GB2240870B - Compact disk player - Google Patents

Compact disk player

Info

Publication number
GB2240870B
GB2240870B GB9020233A GB9020233A GB2240870B GB 2240870 B GB2240870 B GB 2240870B GB 9020233 A GB9020233 A GB 9020233A GB 9020233 A GB9020233 A GB 9020233A GB 2240870 B GB2240870 B GB 2240870B
Authority
GB
United Kingdom
Prior art keywords
compact disk
disk player
player
compact
disk
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 - Fee Related
Application number
GB9020233A
Other versions
GB9020233D0 (en
GB2240870A (en
Inventor
Yoshinori Yamada
Masakazu Kurumada
Shinji Nakayama
Akira Takahashi
Fuyuki Shirai
Kazuo Kobayashi
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
Publication of GB9020233D0 publication Critical patent/GB9020233D0/en
Publication of GB2240870A publication Critical patent/GB2240870A/en
Application granted granted Critical
Publication of GB2240870B publication Critical patent/GB2240870B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B17/0288—Positioning or locking of single discs of discs rotating during transducing operation by means for moving the turntable or the clamper towards the disk
    • 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
    • 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
    • G11B17/04—Feeding or guiding single record carrier to or from transducer unit
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G11B33/1406—Reducing the influence of the temperature
    • G11B33/1433—Reducing the influence of the temperature by reducing the effects of the thermal expansion
GB9020233A 1990-02-09 1990-09-17 Compact disk player Expired - Fee Related GB2240870B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3110290A JPH03235281A (en) 1990-02-09 1990-02-09 Cd player

Publications (3)

Publication Number Publication Date
GB9020233D0 GB9020233D0 (en) 1990-10-31
GB2240870A GB2240870A (en) 1991-08-14
GB2240870B true GB2240870B (en) 1994-05-18

Family

ID=12322040

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9020233A Expired - Fee Related GB2240870B (en) 1990-02-09 1990-09-17 Compact disk player

Country Status (3)

Country Link
JP (1) JPH03235281A (en)
DE (1) DE4029684A1 (en)
GB (1) GB2240870B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5725931A (en) * 1995-11-03 1998-03-10 Minnesota Mining And Manufacturing Company Constrained layer damper with slit(s) and/or cutout(s)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0230963A2 (en) * 1986-01-20 1987-08-05 Kabushiki Kaisha Toshiba Information processing apparatus
EP0269411A2 (en) * 1986-11-28 1988-06-01 Kabushiki Kaisha Toshiba Information memory medium
EP0284162A1 (en) * 1987-03-26 1988-09-28 Optical Storage International Holland Turntable device for an information disc

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6430001A (en) * 1987-07-27 1989-01-31 Meiji Gomu Kasei Kk Formation of thin film on turn table surface

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0230963A2 (en) * 1986-01-20 1987-08-05 Kabushiki Kaisha Toshiba Information processing apparatus
EP0269411A2 (en) * 1986-11-28 1988-06-01 Kabushiki Kaisha Toshiba Information memory medium
EP0284162A1 (en) * 1987-03-26 1988-09-28 Optical Storage International Holland Turntable device for an information disc

Also Published As

Publication number Publication date
GB9020233D0 (en) 1990-10-31
DE4029684A1 (en) 1991-08-14
GB2240870A (en) 1991-08-14
JPH03235281A (en) 1991-10-21

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19940816

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950917