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ATE380641T1 - Verfahren und vorrichtung zur diskontinuierlichen herstellung von rohrverbindungen mit geringem verzug - Google Patents

Verfahren und vorrichtung zur diskontinuierlichen herstellung von rohrverbindungen mit geringem verzug

Info

Publication number
ATE380641T1
ATE380641T1 AT03005700T AT03005700T ATE380641T1 AT E380641 T1 ATE380641 T1 AT E380641T1 AT 03005700 T AT03005700 T AT 03005700T AT 03005700 T AT03005700 T AT 03005700T AT E380641 T1 ATE380641 T1 AT E380641T1
Authority
AT
Austria
Prior art keywords
hot runner
discontinuous production
pipe connections
injection
low default
Prior art date
Application number
AT03005700T
Other languages
English (en)
Inventor
James Mcgoldrick
Ing Franz Brandstetter
Ing Anton Sageder
Original Assignee
Borealis Tech Oy
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 Borealis Tech Oy filed Critical Borealis Tech Oy
Application granted granted Critical
Publication of ATE380641T1 publication Critical patent/ATE380641T1/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
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • 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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • B29C2045/0027—Gate or gate mark locations
    • 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
    • B29C2045/2693—Mould cores with a built-in injection nozzle
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/76—Cores
    • 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
    • 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
    • B29C45/2708—Gates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/24—Pipe joints or couplings

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)
  • Heat Treatment Of Articles (AREA)
  • Forging (AREA)
AT03005700T 2003-03-13 2003-03-13 Verfahren und vorrichtung zur diskontinuierlichen herstellung von rohrverbindungen mit geringem verzug ATE380641T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03005700A EP1457300B1 (de) 2003-03-13 2003-03-13 Verfahren und Vorrichtung zur diskontinuierlichen Herstellung von Rohrverbindungen mit geringem Verzug

Publications (1)

Publication Number Publication Date
ATE380641T1 true ATE380641T1 (de) 2007-12-15

Family

ID=32748880

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03005700T ATE380641T1 (de) 2003-03-13 2003-03-13 Verfahren und vorrichtung zur diskontinuierlichen herstellung von rohrverbindungen mit geringem verzug

Country Status (4)

Country Link
EP (1) EP1457300B1 (de)
AT (1) ATE380641T1 (de)
DE (1) DE60318008T2 (de)
ES (1) ES2297065T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9034455B2 (en) 2012-06-28 2015-05-19 Avent, Inc. Branching core-pin assembly and system for forming branching channels
GB2564682B (en) * 2017-07-19 2020-01-29 Charles Austen Pumps Ltd A rotary diaphragm positive displacement pump

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1504485A1 (de) * 1965-06-24 1969-10-30 Kunststoffbuero U Gedecke Verfahren und Vorrichtung zum Herstellen von Hohlkoerpern,insbesondere von Rohrmuffen,aus Kunststoff
JPS61110522A (ja) * 1984-11-06 1986-05-28 Olympus Optical Co Ltd 中空筒状成形枠体
US5013513A (en) * 1989-05-26 1991-05-07 Husky Injection Molding Systems Ltd. Method of removing gas from the cavity and stabilizing the core during injection molding
JPH03159713A (ja) * 1989-11-17 1991-07-09 Olympus Optical Co Ltd 精密部品の射出成形方法と射出成形用金型
EP0654338B1 (de) * 1993-04-28 2001-10-17 Nippon Petrochemicals Co., Ltd. Zylindrischer körper und spritzgiessverfahren zum formen von zylindrischen körpern
US6503430B1 (en) * 2000-08-01 2003-01-07 Philip Downey Cold runner molding system

Also Published As

Publication number Publication date
ES2297065T3 (es) 2008-05-01
DE60318008D1 (de) 2008-01-24
EP1457300B1 (de) 2007-12-12
EP1457300A1 (de) 2004-09-15
DE60318008T2 (de) 2008-11-27

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