FR2258661B1 - - Google Patents

Info

Publication number
FR2258661B1
FR2258661B1 FR7401721A FR7401721A FR2258661B1 FR 2258661 B1 FR2258661 B1 FR 2258661B1 FR 7401721 A FR7401721 A FR 7401721A FR 7401721 A FR7401721 A FR 7401721A FR 2258661 B1 FR2258661 B1 FR 2258661B1
Authority
FR
France
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
FR7401721A
Other languages
French (fr)
Other versions
FR2258661A1 (en
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 SA
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
Priority to FR7401721A priority Critical patent/FR2258661B1/fr
Priority to NL7500187A priority patent/NL7500187A/en
Priority to DE19752501792 priority patent/DE2501792C2/en
Priority to JP715475A priority patent/JPS50115015A/ja
Priority to IT1933675A priority patent/IT1028416B/en
Priority to GB216875A priority patent/GB1489302A/en
Priority to BR7500352A priority patent/BR7500352A/en
Publication of FR2258661A1 publication Critical patent/FR2258661A1/fr
Application granted granted Critical
Publication of FR2258661B1 publication Critical patent/FR2258661B1/fr
Priority to JP17426782U priority patent/JPS58108509U/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005—Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • 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
    • G05B19/21—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 an incremental digital measuring device
    • G05B19/23—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 an incremental digital measuring device for point-to-point control
    • G05B19/231—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 an incremental digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
    • G05B19/232—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 an incremental digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude with speed feedback only
    • 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
    • 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
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/42—Servomotor, servo controller kind till VSS
    • G05B2219/42186—Master slave, motion proportional to axis
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/43—Speed, acceleration, deceleration control ADC
    • G05B2219/43047—If speed below reference, small acceleration, if above, large deceleration

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 Linear Motors (AREA)
  • Control Of Position Or Direction (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
FR7401721A 1974-01-18 1974-01-18 Expired FR2258661B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7401721A FR2258661B1 (en) 1974-01-18 1974-01-18
NL7500187A NL7500187A (en) 1974-01-18 1975-01-08 DEVICE FOR CONTROLLING THE MOVEMENT AND THE FINAL POSITION OF A MOVABLE BODY.
JP715475A JPS50115015A (en) 1974-01-18 1975-01-17
IT1933675A IT1028416B (en) 1974-01-18 1975-01-17 DEVICE FOR THE ASSERMENT OF THE MOVEMENT AND POSITIONING OF A TRANSLATING MOBILE SYSTEM
DE19752501792 DE2501792C2 (en) 1974-01-18 1975-01-17 Arrangement for regulating the displacement and positioning of a translationally movable system
GB216875A GB1489302A (en) 1974-01-18 1975-01-17 Arrangement for controlling the movement and positioning of a member
BR7500352A BR7500352A (en) 1974-01-18 1975-01-17 MOVEMENT AND POSITIONING MONITORING DEVICE FOR A MOVING SYSTEM IN TRANSFER
JP17426782U JPS58108509U (en) 1974-01-18 1982-11-19 Devices that control the movement and positioning of mobile equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401721A FR2258661B1 (en) 1974-01-18 1974-01-18

Publications (2)

Publication Number Publication Date
FR2258661A1 FR2258661A1 (en) 1975-08-18
FR2258661B1 true FR2258661B1 (en) 1977-08-26

Family

ID=9133663

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401721A Expired FR2258661B1 (en) 1974-01-18 1974-01-18

Country Status (7)

Country Link
JP (2) JPS50115015A (en)
BR (1) BR7500352A (en)
DE (1) DE2501792C2 (en)
FR (1) FR2258661B1 (en)
GB (1) GB1489302A (en)
IT (1) IT1028416B (en)
NL (1) NL7500187A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2336768A1 (en) * 1975-12-24 1977-07-22 Honeywell Bull Soc Ind METHOD FOR MOVING A MOBILE SYSTEM RELATIVE TO AN INFORMATION-RECORDING MEDIUM AND DEVICE FOR IMPLEMENTING IT
DE2816780A1 (en) * 1977-09-08 1979-03-22 Agie Ag Ind Elektronik METHOD AND DEVICE FOR THE OPTIMAL TIME POSITIONING OF AT LEAST ONE OBJECT IN A DESIRED TARGET POSITION
DE2833540A1 (en) * 1978-07-31 1980-02-14 Siemens Ag DEVICE FOR REGULATING THE SPEED OF A POSITIONER FOR THE WRITING / READING HEADS OF A MAGNETIC DISK STORAGE
FR2466078A1 (en) * 1979-09-21 1981-03-27 Cii Honeywell Bull METHOD FOR MOVING A MOBILE SYSTEM IN RELATION TO AN INFORMATION MEDIUM AND DEVICE FOR IMPLEMENTING IT
FR2466081A1 (en) * 1979-09-21 1981-03-27 Cii Honeywell Bull DEVICE FOR MEASURING SPEED OF A MOBILE SYSTEM IN RELATION TO AN INFORMATION MEDIUM
JPS57103170A (en) * 1980-12-18 1982-06-26 Toshiba Corp Magnetic disk device
US4544968A (en) * 1982-05-17 1985-10-01 International Business Machines Corporation Sector servo seek control
JPS58218077A (en) * 1982-06-11 1983-12-19 Sharp Corp Video disc player
GB2166889B (en) * 1984-11-09 1988-01-06 Ferranti Plc Servo positioning system
EP0321886A1 (en) * 1987-12-21 1989-06-28 Siemens Aktiengesellschaft Method of speed-controlled positioning of a read/write head with regard to a rotating recording medium
JP2518885B2 (en) * 1988-02-05 1996-07-31 シャープ株式会社 Access control method
US4899234A (en) * 1988-04-04 1990-02-06 Magnetic Peripherals Inc. Adaptive velocity profile for disk actuator control
JPH0817015B2 (en) * 1988-08-25 1996-02-21 シャープ株式会社 Access control method
DE19620706C1 (en) * 1996-05-23 1997-07-24 Thomas Dipl Ing Knauf Numerical control method e.g. for position and speed of electric motor of railway vehicle
JP2001216702A (en) * 2000-02-02 2001-08-10 Marantz Japan Inc Reproducing device for optical disk

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2094610A5 (en) * 1970-06-26 1972-02-04 Bull General Electric
BE795583A (en) * 1972-02-18 1973-08-16 Philips Nv POSITIONING METHOD AND DEVICE

Also Published As

Publication number Publication date
NL7500187A (en) 1975-07-22
GB1489302A (en) 1977-10-19
FR2258661A1 (en) 1975-08-18
IT1028416B (en) 1979-01-30
JPS50115015A (en) 1975-09-09
DE2501792A1 (en) 1975-07-24
JPS58108509U (en) 1983-07-23
DE2501792C2 (en) 1985-04-04
BR7500352A (en) 1975-11-04

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Legal Events

Date Code Title Description
ST Notification of lapse