[go: up one dir, main page]

GB2240871A - Magnetic head and disk assembly - Google Patents

Magnetic head and disk assembly Download PDF

Info

Publication number
GB2240871A
GB2240871A GB9100529A GB9100529A GB2240871A GB 2240871 A GB2240871 A GB 2240871A GB 9100529 A GB9100529 A GB 9100529A GB 9100529 A GB9100529 A GB 9100529A GB 2240871 A GB2240871 A GB 2240871A
Authority
GB
United Kingdom
Prior art keywords
magnetic
disk
magnetic disk
magnetic head
disks
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.)
Withdrawn
Application number
GB9100529A
Other languages
English (en)
Other versions
GB9100529D0 (en
Inventor
Shoichiro Saito
Masao Ohkita
Masashi Tabata
Shinkichi Sasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2006532A external-priority patent/JPH03212855A/ja
Priority claimed from JP2006531A external-priority patent/JPH03212854A/ja
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of GB9100529D0 publication Critical patent/GB9100529D0/en
Publication of GB2240871A publication Critical patent/GB2240871A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • 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
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Moving Of Heads (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
GB9100529A 1990-01-16 1991-01-10 Magnetic head and disk assembly Withdrawn GB2240871A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006532A JPH03212855A (ja) 1990-01-16 1990-01-16 磁気ディスク装置
JP2006531A JPH03212854A (ja) 1990-01-16 1990-01-16 磁気ディスク装置

Publications (2)

Publication Number Publication Date
GB9100529D0 GB9100529D0 (en) 1991-02-20
GB2240871A true GB2240871A (en) 1991-08-14

Family

ID=26340707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9100529A Withdrawn GB2240871A (en) 1990-01-16 1991-01-10 Magnetic head and disk assembly

Country Status (3)

Country Link
KR (2) KR940003554B1 (ko)
DE (1) DE4101119A1 (ko)
GB (1) GB2240871A (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB993639A (en) * 1961-09-22 1965-06-02 Electronique & Automatisme Sa Improvements in and relating to magnetic recording and/or reading devices
GB1136955A (en) * 1965-03-30 1968-12-18 Electrologica Nv Improvements relating to a data storage device
GB1412479A (en) * 1972-12-29 1975-11-05 Ibm Magenetic disc storage apparatus
EP0210497A2 (en) * 1985-07-15 1987-02-04 Allen-Bradley Company, Inc. Environment control enclosure for a disc drive isolation system
GB2214696A (en) * 1988-01-19 1989-09-06 Mitsubishi Electric Corp Controlling humidity in magnetic disc apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743989A (en) * 1986-04-21 1988-05-10 Iomega Corporation Plural magnetic disk assembly

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB993639A (en) * 1961-09-22 1965-06-02 Electronique & Automatisme Sa Improvements in and relating to magnetic recording and/or reading devices
GB1136955A (en) * 1965-03-30 1968-12-18 Electrologica Nv Improvements relating to a data storage device
GB1412479A (en) * 1972-12-29 1975-11-05 Ibm Magenetic disc storage apparatus
EP0210497A2 (en) * 1985-07-15 1987-02-04 Allen-Bradley Company, Inc. Environment control enclosure for a disc drive isolation system
GB2214696A (en) * 1988-01-19 1989-09-06 Mitsubishi Electric Corp Controlling humidity in magnetic disc apparatus

Also Published As

Publication number Publication date
DE4101119A1 (de) 1991-07-18
KR910014876A (ko) 1991-08-31
KR940003554B1 (en) 1994-04-23
KR940003354B1 (ko) 1994-04-23
GB9100529D0 (en) 1991-02-20
KR910002394A (ko) 1991-02-25

Similar Documents

Publication Publication Date Title
US5134530A (en) Air stripper for improved spindle sync
KR920008679A (ko) 변환기 위치 설정 방법 및 장치
US6765737B1 (en) Variable track densities on a recording medium to compensate for non-repeatable runout (NRRO) error
US4890174A (en) Rotary voice coil micro-hard disk drive system
EP1349169B1 (en) Hard disk drive having a disk fluttering reducing unit
GB2101390A (en) Magnetic disc assemblies.
US7787213B1 (en) Disk drive flow control plate with integrated air management features
JPH01125778A (ja) 可撓性ディスクカセット
US6496327B2 (en) Arm and suspension shroud for a disc drive
JPS61107522A (ja) アライメント・デイスク
US4159494A (en) Flexible disk in reversible cartridge
US6665139B2 (en) Magnetic-disc unit with gap between disc and shroud
US11594246B2 (en) Disk device
US5870249A (en) Magnetic disk drive in which change in distance between magnetic head and disk is minimized
US5835307A (en) Magnetic disk unit having bent spring arm
GB2240871A (en) Magnetic head and disk assembly
US4057840A (en) Flexible disc recording cartridge
JPH03150778A (ja) ディスク装置
JPH08129871A (ja) ディスク装置の循環フィルタ取付構造
US7652843B2 (en) Completely circumferential motor bracket shroud for motor hub flange outside diameter for hard disk drive
US8102618B2 (en) System, method and apparatus for disk drive recirculation filter having inlet and outlet disk rim shrouding
JP2003085941A (ja) 気流調整機構を有するディスク装置及びそれに組み込まれる薄板部材
US7012782B2 (en) Method of attenuating airflow disturbances in a hard disk drive with a circumferential motor bracket shroud for motor hub flange outside diameter
US20050063090A1 (en) Hard disk drive with transparent cover, flashing device, and with specially decorated top plate or hub for storage applications with a visually observable disk drive
GB2190531A (en) 3 <1>/2 inch Winchester disc drive

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)