NZ201202A - Rate of temperature change detector incorporating shape memory effect elements operating in opposition - Google Patents

Rate of temperature change detector incorporating shape memory effect elements operating in opposition

Info

Publication number
NZ201202A
NZ201202A NZ20120282A NZ20120282A NZ201202A NZ 201202 A NZ201202 A NZ 201202A NZ 20120282 A NZ20120282 A NZ 20120282A NZ 20120282 A NZ20120282 A NZ 20120282A NZ 201202 A NZ201202 A NZ 201202A
Authority
NZ
New Zealand
Prior art keywords
opposition
rate
temperature change
shape memory
memory effect
Prior art date
Application number
NZ20120282A
Other languages
English (en)
Inventor
D J Andrews
W B Hart
Original Assignee
Chubb Fire Security 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 Chubb Fire Security Ltd filed Critical Chubb Fire Security Ltd
Publication of NZ201202A publication Critical patent/NZ201202A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/323—Thermally-sensitive members making use of shape memory materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/0107—Details making use of shape memory materials
    • H01H2061/0115—Shape memory alloy [SMA] actuator formed by coil spring

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fire-Detection Mechanisms (AREA)
NZ20120282A 1981-07-14 1982-07-08 Rate of temperature change detector incorporating shape memory effect elements operating in opposition NZ201202A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8121643 1981-07-14
GB8201978 1982-01-25

Publications (1)

Publication Number Publication Date
NZ201202A true NZ201202A (en) 1984-10-19

Family

ID=26280113

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ20120282A NZ201202A (en) 1981-07-14 1982-07-08 Rate of temperature change detector incorporating shape memory effect elements operating in opposition

Country Status (5)

Country Link
EP (1) EP0070137A1 (xx)
AU (1) AU8591582A (xx)
CA (1) CA1166717A (xx)
GB (1) GB2106246B (xx)
NZ (1) NZ201202A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3400409A1 (de) * 1984-01-07 1985-07-18 Vdo Adolf Schindling Ag, 6000 Frankfurt Temperaturschalter
JPH0218906Y2 (xx) * 1985-04-11 1990-05-25
US6139180A (en) * 1998-03-27 2000-10-31 Vesuvius Crucible Company Method and system for testing the accuracy of a thermocouple probe used to measure the temperature of molten steel
CN106781189A (zh) * 2016-12-23 2017-05-31 重庆山楂树科技有限公司 消防用报警装置
CN106846702A (zh) * 2017-03-29 2017-06-13 西南交通大学 一种基于形状记忆聚合物材料的火灾触发报警装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR981648A (fr) * 1949-01-07 1951-05-29 Etablissements Dorland Soc D Détecteur d'incendie
US3634803A (en) * 1969-07-22 1972-01-11 Robertshaw Controls Co Temperature-responsive switch assemblies
US3594674A (en) * 1969-08-13 1971-07-20 Robertshaw Controls Co Temperature-responsive control devcies adjustably responsive to various operating temperatures
US3731247A (en) * 1971-01-08 1973-05-01 American Thermostat Corp High temperature sensing apparatus effective over extensive lengths
US3691501A (en) * 1971-04-30 1972-09-12 Robertshaw Controls Co Thermostat assemblies utilizing a heat expansive and contractive elastomeric material
DE2139852A1 (de) * 1971-08-09 1973-02-15 Battelle Institut E V Schaltelement mit temperaturabhaengiger schaltstellung
DE3005470A1 (de) * 1980-01-14 1981-07-23 BBC AG Brown, Boveri & Cie., Baden, Aargau Thermomechanischer schutzschalter

Also Published As

Publication number Publication date
AU8591582A (en) 1983-01-20
CA1166717A (en) 1984-05-01
GB2106246B (en) 1985-09-18
EP0070137A1 (en) 1983-01-19
GB2106246A (en) 1983-04-07

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