図、第５図及び第６図は夫々本考案の
他の実施例を示す縦断面図、第７図は従来のピス
トンリング構造を示す要部縦断面図、第８図は同
上の―矢視断面図である。
２１…シリンダ、２２…ピストン、２３…リン
グ溝、２４…コンプレツシヨンリング、２５…ア
ウタリング、２６…インナリング、２７…ステツ
プカツト構造の合口部、２８…ピストン頂部、２
９…合口部、３０…燃焼室、３１…段部、３２…
第２内周面、３３…第１内周面、３４…第２底周
面、３５…第１底周面、３６…段部、３７…第１
空間、３８…第２空間、４１…第１圧接面、４２
…第２圧接面。
1 to 4 show one embodiment of the present invention, FIG. 1 is a longitudinal sectional view of the main part, FIG. 2 is a sectional view taken in the direction of the arrow in FIG. 1, and FIG. Arrow sectional view,
FIG. 4 is a perspective view of the abutment of the step cut structure of the outer ring, FIGS. 5 and 6 are longitudinal cross-sectional views showing other embodiments of the present invention, and FIG. 7 is a schematic diagram showing the conventional piston ring structure. FIG. 8 is a cross-sectional view taken along the arrow ``-'' of the same. 21...Cylinder, 22...Piston, 23...Ring groove, 24...Compression ring, 25...Outer ring, 26...Inner ring, 27...Abutment of step cut structure, 28...Piston top, 2
9... Joint part, 30... Combustion chamber, 31... Step part, 32...
Second inner circumferential surface, 33... First inner circumferential surface, 34... Second bottom circumferential surface, 35... First bottom circumferential surface, 36... Step portion, 37... First
Space, 38...Second space, 41...First pressure contact surface, 42
...Second pressure contact surface.
Claims (1)
面に摺接するアウタリングと、前記アウタリング
の内面に組み付けるインナリングと、ピストン周
壁に形成され前記アウタリング及びインナリング
が遊嵌するリング溝と、を備えてなり、 前記アウタリングの第１内周面及びリング溝の
第１底周面のピストン頂部に対して遠い第２内周
面及び第２底周面の部分を、相互に第２空間を介
して接近すべく延設してピストン軸方向に等しい
高さの段部を形成する一方、該両段部に渡つてイ
ンナリングを載置し、インナリングの外周面をア
ウタリングの第１内周面に接触させると共にイン
ナリングの内周面と第１底周面との間に第１空間
を形成したことを特徴とする内燃機関のピストン
リング構造。[Claims for Utility Model Registration] An outer ring that has a step-cut abutment and slides on the inner surface of the cylinder, an inner ring that is assembled to the inner surface of the outer ring, and an inner ring that is formed on the peripheral wall of the piston and that the outer ring and the inner ring fit loosely together. a ring groove, wherein a portion of the second inner circumferential surface and the second bottom circumferential surface of the first inner circumferential surface of the outer ring and the first bottom circumferential surface of the ring groove that are far from the piston top; While extending so as to approach each other through a second space to form stepped portions having the same height in the axial direction of the piston, an inner ring is placed across both stepped portions, and the outer circumferential surface of the inner ring is A piston ring structure for an internal combustion engine, characterized in that the piston ring is brought into contact with a first inner circumferential surface of an outer ring, and a first space is formed between the inner circumferential surface of an inner ring and a first bottom circumferential surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16070385U JPS6269055U (en) | 1985-10-22 | 1985-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16070385U JPS6269055U (en) | 1985-10-22 | 1985-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6269055U true JPS6269055U (en) | 1987-04-30 |
Family
ID=31086328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16070385U Pending JPS6269055U (en) | 1985-10-22 | 1985-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6269055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007322061A (en) * | 2006-05-31 | 2007-12-13 | Daikin Ind Ltd | Air conditioner |
-
1985
- 1985-10-22 JP JP16070385U patent/JPS6269055U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007322061A (en) * | 2006-05-31 | 2007-12-13 | Daikin Ind Ltd | Air conditioner |
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