JPS647391A - Optical information disk - Google Patents

Optical information disk

Info

Publication number
JPS647391A
JPS647391A JP15306387A JP15306387A JPS647391A JP S647391 A JPS647391 A JP S647391A JP 15306387 A JP15306387 A JP 15306387A JP 15306387 A JP15306387 A JP 15306387A JP S647391 A JPS647391 A JP S647391A
Authority
JP
Japan
Prior art keywords
center hole
metallic plate
hub member
disk
hub
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
JP15306387A
Other languages
English (en)
Inventor
Toru Namiki
Fumio Matsui
Koshi Shimoda
Yoshiaki Fuse
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 Corp
Original Assignee
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 Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP15306387A priority Critical patent/JPS647391A/ja
Priority to GB8803947A priority patent/GB2203886B/en
Priority to DE19883808180 priority patent/DE3808180A1/de
Priority to US07/168,777 priority patent/US4903224A/en
Publication of JPS647391A publication Critical patent/JPS647391A/ja
Pending 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/474—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-flat
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/72—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined
    • B29C66/723—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • 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
    • G11B23/0028—Details
    • G11B23/0035—Details means incorporated in the disc, e.g. hub, to enable its guiding, loading or driving
    • 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
    • G11B7/24097—Structures for detection, control, recording operation or replay operation; Special shapes or structures for centering or eccentricity prevention; Arrangements for testing, inspecting or evaluating; Containers, cartridges or cassettes
    • 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
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/731—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the intensive physical properties of the material of the parts to be joined
    • B29C66/7315—Mechanical properties
    • B29C66/73151—Hardness
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/007—Hardness
    • 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
    • B29L2017/005—CD''s, DVD''s
JP15306387A 1987-03-16 1987-06-19 Optical information disk Pending JPS647391A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP15306387A JPS647391A (en) 1987-03-16 1987-06-19 Optical information disk
GB8803947A GB2203886B (en) 1987-03-16 1988-02-19 Optical information recording disk
DE19883808180 DE3808180A1 (de) 1987-03-16 1988-03-11 Aufnahmeplatte fuer optische informationen
US07/168,777 US4903224A (en) 1987-03-16 1988-03-16 Optical information recording disk

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6065687 1987-03-16
JP15306387A JPS647391A (en) 1987-03-16 1987-06-19 Optical information disk

Publications (1)

Publication Number Publication Date
JPS647391A true JPS647391A (en) 1989-01-11

Family

ID=26401722

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15306387A Pending JPS647391A (en) 1987-03-16 1987-06-19 Optical information disk

Country Status (4)

