JPH02137547U - - Google Patents
Info
- Publication number
- JPH02137547U JPH02137547U JP4548289U JP4548289U JPH02137547U JP H02137547 U JPH02137547 U JP H02137547U JP 4548289 U JP4548289 U JP 4548289U JP 4548289 U JP4548289 U JP 4548289U JP H02137547 U JPH02137547 U JP H02137547U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- compression
- groove
- ring groove
- attached
- 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
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係るピストンの一実施例を示
す断面図、第２図は従来例によるピストンの断面
図である。
１……ピストン、２……第１リング溝、３……
第２リング溝、４……第３リング溝、５……第４
リング溝、６……第１コンプレツシヨンリング、
７……第２コンプレツシヨンリング、８……オイ
ルリング、９……第３コンプレツシヨンリング、
１０，１１……オイル孔、１２……燃焼室。
FIG. 1 is a sectional view showing an embodiment of a piston according to the present invention, and FIG. 2 is a sectional view of a conventional piston. 1... Piston, 2... First ring groove, 3...
2nd ring groove, 4...3rd ring groove, 5...4th
Ring groove, 6...first compression ring,
7...Second compression ring, 8...Oil ring, 9...Third compression ring,
10, 11...Oil hole, 12...Combustion chamber.
Claims (1)
ストンにおいて、上部に位置する第１及び第２リ
ング溝並びに最下端に位置する第４リング溝にコ
ンプレツシヨンリングを装着するとともに、第３
リング溝にオイルリングを装着し、かつ、第４リ
ング溝に装着されたコンプレツシヨンリングを第
１、第２リング溝に装着されたコンプレツシヨン
リングよりも軽量にしたことを特徴とするピスト
ン。 In a piston formed with four ring grooves arranged vertically adjacent to each other, a compression ring is attached to the first and second ring grooves located at the top and the fourth ring groove located at the lowest end, and the compression ring is attached to the third ring groove.
A piston characterized in that an oil ring is installed in the ring groove, and the compression ring installed in the fourth ring groove is lighter than the compression rings installed in the first and second ring grooves. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4548289U JPH02137547U (en) | 1989-04-18 | 1989-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4548289U JPH02137547U (en) | 1989-04-18 | 1989-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02137547U true JPH02137547U (en) | 1990-11-16 |
Family
ID=31559697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4548289U Pending JPH02137547U (en) | 1989-04-18 | 1989-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02137547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100450441B1 (en) * | 2001-10-30 | 2004-09-30 | 삼영기계주식회사 | Piston Assembly having Contraflow Thwarting Construction in Internal Combustion Engine |
| KR100488564B1 (en) * | 2002-10-14 | 2005-05-11 | 현대자동차주식회사 | Piston ring structure |
-
1989
- 1989-04-18 JP JP4548289U patent/JPH02137547U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100450441B1 (en) * | 2001-10-30 | 2004-09-30 | 삼영기계주식회사 | Piston Assembly having Contraflow Thwarting Construction in Internal Combustion Engine |
| KR100488564B1 (en) * | 2002-10-14 | 2005-05-11 | 현대자동차주식회사 | Piston ring structure |