PT75019B - Magnetic disk cartridge having record track indicating means - Google Patents
Magnetic disk cartridge having record track indicating meansInfo
- Publication number
- PT75019B PT75019B PT75019A PT7501982A PT75019B PT 75019 B PT75019 B PT 75019B PT 75019 A PT75019 A PT 75019A PT 7501982 A PT7501982 A PT 7501982A PT 75019 B PT75019 B PT 75019B
- Authority
- PT
- Portugal
- Prior art keywords
- magnetic disk
- disk cartridge
- indicating means
- record track
- track indicating
- Prior art date
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
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 |
|---|---|
| PT75019A PT75019A (en) | 1982-07-01 |
| PT75019B true PT75019B (en) | 1983-12-23 |
Family
ID=13785312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT75019A PT75019B (en) | 1981-06-05 | 1982-06-04 | Magnetic disk cartridge having record track indicating means |
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) | IT1151281B (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)
| 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)
| 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 IN IN430/DEL/82A patent/IN158372B/en unknown
- 1982-06-03 CH CH3408/82A patent/CH648144A5/en not_active IP Right Cessation
- 1982-06-04 BR BR8203304A patent/BR8203304A/en unknown
- 1982-06-04 GB GB08216315A patent/GB2102188B/en not_active Expired
- 1982-06-04 DE DE19823221217 patent/DE3221217A1/en active Granted
- 1982-06-04 NO NO821864A patent/NO821864L/en unknown
- 1982-06-04 SU SU823451316A patent/SU1095886A3/en active
- 1982-06-04 SE SE8203451A patent/SE8203451L/en not_active Application Discontinuation
- 1982-06-04 MX MX193020A patent/MX151677A/en unknown
- 1982-06-04 PL PL23678282A patent/PL236782A1/en unknown
- 1982-06-04 IT IT21718/82A patent/IT1151281B/en active
- 1982-06-04 DK DK252782A patent/DK252782A/en not_active Application Discontinuation
- 1982-06-04 PT PT75019A patent/PT75019B/en unknown
- 1982-06-04 KR KR2019820004389U patent/KR880003092Y1/en active
- 1982-06-04 ZA ZA823937A patent/ZA823937B/en unknown
- 1982-06-04 FR FR8209815A patent/FR2507370B1/en not_active Expired
- 1982-06-04 AT AT0218182A patent/AT377632B/en not_active IP Right Cessation
- 1982-06-04 IT IT8222081U patent/IT8222081V0/en unknown
- 1982-06-04 BE BE1/10527A patent/BE893410A/en not_active IP Right Cessation
- 1982-06-04 ES ES1982272883U patent/ES272883Y/en not_active Expired
- 1982-06-04 LU LU84181A patent/LU84181A1/en unknown
- 1982-06-08 IL IL66012A patent/IL66012A/en not_active IP Right Cessation
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