DE2939974C2 - - Google Patents
Info
- Publication number
- DE2939974C2 DE2939974C2 DE2939974A DE2939974A DE2939974C2 DE 2939974 C2 DE2939974 C2 DE 2939974C2 DE 2939974 A DE2939974 A DE 2939974A DE 2939974 A DE2939974 A DE 2939974A DE 2939974 C2 DE2939974 C2 DE 2939974C2
- Authority
- DE
- Germany
- Prior art keywords
- mold
- riser
- metal
- cavities
- molten metal
- 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
- 229910052751 metal Inorganic materials 0.000 claims description 90
- 239000002184 metal Substances 0.000 claims description 90
- 238000000034 method Methods 0.000 claims description 28
- 239000004576 sand Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 238000005266 casting Methods 0.000 description 19
- 238000007711 solidification Methods 0.000 description 11
- 230000008023 solidification Effects 0.000 description 11
- 150000002739 metals Chemical class 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 5
- -1 ferrous metals Chemical class 0.000 description 4
- 238000007654 immersion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000005058 metal casting Methods 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 241000530268 Lycaena heteronea Species 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Casting Devices For Molds (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US94762178A | 1978-10-02 | 1978-10-02 | |
| US7516979A | 1979-09-12 | 1979-09-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2939974A1 DE2939974A1 (de) | 1980-04-10 |
| DE2939974C2 true DE2939974C2 (US06521211-20030218-C00004.png) | 1988-06-09 |
Family
ID=26756509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792939974 Granted DE2939974A1 (de) | 1978-10-02 | 1979-10-02 | Verfahren zum giessen von metall in eine selbsttragende, gasdurchlaessige sandorm und sandform sowie giessvorrichtung zur durchfuehrung des verfahrens |
Country Status (11)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7909293A (nl) * | 1979-12-21 | 1981-07-16 | Wavin Bv | Werkwijze voor het aanbrengen van een afdichtlichaam in een groef van een mof. |
| GB2159445B (en) * | 1984-06-02 | 1988-07-06 | Cosworth Res & Dev Ltd | Casting of metal articles |
| GB8414129D0 (en) * | 1984-06-02 | 1984-07-04 | Cosworth Res & Dev Ltd | Casting of metal articles |
| US4532976A (en) * | 1984-06-13 | 1985-08-06 | Hitchiner Manufacturing Co., Inc. | Gas permeable metal casting mold having gas collection voids |
| FR2597770A1 (fr) * | 1986-04-23 | 1987-10-30 | Pechiney Aluminium | Dispositif de moulage de pieces minces et de grandes dimensions en alliages d'aluminium |
| FR2615768A1 (fr) * | 1987-05-27 | 1988-12-02 | Centre Nat Rech Scient | Procede de moulage en coquille, notamment metallique, et dispositif et coquille s'y rapportant |
| FR2635995B1 (fr) * | 1988-09-02 | 1991-10-04 | Haehne Siefried | Procede de moulage d'objets, moyens en vue de la mise en oeuvre de ce procede et installations pourvues de ces moyens |
| JP2541341B2 (ja) * | 1990-05-15 | 1996-10-09 | 大同特殊鋼株式会社 | Ｔｉ，Ｔｉ合金の精密鋳造方法および精密鋳造装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE466835C (de) * | 1928-10-12 | Carl Feldhaus Fa | Giessvorrichtung fuer schwerschmelzende Metalle, wie Aluminium, Rotguss u. dgl., mit Saugvorrichtung | |
| NL15051C (US06521211-20030218-C00004.png) * | 1923-08-09 | |||
| FR1441165A (fr) * | 1965-07-22 | 1966-06-03 | Procédé de coulée sous vide des alliages métalliques légers | |
| CH503533A (de) * | 1968-05-03 | 1971-02-28 | Sulzer Ag | Vorrichtung zum Giessen von Gegenständen |
| CH490913A (de) * | 1968-05-03 | 1970-05-31 | Sulzer Ag | Verfahren und Vorrichtung zum Giessen von Gegenständen, Erzeugnis und Anwendung des Verfahrens |
| US3900064A (en) * | 1972-12-04 | 1975-08-19 | Hitchiner Manufacturing Co | Metal casting |
| US3863706A (en) * | 1972-12-04 | 1975-02-04 | Hitchiner Manufacturing Co | Metal casting |
| US3862656A (en) * | 1973-02-16 | 1975-01-28 | Aurora Metal Corp | Method and apparatus for vacuum casting of metal |
| DD119726A1 (US06521211-20030218-C00004.png) * | 1975-06-02 | 1976-05-12 | ||
| US4112997A (en) * | 1977-02-28 | 1978-09-12 | Hitchiner Manufacturing Co., Inc. | Metal casting |
-
1979
- 1979-09-21 SE SE7907847A patent/SE444124B/sv not_active IP Right Cessation
- 1979-09-27 GB GB7933618A patent/GB2035165B/en not_active Expired
- 1979-10-01 BR BR7906311A patent/BR7906311A/pt not_active IP Right Cessation
- 1979-10-01 IT IT68900/79A patent/IT1119201B/it active
- 1979-10-01 FI FI793036A patent/FI66551C/fi not_active IP Right Cessation
- 1979-10-01 AU AU51337/79A patent/AU527558B2/en not_active Ceased
- 1979-10-01 YU YU2387/79A patent/YU42313B/xx unknown
- 1979-10-01 CA CA000336736A patent/CA1146717A/en not_active Expired
- 1979-10-02 DE DE19792939974 patent/DE2939974A1/de active Granted
- 1979-10-02 FR FR7924551A patent/FR2437901A1/fr active Granted
-
1980
- 1980-03-21 FR FR8006427A patent/FR2452986A1/fr active Granted
-
1982
- 1982-08-12 CA CA000409359A patent/CA1153865A/en not_active Expired
-
1983
- 1983-05-18 IN IN623/CAL/83A patent/IN155806B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2452986B1 (US06521211-20030218-C00004.png) | 1983-05-13 |
| BR7906311A (pt) | 1980-05-27 |
| AU5133779A (en) | 1980-05-01 |
| YU238779A (en) | 1984-08-31 |
| IT7968900A0 (it) | 1979-10-01 |
| GB2035165A (en) | 1980-06-18 |
| FI66551C (fi) | 1984-11-12 |
| CA1146717A (en) | 1983-05-24 |
| SE444124B (sv) | 1986-03-24 |
| YU42313B (en) | 1988-08-31 |
| FR2437901A1 (fr) | 1980-04-30 |
| SE7907847L (sv) | 1980-04-03 |
| FR2452986A1 (fr) | 1980-10-31 |
| FI793036A (fi) | 1980-04-13 |
| AU527558B2 (en) | 1983-03-10 |
| GB2035165B (en) | 1982-08-18 |
| IN155806B (US06521211-20030218-C00004.png) | 1985-03-09 |
| FR2437901B1 (US06521211-20030218-C00004.png) | 1983-12-02 |
| DE2939974A1 (de) | 1980-04-10 |
| FI66551B (fi) | 1984-07-31 |
| CA1153865A (en) | 1983-09-20 |
| IT1119201B (it) | 1986-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: GENERAL MOTORS CORP., DETROIT, MICH., US |
|
| 8128 | New person/name/address of the agent |
Representative=s name: BEETZ SEN., R., DIPL.-ING. BEETZ JUN., R., DIPL.-I |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |