JPS5750342A - Video disc - Google Patents

Video disc

Info

Publication number
JPS5750342A
JPS5750342A JP56109532A JP10953281A JPS5750342A JP S5750342 A JPS5750342 A JP S5750342A JP 56109532 A JP56109532 A JP 56109532A JP 10953281 A JP10953281 A JP 10953281A JP S5750342 A JPS5750342 A JP S5750342A
Authority
JP
Japan
Prior art keywords
video disc
video
disc
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.)
Pending
Application number
JP56109532A
Other languages
English (en)
Inventor
Haaman Jiyaasun Manfuretsudo
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.)
DEISUKOBIJIYON ASOSHIEITSU
Discovision Associates
Original Assignee
DEISUKOBIJIYON ASOSHIEITSU
Discovision Associates
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 DEISUKOBIJIYON ASOSHIEITSU, Discovision Associates filed Critical DEISUKOBIJIYON ASOSHIEITSU
Publication of JPS5750342A publication Critical patent/JPS5750342A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • B29C33/3857—Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
    • 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
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C39/026—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • B29C33/405—Elastomers, e.g. rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
JP56109532A 1973-10-15 1981-07-15 Video disc Pending JPS5750342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40668673A 1973-10-15 1973-10-15

Publications (1)

Publication Number Publication Date
JPS5750342A true JPS5750342A (en) 1982-03-24

Family

ID=23609044

Family Applications (7)

Application Number Title Priority Date Filing Date
JP49117248A Pending JPS5068102A (ja) 1973-10-15 1974-10-14
JP15246777A Pending JPS549603A (en) 1973-10-15 1977-12-20 Mold for producing video disk
JP56109531A Pending JPS5750341A (en) 1973-10-15 1981-07-15 Video disc
JP56109532A Pending JPS5750342A (en) 1973-10-15 1981-07-15 Video disc
JP56109530A Pending JPS5750343A (en) 1973-10-15 1981-07-15 Method of producing video disc record
JP3112488A Expired - Lifetime JPH0731827B2 (ja) 1973-10-15 1991-04-17 光ディスクの形成法
JP3112489A Pending JPH04228129A (ja) 1973-10-15 1991-04-17 光ディスク製造用金型の形成法

Family Applications Before (3)

Application Number Title Priority Date Filing Date
JP49117248A Pending JPS5068102A (ja) 1973-10-15 1974-10-14
JP15246777A Pending JPS549603A (en) 1973-10-15 1977-12-20 Mold for producing video disk
JP56109531A Pending JPS5750341A (en) 1973-10-15 1981-07-15 Video disc

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP56109530A Pending JPS5750343A (en) 1973-10-15 1981-07-15 Method of producing video disc record
JP3112488A Expired - Lifetime JPH0731827B2 (ja) 1973-10-15 1991-04-17 光ディスクの形成法
JP3112489A Pending JPH04228129A (ja) 1973-10-15 1991-04-17 光ディスク製造用金型の形成法

Country Status (9)

Country Link
US (2) US4130620A (ja)
JP (7) JPS5068102A (ja)
BE (1) BE824078A (ja)
CA (1) CA1066411A (ja)
DE (1) DE2443020C3 (ja)
FR (1) FR2247329B1 (ja)
GB (3) GB1493115A (ja)
IT (1) IT1029616B (ja)
NL (1) NL164688C (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS602712U (ja) * 1983-06-20 1985-01-10 三洋電機株式会社 電子制御式調理器

