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GB2137797B - Dual mode disc player - Google Patents

Dual mode disc player

Info

Publication number
GB2137797B
GB2137797B GB08402721A GB8402721A GB2137797B GB 2137797 B GB2137797 B GB 2137797B GB 08402721 A GB08402721 A GB 08402721A GB 8402721 A GB8402721 A GB 8402721A GB 2137797 B GB2137797 B GB 2137797B
Authority
GB
United Kingdom
Prior art keywords
dual mode
disc player
mode disc
player
dual
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.)
Expired
Application number
GB08402721A
Other versions
GB2137797A (en
GB8402721D0 (en
Inventor
Shunichi Ichikawa
Masao Kase
Yasuhiko Seto
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
Priority claimed from JP1475583U external-priority patent/JPS59121759U/en
Priority claimed from JP1983197976U external-priority patent/JPS60106280U/en
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of GB8402721D0 publication Critical patent/GB8402721D0/en
Publication of GB2137797A publication Critical patent/GB2137797A/en
Application granted granted Critical
Publication of GB2137797B publication Critical patent/GB2137797B/en
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
    • G11B17/0282—Positioning or locking of single discs of discs rotating during transducing operation by means provided on the turntable
    • G11B17/0283—Two or more turntables
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
GB08402721A 1983-02-03 1984-02-02 Dual mode disc player Expired GB2137797B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1475583U JPS59121759U (en) 1983-02-03 1983-02-03 Information recording disc playback device
JP1983197976U JPS60106280U (en) 1983-12-22 1983-12-22 disk player

Publications (3)

Publication Number Publication Date
GB8402721D0 GB8402721D0 (en) 1984-03-07
GB2137797A GB2137797A (en) 1984-10-10
GB2137797B true GB2137797B (en) 1986-10-29

Family

ID=26350766

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08402721A Expired GB2137797B (en) 1983-02-03 1984-02-02 Dual mode disc player

Country Status (1)

Country Link
GB (1) GB2137797B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8503522A (en) * 1985-12-20 1987-07-16 Philips Nv TURNTABLE.
US4833666A (en) * 1986-12-24 1989-05-23 U.S. Philips Corporation Disc-record player suitable for scanning disc of different types
US5245602A (en) * 1988-03-04 1993-09-14 Pioneer Electronic Corporation Front loading disk player
EP0330731A3 (en) * 1988-03-04 1991-01-23 Pioneer Electronic Corporation Front loading disk player
US5075169A (en) * 1988-06-08 1991-12-24 Toda Kogyo Corp. Plate-like composite ferrite particles for magnetic recording and process for producing the same
EP0602255B1 (en) * 1992-07-03 1998-06-17 Seiko Epson Corporation Recording apparatus in which plural recording media can be loaded
US5870367A (en) * 1995-07-03 1999-02-09 Sony Corporation Disc recording and/or reproducing apparatus
JPH0927184A (en) * 1995-07-07 1997-01-28 Sony Corp Disk player device
CN1079567C (en) * 1996-04-23 2002-02-20 三星电子株式会社 Optical recording and reproducing device with main shaft motor position correcting device
CN1242403C (en) * 2000-12-12 2006-02-15 索尼株式会社 Disk supporter, disk holder and disk device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB637674A (en) * 1947-07-30 1950-05-24 William Griffith Victor Evans Improvements in or relating to coin-freed automatic gramophones
GB812532A (en) * 1956-10-01 1959-04-29 Jean Theodore Foufounis A device for positioning and driving records for multiple selection electric record players
GB1167755A (en) * 1965-12-08 1969-10-22 Nippon Columbia Automatic Record Player Apparatus

Also Published As

Publication number Publication date
GB2137797A (en) 1984-10-10
GB8402721D0 (en) 1984-03-07

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940202