DE69423040T2 - Magnetkopf und magnetkopfvorrichtung - Google Patents
Magnetkopf und magnetkopfvorrichtungInfo
- Publication number
- DE69423040T2 DE69423040T2 DE69423040T DE69423040T DE69423040T2 DE 69423040 T2 DE69423040 T2 DE 69423040T2 DE 69423040 T DE69423040 T DE 69423040T DE 69423040 T DE69423040 T DE 69423040T DE 69423040 T2 DE69423040 T2 DE 69423040T2
- Authority
- DE
- Germany
- Prior art keywords
- magnetic head
- head device
- 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 - 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
-
- 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
- G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4833—Structure of the arm assembly, e.g. load beams, flexures, parts of the arm adapted for controlling vertical force on the head
-
- 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
- G11B11/10532—Heads
- G11B11/10534—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording
-
- 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
-
- 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
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
-
- 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
- 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
- G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4826—Mounting, aligning or attachment of the transducer head relative to the arm assembly, e.g. slider holding members, gimbals, adhesive
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28868193 | 1993-10-25 | ||
JP1684494 | 1994-02-10 | ||
PCT/JP1994/001788 WO1995012195A1 (fr) | 1993-10-25 | 1994-10-25 | Tete magnetique et dispositif a tete magnetique |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69423040D1 DE69423040D1 (de) | 2000-03-23 |
DE69423040T2 true DE69423040T2 (de) | 2000-06-08 |
Family
ID=26353276
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69424778T Expired - Fee Related DE69424778T2 (de) | 1993-10-25 | 1994-10-25 | Magnetkopf und Magnetkopfvorrichtung |
DE69423040T Expired - Fee Related DE69423040T2 (de) | 1993-10-25 | 1994-10-25 | Magnetkopf und magnetkopfvorrichtung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69424778T Expired - Fee Related DE69424778T2 (de) | 1993-10-25 | 1994-10-25 | Magnetkopf und Magnetkopfvorrichtung |
Country Status (7)
Country | Link |
---|---|
EP (2) | EP0676745B1 (de) |
JP (1) | JP3508134B2 (de) |
KR (2) | KR100236148B1 (de) |
CN (4) | CN1077995C (de) |
DE (2) | DE69424778T2 (de) |
TW (1) | TW411447B (de) |
WO (1) | WO1995012195A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08147915A (ja) * | 1994-11-20 | 1996-06-07 | Sony Corp | 光磁気記録用の磁気ヘッド装置 |
JP3511701B2 (ja) * | 1994-11-20 | 2004-03-29 | ソニー株式会社 | 磁気ヘッド装置 |
JP3548019B2 (ja) * | 1998-10-16 | 2004-07-28 | 富士通株式会社 | 光磁気ディスク用磁気ヘッド装置 |
EP1079382A4 (de) * | 1999-02-25 | 2006-04-12 | Matsushita Electric Ind Co Ltd | Magnetische kopfvorrichtung und aufzeichnungs-/wiedergabevorrichtung |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6260166A (ja) * | 1985-09-10 | 1987-03-16 | Alps Electric Co Ltd | 磁気ヘツドアツセンブリとその製造方法 |
JPH0317806A (ja) * | 1989-06-14 | 1991-01-25 | Canon Electron Inc | 磁気ヘッド |
JPH03119582A (ja) * | 1989-10-02 | 1991-05-21 | Mitsubishi Electric Corp | 磁気ヘッド |
JPH05258388A (ja) * | 1992-01-14 | 1993-10-08 | Sony Corp | 光磁気記録用磁気ヘッド及びその製造方法 |
JPH03295080A (ja) * | 1990-04-12 | 1991-12-26 | Canon Inc | 光磁気記録再生装置の磁気ヘッド |
JP3111494B2 (ja) * | 1991-03-13 | 2000-11-20 | ソニー株式会社 | 磁気ヘッド |
JPH0581725A (ja) * | 1991-09-19 | 1993-04-02 | Sony Corp | 光磁気記録用磁気ヘツド |
JP3030968B2 (ja) * | 1991-09-19 | 2000-04-10 | ソニー株式会社 | 光磁気記録用磁気ヘッド |
JPH05128613A (ja) * | 1991-10-31 | 1993-05-25 | Sony Corp | 磁気ヘツド装置及びその製造方法 |
JP2940268B2 (ja) * | 1991-11-28 | 1999-08-25 | ソニー株式会社 | 光磁気ディスク記録再生装置 |
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 |
JPH05250750A (ja) * | 1992-03-04 | 1993-09-28 | Sony Corp | 光磁気記録用摺動型磁気ヘッド |
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 |
-
1994
- 1994-10-25 EP EP94930362A patent/EP0676745B1/de not_active Expired - Lifetime
- 1994-10-25 DE DE69424778T patent/DE69424778T2/de not_active Expired - Fee Related
- 1994-10-25 JP JP51251495A patent/JP3508134B2/ja not_active Expired - Fee Related
- 1994-10-25 KR KR1019950703741A patent/KR100236148B1/ko not_active IP Right Cessation
- 1994-10-25 WO PCT/JP1994/001788 patent/WO1995012195A1/ja active IP Right Grant
- 1994-10-25 CN CN94191006A patent/CN1077995C/zh not_active Expired - Fee Related
- 1994-10-25 DE DE69423040T patent/DE69423040T2/de not_active Expired - Fee Related
- 1994-10-25 KR KR1019950702606A patent/KR100246652B1/ko not_active IP Right Cessation
- 1994-10-25 EP EP95114047A patent/EP0689203B1/de not_active Expired - Lifetime
- 1994-11-02 TW TW084108112A patent/TW411447B/zh not_active IP Right Cessation
-
1995
- 1995-09-25 CN CN95116234A patent/CN1107314C/zh not_active Expired - Fee Related
-
2000
- 2000-08-21 CN CN00126218A patent/CN1312544A/zh active Pending
- 2000-09-18 CN CN00128967A patent/CN1295318A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69423040D1 (de) | 2000-03-23 |
WO1995012195A1 (fr) | 1995-05-04 |
CN1144951A (zh) | 1997-03-12 |
CN1312544A (zh) | 2001-09-12 |
JP3508134B2 (ja) | 2004-03-22 |
KR960700500A (ko) | 1996-01-20 |
CN1116882A (zh) | 1996-02-14 |
DE69424778T2 (de) | 2000-09-21 |
EP0676745A1 (de) | 1995-10-11 |
EP0689203A1 (de) | 1995-12-27 |
KR100236148B1 (ko) | 2000-01-15 |
TW411447B (en) | 2000-11-11 |
CN1077995C (zh) | 2002-01-16 |
EP0676745B1 (de) | 2000-02-16 |
EP0676745A4 (de) | 1996-05-15 |
CN1295318A (zh) | 2001-05-16 |
KR960701433A (ko) | 1996-02-24 |
CN1107314C (zh) | 2003-04-30 |
KR100246652B1 (ko) | 2000-03-15 |
DE69424778D1 (de) | 2000-07-06 |
EP0689203B1 (de) | 2000-05-31 |
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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 |