SE7806620L - Sett att framstella magnethuvuden med flera gap for inspelning, atergivning och radering - Google Patents
Sett att framstella magnethuvuden med flera gap for inspelning, atergivning och raderingInfo
- Publication number
- SE7806620L SE7806620L SE7806620A SE7806620A SE7806620L SE 7806620 L SE7806620 L SE 7806620L SE 7806620 A SE7806620 A SE 7806620A SE 7806620 A SE7806620 A SE 7806620A SE 7806620 L SE7806620 L SE 7806620L
- Authority
- SE
- Sweden
- Prior art keywords
- deleting
- playback
- recording
- way
- make
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/1272—Assembling or shaping of elements
-
- 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
- G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
- G11B5/1335—Assembling or shaping of elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR777717863A FR2394138A1 (fr) | 1977-06-10 | 1977-06-10 | Procede de fabrication de tetes magnetiques a entrefers multiples pour ecriture, lecture et effacement sur supports magnetiques, et tetes obtenues par ledit procede |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7806620L true SE7806620L (sv) | 1978-12-11 |
SE438567B SE438567B (sv) | 1985-04-22 |
Family
ID=9191966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7806620A SE438567B (sv) | 1977-06-10 | 1978-06-06 | Sett att framstella magnethuvuden med flera gap |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5439612A (sv) |
BE (1) | BE867931A (sv) |
DE (1) | DE2825448A1 (sv) |
ES (2) | ES470659A1 (sv) |
FR (1) | FR2394138A1 (sv) |
GB (1) | GB1593480A (sv) |
IT (1) | IT1105359B (sv) |
SE (1) | SE438567B (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2508216A1 (fr) * | 1981-06-19 | 1982-12-24 | Thomson Csf | Tete magnetique pour ecriture, lecture et effacement sur piste magnetique etroite, et procede de fabrication de cette tete magnetique, simple ou multipiste |
WO1983002032A1 (en) * | 1981-11-24 | 1983-06-09 | Eastman Technology | Multitrack magnetic head employing double helix structure and method of making same |
US9827573B2 (en) | 2014-09-11 | 2017-11-28 | University Of Washington | Electrostatic precipitator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS539734B2 (sv) * | 1973-02-15 | 1978-04-07 |
-
1977
- 1977-06-10 FR FR777717863A patent/FR2394138A1/fr active Granted
-
1978
- 1978-05-31 GB GB24915/78A patent/GB1593480A/en not_active Expired
- 1978-06-06 SE SE7806620A patent/SE438567B/sv not_active IP Right Cessation
- 1978-06-08 JP JP6929878A patent/JPS5439612A/ja active Pending
- 1978-06-08 BE BE188416A patent/BE867931A/xx not_active IP Right Cessation
- 1978-06-09 IT IT49793/78A patent/IT1105359B/it active
- 1978-06-09 ES ES470659A patent/ES470659A1/es not_active Expired
- 1978-06-09 DE DE19782825448 patent/DE2825448A1/de not_active Ceased
- 1978-10-05 ES ES473975A patent/ES473975A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2394138A1 (fr) | 1979-01-05 |
IT7849793A0 (it) | 1978-06-09 |
JPS5439612A (en) | 1979-03-27 |
ES473975A1 (es) | 1980-04-16 |
IT1105359B (it) | 1985-10-28 |
SE438567B (sv) | 1985-04-22 |
BE867931A (fr) | 1978-10-02 |
GB1593480A (en) | 1981-07-15 |
ES470659A1 (es) | 1979-02-16 |
FR2394138B1 (sv) | 1984-02-17 |
DE2825448A1 (de) | 1978-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7806620-6 Effective date: 19940110 Format of ref document f/p: F |