FR2430057A1 - Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif - Google Patents

Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif

Info

Publication number
FR2430057A1
FR2430057A1 FR7819502A FR7819502A FR2430057A1 FR 2430057 A1 FR2430057 A1 FR 2430057A1 FR 7819502 A FR7819502 A FR 7819502A FR 7819502 A FR7819502 A FR 7819502A FR 2430057 A1 FR2430057 A1 FR 2430057A1
Authority
FR
France
Prior art keywords
pressing
engraved
die
flexible
closed
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
FR7819502A
Other languages
English (en)
French (fr)
Other versions
FR2430057B1 (cg-RX-API-DMAC7.html
Inventor
Raymond Llabres
Liliane Fournier
Claire Lemonon
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7819502A priority Critical patent/FR2430057A1/fr
Priority to US06/051,410 priority patent/US4238179A/en
Publication of FR2430057A1 publication Critical patent/FR2430057A1/fr
Application granted granted Critical
Publication of FR2430057B1 publication Critical patent/FR2430057B1/fr
Granted 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
    • G11B23/0014—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 record carriers not specifically of filamentary or web form
    • G11B23/0021—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 record carriers not specifically of filamentary or web form discs
    • G11B23/005—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 record carriers not specifically of filamentary or web form discs flexible discs
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/06—Platens or press rams
    • B30B15/061—Cushion plates
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81—Sound record

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
FR7819502A 1978-06-29 1978-06-29 Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif Granted FR2430057A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7819502A FR2430057A1 (fr) 1978-06-29 1978-06-29 Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif
US06/051,410 US4238179A (en) 1978-06-29 1979-06-25 Arrangement for pressing flexible discs and a pressing process using this arrangement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7819502A FR2430057A1 (fr) 1978-06-29 1978-06-29 Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif

Publications (2)

Publication Number Publication Date
FR2430057A1 true FR2430057A1 (fr) 1980-01-25
FR2430057B1 FR2430057B1 (cg-RX-API-DMAC7.html) 1980-10-31

Family

ID=9210141

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7819502A Granted FR2430057A1 (fr) 1978-06-29 1978-06-29 Dispositif de pressage de disques souples et procede de pressage mettant en oeuvre un tel dispositif

Country Status (2)

Country Link
US (1) US4238179A (cg-RX-API-DMAC7.html)
FR (1) FR2430057A1 (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0288580A4 (en) * 1986-10-30 1989-02-23 Dainippon Printing Co Ltd FLEXIBLE OPTICAL INFORMATION RECORDING MATERIAL AND METHOD FOR PRODUCING THE SAME.
EP0295634A3 (en) * 1987-06-19 1990-06-27 Mitsubishi Rayon Co., Ltd. Working equipment for roughening the side of optical fiber
EP0521277A3 (en) * 1991-06-29 1993-02-10 Sigri Great Lakes Carbon Gmbh Crush resistant, thermally insulating element of a pressing plate for a hot press
NL1005283C2 (nl) * 1997-02-14 1998-08-18 3P Licensing Bv Matrijssamenstel met verende afsteuning.

