DE2014311A1 - - Google Patents

Info

Publication number
DE2014311A1
DE2014311A1 DE19702014311 DE2014311A DE2014311A1 DE 2014311 A1 DE2014311 A1 DE 2014311A1 DE 19702014311 DE19702014311 DE 19702014311 DE 2014311 A DE2014311 A DE 2014311A DE 2014311 A1 DE2014311 A1 DE 2014311A1
Authority
DE
Germany
Prior art keywords
injection
injection molding
molding machine
machine according
mold cavity
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
DE19702014311
Other languages
German (de)
English (en)
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
Priority claimed from GB62991/69A external-priority patent/GB1301095A/en
Application filed filed Critical
Publication of DE2014311A1 publication Critical patent/DE2014311A1/de
Pending legal-status Critical Current

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
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure
    • 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
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE19702014311 1969-03-26 1970-03-25 Pending DE2014311A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB62991/69A GB1301095A (en) 1969-03-26 1969-03-26 Improvements in or relating to the production of gramophone records
GB1570069 1969-03-26

Publications (1)

Publication Number Publication Date
DE2014311A1 true DE2014311A1 (enrdf_load_stackoverflow) 1970-10-15

Family

ID=26251481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702014311 Pending DE2014311A1 (enrdf_load_stackoverflow) 1969-03-26 1970-03-25

Country Status (4)

Country Link
JP (1) JPS4836179B1 (enrdf_load_stackoverflow)
DE (1) DE2014311A1 (enrdf_load_stackoverflow)
FR (1) FR2039980A5 (enrdf_load_stackoverflow)
NL (1) NL7003886A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472124A (en) * 1980-09-05 1984-09-18 Matsushita Electric Industrial Co., Limited Device for producing an information recording disk
US4405540A (en) 1980-10-31 1983-09-20 Discovision Associates Hot sprue valve assembly for an injection molding machine
US4466934A (en) * 1980-10-31 1984-08-21 Discovision Associates Hot sprue valve assembly for an injection molding machine
US4340353A (en) * 1980-10-31 1982-07-20 Discovision Associates Hot sprue valve assembly for an injection molding machine
US4372741A (en) * 1980-10-31 1983-02-08 Discovision Associates Hot sprue valve assembly for an injection molding machine
EP0247244B1 (en) * 1986-02-26 1992-01-15 Kabushiki Kaisha Meiki Seisakusho Improved molding apparatus and method for producing centrally-apertured discs

Also Published As

Publication number Publication date
FR2039980A5 (en) 1971-01-15
JPS4836179B1 (enrdf_load_stackoverflow) 1973-11-01
NL7003886A (enrdf_load_stackoverflow) 1970-09-29

Similar Documents

Publication Publication Date Title
DE3023415A1 (de) Verfahren zur herstellung eines formkoerpers aus kunststoff
DE19632315C1 (de) Verfahren und Vorrichtung zur gleichzeitigen Herstellung von Kleinstspritzgußteilen aus thermoplastischen oder vernetzenden Polymeren
EP0671249A1 (de) Verfahren und Vorrichtung zur Herstellung optischen Linsen
DE102014107762A1 (de) Spritzgussvorrichtung zum Spritzgießen von Kunststoffmaterialien
DE2548752A1 (de) Verfahren und vorrichtung zum herstellen von kunststoffteilen durch spritzen
DE2014311A1 (enrdf_load_stackoverflow)
EP0662034B1 (de) Vorrichtung zum spritzgiessen von hohlräume enthaltenden gegenständen aus kunststoff sowie verfahren zum betrieb derselben
DE2355458A1 (de) Vorrichtung zum spritzgiessen von insbesondree dickwandigen kunststoffteilen
DE2758188B2 (de) Verfahren zum Formen einer Ringnut im Endabschnitt eines Rohres aus thermoplastischem Kunststoff
DE2453696B1 (de) Spritzgiessmaschine mit einer formschliess- und formzuhaltevorrichtung
WO2016030293A1 (de) System zur weiterbehandlung von mittels spritzgiessen hergestellter vorformlinge
DE2454134A1 (de) Blasform- und streckverfahren zur herstellung von hohlen kunststoffartikeln und vorrichtung zur durchfuehrung des verfahrens
DE3242286C2 (de) Siebwechselvorrichtung für Extruder mit hohen Betriebsdrücken
DE3211342A1 (de) Kunststoffspritzpresse mit einer zufuehrvorrichtung zum zufuehren einer thermoplastischen masse
DE102018117253B4 (de) Verfahren zur Herstellung eines Formteils
DE3880993T3 (de) Verfahren zum Spritzgiessen und dafür angewandte Düse.
DE69927362T2 (de) Spritzgussmatrizze für scheibenartigen gegenstand aus kunststoff und mehrfach-spritzgiessform
EP1115541B1 (de) Verfahren zum pressen zylindrischer verbundkörper
DE1816466A1 (de) Vorrichtung zur Herstellung von Hohlkoerpern,insbesondere Waermflaschen,durch Spritzgiessen
DE2206668A1 (de) Kunststoff-spritzmaschine
WO1998045077A2 (de) Vorrichtung zum herstellen von teilen mit aussenprofil
DE2909738A1 (de) Formschliessvorrichtung an spritzgiessmaschinen zum spritzpraegen von kunststoffteilen
DE8801851U1 (de) Vorrichtung zur Herstellung von Preßkörpern aus thermoplastischem Kunststoffmaterial
DE882689C (de) Verfahren zum Entfernen des Pressdornes aus seinem Sitz bei Strangpressen mit gleichachsiger Arbeitsweise
DE1290706B (de) Form zum Pressen von Gegenstaenden, welche unter Aufrechterhalten eines Pressdruckesueber laengere Zeit in den festen Zustand uebergehen, und Presse zum Betaetigen der Form

Legal Events

Date Code Title Description
OHW Rejection