DE3679262D1 - Magnetische schreib- und/oder lesekopfanordnung fuer plattenspeicher. - Google Patents

Magnetische schreib- und/oder lesekopfanordnung fuer plattenspeicher.

Info

Publication number
DE3679262D1
DE3679262D1 DE8686401880T DE3679262T DE3679262D1 DE 3679262 D1 DE3679262 D1 DE 3679262D1 DE 8686401880 T DE8686401880 T DE 8686401880T DE 3679262 T DE3679262 T DE 3679262T DE 3679262 D1 DE3679262 D1 DE 3679262D1
Authority
DE
Germany
Prior art keywords
disk storage
reading head
head arrangement
magnetic writing
writing
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
Application number
DE8686401880T
Other languages
English (en)
Inventor
Patrick Rohart
Salvador Garcia
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.)
Sagem SA
Original Assignee
Sagem SA
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
Application filed by Sagem SA filed Critical Sagem SA
Application granted granted Critical
Publication of DE3679262D1 publication Critical patent/DE3679262D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5569—Track change, selection or acquisition by displacement of the head across disk tracks details of specially adapted mobile parts, e.g. electromechanical control devices
    • G11B5/5578—Multiple actuators addressing the same disk, e.g. to improve data rate or access rate
DE8686401880T 1985-08-26 1986-08-26 Magnetische schreib- und/oder lesekopfanordnung fuer plattenspeicher. Expired - Lifetime DE3679262D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8512719A FR2586495B1 (fr) 1985-08-26 1985-08-26 Agencement de tetes magnetiques d'enregistrement et/ou de lecture pour memoires a disques

Publications (1)

Publication Number Publication Date
DE3679262D1 true DE3679262D1 (de) 1991-06-20

Family

ID=9322383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686401880T Expired - Lifetime DE3679262D1 (de) 1985-08-26 1986-08-26 Magnetische schreib- und/oder lesekopfanordnung fuer plattenspeicher.

Country Status (4)

Country Link
US (1) US4751596A (de)
EP (1) EP0214052B1 (de)
DE (1) DE3679262D1 (de)
FR (1) FR2586495B1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202804A (en) * 1990-05-18 1993-04-13 Kabushiki Kaisha Toshiba Magnetic disk drive with a magnetic head rotationally actuated
SG101982A1 (en) * 2000-08-30 2004-02-27 Inst Data Storage Flexural pivot for rotary disc drive actuator
US7072147B2 (en) * 2003-06-20 2006-07-04 Seagate Technology Llc Hard drive actuator arm with reduced skew variation
GR20130100475A (el) * 2013-08-16 2015-03-18 Κωνσταντινος Γεωργιου Κογιας Περιστροφικη εκμεταλλευση των σκληρων δισκων
US10431246B2 (en) * 2016-12-15 2019-10-01 Seagate Technology Llc Dual actuator storage device utilizing multiple disk zones
US10366726B1 (en) 2018-03-29 2019-07-30 Seagate Technology Llc Interlaced magnetic recording in with multiple independent-actuators having respective independent heads
US10510373B1 (en) 2018-03-29 2019-12-17 Seagate Technology Llc Multiple-actuator drive with separate, radially-defined, zones having reduced skew and/or different track properties
US10482911B1 (en) 2018-08-13 2019-11-19 Seagate Technology Llc Multiple-actuator drive that provides duplication using multiple volumes

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3170149A (en) * 1961-10-04 1965-02-16 Data Products Corp Transducer
NL7612401A (nl) * 1976-11-09 1978-05-11 Philips Nv Elektrisch bestuurbare draagarminrichting.
JPS5412712A (en) * 1977-06-24 1979-01-30 Nec Corp Magnetic disc apparaatus
JPS551620A (en) * 1978-06-20 1980-01-08 Fujitsu Ltd Multi-head
JPS5584028A (en) * 1978-12-20 1980-06-24 Fujitsu Ltd Positioning mechanism of magnetic head
JPS55101165A (en) * 1979-01-22 1980-08-01 Nec Corp Magnetic head movable arm assembling
JPS59144023A (ja) * 1983-02-07 1984-08-17 Seiko Epson Corp 磁気ヘツド
US4631611A (en) * 1983-09-06 1986-12-23 Digital Equipment Corporation Read/write head positioner arrangement
JPS6069867A (ja) * 1983-09-22 1985-04-20 Sharp Corp 磁気ディスク記録再生装置

Also Published As

Publication number Publication date
EP0214052B1 (de) 1991-05-15
FR2586495B1 (fr) 1988-09-16
FR2586495A1 (fr) 1987-02-27
US4751596A (en) 1988-06-14
EP0214052A1 (de) 1987-03-11

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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