NZ181746A - Thermal detector employs heat sensitive integrated circuit - Google Patents

Thermal detector employs heat sensitive integrated circuit

Info

Publication number
NZ181746A
NZ181746A NZ18174676A NZ18174676A NZ181746A NZ 181746 A NZ181746 A NZ 181746A NZ 18174676 A NZ18174676 A NZ 18174676A NZ 18174676 A NZ18174676 A NZ 18174676A NZ 181746 A NZ181746 A NZ 181746A
Authority
NZ
New Zealand
Prior art keywords
integrated circuit
heat sensitive
thermal detector
sensitive integrated
employs heat
Prior art date
Application number
NZ18174676A
Inventor
Dl Redfern
Original Assignee
Wormald Int
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 Int filed Critical Wormald Int
Publication of NZ181746A publication Critical patent/NZ181746A/en

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)
NZ18174676A 1975-08-11 1976-08-11 Thermal detector employs heat sensitive integrated circuit NZ181746A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NZ181746A true NZ181746A (en) 1979-11-01

Family

ID=3766316

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ18174676A NZ181746A (en) 1975-08-11 1976-08-11 Thermal detector employs heat sensitive integrated circuit

Country Status (6)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2933874C2 (en) * 1978-08-24 1986-07-17 Hochiki Corp., Tokio/Tokyo Sensing device for sensing temperature differences between two points
JPS5717810A (en) * 1980-07-07 1982-01-29 Nippon Denso Co Ltd Alarm method and device for vehicle
DE3328450A1 (en) * 1983-08-06 1985-02-28 Daimler-Benz Ag, 7000 Stuttgart METHOD FOR CHECKING PROBE
JPS61112489U (en) * 1984-12-24 1986-07-16
JPS62247499A (en) * 1986-11-25 1987-10-28 松下電工株式会社 Heat sensor
JPH0755674Y2 (en) * 1988-02-02 1995-12-20 ニッタン株式会社 Fire detector
JP2650998B2 (en) * 1989-01-07 1997-09-10 古河電気工業株式会社 Optical fiber for detecting liquid, gas, etc.
DE3922234A1 (en) * 1989-07-06 1991-01-10 Kloeckner Becorit Gmbh Temp. monitor esp. for combustion engine cooling system - switches off engine depending on temp. w.r.t. threshold comparison and temp. gradient against time
DE4235113A1 (en) * 1992-10-17 1994-04-21 Bayerische Motoren Werke Ag Method for diagnosing the components of a heating circuit for an electrically conductive body
DE10020380A1 (en) 2000-04-26 2001-10-31 Bodenseewerk Geraetetech Method and device for early detection of a possible overheating of an object
DE102007045370A1 (en) * 2007-09-22 2009-04-02 Zf Friedrichshafen Ag Method for determining a performance of a cooling system
FR2984495B1 (en) * 2011-12-15 2016-04-15 Valeo Systemes De Controle Moteur METHOD FOR MEASURING 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 (en) * 1971-11-15 1973-03-01 Guilleux Robert TEMPERATURE VARIATIONS DETECTION DEVICE
JPS5727109Y2 (en) * 1974-07-20 1982-06-12

Also Published As

Publication number Publication date
CH607179A5 (en) 1978-11-30
FR2321117B1 (en) 1981-08-28
JPS5222976A (en) 1977-02-21
DE2635640A1 (en) 1977-03-03
GB1507268A (en) 1978-04-12
FR2321117A1 (en) 1977-03-11

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