AU7950398A - Method of manufacturing a master disc unit and a matrix produced therefrom and adapter ring for manufacturing the master disc unit - Google Patents

Method of manufacturing a master disc unit and a matrix produced therefrom and adapter ring for manufacturing the master disc unit

Info

Publication number: AU7950398A
Authority: AU; Australia
Prior art keywords: manufacturing; disc unit; master disc; produced therefrom; adapter ring
Prior art date: 1997-06-27
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.): Abandoned

Application number

AU79503/98A

Inventor

Ake Billman

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.)

Toolex Alpha AB

Original Assignee

Toolex Alpha AB

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.)

1997-06-27

Filing date

1998-06-23

Publication date

1999-02-08

1998-06-23 Application filed by Toolex Alpha AB filed Critical Toolex Alpha AB

1999-02-08 Publication of AU7950398A publication Critical patent/AU7950398A/en

Status Abandoned legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
- B29D11/00769—Producing diffraction gratings
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Health & Medical Sciences (AREA)
Manufacturing & Machinery (AREA)
Ophthalmology & Optometry (AREA)
Moulds For Moulding Plastics Or The Like (AREA)
Manufacturing Optical Record Carriers (AREA)

AU79503/98A 1997-06-27 1998-06-23 Method of manufacturing a master disc unit and a matrix produced therefrom and adapter ring for manufacturing the master disc unit Abandoned AU7950398A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
SE9702491A SE512483C2 (en)	1997-06-27	1997-06-27	Method for producing master disk unit and of a press die made therefrom and adapter ring for producing master disk unit
SE9702491		1997-06-27
PCT/SE1998/001215 WO1999003100A1 (en)	1997-06-27	1998-06-23	Method of manufacturing a master disc unit and a matrix produced therefrom and adapter ring for manufacturing the master disc unit

Publications (1)

Publication Number	Publication Date
AU7950398A true AU7950398A (en)	1999-02-08

Family

ID=20407561

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU79503/98A Abandoned AU7950398A (en)	1997-06-27	1998-06-23	Method of manufacturing a master disc unit and a matrix produced therefrom and adapter ring for manufacturing the master disc unit

Country Status (4)

Country	Link
EP (1)	EP0992035A1 (en)
AU (1)	AU7950398A (en)
SE (1)	SE512483C2 (en)
WO (1)	WO1999003100A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT520718B1 (en) *	2018-01-30	2019-07-15	Joanneum Res Forschungsgmbh	METHOD FOR PRODUCING A FORM APPLICATION WITH (SUB) MICROSTRUCTURES AND WORKPIECE WITH (SUB) MICROSTRUCTURES

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2501823A (en) *	1947-05-16	1950-03-28	Capitol Records	Record forming die
GB2065168B (en) *	1979-12-07	1983-03-23	Emi Ltd	Tact with a metal or metalised cathode plate used in produelectroplating arrangement for establishing electrical conction of a disc record matrix
US4445995A (en) *	1983-02-28	1984-05-01	Rca Corporation	Cathode head having improved seal means
JPS63130320A (en) *	1986-11-20	1988-06-02	Meiki Co Ltd	Disk molding mold
NL8701499A (en) *	1987-06-26	1989-01-16	Philips Nv	SYRINGE DEVICE FOR MANUFACTURING PLASTICS INFORMATION PLATES AND METHOD FOR MANUFACTURING SYNTHETIC PLATES WITH A SYRINGE DEVICE.
JP2636903B2 (en) *	1988-09-30	1997-08-06	株式会社リコー	Mold for injection molding of optical disk substrate
US5078852A (en) *	1990-10-12	1992-01-07	Microelectronics And Computer Technology Corporation	Plating rack
US5167792A (en) *	1990-12-19	1992-12-01	Canon Kabushiki Kaisha	Master holder of stamper electroforming apparatus and electroforming method
US5427520A (en) *	1992-01-31	1995-06-27	Sony Corporation	Mold device for fabricating disc substrate
JP3099168B2 (en) *	1994-05-25	2000-10-16	株式会社名機製作所	Disk substrate molding die

1997
- 1997-06-27 SE SE9702491A patent/SE512483C2/en not_active IP Right Cessation
1998
- 1998-06-23 AU AU79503/98A patent/AU7950398A/en not_active Abandoned
- 1998-06-23 WO PCT/SE1998/001215 patent/WO1999003100A1/en not_active Application Discontinuation
- 1998-06-23 EP EP98930022A patent/EP0992035A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
EP0992035A1 (en)	2000-04-12
SE512483C2 (en)	2000-03-20
WO1999003100A1 (en)	1999-01-21
SE9702491L (en)	1998-12-28
SE9702491D0 (en)	1997-06-27

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Legal Events

Date	Code	Title	Description
2000-03-09	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase