JPS6361561U - - Google Patents
Info
- Publication number
- JPS6361561U JPS6361561U JP15574786U JP15574786U JPS6361561U JP S6361561 U JPS6361561 U JP S6361561U JP 15574786 U JP15574786 U JP 15574786U JP 15574786 U JP15574786 U JP 15574786U JP S6361561 U JPS6361561 U JP S6361561U
- Authority
- JP
- Japan
- Prior art keywords
- depressions
- ring member
- metal skirt
- annular
- piston body
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の一実施例を示す二分割ピスト
ンの縦断面図、第２図は第１図の要部拡大断面図
である。
１０…セラミツク製ピストン本体、１２…低熱
膨脹性リング部材、１４…金属製スカート部、１
８…ピストンピン、２０…スナツプリング、２１
，２２，２３…リング溝、２４，２８…環状凸部
、２６，３０…環状凹部、Ａ，Ｂ…クリアランス
（隙間）。
FIG. 1 is a vertical sectional view of a two-part piston showing an embodiment of the present invention, and FIG. 2 is an enlarged sectional view of the main part of FIG. 1. 10...Ceramic piston body, 12...Low thermal expansion ring member, 14...Metal skirt part, 1
8...Piston pin, 20...Snat spring, 21
, 22, 23... Ring groove, 24, 28... Annular convex portion, 26, 30... Annular recess, A, B... Clearance (gap).
Claims (1)
とから構成される二分割ピストンにおいて、セラ
ミツク製ピストン本体と金属製スカート部との接
合部の少なくとも上部部分に低熱膨脹材から形成
されたリング部材を介装し、該金属製スカート部
の上端部に複数の環状凹凸を形成すると共に、該
環状凹凸に対向するリング部材下面に該環状凹凸
と水平方向及び垂直方向に渡り所定のクリアラン
スを持つて嵌合する対応環状凹凸を形成したこと
を特徴とする二分割ピストン。 In a two-part piston composed of a ceramic piston body and a metal skirt part, a ring member made of a low thermal expansion material is interposed in at least the upper part of the joint between the ceramic piston body and the metal skirt part. , a plurality of annular depressions and depressions are formed on the upper end of the metal skirt portion, and the ring member is fitted to the lower surface of the ring member opposite to the annular depressions and depressions with a predetermined clearance horizontally and vertically. A two-part piston characterized by forming annular irregularities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15574786U JPS6361561U (en) | 1986-10-13 | 1986-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15574786U JPS6361561U (en) | 1986-10-13 | 1986-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6361561U true JPS6361561U (en) | 1988-04-23 |
Family
ID=31076728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15574786U Pending JPS6361561U (en) | 1986-10-13 | 1986-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6361561U (en) |
-
1986
- 1986-10-13 JP JP15574786U patent/JPS6361561U/ja active Pending