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GB2021461B - Process for the manufacture of a feeder model - Google Patents

Process for the manufacture of a feeder model

Info

Publication number
GB2021461B
GB2021461B GB7917997A GB7917997A GB2021461B GB 2021461 B GB2021461 B GB 2021461B GB 7917997 A GB7917997 A GB 7917997A GB 7917997 A GB7917997 A GB 7917997A GB 2021461 B GB2021461 B GB 2021461B
Authority
GB
United Kingdom
Prior art keywords
manufacture
feeder model
feeder
model
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
Application number
GB7917997A
Other versions
GB2021461A (en
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.)
VKI Rheinhold and Mahla AG
Original Assignee
VKI Rheinhold and Mahla AG
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 VKI Rheinhold and Mahla AG filed Critical VKI Rheinhold and Mahla AG
Publication of GB2021461A publication Critical patent/GB2021461A/en
Application granted granted Critical
Publication of GB2021461B publication Critical patent/GB2021461B/en
Expired legal-status Critical Current

Links

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
    • B22C7/02—Lost patterns
    • B22C7/023—Patterns made from expanded plastic materials
    • 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
    • B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
    • B22C9/088—Feeder heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
GB7917997A 1978-05-23 1979-05-23 Process for the manufacture of a feeder model Expired GB2021461B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782822437 DE2822437C2 (en) 1978-05-23 1978-05-23 Method for producing a feeder model

Publications (2)

Publication Number Publication Date
GB2021461A GB2021461A (en) 1979-12-05
GB2021461B true GB2021461B (en) 1983-01-26

Family

ID=6040008

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7917997A Expired GB2021461B (en) 1978-05-23 1979-05-23 Process for the manufacture of a feeder model

Country Status (4)

Country Link
CH (1) CH641983A5 (en)
DE (1) DE2822437C2 (en)
FR (1) FR2426512A1 (en)
GB (1) GB2021461B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3418137C2 (en) * 1984-05-16 1986-10-02 Mannesmann Rexroth GmbH, 8770 Lohr Feeder for a casting to be made in particular from cast iron

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1508657B1 (en) * 1965-12-16 1970-04-23 Gruenzweig & Hartmann Spherical feeder model made of foamed plastic
DE2121353A1 (en) * 1971-04-30 1972-11-09 Baur, Eduard, Dipl.-Ing., 5256 Waldbruch Casting mould riser insert - made from globular insulating material giving improved casting

Also Published As

Publication number Publication date
DE2822437C2 (en) 1986-04-24
FR2426512B1 (en) 1985-03-29
FR2426512A1 (en) 1979-12-21
DE2822437A1 (en) 1979-11-29
CH641983A5 (en) 1984-03-30
GB2021461A (en) 1979-12-05

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930523