ATA48792A - Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine - Google Patents

Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine

Info

Publication number
ATA48792A
ATA48792A AT48792A AT48792A ATA48792A AT A48792 A ATA48792 A AT A48792A AT 48792 A AT48792 A AT 48792A AT 48792 A AT48792 A AT 48792A AT A48792 A ATA48792 A AT A48792A
Authority
AT
Austria
Prior art keywords
molding machine
injection
injection molding
backflow stopper
injection unit
Prior art date
Application number
AT48792A
Other languages
English (en)
Other versions
AT397229B (de
Inventor
Heinz Ing Leonhartsberger
Werner Ing Kappelmueller
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 AT48792A priority Critical patent/AT397229B/de
Publication of ATA48792A publication Critical patent/ATA48792A/de
Application granted granted Critical
Publication of AT397229B publication Critical patent/AT397229B/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
AT48792A 1992-03-12 1992-03-12 Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine AT397229B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT48792A AT397229B (de) 1992-03-12 1992-03-12 Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT48792A AT397229B (de) 1992-03-12 1992-03-12 Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine

Publications (2)

Publication Number Publication Date
ATA48792A true ATA48792A (de) 1993-07-15
AT397229B AT397229B (de) 1994-02-25

Family

ID=3491904

Family Applications (1)

Application Number Title Priority Date Filing Date
AT48792A AT397229B (de) 1992-03-12 1992-03-12 Rückstromsperre für eine einspritzeinheit einer spritzgiessmaschine

Country Status (1)

Country Link
AT (1) AT397229B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19928770B8 (de) * 1999-02-19 2006-08-03 Krauss-Maffei Kunststofftechnik Gmbh Spritzgießmaschine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318503A (en) * 1970-07-07 1973-05-31 Desma Werke Gmbh Conveying worm injection-moulding machine reverse-flow preventers
US3739958A (en) * 1971-12-10 1973-06-19 Beloit Corp Non-return valve for injection molding machine
DE2946683A1 (de) * 1979-11-20 1981-05-27 Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg Rueckstroemsperre fuer schneckenspritzgiessmaschinen
IT210338Z2 (it) * 1986-08-20 1988-12-06 Cappelletti Marzio Struttura di valvola di non ritorno per l'alimentazione di ugelli in gruppi di iniezione per materiale termoplastico.

Also Published As

Publication number Publication date
AT397229B (de) 1994-02-25

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Legal Events

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