SE7514336L - Accessarm med magnethuvud for ett magnetskivminne, som innehaller en packe flexibla magnetskivor - Google Patents
Accessarm med magnethuvud for ett magnetskivminne, som innehaller en packe flexibla magnetskivorInfo
- Publication number
- SE7514336L SE7514336L SE7514336A SE7514336A SE7514336L SE 7514336 L SE7514336 L SE 7514336L SE 7514336 A SE7514336 A SE 7514336A SE 7514336 A SE7514336 A SE 7514336A SE 7514336 L SE7514336 L SE 7514336L
- Authority
- SE
- Sweden
- Prior art keywords
- magnetic
- package
- disc memory
- discs
- flexible
- 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
- 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
-
- 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
- G11B17/021—Selecting or spacing of record carriers for introducing the heads
-
- 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
- G11B17/038—Centering or locking of a plurality of discs in a single cartridge
-
- 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
- G11B5/58—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 for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2460849A DE2460849C2 (de) | 1974-12-21 | 1974-12-21 | Zugriffsarm mit einem Magnetkopf für einen aus einem Stapel von flexiblen Magnetplatten bestehenden Magnetplattenspeicher |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7514336L true SE7514336L (sv) | 1976-06-22 |
SE410245B SE410245B (sv) | 1979-10-01 |
Family
ID=5934249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7514336A SE410245B (sv) | 1974-12-21 | 1975-12-18 | Accessarm med ett magnethuvud for ett magnetskivminne |
Country Status (8)
Country | Link |
---|---|
US (1) | US3990109A (sv) |
JP (1) | JPS5411685B2 (sv) |
CA (1) | CA1061463A (sv) |
DE (1) | DE2460849C2 (sv) |
FR (1) | FR2295519A1 (sv) |
GB (1) | GB1506892A (sv) |
IT (1) | IT1043637B (sv) |
SE (1) | SE410245B (sv) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4136368A (en) * | 1976-08-04 | 1979-01-23 | Burroughs Corporation | Through-partitioning of portable flexible disk pack and associated apparatus |
US4167029A (en) * | 1976-08-04 | 1979-09-04 | Burroughs Corporation | Jet distributor for end-wise pneumatic partitioning of disk pack |
US4152739A (en) * | 1976-08-04 | 1979-05-01 | Burroughs Corporation | Disk pack cartridge opening and partitioning apparatus |
US4291349A (en) * | 1976-08-04 | 1981-09-22 | Burroughs Corporation | Diverter means for flexible disk pack and associated method |
US4175275A (en) * | 1978-05-22 | 1979-11-20 | International Business Machines Corporation | R/W Arm that prevents catastrophic failure |
JPS5914763Y2 (ja) * | 1978-09-05 | 1984-05-01 | ニッタン株式会社 | イオン式煙感知器 |
EP0458477A3 (en) * | 1990-05-18 | 1991-12-04 | Imperial Chemical Industries Plc | Stabilisation of flexible optical media |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6603388A (sv) * | 1965-03-30 | 1966-10-03 | ||
DE2037565A1 (de) * | 1970-07-29 | 1972-02-03 | Daimler-Benz Ag, 7000 Stuttgart | Sitz, insbesondere für Kraftwagen |
US3703713A (en) * | 1971-09-24 | 1972-11-21 | Univ Iowa State Res Found | Variable diameter disc pack with cooperating head |
US3838462A (en) * | 1973-07-02 | 1974-09-24 | Ibm | Partitionable disc memory with flexible discs and conformally suspended head |
US3838461A (en) * | 1973-07-02 | 1974-09-24 | Ibm | Aerodynamic partitioning mechanism for random access memory with flexible rotating discs |
US3810243A (en) * | 1973-07-02 | 1974-05-07 | Ibm | Selectively tensioned transducer assembly for operation in compliant relation to individual memory discs of a partitionable aggregate of rotating flexible discs |
US3867723A (en) * | 1973-11-07 | 1975-02-18 | Ibm | Multiple flexible disk file |
US3931645A (en) * | 1974-08-29 | 1976-01-06 | International Business Machines Corporation | Flexible disk storage apparatus having disks of various radii for enhancing axial disk location |
-
1974
- 1974-12-21 DE DE2460849A patent/DE2460849C2/de not_active Expired
-
1975
- 1975-06-16 US US05/587,462 patent/US3990109A/en not_active Expired - Lifetime
- 1975-10-17 GB GB42596/75A patent/GB1506892A/en not_active Expired
- 1975-10-24 IT IT28647/75A patent/IT1043637B/it active
- 1975-10-29 FR FR7533876A patent/FR2295519A1/fr active Granted
- 1975-11-19 JP JP13829375A patent/JPS5411685B2/ja not_active Expired
- 1975-11-21 CA CA240,344A patent/CA1061463A/en not_active Expired
- 1975-12-18 SE SE7514336A patent/SE410245B/sv unknown
Also Published As
Publication number | Publication date |
---|---|
JPS5411685B2 (sv) | 1979-05-17 |
FR2295519B1 (sv) | 1978-05-12 |
FR2295519A1 (fr) | 1976-07-16 |
CA1061463A (en) | 1979-08-28 |
IT1043637B (it) | 1980-02-29 |
DE2460849C2 (de) | 1982-12-09 |
US3990109A (en) | 1976-11-02 |
DE2460849A1 (de) | 1976-06-24 |
GB1506892A (en) | 1978-04-12 |
SE410245B (sv) | 1979-10-01 |
JPS5178309A (sv) | 1976-07-07 |
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