DE285491C - - Google Patents
Info
- Publication number
- DE285491C DE285491C DENDAT285491D DE285491DA DE285491C DE 285491 C DE285491 C DE 285491C DE NDAT285491 D DENDAT285491 D DE NDAT285491D DE 285491D A DE285491D A DE 285491DA DE 285491 C DE285491 C DE 285491C
- Authority
- DE
- Germany
- Prior art keywords
- model
- plates
- core
- plate
- thickness
- 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.)
- Active
Links
- 238000000465 moulding Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 8
- 238000009966 trimming Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000007790 scraping Methods 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000011507 gypsum plaster Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000003110 molding sand Substances 0.000 description 2
- 239000012792 core layer Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/04—Pattern plates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE285491C true DE285491C (OSRAM) |
Family
ID=540877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT285491D Active DE285491C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE285491C (OSRAM) |
-
0
- DE DENDAT285491D patent/DE285491C/de active Active
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