BE856325A - Montage pour decaler les tetes d'une memoire a disques, d'une distance definie du centre du cylindre de donnees - Google Patents

Montage pour decaler les tetes d'une memoire a disques, d'une distance definie du centre du cylindre de donnees

Info

Publication number
BE856325A
BE856325A BE178962A BE178962A BE856325A BE 856325 A BE856325 A BE 856325A BE 178962 A BE178962 A BE 178962A BE 178962 A BE178962 A BE 178962A BE 856325 A BE856325 A BE 856325A
Authority
BE
Belgium
Prior art keywords
heads
offset
mounting
center
disk memory
Prior art date
Application number
BE178962A
Other languages
English (en)
French (fr)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE856325A publication Critical patent/BE856325A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/39—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using a combination of the means covered by at least two of the preceding groups G05B19/21, G05B19/27 and G05B19/33
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position Or Direction (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
BE178962A 1976-06-30 1977-06-30 Montage pour decaler les tetes d'une memoire a disques, d'une distance definie du centre du cylindre de donnees BE856325A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2629473A DE2629473C2 (de) 1976-06-30 1976-06-30 Schaltungsanordnung zum Versetzen der Datenköpfe eines Plattenspeichers um einen definierten Betrag aus der Datenzylindermitte

Publications (1)

Publication Number Publication Date
BE856325A true BE856325A (fr) 1977-12-30

Family

ID=5981899

Family Applications (1)

Application Number Title Priority Date Filing Date
BE178962A BE856325A (fr) 1976-06-30 1977-06-30 Montage pour decaler les tetes d'une memoire a disques, d'une distance definie du centre du cylindre de donnees

Country Status (8)

Country Link
US (1) US4151567A (xx)
AT (1) AT372541B (xx)
BE (1) BE856325A (xx)
CH (1) CH615037A5 (xx)
DE (1) DE2629473C2 (xx)
GB (1) GB1530545A (xx)
IT (1) IT1084973B (xx)
NL (1) NL7707227A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268785A (en) * 1979-09-13 1981-05-19 Ampex Corporation Transient overshoot, undershoot and delay compensation circuit in systems comprising reactive filter networks
US4396959A (en) * 1980-09-24 1983-08-02 Quantum Corporation Data transducer position control system for rotating disk data storage equipment
US4396961A (en) * 1981-06-08 1983-08-02 Prasad D K Guru Video recorder controller apparatus and method
JPH0757111B2 (ja) * 1988-05-13 1995-06-14 富士通株式会社 磁気ディスクのサーボ回路
JPH04102277A (ja) * 1990-08-17 1992-04-03 Canon Inc ヘッド位置制御装置
US5193036A (en) * 1990-10-02 1993-03-09 International Business Machines Corporation Transducer head skew arrangement for disk drive system
EP1332494A4 (en) * 2000-09-21 2005-04-20 Gsi Lumonics Corp DIGITAL CONTROL SERVO SYSTEM
GB0313887D0 (en) * 2003-06-16 2003-07-23 Gsi Lumonics Ltd Monitoring and controlling of laser operation
DE602005011248D1 (de) * 2004-01-23 2009-01-08 Gsi Group Corp System und verfahren zum optimieren der zeichenmarkierungsleistung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427606A (en) * 1966-03-02 1969-02-11 Ibm Memory system
US3696354A (en) * 1971-11-19 1972-10-03 Gaston Albert Palombo Position control system
US3812533A (en) * 1972-12-22 1974-05-21 Vermont Res Corp Information storage unit transducer positioning system
US3994016A (en) * 1975-03-31 1976-11-23 Honeywell Information Systems, Inc. Head positioning servo system for disk drives

Also Published As

Publication number Publication date
AT372541B (de) 1983-10-25
US4151567A (en) 1979-04-24
GB1530545A (en) 1978-11-01
NL7707227A (nl) 1978-01-03
DE2629473A1 (de) 1978-01-05
CH615037A5 (xx) 1979-12-28
IT1084973B (it) 1985-05-28
ATA451877A (de) 1983-02-15
DE2629473C2 (de) 1982-10-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SIEMENS A.G.

Effective date: 19840630