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3065638D1 (en) * 1979-12-21 1983-12-22 Emi Ltd Improvements in or relating to disc record preparation
US4430286A (en) * 1980-07-14 1984-02-07 Celotex Corporation Variable density board having improved thermal and acoustical properties and method and apparatus for producing same
US4385372A (en) * 1981-05-01 1983-05-24 Drexler Technology Corporation Reflective optical data storage and laser recording media having grooved dielectric encoded prerecorded information
JPS5882217U (ja) * 1981-11-27 1983-06-03 ヤマウチ株式会社 成形プレス用クッション材
US4536149A (en) * 1984-07-18 1985-08-20 Brown & Williamson Tobacco Corporation Apparatus for making grooves in cigarette filters
EP0408283B1 (en) * 1989-07-12 1995-09-27 Canon Kabushiki Kaisha Apparatus for producing substrate sheet for optical recording mediums and process for producing substrate sheet for optical recording mediums making use of it, apparatus for producing optical recording medium and process for producing optical recording medium making use of it.
EP0439046B1 (en) * 1990-01-22 1993-09-22 Atd Corporation Pad including heat sink and thermal insulation areas and laminate having shapability
US5919493A (en) * 1992-10-13 1999-07-06 Ushers, Inc. Apparatus for producing shaped articles
US5388803A (en) * 1993-08-17 1995-02-14 General Electric Company Apparatus for producing textured articles
US5795596A (en) * 1996-02-07 1998-08-18 Acushnet Company Compression mold with rubber shims
US6309576B1 (en) * 1998-02-12 2001-10-30 Diacom Corporation Method for setup and molding of formed articles from thin coated fabrics
US7018674B2 (en) * 2001-03-02 2006-03-28 Omron, Corporation Manufacturing methods and apparatuses of an optical device and a reflection plate provided with a resin thin film having a micro-asperity pattern
RU2297915C2 (ru) * 2001-11-23 2007-04-27 Глуд Энд Марстранд А/С Устройство для выполнения трехмерной структуры в подложке
AU2003230483A1 (en) * 2002-04-24 2003-11-10 Obducat Ab Device and method for transferring a pattern to a substrate
US7632087B2 (en) * 2003-12-19 2009-12-15 Wd Media, Inc. Composite stamper for imprint lithography
US20070269605A1 (en) * 2006-05-22 2007-11-22 Carty William M Bonding of cement paste to porcelain bodies through the use of ceramic glazes
US20070298172A1 (en) * 2006-06-09 2007-12-27 Carty William M Tile and substrate bonding system
US7048795B1 (en) 2005-07-27 2006-05-23 Carty William M Bonding of cement paste to porcelain shaped articles through the use of ceramic glazes
US8085285B2 (en) * 2007-12-19 2011-12-27 Applied Minds, Llc Thermal marking system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB350985A (en) * 1929-10-03 1931-05-28 Wellit Ges Pless & Co A record and a process for the manufacture thereof
FR2050987A5 (en) * 1969-06-12 1971-04-02 Teldec Telefunken Decca Plastic gramophone record production
FR2166095A1 (cg-RX-API-DMAC7.html) * 1971-12-27 1973-08-10 Teldec Telefunken Decca
FR2263093A1 (cg-RX-API-DMAC7.html) * 1974-03-04 1975-10-03 Polygram Gmbh

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1576642A (en) * 1923-04-20 1926-03-16 Brunswick Balkecollender Compa Molding die
FR2209967B1 (cg-RX-API-DMAC7.html) * 1972-12-08 1979-03-30 Thomson Csf
US3819315A (en) * 1973-01-09 1974-06-25 Ted Bildplatten Apparatus for stamping information carriers from a plastic foil
US3941547A (en) * 1974-05-13 1976-03-02 United Artists Music And Records Group, Inc. Phonograph record pressing die assembly
NL7415442A (nl) * 1974-11-27 1976-05-31 Philips Nv Persinrichting voor het vervaardigen van kunst- stofvoorwerpen, in het bijzonder grammofoon- en beeldplaten.
US3932097A (en) * 1975-01-30 1976-01-13 Lorence Press Record manufacturing equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB350985A (en) * 1929-10-03 1931-05-28 Wellit Ges Pless & Co A record and a process for the manufacture thereof
FR2050987A5 (en) * 1969-06-12 1971-04-02 Teldec Telefunken Decca Plastic gramophone record production
FR2166095A1 (cg-RX-API-DMAC7.html) * 1971-12-27 1973-08-10 Teldec Telefunken Decca
FR2263093A1 (cg-RX-API-DMAC7.html) * 1974-03-04 1975-10-03 Polygram Gmbh

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0288580A4 (en) * 1986-10-30 1989-02-23 Dainippon Printing Co Ltd FLEXIBLE OPTICAL INFORMATION RECORDING MATERIAL AND METHOD FOR PRODUCING THE SAME.
EP0295634A3 (en) * 1987-06-19 1990-06-27 Mitsubishi Rayon Co., Ltd. Working equipment for roughening the side of optical fiber
EP0521277A3 (en) * 1991-06-29 1993-02-10 Sigri Great Lakes Carbon Gmbh Crush resistant, thermally insulating element of a pressing plate for a hot press
NL1005283C2 (nl) * 1997-02-14 1998-08-18 3P Licensing Bv Matrijssamenstel met verende afsteuning.

Also Published As

Publication number Publication date
FR2430057B1 (cg-RX-API-DMAC7.html) 1980-10-31
US4238179A (en) 1980-12-09

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Legal Events

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