DE69126552D1 - Magnetooptisches Aufzeichnungsgerät - Google Patents
Magnetooptisches AufzeichnungsgerätInfo
- Publication number
- DE69126552D1 DE69126552D1 DE69126552T DE69126552T DE69126552D1 DE 69126552 D1 DE69126552 D1 DE 69126552D1 DE 69126552 T DE69126552 T DE 69126552T DE 69126552 T DE69126552 T DE 69126552T DE 69126552 D1 DE69126552 D1 DE 69126552D1
- Authority
- DE
- Germany
- Prior art keywords
- magneto
- recording device
- optical recording
- optical
- recording
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/1058—Flying heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/505—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of disk carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
- G11B33/148—Reducing friction, adhesion, drag
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
- G11B5/6082—Design of the air bearing surface
-
- 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
- G11B5/40—Protective measures on heads, e.g. against excessive temperature
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/60—Fluid-dynamic spacing of heads from record-carriers
- G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
- G11B5/6011—Control of flying height
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1157290 | 1990-01-19 | ||
JP19106390A JPH0476874A (ja) | 1990-07-18 | 1990-07-18 | 光磁気記録装置 |
JP20631990A JP2948632B2 (ja) | 1990-01-19 | 1990-08-02 | 光磁気記録装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69126552D1 true DE69126552D1 (de) | 1997-07-24 |
DE69126552T2 DE69126552T2 (de) | 1998-01-08 |
Family
ID=27279477
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69126552T Expired - Lifetime DE69126552T2 (de) | 1990-01-19 | 1991-01-18 | Magnetooptisches Aufzeichnungsgerät |
DE69132712T Expired - Lifetime DE69132712T2 (de) | 1990-01-19 | 1991-01-18 | Vorrichtung zur magnetooptischen Aufzeichnung |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69132712T Expired - Lifetime DE69132712T2 (de) | 1990-01-19 | 1991-01-18 | Vorrichtung zur magnetooptischen Aufzeichnung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5231613A (de) |
EP (1) | EP0438315B1 (de) |
CA (1) | CA2034280C (de) |
DE (2) | DE69126552T2 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2046178C (en) * | 1990-07-05 | 1999-11-09 | Junichiro Nakayama | Magneto-optical disk with lubricant film |
JP3496223B2 (ja) * | 1991-12-13 | 2004-02-09 | ソニー株式会社 | 光磁気記録用摺動型磁気ヘッド |
US5351229A (en) * | 1991-12-24 | 1994-09-27 | International Business Machines Corporation | Tribo-attractive contact slider for an optical read/write system |
JPH05234117A (ja) * | 1991-12-24 | 1993-09-10 | Internatl Business Mach Corp <Ibm> | 光ヘッド装置及び光ディスク記憶システム |
JP2508955B2 (ja) * | 1992-04-20 | 1996-06-19 | ソニー株式会社 | 光磁気記録用摺動型磁気ヘッド |
US5383075A (en) * | 1992-06-29 | 1995-01-17 | Matsushita Electric Industrial Co., Ltd. | Slider body with embedded lubricants and magnetic biasing apparatus |
EP0799476A1 (de) * | 1994-12-19 | 1997-10-08 | Seagate Technology, Inc. | Partiell geätzte schützende deckschicht für einen gleitkörper einer platteneinheit |
US5661618A (en) * | 1995-12-11 | 1997-08-26 | International Business Machines Corporation | Magnetic recording device having a improved slider |
US5768055A (en) * | 1996-09-19 | 1998-06-16 | Sae Magnetics (H.K.) Ltd. | Magnetic recording head having a carbon overcoat array on slider air bearings surfaces |
US6249403B1 (en) * | 1997-05-23 | 2001-06-19 | Hitachi, Ltd. | Magnetic hard disk drive and process for producing the same |
US6535464B1 (en) * | 1997-06-20 | 2003-03-18 | Seagate Technology Llc | Magneto-optic head with burnishing feature |
US6381098B1 (en) * | 1997-08-18 | 2002-04-30 | Seagate Technology, Llc | Laser textured transducing head slider |
JP3300266B2 (ja) * | 1997-11-06 | 2002-07-08 | 株式会社日立製作所 | 磁気ディスク装置 |
US6603639B1 (en) * | 1998-07-21 | 2003-08-05 | Seagate Technology Llc | Slider for disc storage system |
