CA965182A - Dispositif a amortissement pour le deplacement de tetes magnetiques - Google Patents

Dispositif a amortissement pour le deplacement de tetes magnetiques

Info

Publication number
CA965182A
CA965182A CA145,609A CA145609A CA965182A CA 965182 A CA965182 A CA 965182A CA 145609 A CA145609 A CA 145609A CA 965182 A CA965182 A CA 965182A
Authority
CA
Canada
Prior art keywords
magnetiques
deplacement
amortissement
tetes
dispositif
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
Application number
CA145,609A
Other languages
English (en)
Other versions
CA145609S (en
Inventor
Lucien R. Prieur
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.)
Bull SAS
Original Assignee
Societe Industrielle Honeywell Bull
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 Societe Industrielle Honeywell Bull filed Critical Societe Industrielle Honeywell Bull
Application granted granted Critical
Publication of CA965182A publication Critical patent/CA965182A/en
Expired 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
    • G11B5/54—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
    • G11B5/58—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
CA145,609A 1971-06-24 1972-06-23 Dispositif a amortissement pour le deplacement de tetes magnetiques Expired CA965182A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717123131A FR2142769B1 (enrdf_load_stackoverflow) 1971-06-24 1971-06-24

Publications (1)

Publication Number Publication Date
CA965182A true CA965182A (en) 1975-03-25

Family

ID=9079271

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,609A Expired CA965182A (en) 1971-06-24 1972-06-23 Dispositif a amortissement pour le deplacement de tetes magnetiques

Country Status (10)

Country Link
US (1) US3827081A (enrdf_load_stackoverflow)
BE (1) BE785236A (enrdf_load_stackoverflow)
CA (1) CA965182A (enrdf_load_stackoverflow)
CH (1) CH560444A5 (enrdf_load_stackoverflow)
DE (1) DE2230946A1 (enrdf_load_stackoverflow)
FR (1) FR2142769B1 (enrdf_load_stackoverflow)
GB (1) GB1377670A (enrdf_load_stackoverflow)
IT (1) IT956807B (enrdf_load_stackoverflow)
NL (1) NL7207923A (enrdf_load_stackoverflow)
SU (1) SU438206A3 (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030132A (en) * 1975-03-27 1977-06-14 Memorex Corporation Dual mode velocity servo control for a linear actuator motor
US4131924A (en) * 1977-10-03 1978-12-26 Burroughs Corporation Flexure mounted magnetic head positioner for high-speed translation
US4827162A (en) * 1987-03-02 1989-05-02 Unisys Corp. Controlled drag for magnet actuator
JP3736849B2 (ja) * 1993-12-15 2006-01-18 シーゲイト リムーヴァブル ストーレッジ ソリューションズ リミテッド ライアビリティ カンパニー マルチトラックテープ駆動機構における磁気ヘッドの粗調及び微調位置決め用ボイスコイル駆動の位置決め装置
US20030218390A1 (en) * 2002-05-22 2003-11-27 Story Huang Voice-coil motor for picking up chips

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432581A (en) * 1943-07-26 1947-12-16 Milo F Miller Electrical switching apparatus
US2481398A (en) * 1945-06-29 1949-09-06 Armour Res Found Selector system for magnetic wire reproducers
GB1056888A (en) * 1964-10-08 1967-02-01 Flight Refueling Ltd Improvements in or relating to electro-magnetic actuators

Also Published As

Publication number Publication date
US3827081A (en) 1974-07-30
IT956807B (it) 1973-10-10
CH560444A5 (enrdf_load_stackoverflow) 1975-03-27
FR2142769B1 (enrdf_load_stackoverflow) 1973-06-29
FR2142769A1 (enrdf_load_stackoverflow) 1973-02-02
NL7207923A (enrdf_load_stackoverflow) 1972-12-28
BE785236A (fr) 1972-10-16
SU438206A3 (ru) 1974-07-30
GB1377670A (en) 1974-12-18
DE2230946A1 (de) 1972-12-28

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