DE3468950D1 - Electrical circuit arrangements with charge storage detector - Google Patents

Electrical circuit arrangements with charge storage detector

Info

Publication number
DE3468950D1
DE3468950D1 DE8484307439T DE3468950T DE3468950D1 DE 3468950 D1 DE3468950 D1 DE 3468950D1 DE 8484307439 T DE8484307439 T DE 8484307439T DE 3468950 T DE3468950 T DE 3468950T DE 3468950 D1 DE3468950 D1 DE 3468950D1
Authority
DE
Germany
Prior art keywords
electrical circuit
charge storage
circuit arrangements
storage detector
detector
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
DE8484307439T
Other languages
English (en)
Inventor
Alfred Robert Brown
Richard Anthony Whetton
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.)
Kidde Graviner Ltd
Original Assignee
Graviner 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 Graviner Ltd filed Critical Graviner Ltd
Application granted granted Critical
Publication of DE3468950D1 publication Critical patent/DE3468950D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Fire Alarms (AREA)
DE8484307439T 1983-11-04 1984-10-29 Electrical circuit arrangements with charge storage detector Expired DE3468950D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08329473A GB2149167B (en) 1983-11-04 1983-11-04 Electrical circuit arrangements in fire alarms

Publications (1)

Publication Number Publication Date
DE3468950D1 true DE3468950D1 (en) 1988-02-25

Family

ID=10551230

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484307439T Expired DE3468950D1 (en) 1983-11-04 1984-10-29 Electrical circuit arrangements with charge storage detector

Country Status (7)

Country Link
US (1) US4628301A (de)
EP (1) EP0142310B1 (de)
JP (1) JPS60133318A (de)
BR (1) BR8405558A (de)
DE (1) DE3468950D1 (de)
GB (1) GB2149167B (de)
IN (1) IN163007B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2588081B1 (fr) * 1985-09-27 1988-07-29 Abg Semca Procede de surveillance de temperature a l'aide d'un detecteur a fil
FR2608815B1 (fr) * 1986-12-17 1989-04-28 Aerospatiale Systeme pour detecter la surchauffe d'ambiance de differents espaces
FR2689664B1 (fr) * 1992-04-01 2003-01-24 Aerospatiale Appareil de contrôle de boucle de surveillance d'air chaud.
US5663710A (en) * 1995-07-18 1997-09-02 Jaycor Backscatter-type visibility detection
US6384731B1 (en) 2001-02-20 2002-05-07 Ronald L. Sutherland System for detecting a fire event
US11879787B2 (en) * 2020-10-06 2024-01-23 Kidde Technologies, Inc. Heat sensor cable with ceramic coil and eutectic salt between inner and outer conductors

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB953166A (de) *
GB872042A (en) * 1956-10-01 1961-07-05 Sperry Rand Corp Temperature responsive apparatus
NL265773A (de) * 1960-06-09 1900-01-01
GB1151691A (en) * 1965-01-09 1969-05-14 Graviner Colnbrook Ltd Improvements in or relating to Electrical Circuits
GB1006208A (en) * 1962-11-20 1965-09-29 Specialties Dev Corp Heat detecting apparatus
GB1013797A (en) * 1962-12-17 1965-12-22 Pyrene Co Ltd Improvements in or relating to fire-detection circuits
DE1261026B (de) * 1965-01-09 1968-02-08 Graviner Colnbroock Ltd UEberhitzungs- und Feuerwarnsystem
CH468682A (de) * 1967-06-26 1969-02-15 Cerberus Ag Feuermeldeanlage
US3540041A (en) * 1967-07-24 1970-11-10 Whittaker Corp Fire warning system improvement
JPS5275298A (en) * 1975-12-19 1977-06-24 Omron Tateisi Electronics Co Fire receiver
DE2641574A1 (de) * 1976-09-13 1978-03-16 Siemens Ag Zylinderkondensator
DE2804523C3 (de) * 1978-02-02 1981-12-03 Preussag Ag Feuerschutz, 2060 Bad Oldesloe Brandmeldeeinrichtung
JPS577102Y2 (de) * 1978-02-16 1982-02-10
GB2065348B (en) * 1979-12-07 1983-06-22 Rca Security Systems Ltd Multiple alarm condition detection and signalling
JPS586139A (ja) * 1981-07-02 1983-01-13 Seiko Epson Corp 半導体装置の製造方法
EP0087308A2 (de) * 1982-02-23 1983-08-31 Dreamland Electrical Appliances P.L.C. Temperaturüberwachungssysteme

Also Published As

Publication number Publication date
EP0142310B1 (de) 1988-01-20
BR8405558A (pt) 1985-09-10
GB2149167A (en) 1985-06-05
US4628301A (en) 1986-12-09
EP0142310A1 (de) 1985-05-22
GB8329473D0 (en) 1983-12-07
GB2149167B (en) 1987-04-08
JPS60133318A (ja) 1985-07-16
JPH058764B2 (de) 1993-02-03
IN163007B (de) 1988-07-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KIDDE-GRAVINER LTD., DERBY, DERBYSHIRE, GB