EP0319453A3 - Method for ramming moulding sand - Google Patents
Method for ramming moulding sand Download PDFInfo
- Publication number
- EP0319453A3 EP0319453A3 EP88710050A EP88710050A EP0319453A3 EP 0319453 A3 EP0319453 A3 EP 0319453A3 EP 88710050 A EP88710050 A EP 88710050A EP 88710050 A EP88710050 A EP 88710050A EP 0319453 A3 EP0319453 A3 EP 0319453A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- sand
- pattern
- air
- foundry sand
- ramming
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/02—Compacting by pressing devices only
- B22C15/08—Compacting by pressing devices only involving pneumatic or hydraulic mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
- Disintegrating Or Milling (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT88710050T ATE70750T1 (en) | 1987-12-01 | 1988-11-30 | METHOD OF COMPACTION OF MOLDING SAND. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3740611A DE3740611C2 (en) | 1987-12-01 | 1987-12-01 | Process for compacting molding sand |
DE3740611 | 1987-12-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0319453A2 EP0319453A2 (en) | 1989-06-07 |
EP0319453A3 true EP0319453A3 (en) | 1990-05-16 |
EP0319453B1 EP0319453B1 (en) | 1991-12-27 |
Family
ID=6341599
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP88710050A Expired - Lifetime EP0319453B1 (en) | 1987-12-01 | 1988-11-30 | Method for ramming moulding sand |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0319453B1 (en) |
AT (1) | ATE70750T1 (en) |
DE (1) | DE3740611C2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4114362A1 (en) * | 1991-05-02 | 1992-11-05 | Wagner Heinrich Sinto Masch | METHOD FOR PRODUCING A SAND FORM |
DE4409791A1 (en) * | 1994-03-22 | 1995-09-28 | Wagner Heinrich Sinto Masch | Device for the production of casting molds |
DE4419300C2 (en) * | 1994-06-01 | 1999-05-20 | Kuenkel Wagner Prozesstechnolo | Compression process with downward moving membrane press plate |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3034653A1 (en) * | 1980-09-13 | 1982-04-29 | Buderus Ag, 6330 Wetzlar | Moulding sand compaction unit - comprising independently movable rams sepd. by sand injection openings |
US4620584A (en) * | 1985-05-24 | 1986-11-04 | Witt Raymond H | Green sand mold filling system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2608740C2 (en) * | 1976-03-03 | 1978-05-11 | Eugen Dipl.-Ing. 8871 Burtenbach Buehler | Process for compacting molding sand |
DE2844464C2 (en) * | 1978-10-12 | 1983-03-24 | Bühler, Eugen, Dipl.-Ing., 8871 Burtenbach | Method and device for compacting casting molds |
-
1987
- 1987-12-01 DE DE3740611A patent/DE3740611C2/en not_active Expired - Lifetime
-
1988
- 1988-11-30 AT AT88710050T patent/ATE70750T1/en not_active IP Right Cessation
- 1988-11-30 EP EP88710050A patent/EP0319453B1/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3034653A1 (en) * | 1980-09-13 | 1982-04-29 | Buderus Ag, 6330 Wetzlar | Moulding sand compaction unit - comprising independently movable rams sepd. by sand injection openings |
US4620584A (en) * | 1985-05-24 | 1986-11-04 | Witt Raymond H | Green sand mold filling system |
Non-Patent Citations (1)
Title |
---|
GIESSEREI * |
Also Published As
Publication number | Publication date |
---|---|
EP0319453B1 (en) | 1991-12-27 |
ATE70750T1 (en) | 1992-01-15 |
EP0319453A2 (en) | 1989-06-07 |
DE3740611A1 (en) | 1989-06-15 |
DE3740611C2 (en) | 1998-07-23 |
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Legal Events
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26 | Opposition filed |
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