JPH0460414B2 - - Google Patents

Info

Publication number
JPH0460414B2
JPH0460414B2 JP61230437A JP23043786A JPH0460414B2 JP H0460414 B2 JPH0460414 B2 JP H0460414B2 JP 61230437 A JP61230437 A JP 61230437A JP 23043786 A JP23043786 A JP 23043786A JP H0460414 B2 JPH0460414 B2 JP H0460414B2
Authority
JP
Japan
Prior art keywords
ejector pin
movable
sprue
pin
disk
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
JP61230437A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6382721A (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 JP23043786A priority Critical patent/JPS6382721A/ja
Publication of JPS6382721A publication Critical patent/JPS6382721A/ja
Publication of JPH0460414B2 publication Critical patent/JPH0460414B2/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
    • B29C45/2642—Heating or cooling means therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP23043786A 1986-09-29 1986-09-29 デイスク成形型 Granted JPS6382721A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23043786A JPS6382721A (ja) 1986-09-29 1986-09-29 デイスク成形型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23043786A JPS6382721A (ja) 1986-09-29 1986-09-29 デイスク成形型

Publications (2)

Publication Number Publication Date
JPS6382721A JPS6382721A (ja) 1988-04-13
JPH0460414B2 true JPH0460414B2 (enrdf_load_stackoverflow) 1992-09-28

Family

ID=16907889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23043786A Granted JPS6382721A (ja) 1986-09-29 1986-09-29 デイスク成形型

Country Status (1)

Country Link
JP (1) JPS6382721A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2532422Y2 (ja) * 1991-07-18 1997-04-16 日本ビクター株式会社 ディスク射出成形用金型装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5377974U (enrdf_load_stackoverflow) * 1976-11-30 1978-06-29
JPS59229327A (ja) * 1983-06-10 1984-12-22 Seikou Giken:Kk 樹脂成形用金型装置
JP2838846B2 (ja) * 1988-06-27 1998-12-16 呉羽化学工業株式会社 切換弁装置

Also Published As

Publication number Publication date
JPS6382721A (ja) 1988-04-13

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