FR2507370B1 - MAGNETIC DISC CASSETTE HAVING TRACK INDICATOR - Google Patents

MAGNETIC DISC CASSETTE HAVING TRACK INDICATOR

Info

Publication number: FR2507370B1
Authority: FR; France
Prior art keywords: magnetic disc; disc cassette; track indicator; indicator; track
Prior art date: 1981-06-05
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

FR8209815A

Other languages

French (fr)

Other versions

FR2507370A1 (en

Inventor

Etsuro Saito

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.)

1981-06-05

Filing date

1982-06-04

Publication date

1986-01-24

1982-06-04 Application filed by Sony Corp filed Critical Sony Corp

1982-12-10 Publication of FR2507370A1 publication Critical patent/FR2507370A1/en

1986-01-24 Application granted granted Critical

1986-01-24 Publication of FR2507370B1 publication Critical patent/FR2507370B1/en

Status Expired 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
- G11B23/38—Visual features other than those contained in record tracks or represented by sprocket holes the visual signals being auxiliary signals
- 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
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/033—Containers for flat record carriers for flexible discs
- G11B23/0332—Containers for flat record carriers for flexible discs for single discs, e.g. envelopes
- 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
- G11B17/03—Positioning or locking of single discs of discs rotating during transducing operation in containers or trays
- 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

FR8209815A 1981-06-05 1982-06-04 MAGNETIC DISC CASSETTE HAVING TRACK INDICATOR Expired FR2507370B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP1981082830U JPS6245356Y2 (en)	1981-06-05	1981-06-05

Publications (2)

Publication Number	Publication Date
FR2507370A1 FR2507370A1 (en)	1982-12-10
FR2507370B1 true FR2507370B1 (en)	1986-01-24

Family

ID=13785312

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8209815A Expired FR2507370B1 (en)	1981-06-05	1982-06-04	MAGNETIC DISC CASSETTE HAVING TRACK INDICATOR

Country Status (27)

Country	Link
JP (1)	JPS6245356Y2 (en)
KR (1)	KR880003092Y1 (en)
AT (1)	AT377632B (en)
AU (1)	AU549266B2 (en)
BE (1)	BE893410A (en)
BR (1)	BR8203304A (en)
CA (1)	CA1191948A (en)
CH (1)	CH648144A5 (en)
DE (1)	DE3221217A1 (en)
DK (1)	DK252782A (en)
ES (1)	ES272883Y (en)
FI (1)	FI821933A0 (en)
FR (1)	FR2507370B1 (en)
GB (1)	GB2102188B (en)
IL (1)	IL66012A (en)
IN (1)	IN158372B (en)
IT (2)	IT8222081V0 (en)
LU (1)	LU84181A1 (en)
MX (1)	MX151677A (en)
NL (1)	NL8202187A (en)
NO (1)	NO821864L (en)
NZ (1)	NZ200806A (en)
PL (1)	PL236782A1 (en)
PT (1)	PT75019B (en)
SE (1)	SE8203451L (en)
SU (1)	SU1095886A3 (en)
ZA (1)	ZA823937B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5938967A (en) *	1982-08-25	1984-03-03	Canon Inc	Information recorder
JPS5950034U (en) *	1982-09-21	1984-04-03	ソニー株式会社	Information record sheet
JPS59168880U (en) *	1983-04-22	1984-11-12	富士写真フイルム株式会社	magnetic disk cartridge
JPS59177073U (en) *	1983-05-13	1984-11-27	ソニー株式会社	disc cassette
JPS6012886U (en) *	1983-06-30	1985-01-28	ソニー株式会社	magnetic sheet jacket
US4586102A (en) *	1983-08-04	1986-04-29	Eastman Kodak Company	Track number indicator
JPS61208684A (en) *	1985-03-13	1986-09-17	Fujitsu Ltd	Flexible magnetic disk
US4920441A (en) *	1985-03-13	1990-04-24	Nippon Telegraph and Telehpone Corp.	Flexible magnetic diskette
JPH0634323B2 (en) *	1985-09-25	1994-05-02	ソニー株式会社	Disco Cartridge
NL8503236A (en) *	1985-11-25	1987-06-16	Philips Nv	INFORMATION MEDIUM INCLUDING AN INFORMATION DISC.
JP2001057048A (en) *	1999-03-05	2001-02-27	Hitachi Maxell Ltd	Disk cartridge

