AU500031B2 - Thermal detector - Google Patents

Thermal detector

Info

Publication number
AU500031B2
AU500031B2 AU16460/76A AU1646076A AU500031B2 AU 500031 B2 AU500031 B2 AU 500031B2 AU 16460/76 A AU16460/76 A AU 16460/76A AU 1646076 A AU1646076 A AU 1646076A AU 500031 B2 AU500031 B2 AU 500031B2
Authority
AU
Australia
Prior art keywords
thermal detector
detector
thermal
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
AU16460/76A
Other versions
AU1646076A (en
Inventor
D. L Redfern
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.)
Guelph Pty 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
Priority to AU16460/76A priority Critical patent/AU500031B2/en
Publication of AU1646076A publication Critical patent/AU1646076A/en
Application granted granted Critical
Publication of AU500031B2 publication Critical patent/AU500031B2/en
Expired 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)
AU16460/76A 1975-08-11 1975-08-11 Thermal detector Expired AU500031B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU16460/76A AU500031B2 (en) 1975-08-11 1975-08-11 Thermal detector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU16460/76A AU500031B2 (en) 1975-08-11 1975-08-11 Thermal detector
AUPC272175 1975-08-11

Publications (2)

Publication Number Publication Date
AU1646076A AU1646076A (en) 1978-02-02
AU500031B2 true AU500031B2 (en) 1979-05-10

Family

ID=25616419

Family Applications (1)

Application Number Title Priority Date Filing Date
AU16460/76A Expired AU500031B2 (en) 1975-08-11 1975-08-11 Thermal detector

Country Status (1)

Country Link
AU (1) AU500031B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429282A2 (en) * 1989-11-20 1991-05-29 Motorola, Inc. Thermal protection circuit for a power semiconductor switch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0429282A2 (en) * 1989-11-20 1991-05-29 Motorola, Inc. Thermal protection circuit for a power semiconductor switch
EP0429282A3 (en) * 1989-11-20 1992-06-03 Motorola, Inc. Thermal protection method for a power device

Also Published As

Publication number Publication date
AU1646076A (en) 1978-02-02

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