JPH0218641U - - Google Patents
Info
- Publication number
- JPH0218641U JPH0218641U JP9440788U JP9440788U JPH0218641U JP H0218641 U JPH0218641 U JP H0218641U JP 9440788 U JP9440788 U JP 9440788U JP 9440788 U JP9440788 U JP 9440788U JP H0218641 U JPH0218641 U JP H0218641U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- engine
- piston pin
- ring
- 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
- 238000013459 approach Methods 0.000 claims 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図〜第５図は本考案の実施例を示し、第１
図はピストンの縦断側面図、第２図は第１図の横
断平面図、第３図は同ピストンの縦断正面図、第
４図は第３図の横断平面図、第５図はステイール
・ストラツトの正面図、第６図はブローバイガス
の抜けを有効に防止できる例を示すピストンヘツ
ド周辺の要部縦断面図である。
１……ピストン、２……リング部、３……スカ
ート部、４……ピストン・リング、５……ピスト
ン・ピンボス、６……クランク軸。
1 to 5 show embodiments of the present invention.
The figure is a vertical side view of the piston, Figure 2 is a cross-sectional plan view of Figure 1, Figure 3 is a vertical front view of the same piston, Figure 4 is a cross-sectional plane view of Figure 3, and Figure 5 is a stay strut. FIG. 6 is a longitudinal cross-sectional view of the main part around the piston head, showing an example in which escape of blow-by gas can be effectively prevented. 1... Piston, 2... Ring section, 3... Skirt section, 4... Piston ring, 5... Piston pin boss, 6... Crankshaft.
Claims (1)
たピストン１，１をリング部２とスカート部３と
から構成し、リング部２にピストン・リング４を
嵌合し、スカート部３に対向状に２個のピストン
・ピンボス５，５を形成したエンジンのピストン
において、 ピストン１からクランク軸６を見た上面視で、
ピストン１のスカート部３のピストン・ピンボス
５，５間の周方向の肉厚を、ピストン・ピンボス
５に近付くほど厚く形成し、ピストン・ピンボス
５から離れるほど薄く形成して構成したことを特
徴とするエンジンのピストン。[Claims for Utility Model Registration] Pistons 1 and 1 are slidably fitted into the cylinders of an engine, respectively, and are composed of a ring part 2 and a skirt part 3, and a piston ring 4 is fitted into the ring part 2. , in an engine piston in which two piston pin bosses 5, 5 are formed oppositely on the skirt portion 3, in a top view when looking from the piston 1 to the crankshaft 6,
The wall thickness in the circumferential direction between the piston pin bosses 5, 5 of the skirt portion 3 of the piston 1 is made thicker as it approaches the piston pin boss 5, and thinner as it moves away from the piston pin boss 5. engine piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9440788U JPH0218641U (en) | 1988-07-15 | 1988-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9440788U JPH0218641U (en) | 1988-07-15 | 1988-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0218641U true JPH0218641U (en) | 1990-02-07 |
Family
ID=31318930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9440788U Pending JPH0218641U (en) | 1988-07-15 | 1988-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0218641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0628238U (en) * | 1992-09-10 | 1994-04-15 | ヤンマーディーゼル株式会社 | Ringland structure of piston |
-
1988
- 1988-07-15 JP JP9440788U patent/JPH0218641U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0628238U (en) * | 1992-09-10 | 1994-04-15 | ヤンマーディーゼル株式会社 | Ringland structure of piston |