JPS5540003A - Reduced pressure generating device for reduced pressure molding method - Google Patents
Reduced pressure generating device for reduced pressure molding methodInfo
- Publication number
- JPS5540003A JPS5540003A JP11028078A JP11028078A JPS5540003A JP S5540003 A JPS5540003 A JP S5540003A JP 11028078 A JP11028078 A JP 11028078A JP 11028078 A JP11028078 A JP 11028078A JP S5540003 A JPS5540003 A JP S5540003A
- Authority
- JP
- Japan
- Prior art keywords
- vacuum pump
- casting sand
- reduced pressure
- passes
- upper chamber
- 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
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11028078A JPS5540003A (en) | 1978-09-09 | 1978-09-09 | Reduced pressure generating device for reduced pressure molding method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11028078A JPS5540003A (en) | 1978-09-09 | 1978-09-09 | Reduced pressure generating device for reduced pressure molding method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5540003A true JPS5540003A (en) | 1980-03-21 |
Family
ID=14531679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11028078A Pending JPS5540003A (en) | 1978-09-09 | 1978-09-09 | Reduced pressure generating device for reduced pressure molding method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5540003A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58146608A (ja) * | 1982-01-23 | 1983-09-01 | 株式会社日本除雪機製作所 | ロ−タリ除雪車に於ける走行速度の制御装置 |
-
1978
- 1978-09-09 JP JP11028078A patent/JPS5540003A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58146608A (ja) * | 1982-01-23 | 1983-09-01 | 株式会社日本除雪機製作所 | ロ−タリ除雪車に於ける走行速度の制御装置 |
JPS6220324B2 (ja) * | 1982-01-23 | 1987-05-06 | Nippon Josetsuki Seisakusho Kk |
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