JPH0582805B2 - - Google Patents

Info

Publication number
JPH0582805B2
JPH0582805B2 JP61228978A JP22897886A JPH0582805B2 JP H0582805 B2 JPH0582805 B2 JP H0582805B2 JP 61228978 A JP61228978 A JP 61228978A JP 22897886 A JP22897886 A JP 22897886A JP H0582805 B2 JPH0582805 B2 JP H0582805B2
Authority
JP
Japan
Prior art keywords
stamper
mold
movable
peripheral edge
mirror block
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.)
Expired - Lifetime
Application number
JP61228978A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6382714A (ja
Inventor
Ikuo Asai
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.)
Meiki Seisakusho KK
Original Assignee
Meiki Seisakusho KK
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 Meiki Seisakusho KK filed Critical Meiki Seisakusho KK
Priority to JP22897886A priority Critical patent/JPS6382714A/ja
Priority to US07/098,361 priority patent/US4795127A/en
Priority to AT91105210T priority patent/ATE114541T1/de
Priority to EP87308425A priority patent/EP0262863B1/en
Priority to AT87308425T priority patent/ATE71873T1/de
Priority to DE3750819T priority patent/DE3750819T2/de
Priority to DE8787308425T priority patent/DE3776250D1/de
Priority to EP91105210A priority patent/EP0451673B1/en
Publication of JPS6382714A publication Critical patent/JPS6382714A/ja
Publication of JPH0582805B2 publication Critical patent/JPH0582805B2/ja
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
    • B29C45/26—Moulds
    • B29C45/34—Moulds having venting means
    • 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
    • B29C45/2632—Stampers; Mountings thereof
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/006—Using vacuum

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)
JP22897886A 1986-09-27 1986-09-27 デイスク基盤成形型 Granted JPS6382714A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP22897886A JPS6382714A (ja) 1986-09-27 1986-09-27 デイスク基盤成形型
US07/098,361 US4795127A (en) 1986-09-27 1987-09-18 Mold assembly of injection-molding machine
AT91105210T ATE114541T1 (de) 1986-09-27 1987-09-23 Formzusammenbau für spritzgiessmaschine.
EP87308425A EP0262863B1 (en) 1986-09-27 1987-09-23 Mold assembly of injection-moulding machine
AT87308425T ATE71873T1 (de) 1986-09-27 1987-09-23 Formzusammenbau fuer spritzgiessmaschine.
DE3750819T DE3750819T2 (de) 1986-09-27 1987-09-23 Formzusammenbau für Spritzgiessmaschine.
DE8787308425T DE3776250D1 (de) 1986-09-27 1987-09-23 Formzusammenbau fuer spritzgiessmaschine.
EP91105210A EP0451673B1 (en) 1986-09-27 1987-09-23 Mold assembly of injection-molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22897886A JPS6382714A (ja) 1986-09-27 1986-09-27 デイスク基盤成形型

Publications (2)

Publication Number Publication Date
JPS6382714A JPS6382714A (ja) 1988-04-13
JPH0582805B2 true JPH0582805B2 (en]) 1993-11-22

Family

ID=16884850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22897886A Granted JPS6382714A (ja) 1986-09-27 1986-09-27 デイスク基盤成形型

Country Status (1)

Country Link
JP (1) JPS6382714A (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2747081B2 (ja) * 1989-03-31 1998-05-06 日立マクセル株式会社 光記録媒体用透明基板の製造方法および成形金型
JPH0355220U (en]) * 1989-09-30 1991-05-28
JPH03284919A (ja) * 1990-03-31 1991-12-16 Meiki Co Ltd ディスク金型におけるスタンパ取付装置
JPH0742682Y2 (ja) * 1990-09-28 1995-10-04 株式会社名機製作所 ディスク成形用金型
JPH0460419U (en]) * 1990-09-29 1992-05-25

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3989436A (en) * 1975-12-18 1976-11-02 Rca Corporation Apparatus for producing injection molded and centrally apertured disc records
JPS58168411U (ja) * 1982-05-07 1983-11-10 旭化成株式会社 シ−ル型
JPS60115417A (ja) * 1983-11-28 1985-06-21 Meiki Co Ltd 射出成形機の金型装置
JPS6129520A (ja) * 1984-07-20 1986-02-10 Meiki Co Ltd 薄肉円盤の射出装置

Also Published As

Publication number Publication date
JPS6382714A (ja) 1988-04-13

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