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3471096A (en) *	1967-11-22	1969-10-07	Courier Enterprises	Endless tape recorder and cartridge
US3711654A (en) *	1969-04-30	1973-01-16	Canon Kk	Magnetic recording and reproducing device for use with an endless recording medium with means for indicating a recordable state with-in one cycle of the endless recording medium
JPS4913902Y1 (en) *	1969-06-30	1974-04-05
FR2188906A5 (en) *	1972-06-07	1974-01-18	Salomon Koechli Jean Cl
US4152740A (en) *	1977-03-16	1979-05-01	Arvin Industries, Inc.	Magnetic disc recorder and cassette
DE2717689C2 (en) *	1977-04-21	1982-05-27	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Square protective cover for a disc-shaped foil storage device
BE871596A (en) *	1978-10-27	1979-02-15	Staar Sa	DEVICE FOR MEMORIZING THE INSTANTANEOUS POSITION OF A MAGNETIC TAPE CONTAINED IN A CASSETTE.

1981
- 1981-06-05 JP JP1981082830U patent/JPS6245356Y2/ja not_active Expired
1982
- 1982-05-28 AU AU84299/82A patent/AU549266B2/en not_active Ceased
- 1982-05-28 NL NL8202187A patent/NL8202187A/en not_active Application Discontinuation
- 1982-05-31 CA CA000404068A patent/CA1191948A/en not_active Expired
- 1982-06-01 NZ NZ200806A patent/NZ200806A/en unknown
- 1982-06-01 FI FI821933A patent/FI821933A0/en not_active Application Discontinuation
- 1982-06-03 CH CH3408/82A patent/CH648144A5/en not_active IP Right Cessation
- 1982-06-03 IN IN430/DEL/82A patent/IN158372B/en unknown
- 1982-06-04 DK DK252782A patent/DK252782A/en not_active Application Discontinuation
- 1982-06-04 ZA ZA823937A patent/ZA823937B/en unknown
- 1982-06-04 DE DE19823221217 patent/DE3221217A1/en active Granted
- 1982-06-04 SU SU823451316A patent/SU1095886A3/en active
- 1982-06-04 PT PT75019A patent/PT75019B/en unknown
- 1982-06-04 MX MX193020A patent/MX151677A/en unknown
- 1982-06-04 LU LU84181A patent/LU84181A1/en unknown
- 1982-06-04 PL PL23678282A patent/PL236782A1/en unknown
- 1982-06-04 BR BR8203304A patent/BR8203304A/en unknown
- 1982-06-04 IT IT8222081U patent/IT8222081V0/en unknown
- 1982-06-04 SE SE8203451A patent/SE8203451L/en not_active Application Discontinuation
- 1982-06-04 GB GB08216315A patent/GB2102188B/en not_active Expired
- 1982-06-04 NO NO821864A patent/NO821864L/en unknown
- 1982-06-04 IT IT21718/82A patent/IT1151281B/en active
- 1982-06-04 ES ES1982272883U patent/ES272883Y/en not_active Expired
- 1982-06-04 AT AT0218182A patent/AT377632B/en not_active IP Right Cessation
- 1982-06-04 FR FR8209815A patent/FR2507370B1/en not_active Expired
- 1982-06-04 BE BE1/10527A patent/BE893410A/en not_active IP Right Cessation
- 1982-06-04 KR KR2019820004389U patent/KR880003092Y1/en active
- 1982-06-08 IL IL66012A patent/IL66012A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
ATA218182A (en)	1984-08-15
IL66012A (en)	1985-04-30
FI821933A0 (en)	1982-06-01
NO821864L (en)	1982-12-06
IT1151281B (en)	1986-12-17
IT8221718A0 (en)	1982-06-04
BE893410A (en)	1982-12-06
CA1191948A (en)	1985-08-13
PT75019A (en)	1982-07-01
JPS6245356Y2 (en)	1987-12-03
ES272883Y (en)	1984-05-01
NL8202187A (en)	1983-01-03
PT75019B (en)	1983-12-23
GB2102188B (en)	1985-08-07
AT377632B (en)	1985-04-10
AU8429982A (en)	1982-12-09
IN158372B (en)	1986-11-01
AU549266B2 (en)	1986-01-23
CH648144A5 (en)	1985-02-28
MX151677A (en)	1985-01-30
NZ200806A (en)	1985-01-31
SU1095886A3 (en)	1984-05-30
ES272883U (en)	1983-11-01
IT8222081V0 (en)	1982-06-04
ZA823937B (en)	1983-08-31
JPS57195686U (en)	1982-12-11
SE8203451L (en)	1982-12-06
BR8203304A (en)	1983-05-24
IL66012A0 (en)	1982-09-30
GB2102188A (en)	1983-01-26
KR880003092Y1 (en)	1988-08-31
PL236782A1 (en)	1983-02-14
FR2507370A1 (en)	1982-12-10
DK252782A (en)	1982-12-06
LU84181A1 (en)	1982-12-13
DE3221217A1 (en)	1982-12-23
KR840000804U (en)	1984-02-29

