GB8502397D0 - Magnetic head - Google Patents
Magnetic headInfo
- Publication number
- GB8502397D0 GB8502397D0 GB858502397A GB8502397A GB8502397D0 GB 8502397 D0 GB8502397 D0 GB 8502397D0 GB 858502397 A GB858502397 A GB 858502397A GB 8502397 A GB8502397 A GB 8502397A GB 8502397 D0 GB8502397 D0 GB 8502397D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic head
- magnetic
- head
- 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.)
- Granted
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
- G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
- G11B5/1475—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
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
- G11B5/21—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features the pole pieces being of ferrous sheet metal or other magnetic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8502397A GB2170640B (en) | 1985-01-31 | 1985-01-31 | Magnetic head and method of manufacture |
DE19853503286 DE3503286A1 (en) | 1985-01-31 | 1985-01-31 | MAGNETIC HEAD AND METHOD FOR THE PRODUCTION THEREOF |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8502397A GB2170640B (en) | 1985-01-31 | 1985-01-31 | Magnetic head and method of manufacture |
DE19853503286 DE3503286A1 (en) | 1985-01-31 | 1985-01-31 | MAGNETIC HEAD AND METHOD FOR THE PRODUCTION THEREOF |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8502397D0 true GB8502397D0 (en) | 1985-03-06 |
GB2170640A GB2170640A (en) | 1986-08-06 |
GB2170640B GB2170640B (en) | 1989-10-25 |
Family
ID=25829027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8502397A Expired GB2170640B (en) | 1985-01-31 | 1985-01-31 | Magnetic head and method of manufacture |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3503286A1 (en) |
GB (1) | GB2170640B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04123302A (en) * | 1990-09-13 | 1992-04-23 | Minebea Co Ltd | Magnetic head |
DE19533131C2 (en) * | 1995-09-07 | 2001-01-18 | Siemens Ag | Method and device for controlling an electromagnetic consumer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1591237A (en) * | 1976-12-13 | 1981-06-17 | Texas Instruments Inc | Magnetic recording/reproducing head |
JPS55117723A (en) * | 1979-02-28 | 1980-09-10 | Sony Corp | Magnetic head |
JPS55125519A (en) * | 1979-03-23 | 1980-09-27 | Hitachi Ltd | Magnetic head |
US4578728A (en) * | 1981-12-09 | 1986-03-25 | Matsushita Electric Industrial Co., Ltd. | Magnetic head |
JPS58130421A (en) * | 1982-01-28 | 1983-08-03 | Victor Co Of Japan Ltd | Magnetic head and its production |
JPS59142716A (en) * | 1983-02-04 | 1984-08-16 | Hitachi Ltd | Magnetic head and its manufacture |
DE3318196A1 (en) * | 1983-05-19 | 1984-11-22 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth | Magnetic head and process for its production |
-
1985
- 1985-01-31 DE DE19853503286 patent/DE3503286A1/en not_active Ceased
- 1985-01-31 GB GB8502397A patent/GB2170640B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2170640A (en) | 1986-08-06 |
DE3503286A1 (en) | 1986-08-07 |
GB2170640B (en) | 1989-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |