CA1282471C - Dispositif d'essai pour detecteurs de fumee - Google Patents

Dispositif d'essai pour detecteurs de fumee

Info

Publication number
CA1282471C
CA1282471C CA000554855A CA554855A CA1282471C CA 1282471 C CA1282471 C CA 1282471C CA 000554855 A CA000554855 A CA 000554855A CA 554855 A CA554855 A CA 554855A CA 1282471 C CA1282471 C CA 1282471C
Authority
CA
Canada
Prior art keywords
heating element
testing device
fire
detector
housing
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 - Lifetime
Application number
CA000554855A
Other languages
English (en)
Inventor
Robert Matthews
Jack Duggan
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.)
Fire Detection Devices Ltd
Original Assignee
Fire Detection Devices 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 Fire Detection Devices Ltd filed Critical Fire Detection Devices Ltd
Priority to CA000554855A priority Critical patent/CA1282471C/fr
Application granted granted Critical
Publication of CA1282471C publication Critical patent/CA1282471C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
    • G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
CA000554855A 1987-12-18 1987-12-18 Dispositif d'essai pour detecteurs de fumee Expired - Lifetime CA1282471C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000554855A CA1282471C (fr) 1987-12-18 1987-12-18 Dispositif d'essai pour detecteurs de fumee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000554855A CA1282471C (fr) 1987-12-18 1987-12-18 Dispositif d'essai pour detecteurs de fumee

Publications (1)

Publication Number Publication Date
CA1282471C true CA1282471C (fr) 1991-04-02

Family

ID=4137106

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000554855A Expired - Lifetime CA1282471C (fr) 1987-12-18 1987-12-18 Dispositif d'essai pour detecteurs de fumee

Country Status (1)

Country Link
CA (1) CA1282471C (fr)

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Legal Events

Date Code Title Description
MKEX Expiry