AT307713B - Selbsttätig verschließbarer Einspritzkanal - Google Patents

Selbsttätig verschließbarer Einspritzkanal

Info

Publication number
AT307713B
AT307713B AT360670A AT360670A AT307713B AT 307713 B AT307713 B AT 307713B AT 360670 A AT360670 A AT 360670A AT 360670 A AT360670 A AT 360670A AT 307713 B AT307713 B AT 307713B
Authority
AT
Austria
Prior art keywords
injection channel
automatically closable
closable injection
automatically
channel
Prior art date
Application number
AT360670A
Other languages
German (de)
English (en)
Inventor
Otto Eder
Johann Puchegger
Original Assignee
Semperit 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 Semperit Ag filed Critical Semperit Ag
Priority to AT360670A priority Critical patent/AT307713B/de
Priority to DE19712118307 priority patent/DE2118307A1/de
Priority to GB2671271A priority patent/GB1279590A/en
Priority to FR7113759A priority patent/FR2086215A1/fr
Application granted granted Critical
Publication of AT307713B publication Critical patent/AT307713B/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/581—Closure devices for pour holes
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/28—Closure devices therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
AT360670A 1970-04-21 1970-04-21 Selbsttätig verschließbarer Einspritzkanal AT307713B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT360670A AT307713B (de) 1970-04-21 1970-04-21 Selbsttätig verschließbarer Einspritzkanal
DE19712118307 DE2118307A1 (de) 1970-04-21 1971-04-15 Formenverschluß
GB2671271A GB1279590A (en) 1970-04-21 1971-04-19 Improvements in or relating to moulds
FR7113759A FR2086215A1 (enExample) 1970-04-21 1971-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT360670A AT307713B (de) 1970-04-21 1970-04-21 Selbsttätig verschließbarer Einspritzkanal

Publications (1)

Publication Number Publication Date
AT307713B true AT307713B (de) 1973-06-12

Family

ID=3552840

Family Applications (1)

Application Number Title Priority Date Filing Date
AT360670A AT307713B (de) 1970-04-21 1970-04-21 Selbsttätig verschließbarer Einspritzkanal

Country Status (4)

Country Link
AT (1) AT307713B (enExample)
DE (1) DE2118307A1 (enExample)
FR (1) FR2086215A1 (enExample)
GB (1) GB1279590A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2418247C3 (de) * 1974-04-13 1978-11-23 Elastogran Maschinenbau Gmbh & Co, 8021 Strasslach Geteilte Gießform für Mehrkomponentenkunststoffe, insbesondere Polyurethane

Also Published As

Publication number Publication date
FR2086215A1 (enExample) 1971-12-31
DE2118307A1 (de) 1971-11-04
GB1279590A (en) 1972-06-28

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Legal Events

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