BE711302A - - Google Patents
Info
- Publication number
- BE711302A BE711302A BE711302DA BE711302A BE 711302 A BE711302 A BE 711302A BE 711302D A BE711302D A BE 711302DA BE 711302 A BE711302 A BE 711302A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/60—Guiding record carrier
- G11B15/62—Maintaining desired spacing between record carrier and head
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/04—Preventing, inhibiting, or warning against accidental erasing or double recording
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/325—Erasing heads using permanent magnets
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT194667A AT274416B (de) | 1967-02-28 | 1967-02-28 | Permanentmagnetische Löscheinrichtung für magnetisierbare Aufzeichnungsträger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711302A true BE711302A (xx) | 1968-08-26 |
Family
ID=3524448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711302D BE711302A (xx) | 1967-02-28 | 1968-02-26 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3548113A (xx) |
| AT (1) | AT274416B (xx) |
| BE (1) | BE711302A (xx) |
| DE (1) | DE1574522C3 (xx) |
| ES (1) | ES350940A1 (xx) |
| FR (1) | FR1556580A (xx) |
| GB (1) | GB1170706A (xx) |
| NL (1) | NL156527B (xx) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549044B1 (xx) * | 1970-05-21 | 1979-04-20 | ||
| GB1291615A (en) * | 1970-05-26 | 1972-10-04 | Int Computers Ltd | Improvements in or relating to magnetic recording apparatus |
| US3800327A (en) * | 1971-07-10 | 1974-03-26 | Sony Corp | Magnetic recording and reproducing apparatus with erasing head and a tape guide mounted on a movable carriage |
| US3792490A (en) * | 1972-02-01 | 1974-02-12 | V Wigal | Miniature sound recording and reproducing device |
| JPS49104612A (xx) * | 1973-01-10 | 1974-10-03 | ||
| GB1432534A (en) * | 1973-04-18 | 1976-04-22 | Uher Werke Muenchen | Magnetic tape cassette recorder apparatus |
| US3909120A (en) * | 1973-06-28 | 1975-09-30 | Polaroid Corp | Electromagnetic and electrostatic recording shield |
| JPS52121310A (en) * | 1976-04-06 | 1977-10-12 | Olympus Optical Co Ltd | Erase head using permanent magnet and its magnetizing method |
| US4142221A (en) * | 1977-03-31 | 1979-02-27 | International Tapetronics Corp. | NAB tape cartridge eraser and splice finder |
| US4346426A (en) * | 1981-01-07 | 1982-08-24 | Fluxcom, Inc. | Magnetic tape de-gausser and method of erasing magnetic recording tape |
| DE8233253U1 (de) * | 1982-11-26 | 1983-06-30 | Basf Ag, 6700 Ludwigshafen | Bandkassette mit einem aufzeichnungstraeger mit magnetspur(en) |
| US7986485B2 (en) * | 2009-03-31 | 2011-07-26 | Oracle America, Inc. | Servo writer providing a pre-writing, longitudinal magnetic bias in a magnetically unoriented tape supply |
-
1967
- 1967-02-28 AT AT194667A patent/AT274416B/de active
-
1968
- 1968-02-05 US US702868A patent/US3548113A/en not_active Expired - Lifetime
- 1968-02-07 DE DE1574522A patent/DE1574522C3/de not_active Expired
- 1968-02-22 NL NL6802517.A patent/NL156527B/xx unknown
- 1968-02-26 BE BE711302D patent/BE711302A/xx unknown
- 1968-02-26 ES ES350940A patent/ES350940A1/es not_active Expired
- 1968-02-27 FR FR1556580D patent/FR1556580A/fr not_active Expired
- 1968-02-28 GB GB9626/68A patent/GB1170706A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1574522C3 (de) | 1978-06-01 |
| DE1574522A1 (de) | 1971-07-29 |
| AT274416B (de) | 1969-09-25 |
| FR1556580A (xx) | 1969-02-07 |
| DE1574522B2 (de) | 1977-10-06 |
| ES350940A1 (es) | 1969-05-16 |
| US3548113A (en) | 1970-12-15 |
| GB1170706A (en) | 1969-11-12 |
| NL6802517A (xx) | 1968-08-29 |
| NL156527B (nl) | 1978-04-17 |