JPS61248250A - 円盤状記録媒体の製造方法 - Google Patents

円盤状記録媒体の製造方法

Info

Publication number
JPS61248250A
JPS61248250A JP60090653A JP9065385A JPS61248250A JP S61248250 A JPS61248250 A JP S61248250A JP 60090653 A JP60090653 A JP 60090653A JP 9065385 A JP9065385 A JP 9065385A JP S61248250 A JPS61248250 A JP S61248250A
Authority
JP
Japan
Prior art keywords
stamper
recording area
baby
marked
press
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
JP60090653A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0375947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Kazuyuki Suganuma
菅沼　一幸
Takashi Ujihara
孝志 氏原
Yoshikazu Sakashita
坂下　嘉和
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.)
Pioneer Video Corp
Pioneer Corp
Original Assignee
Pioneer Video Corp
Pioneer Electronic Corp
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 Pioneer Video Corp, Pioneer Electronic Corp filed Critical Pioneer Video Corp
Priority to JP60090653A priority Critical patent/JPS61248250A/ja
Priority to GB8610362A priority patent/GB2176144B/en
Publication of JPS61248250A publication Critical patent/JPS61248250A/ja
Publication of JPH0375947B2 publication Critical patent/JPH0375947B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B7/00—Machines, apparatus or hand tools for branding, e.g. using radiant energy such as laser beams
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/42—Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/002—Component parts, details or accessories; Auxiliary operations
    • 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • 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
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • 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
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
    • 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
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Optical Recording Or Reproduction (AREA)
JP60090653A 1985-04-26 1985-04-26 円盤状記録媒体の製造方法 Granted JPS61248250A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP60090653A JPS61248250A (ja) 1985-04-26 1985-04-26 円盤状記録媒体の製造方法
GB8610362A GB2176144B (en) 1985-04-26 1986-04-28 Method for recording secondary information on a disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60090653A JPS61248250A (ja) 1985-04-26 1985-04-26 円盤状記録媒体の製造方法

Publications (2)

Publication Number Publication Date
JPS61248250A true JPS61248250A (ja) 1986-11-05
JPH0375947B2 JPH0375947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-03

Family

ID=14004476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60090653A Granted JPS61248250A (ja) 1985-04-26 1985-04-26 円盤状記録媒体の製造方法

Country Status (2)

Country Link
JP (1) JPS61248250A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2176144B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6814897B2 (en) * 1998-03-27 2004-11-09 Discovision Associates Method for manufacturing a molding tool used for substrate molding
USRE39653E1 (en) 1994-11-17 2007-05-22 Matsushita Electric Industrial Co., Ltd. Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
USRE40687E1 (en) 1994-11-17 2009-03-31 Panasonic Corporation Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3715315A1 (de) * 1987-05-08 1988-11-24 Philips & Du Pont Optical Verfahren zur markierung von plattenfoermigen informationstraegern
US20060274617A1 (en) * 2005-06-03 2006-12-07 Musto James J Techniques for forming burst cutting area mark

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4928302A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-04-21 1974-03-13
JPS60197958A (ja) * 1984-03-19 1985-10-07 Matsushita Electric Ind Co Ltd 光デイスク

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4932123B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1970-05-25 1974-08-28
NL8000121A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager.
US4402061A (en) * 1981-10-15 1983-08-30 Burroughs Corporation Preformatted optical media for use in an optical memory system
FR2523347B1 (fr) * 1982-03-12 1988-11-04 Thomson Csf Support d'information mobile pregrave et dispositif optique de suivi de piste mettant en oeuvre un tel support
JPS59227039A (ja) * 1983-06-07 1984-12-20 Matsushita Electric Ind Co Ltd 記録再生用デイスク原盤作成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4928302A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-04-21 1974-03-13
JPS60197958A (ja) * 1984-03-19 1985-10-07 Matsushita Electric Ind Co Ltd 光デイスク

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE39653E1 (en) 1994-11-17 2007-05-22 Matsushita Electric Industrial Co., Ltd. Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
USRE40687E1 (en) 1994-11-17 2009-03-31 Panasonic Corporation Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
USRE40969E1 (en) 1994-11-17 2009-11-10 Panasonic Corporation Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
USRE41032E1 (en) 1994-11-17 2009-12-01 Panasonic Corporation Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
USRE41041E1 (en) 1994-11-17 2009-12-15 Panasonic Corporation Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk
US6814897B2 (en) * 1998-03-27 2004-11-09 Discovision Associates Method for manufacturing a molding tool used for substrate molding

Also Published As

Publication number Publication date
GB2176144B (en) 1989-06-28
GB8610362D0 (en) 1986-06-04
GB2176144A (en) 1986-12-17
JPH0375947B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-03

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Legal Events

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