JPS6192746U - - Google Patents
Info
- Publication number
- JPS6192746U JPS6192746U JP17696784U JP17696784U JPS6192746U JP S6192746 U JPS6192746 U JP S6192746U JP 17696784 U JP17696784 U JP 17696784U JP 17696784 U JP17696784 U JP 17696784U JP S6192746 U JPS6192746 U JP S6192746U
- Authority
- JP
- Japan
- Prior art keywords
- metal material
- ceramic
- piston body
- body made
- ceramic member
- 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
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図はこの考案の一実施例のセラミツクと金
属材料との複合ピストンの断面図、第２図は第１
図部分拡大図、第３図は第２図に示す部分であつ
てピストンが一定温度以上に昇温した状態を示す
図、第４図はこの考案の他の実施例のセラミツク
と金属材料との複合ピストンを示す断面図、第５
図は従来のセラミツクと金属材料との複合ピスト
ンを示す断面図である。
１…ピストン本体、２…クラウン部、３…スカ
ート部、４…リング溝部、５…ピンボス部、６…
燃焼室、７…セラミツク部材、８…テーパ面、９
，９ａ…形状記憶合金。
Fig. 1 is a sectional view of a composite piston made of ceramic and metal materials according to an embodiment of this invention, and Fig.
Fig. 3 is a partial enlarged view of the part shown in Fig. 2, which shows the state in which the piston has been heated above a certain temperature, and Fig. 4 is a diagram showing the structure of ceramic and metal materials according to another embodiment of this invention. Cross-sectional view showing the composite piston, No. 5
The figure is a sectional view showing a conventional composite piston made of ceramic and metal materials. DESCRIPTION OF SYMBOLS 1...Piston body, 2...Crown part, 3...Skirt part, 4...Ring groove part, 5...Pin boss part, 6...
Combustion chamber, 7... Ceramic member, 8... Tapered surface, 9
, 9a...Shape memory alloy.
Claims (1)
するセラミツク部材を接合してなるセラミツクと
金属材料との複合ピストンであつて、金属材料か
らなるピストン本体とセラミツク部材が一定温度
以上になつたときに、その金属材料からなるピス
トン本体とセラミツク部材とに熱膨張差によつて
生ずる隙間を填補する形状に変化する形状記憶合
金が、金属材料からなるピストン本体とセラミツ
ク部材との境界部に介在せしめられてなることを
特徴とするセラミツクと金属材料との複合ピスト
ン。 In a composite piston of ceramic and metal material, which is made by bonding a ceramic member forming a combustion chamber to a piston body made of a metal material, when the piston body made of a metal material and the ceramic member reach a certain temperature or higher, A shape memory alloy that changes shape to fill the gap created by the difference in thermal expansion between the piston body made of the metal material and the ceramic member is interposed at the boundary between the piston body made of the metal material and the ceramic member. A composite piston made of ceramic and metal materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17696784U JPS6192746U (en) | 1984-11-21 | 1984-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17696784U JPS6192746U (en) | 1984-11-21 | 1984-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6192746U true JPS6192746U (en) | 1986-06-16 |
Family
ID=30734542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17696784U Pending JPS6192746U (en) | 1984-11-21 | 1984-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6192746U (en) |
-
1984
- 1984-11-21 JP JP17696784U patent/JPS6192746U/ja active Pending