JPH0342047U - - Google Patents
Info
- Publication number
- JPH0342047U JPH0342047U JP10110489U JP10110489U JPH0342047U JP H0342047 U JPH0342047 U JP H0342047U JP 10110489 U JP10110489 U JP 10110489U JP 10110489 U JP10110489 U JP 10110489U JP H0342047 U JPH0342047 U JP H0342047U
- Authority
- JP
- Japan
- Prior art keywords
- cooling cavity
- piston
- piston head
- sintered body
- cast
- 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
- 238000001816 cooling Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Powder Metallurgy (AREA)
Description
第１図は本考案に一実施例を示す冷却用空洞付
ピストンの断面図、第２図は冷却用空洞付焼結体
の断面図、第３図は本考案によるピストン本体の
鋳造工程を説明する断面図、第４図は本考案の他
の実施例の冷却用空洞付ピストンの一部省略した
断面図である。
１……ピストン本体、１ａ……ピストンヘツド
部、２……焼結体、３……冷却用空洞。
Fig. 1 is a cross-sectional view of a piston with a cooling cavity showing an embodiment of the present invention, Fig. 2 is a cross-sectional view of a sintered body with a cooling cavity, and Fig. 3 explains the casting process of the piston body according to the present invention. FIG. 4 is a partially omitted sectional view of a piston with a cooling cavity according to another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Piston main body, 1a... Piston head part, 2... Sintered compact, 3... Cooling cavity.
Claims (1)
ピストンにおいて、上記ピストンヘツド部に、予
め冷却用空洞を形成した焼結体を鋳包みしたこと
を特徴とする冷却用空洞付ピストン。 1. A piston having an annular cooling cavity in the piston head, characterized in that the piston head is cast-inserted with a sintered body in which a cooling cavity is formed in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10110489U JPH0342047U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10110489U JPH0342047U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0342047U true JPH0342047U (en) | 1991-04-22 |
Family
ID=31650071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10110489U Pending JPH0342047U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0342047U (en) |
-
1989
- 1989-08-31 JP JP10110489U patent/JPH0342047U/ja active Pending