JPH03104148U - - Google Patents
Info
- Publication number
- JPH03104148U JPH03104148U JP1221490U JP1221490U JPH03104148U JP H03104148 U JPH03104148 U JP H03104148U JP 1221490 U JP1221490 U JP 1221490U JP 1221490 U JP1221490 U JP 1221490U JP H03104148 U JPH03104148 U JP H03104148U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- pin boss
- internal combustion
- piston pin
- skirt
- 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 description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図はこの考案を具体化した第１実施例にお
ける内燃機関用ピストンを示す正面図、第２図は
その断面図である。第３図はこの考案を具体化し
た第２実施例における内燃機関用ピストンを示す
底面図である。第４図はこの考案を具体化した別
の実施例における内燃機関用ピストンを示す側面
図、第５図は従来例における内燃機関用ピストン
を示す断面図、第６図及び第７図はピストン姿勢
に対するオイル消費及びスラツプ音の関係を説明
する図である。
図中、２……上部体、４……トツプリング溝、
５……セカンドリング溝、６……オイルリング溝
、９……ピストンピンボス、１０Ａ〜１０Ｄ……
支持体、１１Ａ，１１Ｂ……ピストンスカートと
しての下部スカート、Ｗ１，Ｗ２……幅、Ｄ１〜
Ｄ４……肉厚である。
FIG. 1 is a front view showing a piston for an internal combustion engine in a first embodiment embodying this invention, and FIG. 2 is a sectional view thereof. FIG. 3 is a bottom view showing a piston for an internal combustion engine in a second embodiment embodying this invention. Fig. 4 is a side view showing a piston for an internal combustion engine in another embodiment embodying this invention, Fig. 5 is a sectional view showing a piston for an internal combustion engine in a conventional example, and Figs. 6 and 7 are piston positions. FIG. 3 is a diagram illustrating the relationship between oil consumption and slap noise. In the figure, 2... Upper body, 4... Top spring groove,
5... Second ring groove, 6... Oil ring groove, 9... Piston pin boss, 10A to 10D...
Support body, 11A, 11B...lower skirt as piston skirt, W1, W2...width, D1~
D4...Thick.
Claims (1)
ンリング溝と、 前記上部体の内部より一体に延設されたピスト
ンピンボスと、 前記ピストンピンボスより一体に延設された支
持体に一体に設けられたピストスカートと からなる内燃機関用ピストンにおいて、 前記ピストンピンボスの一部、前記支持体の一
部、又は前記ピストンスカートの一部の剛性を相
対的に大きくしたことを特徴とする内燃機関用ピ
ストン。[Claims for Utility Model Registration] A piston ring groove provided on the outer periphery of a covered cylindrical upper body, a piston pin boss integrally extending from the inside of the upper body, and a piston pin boss integrally extending from the piston pin boss. In the piston for an internal combustion engine, the piston includes a piston skirt that is integrally provided with a support body, in which the rigidity of a part of the piston pin boss, a part of the support body, or a part of the piston skirt is relatively increased. A piston for internal combustion engines featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1221490U JP2522812Y2 (en) | 1990-02-08 | 1990-02-08 | Piston for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1221490U JP2522812Y2 (en) | 1990-02-08 | 1990-02-08 | Piston for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03104148U true JPH03104148U (en) | 1991-10-29 |
| JP2522812Y2 JP2522812Y2 (en) | 1997-01-16 |
Family
ID=31515702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1221490U Expired - Fee Related JP2522812Y2 (en) | 1990-02-08 | 1990-02-08 | Piston for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2522812Y2 (en) |
-
1990
- 1990-02-08 JP JP1221490U patent/JP2522812Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2522812Y2 (en) | 1997-01-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |