FR2189788B1 - - Google Patents

Info

Publication number
FR2189788B1
FR2189788B1 FR7322890A FR7322890A FR2189788B1 FR 2189788 B1 FR2189788 B1 FR 2189788B1 FR 7322890 A FR7322890 A FR 7322890A FR 7322890 A FR7322890 A FR 7322890A FR 2189788 B1 FR2189788 B1 FR 2189788B1
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
FR7322890A
Other languages
French (fr)
Other versions
FR2189788A1 (enExample
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2189788A1 publication Critical patent/FR2189788A1/fr
Application granted granted Critical
Publication of FR2189788B1 publication Critical patent/FR2189788B1/fr
Expired legal-status Critical Current

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
    • G05B11/00—Automatic controllers
    • G05B11/01—Automatic controllers electric
    • G05B11/012—Automatic controllers electric details of the transmission means
    • 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
    • G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
    • G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
    • G05B1/04—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric with sensing of the position of the pointer of a measuring instrument
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7322890A 1972-06-23 1973-06-22 Expired FR2189788B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2955172 1972-06-23

Publications (2)

Publication Number Publication Date
FR2189788A1 FR2189788A1 (enExample) 1974-01-25
FR2189788B1 true FR2189788B1 (enExample) 1977-02-18

Family

ID=10293327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7322890A Expired FR2189788B1 (enExample) 1972-06-23 1973-06-22

Country Status (5)

Country Link
JP (1) JPS4950374A (enExample)
DE (1) DE2332026A1 (enExample)
FR (1) FR2189788B1 (enExample)
IT (1) IT989410B (enExample)
NL (1) NL7308622A (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503091A (en) * 1944-04-26 1950-04-04 Brooke Engineering Company Inc Electric motor control system
DE1809342A1 (de) * 1968-11-16 1970-06-11 Heraeus Gmbh W C Vorrichtung zum Steuern der seitlichen Verschiebung eines plattierten Bandes waehrend seiner Zufuehrung zu einer Schneidvorrichtung
DE1812170A1 (de) * 1968-12-02 1970-06-11 Rota App Und Maschb Dr Hennig Schwebekoerper-Durchflussmesser mit Signalgabe

Also Published As

Publication number Publication date
DE2332026A1 (de) 1974-02-21
FR2189788A1 (enExample) 1974-01-25
JPS4950374A (enExample) 1974-05-16
IT989410B (it) 1975-05-20
NL7308622A (enExample) 1973-12-27

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Legal Events

Date Code Title Description
ST Notification of lapse