FR2019885A1 - - Google Patents

Info

Publication number
FR2019885A1
FR2019885A1 FR6930436A FR6930436A FR2019885A1 FR 2019885 A1 FR2019885 A1 FR 2019885A1 FR 6930436 A FR6930436 A FR 6930436A FR 6930436 A FR6930436 A FR 6930436A FR 2019885 A1 FR2019885 A1 FR 2019885A1
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.)
Withdrawn
Application number
FR6930436A
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.)
Eberspaecher Climate Control Systems GmbH and Co KG
Original Assignee
J Eberspaecher GmbH and Co KG
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 J Eberspaecher GmbH and Co KG filed Critical J Eberspaecher GmbH and Co KG
Publication of FR2019885A1 publication Critical patent/FR2019885A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Electrotherapy Devices (AREA)
  • Amplifiers (AREA)
FR6930436A 1968-10-04 1969-09-08 Withdrawn FR2019885A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681801158 DE1801158B2 (de) 1968-10-04 1968-10-04 Brueckenregler mit einem in der brueckendiagonalen angeordneten schaltverstaerker

Publications (1)

Publication Number Publication Date
FR2019885A1 true FR2019885A1 (fr) 1970-07-10

Family

ID=5709623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6930436A Withdrawn FR2019885A1 (fr) 1968-10-04 1969-09-08

Country Status (5)

Country Link
US (1) US3649854A (fr)
CH (1) CH506836A (fr)
DE (1) DE1801158B2 (fr)
FR (1) FR2019885A1 (fr)
SE (1) SE345536B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2949467C2 (de) * 1979-12-08 1983-11-03 Philips Kommunikations Industrie AG, 8500 Nürnberg Verfahren zur Messung von Widerständen, Widerstandsdifferenzen und zum Fehlerorten

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1927846A (en) * 1931-01-23 1933-09-26 Radio Patents Corp Electric amplifier
US3149224A (en) * 1961-11-24 1964-09-15 Monsanto Co Heater control circuit
US3281653A (en) * 1962-06-29 1966-10-25 Johnson Service Co Electronic system affording reversible modulating control
US3504196A (en) * 1967-06-16 1970-03-31 Westinghouse Electric Corp Amplifying apparatus operable to two stable output states

Also Published As

Publication number Publication date
DE1801158A1 (fr) 1970-04-23
SE345536B (fr) 1972-05-29
CH506836A (de) 1971-04-30
US3649854A (en) 1972-03-14
DE1801158B2 (de) 1972-08-17

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Legal Events

Date Code Title Description
ST Notification of lapse