JPH0296451U - - Google Patents
Info
- Publication number
- JPH0296451U JPH0296451U JP386889U JP386889U JPH0296451U JP H0296451 U JPH0296451 U JP H0296451U JP 386889 U JP386889 U JP 386889U JP 386889 U JP386889 U JP 386889U JP H0296451 U JPH0296451 U JP H0296451U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- valve recess
- ring groove
- top ring
- maximized
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案によるピストンの第２図の線
―に沿つた拡大断面図、第２図は第４図の線
―に沿つた断面図、第３図は本考案によるピス
トンの平面図、第４図は第３図のピストンの正面
図、第５図は吸排気弁とピストンのバルブリセス
とを示す図である。
１０…ピストン、１２…トツプリング溝、１２
ａ…トツプリング溝低、１２ｂ…突出部、１８…
ピストンリング、２０…ピストン頂面、２２…ト
ツプランド、２４〜３０…バルブリセス、３４…
切り欠き。
1 is an enlarged cross-sectional view of a piston according to the present invention taken along the line shown in FIG. 2, FIG. 2 is a cross-sectional view taken along the line shown in FIG. 4, and FIG. 3 is a plan view of the piston according to the invention; 4 is a front view of the piston of FIG. 3, and FIG. 5 is a diagram showing the intake and exhaust valves and the valve recess of the piston. 10... Piston, 12... Top spring groove, 12
a... Top spring groove low, 12b... Projection, 18...
Piston ring, 20...Piston top surface, 22...Toppland, 24-30...Valve recess, 34...
Notch.
Claims (1)
ンにおいて、トツプリング溝の底面形状をバルブ
リセス近傍の位置においてトツプリング溝径が最
大になるようにしたことを特徴とする内燃機関の
ピストン。 1. A piston for an internal combustion engine having a valve recess on the top surface, the bottom surface of the top ring groove having a bottom shape such that the diameter of the top ring groove is maximized at a position near the valve recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP386889U JPH0736107Y2 (en) | 1989-01-19 | 1989-01-19 | Internal combustion engine pistons |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP386889U JPH0736107Y2 (en) | 1989-01-19 | 1989-01-19 | Internal combustion engine pistons |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0296451U true JPH0296451U (en) | 1990-08-01 |
| JPH0736107Y2 JPH0736107Y2 (en) | 1995-08-16 |
Family
ID=31205886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP386889U Expired - Fee Related JPH0736107Y2 (en) | 1989-01-19 | 1989-01-19 | Internal combustion engine pistons |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0736107Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4165516B2 (en) | 2005-02-18 | 2008-10-15 | 三菱自動車工業株式会社 | Combustion chamber structure of internal combustion engine |
-
1989
- 1989-01-19 JP JP386889U patent/JPH0736107Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0736107Y2 (en) | 1995-08-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |