ATA48992A - BACKFLOW LOCK FOR AN INJECTION UNIT OF AN INJECTION MOLDING MACHINE - Google Patents

BACKFLOW LOCK FOR AN INJECTION UNIT OF AN INJECTION MOLDING MACHINE

Info

Publication number
ATA48992A
ATA48992A AT48992A AT48992A ATA48992A AT A48992 A ATA48992 A AT A48992A AT 48992 A AT48992 A AT 48992A AT 48992 A AT48992 A AT 48992A AT A48992 A ATA48992 A AT A48992A
Authority
AT
Austria
Prior art keywords
molding machine
injection
injection molding
backflow lock
injection unit
Prior art date
Application number
AT48992A
Other languages
German (de)
Other versions
AT396902B (en
Original Assignee
Engel Gmbh Maschbau
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 Engel Gmbh Maschbau filed Critical Engel Gmbh Maschbau
Priority to AT48992A priority Critical patent/AT396902B/en
Publication of ATA48992A publication Critical patent/ATA48992A/en
Application granted granted Critical
Publication of AT396902B publication Critical patent/AT396902B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/52—Non-return devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
AT48992A 1992-03-12 1992-03-12 Non-return valve for an injection unit of an injection- moulding machine AT396902B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT48992A AT396902B (en) 1992-03-12 1992-03-12 Non-return valve for an injection unit of an injection- moulding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT48992A AT396902B (en) 1992-03-12 1992-03-12 Non-return valve for an injection unit of an injection- moulding machine

Publications (2)

Publication Number Publication Date
ATA48992A true ATA48992A (en) 1993-05-15
AT396902B AT396902B (en) 1993-12-27

Family

ID=3491967

Family Applications (1)

Application Number Title Priority Date Filing Date
AT48992A AT396902B (en) 1992-03-12 1992-03-12 Non-return valve for an injection unit of an injection- moulding machine

Country Status (1)

Country Link
AT (1) AT396902B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10239929B4 (en) * 2002-08-30 2008-05-08 Johann Holzschuh Backflow lock with controllable closure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2946683A1 (en) * 1979-11-20 1981-05-27 Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg Extruder head backflow valve - has ring sliding on shaft with tapered gap at front position for polymer lubrication
DE3203724A1 (en) * 1982-02-04 1983-08-11 Krauss-Maffei AG, 8000 München BACKFLOW LOCK

Also Published As

Publication number Publication date
AT396902B (en) 1993-12-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee