IT1174388B - Memoria a dischi perfezionata - Google Patents
Memoria a dischi perfezionataInfo
- Publication number
- IT1174388B IT1174388B IT27411/78A IT2741178A IT1174388B IT 1174388 B IT1174388 B IT 1174388B IT 27411/78 A IT27411/78 A IT 27411/78A IT 2741178 A IT2741178 A IT 2741178A IT 1174388 B IT1174388 B IT 1174388B
- Authority
- IT
- Italy
- Prior art keywords
- disk memory
- improved disk
- improved
- memory
- disk
- Prior art date
Links
Classifications
-
- 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
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/22—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records
- G11B17/30—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from random access magazine of disc records wherein the playing unit is moved according to the location of the selected record
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83834677A | 1977-09-30 | 1977-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7827411A0 IT7827411A0 (it) | 1978-09-07 |
| IT1174388B true IT1174388B (it) | 1987-07-01 |
Family
ID=25276871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT27411/78A IT1174388B (it) | 1977-09-30 | 1978-09-07 | Memoria a dischi perfezionata |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS5455408A (it) |
| AR (1) | AR221066A1 (it) |
| BR (1) | BR7805656A (it) |
| CA (1) | CA1109557A (it) |
| CH (1) | CH629617A5 (it) |
| DE (1) | DE2830828A1 (it) |
| DK (1) | DK151739C (it) |
| FI (1) | FI67141C (it) |
| FR (1) | FR2404886A1 (it) |
| GB (1) | GB2005454B (it) |
| IE (1) | IE47039B1 (it) |
| IT (1) | IT1174388B (it) |
| NL (1) | NL7809812A (it) |
| NO (1) | NO150255C (it) |
| SE (1) | SE426112B (it) |
| SU (1) | SU921475A3 (it) |
| ZA (1) | ZA784308B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57191871A (en) * | 1981-05-22 | 1982-11-25 | Hitachi Ltd | Magnetic disk storing device |
| EP0222939B1 (en) * | 1985-10-31 | 1991-01-23 | International Business Machines Corporation | Disk file with in-hub motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3815150A (en) * | 1972-06-23 | 1974-06-04 | Memorex Corp | Flexible disc drive |
-
1978
- 1978-05-25 CA CA304,089A patent/CA1109557A/en not_active Expired
- 1978-07-12 FR FR7821340A patent/FR2404886A1/fr active Granted
- 1978-07-13 DE DE19782830828 patent/DE2830828A1/de active Granted
- 1978-07-26 GB GB7831245A patent/GB2005454B/en not_active Expired
- 1978-07-28 IE IE1537/78A patent/IE47039B1/en not_active IP Right Cessation
- 1978-07-28 ZA ZA784308A patent/ZA784308B/xx unknown
- 1978-08-10 CH CH851678A patent/CH629617A5/de not_active IP Right Cessation
- 1978-08-31 BR BR7805656A patent/BR7805656A/pt unknown
- 1978-09-01 SE SE7809227A patent/SE426112B/sv not_active IP Right Cessation
- 1978-09-07 IT IT27411/78A patent/IT1174388B/it active
- 1978-09-08 JP JP10987878A patent/JPS5455408A/ja active Granted
- 1978-09-27 FI FI782943A patent/FI67141C/fi not_active IP Right Cessation
- 1978-09-28 NL NL7809812A patent/NL7809812A/xx not_active Application Discontinuation
- 1978-09-28 SU SU782670598A patent/SU921475A3/ru active
- 1978-09-28 NO NO783288A patent/NO150255C/no unknown
- 1978-09-29 AR AR273894A patent/AR221066A1/es active
- 1978-09-29 DK DK432678A patent/DK151739C/da not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB2005454A (en) | 1979-04-19 |
| JPS5455408A (en) | 1979-05-02 |
| GB2005454B (en) | 1982-02-10 |
| SU921475A3 (ru) | 1982-04-15 |
| NO783288L (no) | 1979-04-02 |
| IT7827411A0 (it) | 1978-09-07 |
| DK432678A (da) | 1979-03-31 |
| BR7805656A (pt) | 1979-04-17 |
| JPS5756151B2 (it) | 1982-11-27 |
| IE47039B1 (en) | 1983-11-30 |
| CH629617A5 (de) | 1982-04-30 |
| FI67141C (fi) | 1985-01-10 |
| DK151739C (da) | 1988-06-13 |
| DE2830828B2 (it) | 1980-05-08 |
| FR2404886B1 (it) | 1984-11-16 |
| FI67141B (fi) | 1984-09-28 |
| AR221066A1 (es) | 1980-12-30 |
| FR2404886A1 (fr) | 1979-04-27 |
| ZA784308B (en) | 1980-02-27 |
| DE2830828C3 (it) | 1981-01-15 |
| SE7809227L (sv) | 1979-03-31 |
| SE426112B (sv) | 1982-12-06 |
| NO150255B (no) | 1984-06-04 |
| IE781537L (en) | 1979-03-30 |
| NL7809812A (nl) | 1979-04-03 |
| FI782943A (fi) | 1979-03-31 |
| NO150255C (no) | 1984-09-12 |
| CA1109557A (en) | 1981-09-22 |
| DK151739B (da) | 1987-12-28 |
| DE2830828A1 (de) | 1979-04-05 |
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