GB1267094A - - Google Patents

Info

Publication number
GB1267094A
GB1267094A GB1267094DA GB1267094A GB 1267094 A GB1267094 A GB 1267094A GB 1267094D A GB1267094D A GB 1267094DA GB 1267094 A GB1267094 A GB 1267094A
Authority
GB
United Kingdom
Prior art keywords
alarm
circuits
alarm signal
temperature
threshold
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
Other languages
English (en)
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 filed Critical
Publication of GB1267094A publication Critical patent/GB1267094A/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
    • 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)
  • Measurement Of Current Or Voltage (AREA)
GB1267094D 1968-06-26 1969-05-30 Expired GB1267094A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE717145 1968-06-26

Publications (1)

Publication Number Publication Date
GB1267094A true GB1267094A (enrdf_load_stackoverflow) 1972-03-15

Family

ID=3853143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1267094D Expired GB1267094A (enrdf_load_stackoverflow) 1968-06-26 1969-05-30

Country Status (2)

Country Link
BE (1) BE717145A (enrdf_load_stackoverflow)
GB (1) GB1267094A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE717145A (enrdf_load_stackoverflow) 1968-12-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee