DE3223133C2 - - Google Patents

Info

Publication number
DE3223133C2
DE3223133C2 DE19823223133 DE3223133A DE3223133C2 DE 3223133 C2 DE3223133 C2 DE 3223133C2 DE 19823223133 DE19823223133 DE 19823223133 DE 3223133 A DE3223133 A DE 3223133A DE 3223133 C2 DE3223133 C2 DE 3223133C2
Authority
DE
Germany
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.)
Expired
Application number
DE19823223133
Other languages
German (de)
Other versions
DE3223133A1 (de
Inventor
Dieter Ing.(Grad). 3000 Hannover De Leiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polygram 2000 Hamburg De GmbH
Original Assignee
Polygram 2000 Hamburg De GmbH
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 Polygram 2000 Hamburg De GmbH filed Critical Polygram 2000 Hamburg De GmbH
Priority to DE19823223133 priority Critical patent/DE3223133A1/de
Priority to JP10510183A priority patent/JPS595017A/ja
Publication of DE3223133A1 publication Critical patent/DE3223133A1/de
Application granted granted Critical
Publication of DE3223133C2 publication Critical patent/DE3223133C2/de
Granted 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
    • B29C45/40—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
    • 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
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/46—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles using fluid pressure
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • 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)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
DE19823223133 1982-06-21 1982-06-21 Entformungseinrichtung fuer eine press- bzw. spritzgussform Granted DE3223133A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19823223133 DE3223133A1 (de) 1982-06-21 1982-06-21 Entformungseinrichtung fuer eine press- bzw. spritzgussform
JP10510183A JPS595017A (ja) 1982-06-21 1983-06-14 プレス成形又は射出成形のための離型装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823223133 DE3223133A1 (de) 1982-06-21 1982-06-21 Entformungseinrichtung fuer eine press- bzw. spritzgussform

Publications (2)

Publication Number Publication Date
DE3223133A1 DE3223133A1 (de) 1983-12-22
DE3223133C2 true DE3223133C2 (US06262066-20010717-C00315.png) 1987-03-19

Family

ID=6166476

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823223133 Granted DE3223133A1 (de) 1982-06-21 1982-06-21 Entformungseinrichtung fuer eine press- bzw. spritzgussform

Country Status (2)

Country Link
JP (1) JPS595017A (US06262066-20010717-C00315.png)
DE (1) DE3223133A1 (US06262066-20010717-C00315.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2636903B2 (ja) * 1988-09-30 1997-08-06 株式会社リコー 光ディスク基板の射出成形用金型
JP2822251B2 (ja) * 1990-01-31 1998-11-11 ソニー株式会社 ディスク基板製造装置
US5427520A (en) * 1992-01-31 1995-06-27 Sony Corporation Mold device for fabricating disc substrate
US5952018A (en) * 1998-03-18 1999-09-14 Eastman Kodak Company Injection mold cavity and method for making the same
DE102014211917A1 (de) * 2014-06-23 2015-12-24 Volkswagen Aktiengesellschaft Einrichtung und Verfahren zum Herstellen einer Kunststoffformhaut

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1504959B2 (de) * 1964-03-16 1972-03-16 Schallplattenpresse
DE1604468A1 (de) * 1966-06-01 1970-10-29 Color Fabrik Karlheinz B Kinde Verfahren zum Ausformen von in teilbaren Formwerkzeugen hergestellten Formkoerpern und Einrichtung zur Durchfuehrung des Verfahrens
US3660002A (en) * 1969-09-25 1972-05-02 Peter J Morroni Apparatus for molding open containers
DE2336789C3 (de) * 1973-07-19 1979-02-08 Stapla Hans-Dieter Golde Gmbh & Co Kg, 6365 Rosbach Verfahren und Werkzeug zur Entformung eines Kerns aus einem hinterschnittenen Kanalprofil aus Kunststoff

Also Published As

Publication number Publication date
DE3223133A1 (de) 1983-12-22
JPS595017A (ja) 1984-01-11

Similar Documents

Publication Publication Date Title
DE3327110C2 (US06262066-20010717-C00315.png)
DE3325985C2 (US06262066-20010717-C00315.png)
FR2524286B3 (US06262066-20010717-C00315.png)
FR2522359B1 (US06262066-20010717-C00315.png)
DE3336294C2 (US06262066-20010717-C00315.png)
DE3346807C2 (US06262066-20010717-C00315.png)
CH655495B (US06262066-20010717-C00315.png)
CH665521GA3 (US06262066-20010717-C00315.png)
FR2524175B1 (US06262066-20010717-C00315.png)
DE3330009C2 (US06262066-20010717-C00315.png)
FR2524908B1 (US06262066-20010717-C00315.png)
FR2520225B1 (US06262066-20010717-C00315.png)
FR2521445B3 (US06262066-20010717-C00315.png)
DE3347347C2 (US06262066-20010717-C00315.png)
FR2519761B1 (US06262066-20010717-C00315.png)
DE3327508C2 (US06262066-20010717-C00315.png)
DE3218165C2 (US06262066-20010717-C00315.png)
DE3223133C2 (US06262066-20010717-C00315.png)
DE3222585C2 (US06262066-20010717-C00315.png)
DE3323276C2 (US06262066-20010717-C00315.png)
FR2520582B1 (US06262066-20010717-C00315.png)
DE3348060C2 (US06262066-20010717-C00315.png)
FR2523418B3 (US06262066-20010717-C00315.png)
FR2520460B1 (US06262066-20010717-C00315.png)
FR2523187B1 (US06262066-20010717-C00315.png)

Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B29D 17/00

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee