DE3679415D1 - Magnetkopf. - Google Patents
Magnetkopf.Info
- Publication number
- DE3679415D1 DE3679415D1 DE8686300949T DE3679415T DE3679415D1 DE 3679415 D1 DE3679415 D1 DE 3679415D1 DE 8686300949 T DE8686300949 T DE 8686300949T DE 3679415 T DE3679415 T DE 3679415T DE 3679415 D1 DE3679415 D1 DE 3679415D1
- Authority
- DE
- Germany
- 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.)
- Expired - Lifetime
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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
- G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
-
- 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
- G11B5/127—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60024305A JPS61184705A (ja) | 1985-02-13 | 1985-02-13 | 磁気ヘツド |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3679415D1 true DE3679415D1 (de) | 1991-07-04 |
Family
ID=12134458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686300949T Expired - Lifetime DE3679415D1 (de) | 1985-02-13 | 1986-02-12 | Magnetkopf. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4745507A (de) |
EP (1) | EP0191635B1 (de) |
JP (1) | JPS61184705A (de) |
DE (1) | DE3679415D1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3628950A1 (de) * | 1986-08-26 | 1988-03-03 | Grundig Emv | Verfahren zur herstellung eines magnetkopfes |
JPS63119007A (ja) * | 1986-11-07 | 1988-05-23 | Hitachi Maxell Ltd | 磁気ヘツド |
JPH02239421A (ja) * | 1989-03-10 | 1990-09-21 | Mitsubishi Electric Corp | 磁気ヘッド装置 |
US5001589A (en) * | 1989-05-31 | 1991-03-19 | Seagate Technology, Inc. | Tungsten and tantalum diffusion barriers for Metal-In-Gap magnetic heads |
EP0571951B1 (de) | 1992-05-28 | 2000-05-03 | Minebea Co. Ltd. | Schwebender Magnetkopf |
JP2952455B2 (ja) * | 1992-10-30 | 1999-09-27 | ミネベア株式会社 | 浮動磁気ヘッド |
EP0602486B1 (de) * | 1992-12-14 | 1999-02-10 | Minebea Co.,Ltd. | Schwebender Magnetkopf |
EP0768640A3 (de) * | 1995-10-13 | 1998-11-11 | Ampex Corporation | Magnetkopf mit kleinem Kern und nicht magnetischem Seitenträger |
JPH1091912A (ja) * | 1996-09-17 | 1998-04-10 | Sony Corp | 磁気ヘッド |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51140708A (en) * | 1975-05-30 | 1976-12-03 | Victor Co Of Japan Ltd | Magnetic head |
JPS53116810A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
JPS53116809A (en) * | 1977-03-22 | 1978-10-12 | Hitachi Ltd | Magnetic head core |
JPS5499611A (en) * | 1978-01-24 | 1979-08-06 | Victor Co Of Japan Ltd | Magnetic head core |
CH634359A5 (de) * | 1979-01-09 | 1983-01-31 | Staeubli Ag | Verbindungsstab zwischen dem schaftrahmen einer webmaschine und dem schaftzughebel der sie steuernden fachbildemaschine. |
JPS5817522A (ja) * | 1981-07-22 | 1983-02-01 | Matsushita Electric Ind Co Ltd | 磁気ヘツド及びその製造法 |
JPS5860419A (ja) * | 1981-10-05 | 1983-04-09 | Victor Co Of Japan Ltd | 磁気ヘツド |
JPS58155513A (ja) * | 1982-03-10 | 1983-09-16 | Hitachi Ltd | 複合型磁気ヘツドおよびその製造方法 |
JPS59142716A (ja) * | 1983-02-04 | 1984-08-16 | Hitachi Ltd | 磁気ヘツドおよびその製造方法 |
JPS59185015A (ja) * | 1983-04-04 | 1984-10-20 | Hitachi Ltd | 磁気ヘツドおよびその製造方法 |
JPS59207415A (ja) * | 1983-05-11 | 1984-11-24 | Hitachi Ltd | 複合型磁気ヘツドおよびその製造方法 |
JPS60226006A (ja) * | 1984-04-24 | 1985-11-11 | Hitachi Ltd | 多素子薄膜磁気ヘツド |
JPS60231903A (ja) * | 1984-05-02 | 1985-11-18 | Hitachi Ltd | 複合型磁気ヘツドおよびその製造方法 |
-
1985
- 1985-02-13 JP JP60024305A patent/JPS61184705A/ja active Pending
-
1986
- 1986-02-05 US US06/826,340 patent/US4745507A/en not_active Expired - Fee Related
- 1986-02-12 DE DE8686300949T patent/DE3679415D1/de not_active Expired - Lifetime
- 1986-02-12 EP EP86300949A patent/EP0191635B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0191635A2 (de) | 1986-08-20 |
JPS61184705A (ja) | 1986-08-18 |
EP0191635B1 (de) | 1991-05-29 |
US4745507A (en) | 1988-05-17 |
EP0191635A3 (en) | 1988-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |