NL268420A - - Google Patents

Info

Publication number
NL268420A
NL268420A NL268420DA NL268420A NL 268420 A NL268420 A NL 268420A NL 268420D A NL268420D A NL 268420DA NL 268420 A NL268420 A NL 268420A
Authority
NL
Netherlands
Application number
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.)
Publication of NL268420A publication Critical patent/NL268420A/xx

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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1427—Control of position or direction using feedback using an analogue comparing device with non-linear amplifier chain
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1445—Control of position or direction using feedback using an analogue comparing device with a plurality of loops

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Nonlinear Science (AREA)
  • Control Of Position Or Direction (AREA)
NL268420D 1960-08-24 NL268420A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51725A US3122687A (en) 1960-08-24 1960-08-24 Servo control system

Publications (1)

Publication Number Publication Date
NL268420A true NL268420A (de)

Family

ID=21973002

Family Applications (1)

Application Number Title Priority Date Filing Date
NL268420D NL268420A (de) 1960-08-24

Country Status (4)

Country Link
US (1) US3122687A (de)
CH (1) CH412006A (de)
GB (1) GB978894A (de)
NL (1) NL268420A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252303B (de) * 1963-04-23 1967-10-19 The English Electric Company Limited, London Elektrischer Regler
US3436627A (en) * 1964-08-06 1969-04-01 Tokyo Shibaura Electric Co Servocontrol system
US3412300A (en) * 1965-06-01 1968-11-19 Ibm Optimum switching of a bangbang servo
US3508129A (en) * 1966-10-21 1970-04-21 Hughes Aircraft Co Electronic system for correcting tracking errors
FR1543796A (fr) * 1966-12-30 Ibm Système de commande asservi, à réponse quasi instantanée
US3512066A (en) * 1967-03-08 1970-05-12 Gerber Scientific Instr Co Motor energizing system
GB1206720A (en) * 1968-02-22 1970-09-30 Rank Organisation Ltd Improvements in servo control systems
US3504249A (en) * 1968-05-16 1970-03-31 Gen Dynamics Corp Non-linear quickened monitor and controller
DE1951672A1 (de) * 1969-10-14 1971-04-29 Schneider Co Optische Werke Schaltungsanordnung fuer optische Geraete
GB1350084A (en) * 1971-02-18 1974-04-18 Rank Organisation Ltd Servomechanisms
GB1396834A (en) * 1973-01-31 1975-06-04 Ibm Data storage apparatus
US4096534A (en) * 1977-04-12 1978-06-20 International Business Machines Corporation Track accessing circuitry for a disk file with switchable filter
US4383208A (en) * 1979-12-31 1983-05-10 International Business Machines Corporation Dynamic determination of friction in a closed loop control system
US4398228A (en) * 1981-04-28 1983-08-09 Iomega Corporation Method of avoiding resonance in servo controlled apparatus
IT1247999B (it) * 1991-06-06 1995-01-05 Savio Spa Dispositivo per il cambio e il controllo delle alimentazioni di filo in una macchina circolare da maglieria a doppio cilindro.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB678520A (en) * 1949-10-19 1952-09-03 Emi Ltd Improvements relating to servo-mechanism
US2968180A (en) * 1956-05-04 1961-01-17 Curtiss R Schafer Alternating current bridges
US2901680A (en) * 1956-10-18 1959-08-25 Jr Leman Goldman Feedback circuits for servo applications
US2866145A (en) * 1956-12-11 1958-12-23 Gen Electric Error signal developing means for position programming control system
US3054924A (en) * 1958-03-28 1962-09-18 Siemens Ag Position control apparatus

Also Published As

Publication number Publication date
GB978894A (en) 1964-12-23
CH412006A (it) 1966-04-30
US3122687A (en) 1964-02-25

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