JPS5191713A - - Google Patents
Info
- Publication number
- JPS5191713A JPS5191713A JP50153855A JP15385575A JPS5191713A JP S5191713 A JPS5191713 A JP S5191713A JP 50153855 A JP50153855 A JP 50153855A JP 15385575 A JP15385575 A JP 15385575A JP S5191713 A JPS5191713 A JP S5191713A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G11B23/40—Identifying or analogous means applied to or incorporated in the record carrier and not intended for visual display simultaneously with the playing-back of the record carrier, e.g. label, leader, photograph
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/82—Disk carriers
- G11B5/825—Disk carriers flexible discs
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/504,792 US3932895A (en) | 1974-09-10 | 1974-09-10 | Reversible magnetic recording disk unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5191713A true JPS5191713A (US07413550-20080819-C00001.png) | 1976-08-11 |
Family
ID=24007753
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50078499A Expired JPS5220324B2 (US07413550-20080819-C00001.png) | 1974-09-10 | 1975-06-24 | |
| JP50153855A Pending JPS5191713A (US07413550-20080819-C00001.png) | 1974-09-10 | 1975-12-23 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50078499A Expired JPS5220324B2 (US07413550-20080819-C00001.png) | 1974-09-10 | 1975-06-24 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3932895A (US07413550-20080819-C00001.png) |
| JP (2) | JPS5220324B2 (US07413550-20080819-C00001.png) |
| DE (1) | DE2529211A1 (US07413550-20080819-C00001.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63153386U (US07413550-20080819-C00001.png) * | 1987-03-24 | 1988-10-07 |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52141202A (en) * | 1976-05-20 | 1977-11-25 | Nakamatsu Yoshiro | Alignment disk |
| JPS5470809A (en) * | 1977-11-16 | 1979-06-07 | Nippon Denso Co Ltd | Emergency sound information reader |
| US4162006A (en) * | 1978-03-20 | 1979-07-24 | International Business Machines Corporation | Magnetic diskette magazine |
| US4159494A (en) * | 1978-06-08 | 1979-06-26 | International Business Machines Corporation | Flexible disk in reversible cartridge |
| US4411360A (en) * | 1979-10-24 | 1983-10-25 | Technicare Corporation | Storage and record system for a large number of associated images |
| US4294640A (en) * | 1979-12-12 | 1981-10-13 | Verbatim Corporation | Forming process for light gauge polymer sheet material |
| JPS5715488U (US07413550-20080819-C00001.png) * | 1980-06-27 | 1982-01-26 | ||
| NL8004378A (nl) * | 1980-07-31 | 1982-03-01 | Philips Nv | Schijfeenheid met een roteerbare ronde informatieschijf. |
| US4400753A (en) * | 1981-06-19 | 1983-08-23 | International Business Machines Corporation | Universal magnetic recording disk cartridge |
| US4556597A (en) * | 1983-08-22 | 1985-12-03 | International Business Machines Corporation | Ion doped servo pattern for magnetic recording disk |
| JPS60253078A (ja) * | 1984-05-30 | 1985-12-13 | Toshiba Corp | 回転磁気記録媒体 |
| JPH055649Y2 (US07413550-20080819-C00001.png) * | 1989-11-15 | 1993-02-15 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2886330A (en) * | 1953-11-25 | 1959-05-12 | Halftermeyer Rene | Magnetic duplicate sound record |
| US3110889A (en) * | 1960-05-02 | 1963-11-12 | Lab For Electronics Inc | Magnetic disc storage device |
| GB1176481A (en) * | 1966-09-07 | 1970-01-01 | Zonal Film Magnetic Coatings L | Magnetic Disk Packs |
| BE757866A (fr) * | 1969-12-22 | 1971-04-01 | Ibm | Element de memoire a disque magnetique et appareil d'enregistrement en faisant usage |
| US3678481A (en) * | 1970-03-13 | 1972-07-18 | Ibm | Data storage apparatus employing a single magnetic disk |
| US3833926A (en) * | 1972-11-10 | 1974-09-03 | Arvin Ind Inc | Magnetic disc recorder and cassette with compliant recording disc having flexible support means |
| US3845502A (en) * | 1973-02-22 | 1974-10-29 | Arvin Ind Inc | Cassette locating system |
-
1974
- 1974-09-10 US US05/504,792 patent/US3932895A/en not_active Expired - Lifetime
-
1975
- 1975-06-24 JP JP50078499A patent/JPS5220324B2/ja not_active Expired
- 1975-07-01 DE DE19752529211 patent/DE2529211A1/de active Pending
- 1975-12-23 JP JP50153855A patent/JPS5191713A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63153386U (US07413550-20080819-C00001.png) * | 1987-03-24 | 1988-10-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5146918A (US07413550-20080819-C00001.png) | 1976-04-22 |
| US3932895A (en) | 1976-01-13 |
| JPS5220324B2 (US07413550-20080819-C00001.png) | 1977-06-02 |
| DE2529211A1 (de) | 1976-03-18 |
