CA1109557A - Disk file with symmetrical hollow base - Google Patents
Disk file with symmetrical hollow baseInfo
- Publication number
- CA1109557A CA1109557A CA304,089A CA304089A CA1109557A CA 1109557 A CA1109557 A CA 1109557A CA 304089 A CA304089 A CA 304089A CA 1109557 A CA1109557 A CA 1109557A
- Authority
- CA
- Canada
- Prior art keywords
- disk
- base
- assembly
- plane
- housing
- Prior art date
- 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
- 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
Landscapes
- Moving Of Heads (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83834677A | 1977-09-30 | 1977-09-30 | |
| US838,346 | 1977-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1109557A true CA1109557A (en) | 1981-09-22 |
Family
ID=25276871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA304,089A Expired CA1109557A (en) | 1977-09-30 | 1978-05-25 | Disk file with symmetrical hollow base |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS5455408A (da) |
| AR (1) | AR221066A1 (da) |
| BR (1) | BR7805656A (da) |
| CA (1) | CA1109557A (da) |
| CH (1) | CH629617A5 (da) |
| DE (1) | DE2830828A1 (da) |
| DK (1) | DK151739C (da) |
| FI (1) | FI67141C (da) |
| FR (1) | FR2404886A1 (da) |
| GB (1) | GB2005454B (da) |
| IE (1) | IE47039B1 (da) |
| IT (1) | IT1174388B (da) |
| NL (1) | NL7809812A (da) |
| NO (1) | NO150255C (da) |
| SE (1) | SE426112B (da) |
| SU (1) | SU921475A3 (da) |
| ZA (1) | ZA784308B (da) |
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 (da) | 1982-11-27 |
| IE47039B1 (en) | 1983-11-30 |
| CH629617A5 (de) | 1982-04-30 |
| FI67141C (fi) | 1985-01-10 |
| DK151739C (da) | 1988-06-13 |
| DE2830828B2 (da) | 1980-05-08 |
| FR2404886B1 (da) | 1984-11-16 |
| FI67141B (fi) | 1984-09-28 |
| AR221066A1 (es) | 1980-12-30 |
| FR2404886A1 (fr) | 1979-04-27 |
| ZA784308B (en) | 1980-02-27 |
| DE2830828C3 (da) | 1981-01-15 |
| SE7809227L (sv) | 1979-03-31 |
| IT1174388B (it) | 1987-07-01 |
| 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 |
| DK151739B (da) | 1987-12-28 |
| DE2830828A1 (de) | 1979-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |