DE3920889C2 - Formmaschine - Google Patents

Formmaschine

Info

Publication number
DE3920889C2
DE3920889C2 DE19893920889 DE3920889A DE3920889C2 DE 3920889 C2 DE3920889 C2 DE 3920889C2 DE 19893920889 DE19893920889 DE 19893920889 DE 3920889 A DE3920889 A DE 3920889A DE 3920889 C2 DE3920889 C2 DE 3920889C2
Authority
DE
Germany
Prior art keywords
molding machine
molding
cover
machine according
box
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 - Fee Related
Application number
DE19893920889
Other languages
German (de)
English (en)
Other versions
DE3920889C1 (en
Inventor
Karl Voelcker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuenkel Wagner Prozesstechnologie GmbH
Original Assignee
Kuenkel Wagner Prozesstechnologie GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kuenkel Wagner Prozesstechnologie GmbH filed Critical Kuenkel Wagner Prozesstechnologie GmbH
Priority to DE19893920889 priority Critical patent/DE3920889C2/de
Priority to CH99590A priority patent/CH682138A5/de
Application granted granted Critical
Publication of DE3920889C1 publication Critical patent/DE3920889C1/de
Priority to DK139190A priority patent/DK139190A/da
Publication of DE3920889C2 publication Critical patent/DE3920889C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/23—Compacting by gas pressure or vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
DE19893920889 1989-06-26 1989-06-26 Formmaschine Expired - Fee Related DE3920889C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19893920889 DE3920889C2 (de) 1989-06-26 1989-06-26 Formmaschine
CH99590A CH682138A5 (cg-RX-API-DMAC7.html) 1989-06-26 1990-03-26
DK139190A DK139190A (da) 1989-06-26 1990-06-07 Formemaskine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893920889 DE3920889C2 (de) 1989-06-26 1989-06-26 Formmaschine

Publications (2)

Publication Number Publication Date
DE3920889C1 DE3920889C1 (en) 1990-05-17
DE3920889C2 true DE3920889C2 (de) 1997-05-07

Family

ID=6383600

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893920889 Expired - Fee Related DE3920889C2 (de) 1989-06-26 1989-06-26 Formmaschine

Country Status (3)

Country Link
CH (1) CH682138A5 (cg-RX-API-DMAC7.html)
DE (1) DE3920889C2 (cg-RX-API-DMAC7.html)
DK (1) DK139190A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19733703B4 (de) * 1997-08-04 2007-10-25 Künkel-Wagner Prozesstechnologie GmbH Gleichlauf-Trennen von Modell und Sandballen
CN103521722B (zh) * 2013-10-24 2015-06-03 重庆新红旗缸盖制造有限公司 制芯机的活塞式排气装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2554414C2 (de) * 1975-12-03 1982-07-01 Alfelder Maschinen- und Modell-Fabrik Künkel, Wagner & Co KG, 3220 Alfeld Verfahren und Vorrichtung zum Herstellen von Sandgießformen
DE2842912C2 (de) * 1978-10-02 1983-06-01 Alfelder Maschinen- und Modell-Fabrik Künkel, Wagner & Co KG, 3220 Alfeld Verfahren und Vorrichtung zum Herstellen von Sandgießformen o.dgl.
JPS55136543A (en) * 1979-04-11 1980-10-24 Sintokogio Ltd Cover device of mold molding machine

Also Published As

Publication number Publication date
CH682138A5 (cg-RX-API-DMAC7.html) 1993-07-30
DK139190A (da) 1990-12-27
DK139190D0 (da) 1990-06-07
DE3920889C1 (en) 1990-05-17

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: KUENKEL-WAGNER SERVICE U. VERTRIEBSGESELLSCHAFT MB

8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: KUENKEL-WAGNER PROZESSTECHNOLOGIE GMBH, 31061 ALFE

8381 Inventor (new situation)

Free format text: VOELCKER, KARL, 30982 PATTENSEN, DE

8305 Restricted maintenance of patent after opposition
D3 Patent maintained restricted (no unexamined application published)
8339 Ceased/non-payment of the annual fee