JPH0153615B2 - - Google Patents

Info

Publication number
JPH0153615B2
JPH0153615B2 JP58225084A JP22508483A JPH0153615B2 JP H0153615 B2 JPH0153615 B2 JP H0153615B2 JP 58225084 A JP58225084 A JP 58225084A JP 22508483 A JP22508483 A JP 22508483A JP H0153615 B2 JPH0153615 B2 JP H0153615B2
Authority
JP
Japan
Prior art keywords
mold
gap
fixed
degassing
stamper
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
Application number
JP58225084A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60115417A (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 JP22508483A priority Critical patent/JPS60115417A/ja
Publication of JPS60115417A publication Critical patent/JPS60115417A/ja
Publication of JPH0153615B2 publication Critical patent/JPH0153615B2/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
    • B29C45/263—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
    • B29C45/34—Moulds having venting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP22508483A 1983-11-28 1983-11-28 射出成形機の金型装置 Granted JPS60115417A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22508483A JPS60115417A (ja) 1983-11-28 1983-11-28 射出成形機の金型装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22508483A JPS60115417A (ja) 1983-11-28 1983-11-28 射出成形機の金型装置

Publications (2)

Publication Number Publication Date
JPS60115417A JPS60115417A (ja) 1985-06-21
JPH0153615B2 true JPH0153615B2 (enrdf_load_stackoverflow) 1989-11-15

Family

ID=16823757

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22508483A Granted JPS60115417A (ja) 1983-11-28 1983-11-28 射出成形機の金型装置

Country Status (1)

Country Link
JP (1) JPS60115417A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60187034U (ja) * 1984-05-23 1985-12-11 株式会社テクノプラス 円盤状記録媒体成形用スタンパの外周部取付構造
JPH065142Y2 (ja) * 1986-05-16 1994-02-09 株式会社リコー 光ディスク成形用の射出成形金型
JPS62286718A (ja) * 1986-06-06 1987-12-12 Victor Co Of Japan Ltd デイスク成形用金型
JPS6382714A (ja) * 1986-09-27 1988-04-13 Meiki Co Ltd デイスク基盤成形型
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5098073U (enrdf_load_stackoverflow) * 1974-01-18 1975-08-15
JPS5946766B2 (ja) * 1978-10-26 1984-11-14 小島プレス工業株式会社 プラスチツクまたはゴムの成形品の製法

Also Published As

Publication number Publication date
JPS60115417A (ja) 1985-06-21

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