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
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 Position Or Direction (AREA)
- Control Of Linear Motors (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7401721A FR2258661B1 (de) | 1974-01-18 | 1974-01-18 | |
NL7500187A NL7500187A (nl) | 1974-01-18 | 1975-01-08 | Inrichting voor het besturen van de verplaatsing en de eindstand van een verplaatsbaar orgaan. |
BR7500352A BR7500352A (pt) | 1974-01-18 | 1975-01-17 | Dispositivo de monitorizacao de deslocamento e de posicionamento de um sistema movel em transferencia |
GB216875A GB1489302A (en) | 1974-01-18 | 1975-01-17 | Arrangement for controlling the movement and positioning of a member |
IT1933675A IT1028416B (it) | 1974-01-18 | 1975-01-17 | Dispositivo per l asservimento dello spostamento e del posizionamento di un sistema mobile in translazione |
DE19752501792 DE2501792C2 (de) | 1974-01-18 | 1975-01-17 | Anordnung zum Regeln der Verschiebung und Positionierung eines translatorisch beweglichen Systems |
JP715475A JPS50115015A (de) | 1974-01-18 | 1975-01-17 | |
JP17426782U JPS58108509U (ja) | 1974-01-18 | 1982-11-19 | 可動装置の移動および位置付けを制御する装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7401721A FR2258661B1 (de) | 1974-01-18 | 1974-01-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2258661A1 FR2258661A1 (de) | 1975-08-18 |
FR2258661B1 true FR2258661B1 (de) | 1977-08-26 |
Family
ID=9133663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7401721A Expired FR2258661B1 (de) | 1974-01-18 | 1974-01-18 |
Country Status (7)
Country | Link |
---|---|
JP (2) | JPS50115015A (de) |
BR (1) | BR7500352A (de) |
DE (1) | DE2501792C2 (de) |
FR (1) | FR2258661B1 (de) |
GB (1) | GB1489302A (de) |
IT (1) | IT1028416B (de) |
NL (1) | NL7500187A (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2336768A1 (fr) * | 1975-12-24 | 1977-07-22 | Honeywell Bull Soc Ind | Procede pour deplacer un systeme mobile par rapport a un support d'enregistrement d'informations et dispositif pour le mettre en oeuvre |
DE2816780A1 (de) * | 1977-09-08 | 1979-03-22 | Agie Ag Ind Elektronik | Verfahren und vorrichtung zum zeitoptimalen positionieren mindestens eines gegenstandes in eine gewuenschte zielposition |
DE2833540A1 (de) * | 1978-07-31 | 1980-02-14 | Siemens Ag | Einrichtung zum regeln der geschwindigkeit eines positionierers fuer die schreib-/lesekoepfe eines magnetplattenspeichers |
FR2466078A1 (fr) * | 1979-09-21 | 1981-03-27 | Cii Honeywell Bull | Procede pour deplacer un systeme mobile par rapport a un support d'informations et dispositif pour le mettre en oeuvre |
FR2466081A1 (fr) * | 1979-09-21 | 1981-03-27 | Cii Honeywell Bull | Dispositif de mesure de vitesse d'un systeme mobile par rapport a un support d'informations |
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 (ja) * | 1982-06-11 | 1983-12-19 | Sharp Corp | ビデオデイスクプレ−ヤ |
GB2166889B (en) * | 1984-11-09 | 1988-01-06 | Ferranti Plc | Servo positioning system |
EP0321886A1 (de) * | 1987-12-21 | 1989-06-28 | Siemens Aktiengesellschaft | Verfahren zum geschwindigkeitsgeregelten Positionieren eines Schreib-/Lesekopfs in bezug auf einen rotierenden Aufzeichnungsträger |
JP2518885B2 (ja) * | 1988-02-05 | 1996-07-31 | シャープ株式会社 | アクセス制御方式 |
US4899234A (en) * | 1988-04-04 | 1990-02-06 | Magnetic Peripherals Inc. | Adaptive velocity profile for disk actuator control |
JPH0817015B2 (ja) * | 1988-08-25 | 1996-02-21 | シャープ株式会社 | アクセス制御方式 |
DE19620706C1 (de) * | 1996-05-23 | 1997-07-24 | Thomas Dipl Ing Knauf | Numerisches Verfahren zur Regelung für lineare Regelvorgänge, insbesondere geeignet zur schnellen und exakten Lage- und Drehzahlregelung von Elektromotoren |
JP2001216702A (ja) | 2000-02-02 | 2001-08-10 | Marantz Japan Inc | 光ディスクの再生装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2094610A5 (de) * | 1970-06-26 | 1972-02-04 | Bull General Electric | |
BE795583A (fr) * | 1972-02-18 | 1973-08-16 | Philips Nv | Procede et dispositif de positionnement |
-
1974
- 1974-01-18 FR FR7401721A patent/FR2258661B1/fr not_active Expired
-
1975
- 1975-01-08 NL NL7500187A patent/NL7500187A/xx not_active Application Discontinuation
- 1975-01-17 DE DE19752501792 patent/DE2501792C2/de not_active Expired
- 1975-01-17 JP JP715475A patent/JPS50115015A/ja active Pending
- 1975-01-17 GB GB216875A patent/GB1489302A/en not_active Expired
- 1975-01-17 IT IT1933675A patent/IT1028416B/it active
- 1975-01-17 BR BR7500352A patent/BR7500352A/pt unknown
-
1982
- 1982-11-19 JP JP17426782U patent/JPS58108509U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2501792C2 (de) | 1985-04-04 |
FR2258661A1 (de) | 1975-08-18 |
DE2501792A1 (de) | 1975-07-24 |
NL7500187A (nl) | 1975-07-22 |
JPS50115015A (de) | 1975-09-09 |
BR7500352A (pt) | 1975-11-04 |
IT1028416B (it) | 1979-01-30 |
JPS58108509U (ja) | 1983-07-23 |
GB1489302A (en) | 1977-10-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |