FR2388366A1 - Dispositif de lecture de disque video - Google Patents

Dispositif de lecture de disque video

Info

Publication number
FR2388366A1
FR2388366A1 FR7811771A FR7811771A FR2388366A1 FR 2388366 A1 FR2388366 A1 FR 2388366A1 FR 7811771 A FR7811771 A FR 7811771A FR 7811771 A FR7811771 A FR 7811771A FR 2388366 A1 FR2388366 A1 FR 2388366A1
Authority
FR
France
Prior art keywords
playback device
video disc
disc playback
disc
cavity
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
FR7811771A
Other languages
English (en)
Other versions
FR2388366B1 (fr
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of FR2388366A1 publication Critical patent/FR2388366A1/fr
Application granted granted Critical
Publication of FR2388366B1 publication Critical patent/FR2388366B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
    • 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
    • Y10S279/00—Chucks or sockets
    • Y10S279/904—Quick change socket
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/34—Accessory or component
    • Y10T279/3456—Padded or cushioned jaw
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/35—Miscellaneous

Landscapes

  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Connection Of Plates (AREA)
  • Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
  • Feeding And Guiding Record Carriers (AREA)

Abstract

a. Dispositif de lecture de disque vidéo. b. Dispositif de fixation d'un disque sur une base de support, rotative, comportant une cavité, ce dispositif étant caractérisé par une pièce antagoniste munie de griffes venant s'appliquer élastiquement dans la cavité de la base pour bloquer le disque de façon amovible. c. L'invention s'applique notamment aux lecteurs de disques magnétiques tels que les magnétoscopes ou analogues.
FR7811771A 1977-04-20 1978-04-20 Dispositif de lecture de disque video Expired FR2388366B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977049707U JPS5752793Y2 (fr) 1977-04-20 1977-04-20

Publications (2)

Publication Number Publication Date
FR2388366A1 true FR2388366A1 (fr) 1978-11-17
FR2388366B1 FR2388366B1 (fr) 1985-08-16

Family

ID=12838653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811771A Expired FR2388366B1 (fr) 1977-04-20 1978-04-20 Dispositif de lecture de disque video

Country Status (9)

Country Link
US (1) US4161003A (fr)
JP (1) JPS5752793Y2 (fr)
AT (1) AT359299B (fr)
AU (1) AU519145B2 (fr)
CA (1) CA1115840A (fr)
DE (1) DE2817381A1 (fr)
FR (1) FR2388366B1 (fr)
GB (1) GB1591563A (fr)
NL (1) NL7804116A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064282A1 (fr) * 1981-05-01 1982-11-10 Kabushiki Kaisha Toshiba Un appareil pour l'installation d'un disque
US4742509A (en) * 1985-10-11 1988-05-03 Alps Electric Co., Ltd. Disk rotating device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6224351Y2 (fr) * 1979-04-02 1987-06-22
USRE37058E1 (en) 1980-05-10 2001-02-20 Papst Licensing Gmbh & Co. Kg Disk storage device having contamination seals

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR583886A (fr) * 1924-04-15 1925-01-23 Dispositif pour la fixation des disques de machines parlantes
US3609722A (en) * 1969-03-19 1971-09-28 George E Zenzefilis Center sealing data disc cassette and processing machine
FR2181038A1 (fr) * 1972-04-19 1973-11-30 Rca Corp
FR2337397A1 (fr) * 1976-01-02 1977-07-29 Thomson Brandt Dispositif d'entrainement d'un videodisque a stabilisation aerodynamique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908541A (en) * 1955-09-19 1959-10-13 Litton Industries Inc Magnetic recording apparatus
US3734516A (en) * 1971-06-14 1973-05-22 T Smith Chuck assembly for tool holders
US3838460A (en) * 1973-07-02 1974-09-24 Zenith Radio Corp Video disk latching hub assembly
US3898814A (en) * 1974-05-13 1975-08-12 Shugart Associates Mechanism for clamping and driving a flexible disc
US4022478A (en) * 1975-07-03 1977-05-10 Zenith Radio Corporation Push-button video disc hub
JPS5298404U (fr) * 1976-01-23 1977-07-25

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR583886A (fr) * 1924-04-15 1925-01-23 Dispositif pour la fixation des disques de machines parlantes
US3609722A (en) * 1969-03-19 1971-09-28 George E Zenzefilis Center sealing data disc cassette and processing machine
FR2181038A1 (fr) * 1972-04-19 1973-11-30 Rca Corp
FR2337397A1 (fr) * 1976-01-02 1977-07-29 Thomson Brandt Dispositif d'entrainement d'un videodisque a stabilisation aerodynamique

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0064282A1 (fr) * 1981-05-01 1982-11-10 Kabushiki Kaisha Toshiba Un appareil pour l'installation d'un disque
US4489410A (en) * 1981-05-01 1984-12-18 Tokyo Shibaura Denki Kabushiki Kaisha Apparatus for installing a disk
US4742509A (en) * 1985-10-11 1988-05-03 Alps Electric Co., Ltd. Disk rotating device

Also Published As

Publication number Publication date
CA1115840A (fr) 1982-01-05
US4161003A (en) 1979-07-10
AU3518278A (en) 1979-10-25
DE2817381A1 (de) 1978-10-26
JPS5752793Y2 (fr) 1982-11-16
ATA281678A (de) 1980-03-15
JPS53144314U (fr) 1978-11-14
FR2388366B1 (fr) 1985-08-16
GB1591563A (en) 1981-06-24
NL7804116A (nl) 1978-10-24
AU519145B2 (en) 1981-11-12
AT359299B (de) 1980-10-27
DE2817381C2 (fr) 1988-01-21

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Legal Events

Date Code Title Description
ST Notification of lapse