JPS63138943U - - Google Patents
Info
- Publication number
- JPS63138943U JPS63138943U JP2880587U JP2880587U JPS63138943U JP S63138943 U JPS63138943 U JP S63138943U JP 2880587 U JP2880587 U JP 2880587U JP 2880587 U JP2880587 U JP 2880587U JP S63138943 U JPS63138943 U JP S63138943U
- Authority
- JP
- Japan
- Prior art keywords
- riser
- cavity
- product
- down core
- neck down
- 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
- 230000008602 contraction Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2880587U JPS63138943U (fi) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2880587U JPS63138943U (fi) | 1987-03-02 | 1987-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63138943U true JPS63138943U (fi) | 1988-09-13 |
Family
ID=30832105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2880587U Pending JPS63138943U (fi) | 1987-03-02 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63138943U (fi) |
-
1987
- 1987-03-02 JP JP2880587U patent/JPS63138943U/ja active Pending