Legal Events

Date	Code	Title	Description
1996-04-19	ST	Notification of lapse

Publication	Publication Date	Title
BE893532A (en)	1982-12-16	MAGNETIC DISC CASSETTE
GB2082372B (en)	1985-02-06	Magnetic disc cassettes
KR850007517A (en)	1985-12-04	Magnetic disc cassette
GB2090226B (en)	1984-07-18	Magnetic recording cassettes having an erroneous erasure preventing device
GB2108309B (en)	1985-02-06	Magnetic disc cassettes
HK99985A (en)	1985-12-20	Magnetic disc cassettes
AT374951B (en)	1984-06-25	MAGNETIC DISK CASSETTE DEVICE
BE895343A (en)	1983-03-31	MAGNETIC RECORDING APPARATUS
FR2533345B1 (en)	1986-03-21	INFORMATION RECORDING DISC
FR2503909B1 (en)	1986-02-28	MAGNETIC RECORDING MEANS
JPS57184927A (en)	1982-11-13	Magnetic level indicator
DK162661C (en)	1992-04-13	MAGNETIC LEVEL INDICATOR
FR2555793B1 (en)	1988-05-27	MAGNETIC RECORDING JACKET-DISC ASSEMBLY
JPS5724071A (en)	1982-02-08	Information track detector
FR2507370B1 (en)	1986-01-24	MAGNETIC DISC CASSETTE HAVING TRACK INDICATOR
IT8467332A0 (en)	1984-04-05	EQUIPMENT FOR RECORDING AND OR READING MAGNETIC DISCS
GB2110462B (en)	1986-02-12	Magnetic disc cassette
GB2093628B (en)	1984-09-05	Disc record player
IT1129852B (en)	1986-06-11	EQUIPMENT FOR RECORDING FLEXIBLE MAGNETIC DISCS
FR2529366B1 (en)	1986-11-14	MAGNETIC RECORDING MEDIUM
FR2531254B1 (en)	1986-11-14	PHONOSENSOR FOR READING INFORMATION IN THE ROW OF AN INFORMATION CARRYING ROTARY DISC
GB2107916B (en)	1985-07-03	Disc record player
FR2538591B1 (en)	1987-03-20	INFORMATION REPRODUCING DEVICE
JPS56124163A (en)	1981-09-29	Record disk playing system
KR870011206U (en)	1987-07-16	Compact disc player level indicator