FR2321117B1 - - Google Patents

Info

Publication number
FR2321117B1
FR2321117B1 FR7624931A FR7624931A FR2321117B1 FR 2321117 B1 FR2321117 B1 FR 2321117B1 FR 7624931 A FR7624931 A FR 7624931A FR 7624931 A FR7624931 A FR 7624931A FR 2321117 B1 FR2321117 B1 FR 2321117B1
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
FR7624931A
Other languages
French (fr)
Other versions
FR2321117A1 (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.)
Wormald International Ltd
Original Assignee
Wormald International 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 Wormald International Ltd filed Critical Wormald International Ltd
Publication of FR2321117A1 publication Critical patent/FR2321117A1/fr
Application granted granted Critical
Publication of FR2321117B1 publication Critical patent/FR2321117B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
    • G01K3/10—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/005—Circuits arrangements for indicating a predetermined temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Nonlinear Science (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
FR7624931A 1975-08-11 1976-08-11 Dispositif de detection thermique Granted FR2321117A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPC272175 1975-08-11

Publications (2)

Publication Number Publication Date
FR2321117A1 FR2321117A1 (fr) 1977-03-11
FR2321117B1 true FR2321117B1 (xx) 1981-08-28

Family

ID=3766316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7624931A Granted FR2321117A1 (fr) 1975-08-11 1976-08-11 Dispositif de detection thermique

Country Status (6)

Country Link
JP (1) JPS5222976A (xx)
CH (1) CH607179A5 (xx)
DE (1) DE2635640A1 (xx)
FR (1) FR2321117A1 (xx)
GB (1) GB1507268A (xx)
NZ (1) NZ181746A (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2933874C2 (de) * 1978-08-24 1986-07-17 Hochiki Corp., Tokio/Tokyo Fühlvorrichtung zur Wahrnehmung von Temperaturunterschieden zwischen zwei Punkten
JPS5717810A (en) * 1980-07-07 1982-01-29 Nippon Denso Co Ltd Alarm method and device for vehicle
DE3328450A1 (de) * 1983-08-06 1985-02-28 Daimler-Benz Ag, 7000 Stuttgart Verfahren zur ueberpruefung von messfuehlern
JPS61112489U (xx) * 1984-12-24 1986-07-16
JPS62247499A (ja) * 1986-11-25 1987-10-28 松下電工株式会社 熱感知器
JPH0755674Y2 (ja) * 1988-02-02 1995-12-20 ニッタン株式会社 火災感知器
JP2650998B2 (ja) * 1989-01-07 1997-09-10 古河電気工業株式会社 液体、気体等の検知用光ファイバ
DE3922234A1 (de) * 1989-07-06 1991-01-10 Kloeckner Becorit Gmbh Temperaturueberwachung, insbesondere fuer das kuehlsystem eines verbrennungsmotors im untertaegigen grubenbetrieb
DE4235113A1 (de) * 1992-10-17 1994-04-21 Bayerische Motoren Werke Ag Verfahren zur Diagnose der Komponenten eines Heizstromkreises für einen elektrisch leitfähigen Körper
DE10020380A1 (de) 2000-04-26 2001-10-31 Bodenseewerk Geraetetech Verfahren und Vorrichtung zur Früherkennung einer möglichen Überhitzung eines Gegenstandes
DE102007045370A1 (de) * 2007-09-22 2009-04-02 Zf Friedrichshafen Ag Verfahren zur Bestimmung einer Leistungsfähigkeit eines Kühlsystems
FR2984495B1 (fr) * 2011-12-15 2016-04-15 Valeo Systemes De Controle Moteur Procede de mesure de la temperature
US10302502B2 (en) 2014-05-15 2019-05-28 Microchip Technology Incorporated Determining rate of change in temperature measurements

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1191363A (en) * 1968-02-19 1970-05-13 Pavelle Ltd Improvements in or relating to Electronic Thermostats.
US3701985A (en) * 1971-04-05 1972-10-31 John S Davies Fire detection system and unit
BE791365A (fr) * 1971-11-15 1973-03-01 Guilleux Robert Dispositif de detection des variations de temperature
JPS5727109Y2 (xx) * 1974-07-20 1982-06-12

Also Published As

Publication number Publication date
JPS5222976A (en) 1977-02-21
CH607179A5 (xx) 1978-11-30
DE2635640A1 (de) 1977-03-03
FR2321117A1 (fr) 1977-03-11
NZ181746A (en) 1979-11-01
GB1507268A (en) 1978-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse