DE69018917D1 - Magnetisches Datenspeichergerät. - Google Patents
Magnetisches Datenspeichergerät.Info
- Publication number
- DE69018917D1 DE69018917D1 DE69018917T DE69018917T DE69018917D1 DE 69018917 D1 DE69018917 D1 DE 69018917D1 DE 69018917 T DE69018917 T DE 69018917T DE 69018917 T DE69018917 T DE 69018917T DE 69018917 D1 DE69018917 D1 DE 69018917D1
- Authority
- DE
- Germany
- Prior art keywords
- storage device
- data storage
- magnetic data
- magnetic
- storage
- 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 - Fee Related
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
-
- 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
- G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
- G11B5/2452—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track where the dimensions of the effective gap are controlled
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/09—Digital recording
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Digital Magnetic Recording (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1258970A JPH0762885B2 (ja) | 1989-10-05 | 1989-10-05 | 磁気ヘッド装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69018917D1 true DE69018917D1 (de) | 1995-06-01 |
DE69018917T2 DE69018917T2 (de) | 1995-11-23 |
Family
ID=17327547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69018917T Expired - Fee Related DE69018917T2 (de) | 1989-10-05 | 1990-09-28 | Magnetisches Datenspeichergerät. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5117320A (de) |
EP (1) | EP0421692B1 (de) |
JP (1) | JPH0762885B2 (de) |
KR (1) | KR940003656B1 (de) |
CN (1) | CN1020513C (de) |
DE (1) | DE69018917T2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170002374U (ko) * | 2015-12-23 | 2017-07-03 | 탁우찬 | 방화도어용 고정 스토퍼 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3671681A (en) * | 1970-09-11 | 1972-06-20 | Honeywell Inc | Magnetostrictive recording assembly |
US4398229A (en) * | 1981-08-03 | 1983-08-09 | Eastman Kodak Company | Magnetic head with versatile gap |
JPS59139109A (ja) * | 1983-01-25 | 1984-08-09 | Seiko Epson Corp | 磁気記録装置 |
JPS59142713A (ja) * | 1983-02-03 | 1984-08-16 | Seiko Epson Corp | フレキシブルデイスク装置の記録方式 |
JPS60147914A (ja) * | 1984-01-10 | 1985-08-05 | Seiko Epson Corp | 磁気ヘツド |
JPS6111908A (ja) * | 1984-06-26 | 1986-01-20 | Matsushita Electric Ind Co Ltd | 磁気ヘツド |
JPS6358608A (ja) * | 1986-08-28 | 1988-03-14 | Seiko Epson Corp | 磁気ヘツド |
-
1989
- 1989-10-05 JP JP1258970A patent/JPH0762885B2/ja not_active Expired - Lifetime
-
1990
- 1990-09-05 CN CN90107460A patent/CN1020513C/zh not_active Expired - Fee Related
- 1990-09-05 KR KR1019900013962A patent/KR940003656B1/ko not_active IP Right Cessation
- 1990-09-28 DE DE69018917T patent/DE69018917T2/de not_active Expired - Fee Related
- 1990-09-28 EP EP90310684A patent/EP0421692B1/de not_active Expired - Lifetime
- 1990-10-04 US US07/592,431 patent/US5117320A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0762885B2 (ja) | 1995-07-05 |
CN1020513C (zh) | 1993-05-05 |
CN1050940A (zh) | 1991-04-24 |
US5117320A (en) | 1992-05-26 |
EP0421692B1 (de) | 1995-04-26 |
DE69018917T2 (de) | 1995-11-23 |
KR940003656B1 (ko) | 1994-04-25 |
EP0421692A3 (en) | 1992-11-25 |
JPH03122802A (ja) | 1991-05-24 |
KR910008652A (ko) | 1991-05-31 |
EP0421692A2 (de) | 1991-04-10 |
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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 |