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151899A (ja) * 1974-05-28 1975-12-06
FR2355643A1 (fr) * 1976-03-04 1978-01-20 Rhone Poulenc Ind Procede et dispositif de reproduction d'une piece de precision en matiere thermoplastique
NL7611395A (nl) * 1976-10-15 1978-04-18 Philips Nv Werkwijze voor het vermenigvuldigen van kunst- stof informatiedragers alsmede een in deze werkwijze toegepaste giethars, substraat en matrijs.
NL177721B (nl) * 1977-03-14 1985-06-03 Philips Nv Werkwijze voor het vervaardigen van een kunststofinformatiedrager met gelaagde structuur alsmede een inrichting voor het uitvoeren van de werkwijze.
FR2397931A1 (fr) * 1977-07-22 1979-02-16 Thomson Brandt Procede de reproduction de disque support d'information et disque obtenu par un tel procede
US4582885A (en) * 1978-07-20 1986-04-15 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
JPS63183949A (ja) * 1978-08-28 1988-07-29 デイスコビジョン　アソシエイツ ポリメチルメタクリレート材料
EP0008543B1 (en) * 1978-08-28 1984-05-09 Discovision Associates Method for moulding a videodisc composition
DE2912694C2 (de) * 1979-03-30 1982-03-25 Peter 6900 Heidelberg Mack Verfahren zum galvanoplastischen Herstellen von Prägeformen
NL7904113A (nl) * 1979-05-25 1980-11-27 Philips Nv Optisch uitleesbare informatieschijf, werkwijze voor de vervaardiging ervan alsmede een inrichting voor het uitvoeren van deze werkwijze.
USRE31533E (en) * 1980-02-01 1984-03-06 Minnesota Mining And Manufacturing Company Information carrying discs
US4374077A (en) * 1980-02-01 1983-02-15 Minnesota Mining And Manufacturing Company Process for making information carrying discs
US4296158A (en) * 1980-02-01 1981-10-20 Minnesota Mining And Manufacturing Company Information carrying discs
EP0044840B1 (en) * 1980-02-01 1985-06-26 Minnesota Mining And Manufacturing Company Information carrying discs
US4304806A (en) * 1980-02-01 1981-12-08 Minnesota Mining And Manufacturing Company Information carrying discs
US4363844A (en) * 1980-09-22 1982-12-14 Lewis Terry W Metallized information carrying discs
US4519065A (en) * 1980-09-22 1985-05-21 Minnesota Mining And Manufacturing Company Metallized information carrying discs
NL8103375A (nl) * 1981-07-16 1983-02-16 Philips Nv Methode voor de vervaardiging van een kunstsof voorwerp dat voorzien is van een metaallaag.
US4616237A (en) * 1982-09-27 1986-10-07 Pa Management Consultants, Ltd. Data storage medium
NL8303315A (nl) * 1982-10-14 1984-05-01 Philips Nv Methode voor de vervaardiging van een moedermatrijs.
US4510593A (en) * 1982-10-18 1985-04-09 Minnesota Mining And Manufacturing Company Information disk of grooved, metal-coated crosslinked polymeric layer
JPS59206077A (ja) * 1983-05-10 1984-11-21 Toshiba Ii M I Kk 光学式情報記録体の保護膜コ−テイング方法
CH662817A5 (de) * 1984-07-13 1987-10-30 Gurit Worbla Ag Verfahren zur herstellung einer kratzfesten, optisch einwandfreien oberflaechen-beschichtung auf einem flaechenhaften gebilde aus thermoplastischem material.
GB8420182D0 (en) * 1984-08-08 1984-09-12 Pa Consulting Services Diffraction gratings
US4652498A (en) * 1985-10-22 1987-03-24 Minnesota Mining And Manufacturing Company Environmentally protected optical recording media
JPS62117152A (ja) * 1985-11-18 1987-05-28 Yasuyoshi Sato シリンダ−レコ−ド
CA1312186C (en) * 1985-12-20 1993-01-05 Hiroyuki Koike Plastics shaping mold and method of preparing mold
JPS63250345A (ja) * 1987-04-06 1988-10-18 Toa Boshoku Kk 天然油脂類から高純度エステル成分を分離回収する方法
DE3716382A1 (de) * 1987-05-15 1988-11-24 Schmalbach Lubeca Deckel aus blech fuer dosen
DE3725231A1 (de) * 1987-07-30 1989-02-09 Philips & Du Pont Optical Verfahren zur herstellung und hinterfuetterung eines galvanos
JP2610029B2 (ja) * 1987-12-28 1997-05-14 ソニー株式会社 成形型の製造方法
JPH03205632A (ja) * 1990-11-26 1991-09-09 Sharp Corp 磁気光学記憶装置
US6656308B2 (en) * 2002-04-22 2003-12-02 International Business Machines Corporation Process of fabricating a precision microcontact printing stamp
EP1572430A1 (en) * 2002-12-13 2005-09-14 Koninklijke Philips Electronics N.V. Method of manufacturing a replica, as well as a replica obtained by carrying out a uv light-initiated or thermal curing treatment of a reactive mixture
US7186365B2 (en) * 2003-06-05 2007-03-06 Intel Corporation Methods for forming an imprinting tool
CA2946740A1 (en) 2014-04-25 2015-10-29 Johnson & Johnson Vision Care, Inc. Methods of patterning and making masks for three-dimensional substrates

