FR787274A - Electric automatic regulation device - Google Patents

Electric automatic regulation device

Info

Publication number
FR787274A
FR787274A FR787274DA FR787274A FR 787274 A FR787274 A FR 787274A FR 787274D A FR787274D A FR 787274DA FR 787274 A FR787274 A FR 787274A
Authority
FR
France
Prior art keywords
regulation device
automatic regulation
electric automatic
electric
regulation
Prior art date
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
Other languages
French (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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR787274A publication Critical patent/FR787274A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/20Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/1906Control of temperature characterised by the use of electric means using an analogue comparing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR787274D 1934-06-16 1934-06-16 Electric automatic regulation device Expired FR787274A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR787274T 1934-06-16

Publications (1)

Publication Number Publication Date
FR787274A true FR787274A (en) 1935-09-19

Family

ID=9218882

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787274D Expired FR787274A (en) 1934-06-16 1934-06-16 Electric automatic regulation device

Country Status (1)

Country Link
FR (1) FR787274A (en)

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