FR2262847B1 - - Google Patents
Info
- Publication number
- FR2262847B1 FR2262847B1 FR7501212A FR7501212A FR2262847B1 FR 2262847 B1 FR2262847 B1 FR 2262847B1 FR 7501212 A FR7501212 A FR 7501212A FR 7501212 A FR7501212 A FR 7501212A FR 2262847 B1 FR2262847 B1 FR 2262847B1
- Authority
- FR
- France
- 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
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
- G11B17/032—Positioning by moving the door or the cover
-
- 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
- G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US447454A US3879757A (en) | 1974-03-01 | 1974-03-01 | Data storage mechanism having a flexible magnetic disk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2262847A1 FR2262847A1 (US07223432-20070529-C00017.png) | 1975-09-26 |
| FR2262847B1 true FR2262847B1 (US07223432-20070529-C00017.png) | 1976-12-31 |
Family
ID=23776440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7501212A Expired FR2262847B1 (US07223432-20070529-C00017.png) | 1974-03-01 | 1975-01-10 |
Country Status (7)
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4001888A (en) * | 1973-11-23 | 1977-01-04 | Sycor, Inc. | Flexible disc recorder construction |
| US4136369A (en) * | 1973-11-23 | 1979-01-23 | Sycor, Inc. | Disc recorder with lead screw drive |
| US4012791A (en) * | 1974-10-24 | 1977-03-15 | Pertec Computer Corporation | Disk drive apparatus |
| US3975774A (en) * | 1974-12-04 | 1976-08-17 | Sycor, Inc. | Method and apparatus for loading flexible magnetic recording discs to transducing heads |
| FR2309012A1 (fr) * | 1975-04-21 | 1976-11-19 | Ibm | Memoire a disque magnetique flexible |
| JPS529403A (en) * | 1975-07-14 | 1977-01-25 | Yoshiro Nakamatsu | Bulge recording disc used for electronic computer and so on |
| USD245125S (en) * | 1976-06-01 | 1977-07-19 | Chou Albert S | Flexible magnetic disc cartridge |
| US4058846A (en) * | 1976-06-21 | 1977-11-15 | International Business Machines Corporation | Grounded transducer for magnetic record disks |
| US4151573A (en) * | 1977-06-13 | 1979-04-24 | Tandon Magnetics Corp. | Magnetic recording device for double sided media |
| JPS5827410Y2 (ja) * | 1977-10-13 | 1983-06-14 | 日本コロムビア株式会社 | 磁気デイスク記録再生装置 |
| JPS5827409Y2 (ja) * | 1977-10-13 | 1983-06-14 | 日本コロムビア株式会社 | 磁気デイスク記録再生装置 |
| JPS5460908A (en) * | 1977-10-24 | 1979-05-16 | Mitsubishi Electric Corp | Both side type flexible disc apparatus |
| JPS54149813U (US07223432-20070529-C00017.png) * | 1978-04-10 | 1979-10-18 | ||
| DE2905836A1 (de) * | 1979-02-15 | 1980-08-21 | Peter Schlueter | Magnetplattenspeicher |
| GB2060979B (en) * | 1979-10-12 | 1983-10-26 | Digital Equipment Corp | Magnetic disc data storage apparatus |
| US4308564A (en) * | 1979-11-26 | 1981-12-29 | Xerox Corporation | Head load/unload mechanism for rotating magnetic memories |
| GB2093254B (en) * | 1980-12-31 | 1985-07-03 | Sony Corp | Apparatus for driving flexible discs |
| US4602306A (en) * | 1981-10-30 | 1986-07-22 | Teac Corporation | Recorder/reproducer apparatus with a disc-shaped record medium |
| US4466033A (en) * | 1982-02-24 | 1984-08-14 | Apple Computer, Inc. | Disk drive with automatic disc clamping and ejecting |
| US4571645A (en) * | 1982-07-29 | 1986-02-18 | Ixi Laboratories, Inc. | Horizontal flexible disk loading and sorting/collating mechanism |
| US4611257A (en) * | 1983-08-18 | 1986-09-09 | Teac Corporation | Vibration controlled data transfer apparatus with a double sided flexible magnetic disk |
| JPS6148459U (US07223432-20070529-C00017.png) * | 1984-09-03 | 1986-04-01 | ||
| JP2566924B2 (ja) * | 1986-07-14 | 1996-12-25 | キヤノン株式会社 | 光磁気記録装置 |
| US4928192A (en) * | 1987-12-23 | 1990-05-22 | Konica Corporation | Process for identifying disks and automatically configuring a disk drive system |
| US4887176A (en) * | 1988-08-03 | 1989-12-12 | Eastman Kodak Company | Double-sided magnetic recording device supporting two transducers in fixed relation |
| JPH02126463A (ja) * | 1988-11-04 | 1990-05-15 | Toshiba Corp | 磁気ディスク装置 |
| JP2587162B2 (ja) * | 1992-01-22 | 1997-03-05 | 富士通株式会社 | 磁気ディスク装置のヘッドアーム |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3343133A (en) * | 1963-08-09 | 1967-09-19 | Dirks Gerhard | Data handling system |
| US3678481A (en) * | 1970-03-13 | 1972-07-18 | Ibm | Data storage apparatus employing a single magnetic disk |
| US3703713A (en) * | 1971-09-24 | 1972-11-21 | Univ Iowa State Res Found | Variable diameter disc pack with cooperating head |
| US3731292A (en) * | 1971-09-27 | 1973-05-01 | Arvin Ind Inc | Finger between flexible disc and backing plate |
-
1974
- 1974-03-01 US US447454A patent/US3879757A/en not_active Expired - Lifetime
-
1975
- 1975-01-10 FR FR7501212A patent/FR2262847B1/fr not_active Expired
- 1975-01-17 CA CA218,276A patent/CA1043010A/en not_active Expired
- 1975-01-22 DE DE2502418A patent/DE2502418C2/de not_active Expired
- 1975-01-29 IT IT19690/75A patent/IT1031238B/it active
- 1975-02-07 JP JP1552475A patent/JPS5324807B2/ja not_active Expired
- 1975-02-17 GB GB655775A patent/GB1466809A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50120807A (US07223432-20070529-C00017.png) | 1975-09-22 |
| CA1043010A (en) | 1978-11-21 |
| DE2502418A1 (de) | 1975-09-04 |
| JPS5324807B2 (US07223432-20070529-C00017.png) | 1978-07-22 |
| FR2262847A1 (US07223432-20070529-C00017.png) | 1975-09-26 |
| US3879757A (en) | 1975-04-22 |
| DE2502418C2 (de) | 1983-03-31 |
| IT1031238B (it) | 1979-04-30 |
| GB1466809A (en) | 1977-03-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |