FR2293733B1 - - Google Patents

Info

Publication number
FR2293733B1
FR2293733B1 FR757537308A FR7537308A FR2293733B1 FR 2293733 B1 FR2293733 B1 FR 2293733B1 FR 757537308 A FR757537308 A FR 757537308A FR 7537308 A FR7537308 A FR 7537308A FR 2293733 B1 FR2293733 B1 FR 2293733B1
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
FR757537308A
Other languages
French (fr)
Other versions
FR2293733A1 (fr
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of FR2293733A1 publication Critical patent/FR2293733A1/fr
Application granted granted Critical
Publication of FR2293733B1 publication Critical patent/FR2293733B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • 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
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/26—Automatic controllers electric in which the output signal is a pulse-train
    • G05B11/30—Automatic controllers electric in which the output signal is a pulse-train using pulse-frequency modulation
    • 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
    • G05D3/20—Control of position or direction using feedback using a digital comparing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Stepping Motors (AREA)
  • Control Of Position Or Direction (AREA)
FR7537308A 1974-12-06 1975-12-05 Dispositif d'asservissement Granted FR2293733A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52927/74A GB1507988A (en) 1974-12-06 1974-12-06 Servo systems

Publications (2)

Publication Number Publication Date
FR2293733A1 FR2293733A1 (fr) 1976-07-02
FR2293733B1 true FR2293733B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-03-06

Family

ID=10465854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537308A Granted FR2293733A1 (fr) 1974-12-06 1975-12-05 Dispositif d'asservissement

Country Status (4)

Country Link
US (1) US4066946A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2553542A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2293733A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1507988A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5567806A (en) * 1978-11-14 1980-05-22 Ricoh Co Ltd Positioning control system
EP1067497B1 (de) * 1999-07-09 2008-02-27 Walter Dr. Mehnert Verfahren zur seriellen Übertragung von digitalen Messdaten
DE102015000937B4 (de) * 2015-01-28 2021-12-02 Grammer Aktiengesellschaft Antriebsvorrichtung für ein Fahrzeuginnenraum-Ausstattungsteil sowie Verstellvorrichtung mit Antriebsvorrichtung und Kopfstütze mit Verstellvorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE563984A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1957-01-16 1900-01-01
US3370289A (en) * 1965-02-26 1968-02-20 Collins Radio Co Digital-to-analog converter system
US3435314A (en) * 1966-12-22 1969-03-25 Ibm Electronic high speed device incrementing control circuitry
US3435310A (en) * 1966-12-22 1969-03-25 Ibm Electronic high speed strip record accessing control circuitry
DE2238720A1 (de) * 1972-08-05 1974-02-07 Bruker Physik Ag Potentiometer-kompensator
US3908195A (en) * 1974-01-16 1975-09-23 Superior Electric Co Digitally determined velocity control method and means for a digital motor system
US3904858A (en) * 1974-02-21 1975-09-09 Superior Electric Co Absolute numerical control system
US3963971A (en) * 1974-12-19 1976-06-15 The Superior Electric Company Velocity change circuit for a digital motor

Also Published As

Publication number Publication date
GB1507988A (en) 1978-04-19
DE2553542A1 (de) 1976-06-10
FR2293733A1 (fr) 1976-07-02
US4066946A (en) 1978-01-03

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Legal Events

Date Code Title Description
ST Notification of lapse