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4968703A (ja) * 1972-09-02 1974-07-03

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1635862A (en) * 1923-07-10 1927-07-12 Jacob M Ehrlich Phonograph record and method of producing the same
BE345814A (ja) * 1926-10-15
US1915282A (en) * 1929-04-02 1933-06-27 Durium Products Corp Sound record and composition of same
US1991009A (en) * 1931-06-24 1935-02-12 Theodore C Browne Printing plate and method for forming the same
US2370562A (en) * 1941-05-06 1945-02-27 Pittsburgh Plate Glass Co Method of preparing a coated resin product
GB582578A (en) * 1944-04-07 1946-11-21 William Edward Lord Improvements in or relating to sound recording discs
US3072519A (en) * 1958-08-29 1963-01-08 Allied Record Mfg Co Method of making phonograph record blanks from composite material
DE1214389B (de) * 1960-12-30 1966-04-14 Nairn Williamson Ltd Verfahren zur Herstellung von feingemusterten Folienbahnen auf der Basis von Polyvinylchlorid bzw. -Mischpolymerisaten
GB1052787A (ja) * 1963-12-19
US3454540A (en) * 1965-03-12 1969-07-08 Rohm & Haas Antistatic plastic compositions
US3430966A (en) * 1967-04-03 1969-03-04 Gauss Electrophysics Inc Transparent recording disc
US3658954A (en) * 1968-07-24 1972-04-25 Mca Technology Inc Duplicating process for video disc records
FR2079725A5 (en) * 1970-02-11 1971-11-12 Materiel Appl Plastiques Injection moulding gramophone records - by filling the mould before closure
US3855426A (en) * 1971-03-11 1974-12-17 Philips Corp Video disc recording and optical playback system therefor
US3840316A (en) * 1971-03-19 1974-10-08 Honeywell Inc Two belt mold for shaping plural articles
US3842194A (en) * 1971-03-22 1974-10-15 Rca Corp Information records and recording/playback systems therefor
US3795534A (en) * 1972-04-19 1974-03-05 Rca Corp Manufacture of video discs
NL7211998A (ja) * 1972-09-02 1974-03-05
JPS49121424A (ja) * 1973-03-20 1974-11-20
JPS5788504A (en) * 1980-11-20 1982-06-02 Sanyo Electric Co Ltd Disc record reproducing method and resin master
JPS6295749A (ja) * 1985-10-22 1987-05-02 Seiko Epson Corp 光メモリ用スタンパの製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4968703A (ja) * 1972-09-02 1974-07-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS602712U (ja) * 1983-06-20 1985-01-10 三洋電機株式会社 電子制御式調理器

Also Published As

Publication number Publication date
FR2247329B1 (ja) 1977-07-08
NL164688B (nl) 1980-08-15
BE824078A (fr) 1975-07-03
DE2443020C3 (de) 1978-04-06
CA1066411A (en) 1979-11-13
JPH04228129A (ja) 1992-08-18
FR2247329A1 (ja) 1975-05-09
JPH04228130A (ja) 1992-08-18
DE2443020A1 (de) 1975-09-11
GB1493114A (en) 1977-11-23
NL164688C (nl) 1981-01-15
JPS5068102A (ja) 1975-06-07
JPH0731827B2 (ja) 1995-04-10
JPS5750343A (en) 1982-03-24
US4130620A (en) 1978-12-19
JPS5750341A (en) 1982-03-24
US4124672A (en) 1978-11-07
GB1493115A (en) 1977-11-23
DE2443020B2 (de) 1977-08-18
JPS549603A (en) 1979-01-24
NL7411707A (nl) 1975-04-17
IT1029616B (it) 1979-03-20
GB1493113A (en) 1977-11-23

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