JPS642762A - Gas venting manifold in molding machine - Google Patents

Gas venting manifold in molding machine

Info

Publication number
JPS642762A
JPS642762A JP8116588A JP8116588A JPS642762A JP S642762 A JPS642762 A JP S642762A JP 8116588 A JP8116588 A JP 8116588A JP 8116588 A JP8116588 A JP 8116588A JP S642762 A JPS642762 A JP S642762A
Authority
JP
Japan
Prior art keywords
ejector pins
gas chamber
gas venting
foundry
gas
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.)
Pending
Application number
JP8116588A
Other languages
English (en)
Other versions
JPH012762A (ja
Inventor
Pheroze J Nagarwalla
Jackson E Brown
Kenneth E Bellis
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.)
Roberts Corp
Original Assignee
Roberts Corp
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 Roberts Corp filed Critical Roberts Corp
Publication of JPS642762A publication Critical patent/JPS642762A/ja
Publication of JPH012762A publication Critical patent/JPH012762A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/12—Treating moulds or cores, e.g. drying, hardening
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
JP63-81165A 1987-04-02 1988-04-01 型込機械におけるガス抜きマニホルド Pending JPH012762A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3423387A 1987-04-02 1987-04-02
US034.233 1987-04-02

Publications (2)

Publication Number Publication Date
JPS642762A true JPS642762A (en) 1989-01-06
JPH012762A JPH012762A (ja) 1989-01-06

Family

ID=

Also Published As

Publication number Publication date
DE3863811D1 (de) 1991-08-29
EP0284842B1 (en) 1991-07-24
EP0284842A1 (en) 1988-10-05

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