CH560444A5 - - Google Patents

Info

Publication number
CH560444A5
CH560444A5 CH823972A CH823972A CH560444A5 CH 560444 A5 CH560444 A5 CH 560444A5 CH 823972 A CH823972 A CH 823972A CH 823972 A CH823972 A CH 823972A CH 560444 A5 CH560444 A5 CH 560444A5
Authority
CH
Switzerland
Application number
CH823972A
Original Assignee
Honeywell Bull Societe Ind
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 Honeywell Bull Societe Ind filed Critical Honeywell Bull Societe Ind
Publication of CH560444A5 publication Critical patent/CH560444A5/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/54Disposition 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
    • G11B5/55Track change, selection or acquisition by displacement of the head
    • G11B5/5521Track change, selection or acquisition by displacement of the head across disk tracks
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/60Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005Specially adapted for spacing from a rotating disc using a fluid cushion
CH823972A 1971-06-24 1972-06-02 CH560444A5 (ko)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH560444A5 true CH560444A5 (ko) 1975-03-27

Family

ID=9079271

Family Applications (1)

Application Number Title Priority Date Filing Date
CH823972A CH560444A5 (ko) 1971-06-24 1972-06-02

Country Status (10)

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

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
EP1619669B1 (en) * 1993-12-15 2009-09-16 Seagate Removable Storage Solutions LLC Voice coil driven positioner for coarse and fine positioning of magnetic head in multi-track type drive
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
CA965182A (en) 1975-03-25
GB1377670A (en) 1974-12-18
US3827081A (en) 1974-07-30
NL7207923A (ko) 1972-12-28
FR2142769B1 (ko) 1973-06-29
BE785236A (fr) 1972-10-16
DE2230946A1 (de) 1972-12-28
FR2142769A1 (ko) 1973-02-02
IT956807B (it) 1973-10-10
SU438206A3 (ru) 1974-07-30

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Legal Events

Date Code Title Description
PL Patent ceased