US6466410B2 (en) * | 1998-10-13 | 2002-10-15 | Seagate Technology Llc | Slider for a data storage device with head disc interface for contact starts and stops (“CSS”) |
SG91250A1 (en) * | 1999-02-17 | 2002-09-17 | Komag Inc | Burnishing head |
US6619105B1 (en) | 2000-04-12 | 2003-09-16 | Seagate Technology Llc | Glide head with anti-collapsing protection feature |
US6677105B2 (en) | 2000-05-12 | 2004-01-13 | Toda Kogyo Corporation | Self-lubricating layer for data storage devices |
US6430114B1 (en) | 2000-05-12 | 2002-08-06 | Toda Citron Technologies, Inc. | Self-lubricating layer for a data storage disk |
US6674612B2 (en) | 2000-11-02 | 2004-01-06 | Seagate Technology Llc | Magnetic transducing slider with leading edge crossbar |
US20060058892A1 (en) * | 2004-09-16 | 2006-03-16 | Lesh Michael D | Valved tissue augmentation implant |
WO2006075362A1 (ja) * | 2005-01-12 | 2006-07-20 | Fujitsu Limited | 磁気ヘッドおよびその製造方法、磁気ディスク装置 |
JP2006286104A (ja) * | 2005-03-31 | 2006-10-19 | Fujitsu Ltd | 磁気ヘッドおよびその製造方法 |
US7508632B2 (en) * | 2005-07-25 | 2009-03-24 | Seagate Technology Llc | Head-disc interface (HDI) with solid lubricants |
CN103824566B (zh) * | 2014-03-18 | 2016-08-24 | 清华大学 | 读写接触式硬盘的磁头、硬盘设备及转移方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4188434A (en) * | 1978-05-15 | 1980-02-12 | Storage Technology Corporation | Lubricant for a magnetic member |
JPS57183623A (en) * | 1981-05-08 | 1982-11-12 | Nec Corp | Thin film head |
JPS58105421A (ja) * | 1981-12-17 | 1983-06-23 | Seiko Epson Corp | 磁気ヘツド |
JPH0618054B2 (ja) * | 1982-03-01 | 1994-03-09 | 日本電気株式会社 | 磁気ヘッド |
JPS59227065A (ja) * | 1983-06-03 | 1984-12-20 | Fujitsu Ltd | 磁気ヘツド |
JPS60193181A (ja) * | 1984-03-13 | 1985-10-01 | Fujitsu Ltd | 磁気ヘツド |
JPS6243823A (ja) * | 1985-08-21 | 1987-02-25 | Nec Corp | 磁気記録媒体 |
JPS6288131A (ja) * | 1985-10-14 | 1987-04-22 | Hitachi Ltd | 磁気デイスク |
JPS6358605A (ja) * | 1986-08-28 | 1988-03-14 | Sony Corp | 磁界発生装置 |
JPS63220422A (ja) * | 1987-03-09 | 1988-09-13 | Shin Etsu Chem Co Ltd | 磁気記録媒体の製造方法 |
JPS63251981A (ja) * | 1987-04-07 | 1988-10-19 | Fujitsu Ltd | 磁気ヘツドスライダとその製造方法 |
JPS63276769A (ja) * | 1987-05-08 | 1988-11-15 | Fujitsu Ltd | 磁気ヘッドスライダ |
JPS63292473A (ja) * | 1987-05-25 | 1988-11-29 | Nec Corp | 磁気ヘッドスライダ |
JPS6453307A (en) * | 1987-08-24 | 1989-03-01 | Nikon Corp | Method to lower coefficient of friction of magnetic head or magnetic medium |
JPH0719459B2 (ja) * | 1987-12-03 | 1995-03-06 | 日立金属株式会社 | 浮動型磁気ヘッド |
JPH01171101A (ja) * | 1987-12-25 | 1989-07-06 | Fujitsu Ltd | 磁気記録方式 |
JP2698086B2 (ja) * | 1988-01-27 | 1998-01-19 | 株式会社日立製作所 | 磁気ディスク用基板及びその製造方法 |
JP2685471B2 (ja) * | 1988-02-03 | 1997-12-03 | 株式会社日立製作所 | 光磁気記憶装置 |
US4863809A (en) * | 1988-03-10 | 1989-09-05 | Magnetic Peripherals, Inc. | Surface treatment for sliders and carbon coated magnetic media |
US5010429A (en) * | 1988-11-22 | 1991-04-23 | Hitachi Metals, Ltd. | Floating magnetic head having improved static friction coefficient |
JPH02203418A (ja) * | 1989-01-31 | 1990-08-13 | Kyocera Corp | 光磁気記録用磁気ヘッド |
JP2948632B2 (ja) * | 1990-01-19 | 1999-09-13 | シャープ株式会社 | 光磁気記録装置 |
JP2600004B2 (ja) * | 1990-02-06 | 1997-04-16 | シャープ株式会社 | 光磁気記録媒体及びその表面処理方法 |
-
1991
- 1991-01-11 US US07/640,109 patent/US5231613A/en not_active Expired - Lifetime
- 1991-01-16 CA CA002034280A patent/CA2034280C/en not_active Expired - Lifetime
- 1991-01-18 EP EP91300385A patent/EP0438315B1/de not_active Expired - Lifetime
- 1991-01-18 DE DE69126552T patent/DE69126552T2/de not_active Expired - Lifetime
- 1991-01-18 DE DE69132712T patent/DE69132712T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2034280A1 (en) | 1991-07-20 |
DE69126552T2 (de) | 1998-01-08 |
EP0438315A3 (en) | 1992-03-11 |
EP0438315A2 (de) | 1991-07-24 |
DE69132712T2 (de) | 2002-07-04 |
DE69132712D1 (de) | 2001-10-04 |
US5231613A (en) | 1993-07-27 |
EP0438315B1 (de) | 1997-06-18 |
CA2034280C (en) | 1997-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |