JPH0327854U - - Google Patents
Info
- Publication number
- JPH0327854U JPH0327854U JP8808389U JP8808389U JPH0327854U JP H0327854 U JPH0327854 U JP H0327854U JP 8808389 U JP8808389 U JP 8808389U JP 8808389 U JP8808389 U JP 8808389U JP H0327854 U JPH0327854 U JP H0327854U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- land portion
- sliding surface
- circumferential length
- skirt portion
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例を示す側面図、第２
図は本考案の一実施例を示す正面図、第３図は従
来例を示す正面図である。
１１……冠面、１２……リング溝、１３……ラ
ンド部、１４……ピンボス部、１５……スカート
部、１５Ａ……スカート肩部、１５Ｂ……スカー
ト下端、１６……連結パネル。
Figure 1 is a side view showing one embodiment of the present invention;
The figure is a front view showing an embodiment of the present invention, and FIG. 3 is a front view showing a conventional example. DESCRIPTION OF SYMBOLS 11... Crown surface, 12... Ring groove, 13... Land part, 14... Pin boss part, 15... Skirt part, 15A... Skirt shoulder part, 15B... Skirt lower end, 16... Connection panel.
Claims (1)
に連続するスカート部のピンボス両端側を前記ラ
ンド部周縁よりピストン中心寄りに後退させて、
ピストンランド部の全周長に対するスカート部の
摺動面周長を所定の割合以下に形成すると共に、
該摺動面周長をピストン下方から上方に向かい連
続的に拡大させたことを特徴とする内燃機関のピ
ストン。 Retracting both ends of the pin boss of a skirt portion that is continuous with a piston land portion in which a plurality of ring grooves are formed toward the center of the piston from the periphery of the land portion,
The circumferential length of the sliding surface of the skirt portion is set to a predetermined ratio or less to the total circumferential length of the piston land portion, and
A piston for an internal combustion engine, characterized in that the circumference of the sliding surface is continuously increased from the bottom of the piston toward the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8808389U JPH0327854U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8808389U JPH0327854U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0327854U true JPH0327854U (en) | 1991-03-20 |
Family
ID=31637716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8808389U Pending JPH0327854U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327854U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8336446B2 (en) | 2006-11-08 | 2012-12-25 | Federal-Mogul World Wide, Inc. | Piston having twisted skirt panels |
-
1989
- 1989-07-28 JP JP8808389U patent/JPH0327854U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8336446B2 (en) | 2006-11-08 | 2012-12-25 | Federal-Mogul World Wide, Inc. | Piston having twisted skirt panels |