JPS645981B2 - - Google Patents
Info
- Publication number
- JPS645981B2 JPS645981B2 JP223881A JP223881A JPS645981B2 JP S645981 B2 JPS645981 B2 JP S645981B2 JP 223881 A JP223881 A JP 223881A JP 223881 A JP223881 A JP 223881A JP S645981 B2 JPS645981 B2 JP S645981B2
- Authority
- JP
- Japan
- Prior art keywords
- model
- fugitive
- screw rod
- fugitive model
- spiral groove
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 claims description 18
- 229910001120 nichrome Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000004794 expanded polystyrene Substances 0.000 description 3
- 238000010115 full-mold casting Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229920006248 expandable polystyrene Polymers 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP223881A JPS57115940A (en) | 1981-01-09 | 1981-01-09 | Method for manufacturing vanishing type model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP223881A JPS57115940A (en) | 1981-01-09 | 1981-01-09 | Method for manufacturing vanishing type model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57115940A JPS57115940A (en) | 1982-07-19 |
| JPS645981B2 true JPS645981B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-01 |
Family
ID=11523770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP223881A Granted JPS57115940A (en) | 1981-01-09 | 1981-01-09 | Method for manufacturing vanishing type model |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57115940A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60255233A (ja) * | 1984-05-29 | 1985-12-16 | Enshu Cloth Kk | 疑似模型 |
| CN1050313C (zh) * | 1996-04-10 | 2000-03-15 | 甘肃工业大学 | 一种涡旋压缩机的涡形件的铸造方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1445505A (en) * | 1974-06-26 | 1976-08-11 | Ciba Geigy Ag | Electrolytic recovery of silver manufacture of knitted articles |
-
1981
- 1981-01-09 JP JP223881A patent/JPS57115940A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57115940A (en) | 1982-07-19 |