Country Link
US (1) US4903224A (ja)
JP (1) JPS647391A (ja)
DE (1) DE3808180A1 (ja)
GB (1) GB2203886B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289456A (en) * 1990-03-27 1994-02-22 Sony Corporation Method of forming a magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5258976A (en) * 1988-12-02 1993-11-02 Kabushiki Kaisha Toshiba Method of assembling reproduction-only discs for a reproduction/recording apparatus
CA2030899A1 (en) * 1989-11-27 1991-05-28 Masayoshi Kurisu Information rercording media
EP0488388A3 (en) * 1990-11-30 1992-08-19 Mitsui Petrochemical Industries, Ltd. Hub for optical disk and optical disk
US5200871A (en) * 1991-02-05 1993-04-06 Hoechst Celanese Corporation Flexible magnetic disc cassettes with integrally molded drag fingers
US5164871A (en) * 1991-02-05 1992-11-17 Hoechst Celanese Corporation Shutters with integrally molded spring elements for flexible magnetic disc cassettes
US5177656A (en) * 1991-02-05 1993-01-05 Hoechst Celanese Corporation Flexible magnetic disc cassettes with integrally molded wear button
US5212614A (en) * 1991-02-05 1993-05-18 Hoechst Celanese Corporation Flexible magnetic disc cassettes with separable cassette cases
US5214555A (en) * 1991-04-12 1993-05-25 Hoechst Celanese Corporation Central hubs for flexible magnetic data discs formed of magnetically soft polyacetal compositions
AU665947B2 (en) * 1991-05-29 1996-01-25 Sony Corporation Optical disc and method for producing the optical disc
JPH05225609A (ja) * 1992-02-06 1993-09-03 Tdk Corp 光ディスク用基板および光ディスク
DE69319663T2 (de) * 1992-05-26 1998-11-19 Sony Corp Verfahren zur Befestigung einer Magnetplatte auf ein Plattensubstrat
US6990058B1 (en) 2000-04-03 2006-01-24 Dphi Acquisitions, Inc. Structure and method for storing data on optical disks
US6817026B2 (en) 2000-04-28 2004-11-09 Dphi Acquisitions, Inc. Magnetic hub assembly for data storage disk
AU2001257279A1 (en) * 2000-04-28 2001-11-20 Dataplay, Inc. Magnetic hub assembly for data storage disk
US6738333B1 (en) 2000-05-30 2004-05-18 Dphi Acquisitions, Inc. Format for recording data in a storage disk
US7051054B1 (en) 2000-05-30 2006-05-23 Dphi Acquisitions, Inc. Method and apparatus for emulating read/write file system on a write-once storage disk
AU2001275040A1 (en) 2000-05-30 2001-12-11 Dataplay, Inc. Defect management system for write-once storage disk
US6619100B2 (en) 2000-12-21 2003-09-16 Dphi Acquisitions, Inc. Crimping tool for metal hub plate
US7757247B2 (en) * 2004-12-08 2010-07-13 Electronics And Telecommunications Research Institute Small form factor optical/magnetic disk for information storage
US8922946B1 (en) * 2012-05-21 2014-12-30 Western Digital Technologies, Inc. Disk drive with balance plug having thermally deformable portion

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430966A (en) * 1967-04-03 1969-03-04 Gauss Electrophysics Inc Transparent recording disc
JPS5467411A (en) * 1977-11-09 1979-05-30 Matsushita Electric Ind Co Ltd Recorded signal reproduczng system
US4210785A (en) * 1978-09-28 1980-07-01 Bell & Howell Company Tape replay system
FR2482757A1 (fr) * 1980-05-19 1981-11-20 Tech Audio Visuelles Sa Procede et installation pour le reperage automatique des sequences sonores d'une bande magnetique sur un magnetophone
JPS5786173A (en) * 1980-11-17 1982-05-29 Toshiba Corp Recorder and reproducer
JPS5841404A (ja) * 1981-09-03 1983-03-10 Akai Electric Co Ltd 自動フエイドアウト機構付録再装置
US4658383A (en) * 1982-08-23 1987-04-14 Halliburton Company Automatic gain control of digitized full trace acoustic signal in a borehole
JPS5950034U (ja) * 1982-09-21 1984-04-03 ソニー株式会社 情報記録シ−ト
JPS5972603A (ja) * 1982-10-19 1984-04-24 Akai Electric Co Ltd テ−プレコ−ダにおける自動フエ−ドアウト録音装置
JPS6035385A (ja) * 1983-08-03 1985-02-23 Hitachi Maxell Ltd デイスクカ−トリツジ
JPH0644385B2 (ja) * 1985-01-12 1994-06-08 パイオニア株式会社 ディスクプレ−ヤ
DE3671998D1 (de) * 1985-02-18 1990-07-19 Hitachi Maxell Optische platte.
KR900004661B1 (ko) * 1986-01-20 1990-07-02 가부시키가이샤 도시바 정보처리장치
JPS62192945A (ja) * 1986-02-20 1987-08-24 Sony Corp 情報デイスク
JPS62223850A (ja) * 1986-03-25 1987-10-01 Sharp Corp デイスククランプ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289456A (en) * 1990-03-27 1994-02-22 Sony Corporation Method of forming a magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant
US5438564A (en) * 1990-03-27 1995-08-01 Sony Corporation Magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant

Also Published As

Publication number Publication date
DE3808180A1 (de) 1988-11-03
DE3808180C2 (ja) 1991-11-07
GB8803947D0 (en) 1988-03-23
US4903224A (en) 1990-02-20
GB2203886A (en) 1988-10-26
GB2203886B (en) 1990-12-19

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