EP0371761A3 - Warnlichtanlage - Google Patents

Warnlichtanlage Download PDF

Info

Publication number
EP0371761A3
EP0371761A3 EP19890312359 EP89312359A EP0371761A3 EP 0371761 A3 EP0371761 A3 EP 0371761A3 EP 19890312359 EP19890312359 EP 19890312359 EP 89312359 A EP89312359 A EP 89312359A EP 0371761 A3 EP0371761 A3 EP 0371761A3
Authority
EP
European Patent Office
Prior art keywords
detection circuit
light source
predefined signal
warning light
light
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.)
Ceased
Application number
EP19890312359
Other languages
English (en)
French (fr)
Other versions
EP0371761A2 (de
Inventor
William A. Johnson
James W. Budzyna
David J. Howe
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.)
Universal Electronics Inc
Original Assignee
Eveready Battery Co Inc
Universal Electronics Inc
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 Eveready Battery Co Inc, Universal Electronics Inc filed Critical Eveready Battery Co Inc
Publication of EP0371761A2 publication Critical patent/EP0371761A2/de
Publication of EP0371761A3 publication Critical patent/EP0371761A3/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to two or more of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • G08B7/064—Signalling systems according to two or more of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources indicating houses needing emergency help, e.g. with a flashing light or sound

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Emergency Alarm Devices (AREA)
EP19890312359 1988-11-28 1989-11-28 Warnlichtanlage Ceased EP0371761A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27665488A 1988-11-28 1988-11-28
US276654 1988-11-28

Publications (2)

Publication Number Publication Date
EP0371761A2 EP0371761A2 (de) 1990-06-06
EP0371761A3 true EP0371761A3 (de) 1992-01-02

Family

ID=23057560

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890312359 Ceased EP0371761A3 (de) 1988-11-28 1989-11-28 Warnlichtanlage

Country Status (2)

Country Link
EP (1) EP0371761A3 (de)
CA (1) CA2002651C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9203931L (sv) * 1992-12-29 1994-06-30 Interspiro Ab Optisk varningsanordning
GB0909077D0 (en) * 2009-05-27 2009-07-01 Wilson Derek A Safety device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911425A (en) * 1974-09-05 1975-10-07 Hrand M Muncheryan Alarm system for signalling for emergency help
US4189720A (en) * 1977-10-07 1980-02-19 Lott Thomas M Repeater for smoke and similar alarms
US4258291A (en) * 1978-11-01 1981-03-24 Robert J. Scott Smoke alarm activated portable lamp
GB2067803A (en) * 1980-01-18 1981-07-30 Triumph Adler Buero Inf Emergency call system
CA1141004A (en) * 1981-04-24 1983-02-08 Vincent Varano Alarm system activated by buzzers
US4514725A (en) * 1982-12-20 1985-04-30 Bristley Barbara E Window shade mounted alarm system
US4524304A (en) * 1982-08-19 1985-06-18 Gateway Scientific, Inc. Smoke alarm activated light
US4686505A (en) * 1984-09-13 1987-08-11 Vanderburg Curtis E Emergency lighting system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3911425A (en) * 1974-09-05 1975-10-07 Hrand M Muncheryan Alarm system for signalling for emergency help
US4189720A (en) * 1977-10-07 1980-02-19 Lott Thomas M Repeater for smoke and similar alarms
US4258291A (en) * 1978-11-01 1981-03-24 Robert J. Scott Smoke alarm activated portable lamp
GB2067803A (en) * 1980-01-18 1981-07-30 Triumph Adler Buero Inf Emergency call system
CA1141004A (en) * 1981-04-24 1983-02-08 Vincent Varano Alarm system activated by buzzers
US4524304A (en) * 1982-08-19 1985-06-18 Gateway Scientific, Inc. Smoke alarm activated light
US4514725A (en) * 1982-12-20 1985-04-30 Bristley Barbara E Window shade mounted alarm system
US4686505A (en) * 1984-09-13 1987-08-11 Vanderburg Curtis E Emergency lighting system

Also Published As

Publication number Publication date
EP0371761A2 (de) 1990-06-06
CA2002651C (en) 1995-05-02
CA2002651A1 (en) 1990-05-28

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19900706

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Owner name: UNIVERSAL ELECTRONICS, INC.

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18R Application refused

Effective date: 19961031