NO116327B - - Google Patents
Info
- Publication number
- NO116327B NO116327B NO156882A NO15688265A NO116327B NO 116327 B NO116327 B NO 116327B NO 156882 A NO156882 A NO 156882A NO 15688265 A NO15688265 A NO 15688265A NO 116327 B NO116327 B NO 116327B
- Authority
- NO
- Norway
- Prior art keywords
- plate
- electrically conductive
- support body
- recording
- magnetic
- Prior art date
Links
- 230000005291 magnetic effect Effects 0.000 claims description 13
- 239000000696 magnetic material Substances 0.000 claims description 13
- 239000003302 ferromagnetic material Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
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
-
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/11—Shielding of head against electric or magnetic fields
-
- 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
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
-
- 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
- G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL646401746A NL145079B (nl) | 1964-02-25 | 1964-02-25 | Inrichting voor het verminderen, c.q. opheffen van overspraak bij een dubbelspleetsmagneetkop. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO116327B true NO116327B (US07902200-20110308-C00004.png) | 1969-03-10 |
Family
ID=19789379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO156882A NO116327B (US07902200-20110308-C00004.png) | 1964-02-25 | 1965-02-22 |
Country Status (10)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3718776A (en) * | 1970-12-11 | 1973-02-27 | Ibm | Multi-track overlapped-gap magnetic head, assembly |
| US3752926A (en) * | 1971-10-28 | 1973-08-14 | P Smaller | Long wavelength signal enhancement for contact magnetic transfer recording |
| US3986209A (en) * | 1974-04-05 | 1976-10-12 | Control Data Corporation | Magnetic read head with offset flux gaps |
| JPS545417A (en) * | 1977-06-14 | 1979-01-16 | Tdk Corp | Magnetic head |
| US5157245A (en) * | 1988-06-29 | 1992-10-20 | Murata Mfg. Co., Ltd. | Magnetic sensor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2922231A (en) * | 1956-04-26 | 1960-01-26 | Ibm | Magnetic transducer |
| US3064333A (en) * | 1959-06-29 | 1962-11-20 | Ibm | Method of making a magnetic transducer |
| US3252153A (en) * | 1962-10-01 | 1966-05-17 | Cons Electrodynamics Corp | Cross-feed shield |
-
1964
- 1964-02-25 NL NL646401746A patent/NL145079B/xx unknown
-
1965
- 1965-02-18 US US433615A patent/US3373416A/en not_active Expired - Lifetime
- 1965-02-22 GB GB7545/65A patent/GB1045006A/en not_active Expired
- 1965-02-22 AT AT154665A patent/AT249398B/de active
- 1965-02-22 CH CH239165A patent/CH437838A/de unknown
- 1965-02-22 NO NO156882A patent/NO116327B/no unknown
- 1965-02-22 DK DK92565AA patent/DK118927B/da unknown
- 1965-02-23 ES ES0309692A patent/ES309692A1/es not_active Expired
- 1965-02-24 BE BE660186A patent/BE660186A/xx unknown
- 1965-02-25 FR FR6950A patent/FR1425208A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1425208A (fr) | 1966-01-14 |
| AT249398B (de) | 1966-09-26 |
| CH437838A (de) | 1967-06-15 |
| GB1045006A (en) | 1966-10-05 |
| DK118927B (da) | 1970-10-19 |
| US3373416A (en) | 1968-03-12 |
| BE660186A (US07902200-20110308-C00004.png) | 1965-08-24 |
| NL6401746A (US07902200-20110308-C00004.png) | 1965-08-26 |
| ES309692A1 (es) | 1965-06-01 |
| NL145079B (nl) | 1975-02-17 |
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