JPH01159226A - ディスク基盤用成形型 - Google Patents

ディスク基盤用成形型

Info

Publication number
JPH01159226A
JPH01159226A JP31969287A JP31969287A JPH01159226A JP H01159226 A JPH01159226 A JP H01159226A JP 31969287 A JP31969287 A JP 31969287A JP 31969287 A JP31969287 A JP 31969287A JP H01159226 A JPH01159226 A JP H01159226A
Authority
JP
Japan
Prior art keywords
stamper
mold
movable
mirror plate
side mirror
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.)
Granted
Application number
JP31969287A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0422416B2 (enExample
Inventor
Ikuo Asai
郁夫 浅井
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 JP31969287A priority Critical patent/JPH01159226A/ja
Publication of JPH01159226A publication Critical patent/JPH01159226A/ja
Publication of JPH0422416B2 publication Critical patent/JPH0422416B2/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
    • B29C45/2632—Stampers; Mountings thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP31969287A 1987-12-17 1987-12-17 ディスク基盤用成形型 Granted JPH01159226A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31969287A JPH01159226A (ja) 1987-12-17 1987-12-17 ディスク基盤用成形型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31969287A JPH01159226A (ja) 1987-12-17 1987-12-17 ディスク基盤用成形型

Publications (2)

Publication Number Publication Date
JPH01159226A true JPH01159226A (ja) 1989-06-22
JPH0422416B2 JPH0422416B2 (enExample) 1992-04-17

Family

ID=18113120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31969287A Granted JPH01159226A (ja) 1987-12-17 1987-12-17 ディスク基盤用成形型

Country Status (1)

Country Link
JP (1) JPH01159226A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100542728B1 (ko) * 2001-07-31 2006-01-11 에스케이케미칼주식회사 제품의 성형을 위한 방법 및 이때 사용하는 금형
WO2006050230A3 (en) * 2004-10-28 2006-07-27 Nypro Inc System, device, and method for producing thin plastic lenses

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5669125A (en) * 1979-11-08 1981-06-10 Teichiku Kk Injection molding method for record disc

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5669125A (en) * 1979-11-08 1981-06-10 Teichiku Kk Injection molding method for record disc

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100542728B1 (ko) * 2001-07-31 2006-01-11 에스케이케미칼주식회사 제품의 성형을 위한 방법 및 이때 사용하는 금형
WO2006050230A3 (en) * 2004-10-28 2006-07-27 Nypro Inc System, device, and method for producing thin plastic lenses
US7807226B2 (en) 2004-10-28 2010-10-05 Nypro Inc. System, device, and method for producing thin plastic lenses

Also Published As

Publication number Publication date
JPH0422416B2 (enExample) 1992-04-17

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees