ATA8612000A - MOLDING TOOL FOR MOLDING - Google Patents

MOLDING TOOL FOR MOLDING

Info

Publication number
ATA8612000A
ATA8612000A AT8612000A AT8612000A ATA8612000A AT A8612000 A ATA8612000 A AT A8612000A AT 8612000 A AT8612000 A AT 8612000A AT 8612000 A AT8612000 A AT 8612000A AT A8612000 A ATA8612000 A AT A8612000A
Authority
AT
Austria
Prior art keywords
molding
tool
molding tool
Prior art date
Application number
AT8612000A
Other languages
German (de)
Other versions
AT410192B (en
Original Assignee
Dovids Gerhard Ing
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 Dovids Gerhard Ing filed Critical Dovids Gerhard Ing
Priority to AT8612000A priority Critical patent/AT410192B/en
Publication of ATA8612000A publication Critical patent/ATA8612000A/en
Application granted granted Critical
Publication of AT410192B publication Critical patent/AT410192B/en

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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C2045/2648—Outer peripheral ring constructions
    • 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
    • B29C45/2642—Heating or cooling means therefor
    • 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
    • B29L2017/005—CD''s, DVD''s

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AT8612000A 2000-05-17 2000-05-17 Mold for CD and DVD production by an injection molding process, comprises two halves, fitted with springs which push the halves apart when the closing force of the molding machine is released AT410192B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT8612000A AT410192B (en) 2000-05-17 2000-05-17 Mold for CD and DVD production by an injection molding process, comprises two halves, fitted with springs which push the halves apart when the closing force of the molding machine is released

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT8612000A AT410192B (en) 2000-05-17 2000-05-17 Mold for CD and DVD production by an injection molding process, comprises two halves, fitted with springs which push the halves apart when the closing force of the molding machine is released

Publications (2)

Publication Number Publication Date
ATA8612000A true ATA8612000A (en) 2002-07-15
AT410192B AT410192B (en) 2003-02-25

Family

ID=3682353

Family Applications (1)

Application Number Title Priority Date Filing Date
AT8612000A AT410192B (en) 2000-05-17 2000-05-17 Mold for CD and DVD production by an injection molding process, comprises two halves, fitted with springs which push the halves apart when the closing force of the molding machine is released

Country Status (1)

Country Link
AT (1) AT410192B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1027454C2 (en) * 2004-11-09 2006-05-10 F T Engineering B V Injection molding die component useful in the manufacture of optical data carriers comprises a venting ring that surrounds a central part with a gap dependent on the axial position of the ring

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235820A (en) * 1985-08-09 1987-02-16 Meiki Co Ltd Optical disc mold
JP2636903B2 (en) * 1988-09-30 1997-08-06 株式会社リコー Mold for injection molding of optical disk substrate
JPH02111516A (en) * 1988-10-20 1990-04-24 Toshiba Corp Injection mold
JPH0733035B2 (en) * 1989-05-09 1995-04-12 株式会社精工技研 Molding equipment for disk-shaped moldings
JPH04224921A (en) * 1990-12-27 1992-08-14 Matsushita Electric Ind Co Ltd Disk molding die
JP3346920B2 (en) * 1994-11-10 2002-11-18 株式会社リコー Optical disk molding equipment

Also Published As

Publication number Publication date
AT410192B (en) 2003-02-25

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Legal Events

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