BE872586A - Dispositif de commande d'un avertisseur electronique - Google Patents

Dispositif de commande d'un avertisseur electronique

Info

Publication number
BE872586A
BE872586A BE1009180A BE1009180A BE872586A BE 872586 A BE872586 A BE 872586A BE 1009180 A BE1009180 A BE 1009180A BE 1009180 A BE1009180 A BE 1009180A BE 872586 A BE872586 A BE 872586A
Authority
BE
Belgium
Prior art keywords
control device
electronic horn
horn control
electronic
horn
Prior art date
Application number
BE1009180A
Other languages
English (en)
Original Assignee
Accumulateurs Fixes
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 Accumulateurs Fixes filed Critical Accumulateurs Fixes
Publication of BE872586A publication Critical patent/BE872586A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
BE1009180A 1977-12-28 1978-12-07 Dispositif de commande d'un avertisseur electronique BE872586A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739468A FR2413730A1 (fr) 1977-12-28 1977-12-28 Dispositif de commande d'un avertisseur electronique

Publications (1)

Publication Number Publication Date
BE872586A true BE872586A (fr) 1979-06-07

Family

ID=9199437

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1009180A BE872586A (fr) 1977-12-28 1978-12-07 Dispositif de commande d'un avertisseur electronique

Country Status (7)

Country Link
US (1) US4232305A (fr)
BE (1) BE872586A (fr)
CA (1) CA1106292A (fr)
DE (1) DE2855402A1 (fr)
ES (1) ES476437A1 (fr)
FR (1) FR2413730A1 (fr)
GB (1) GB2012094B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482888A (en) * 1980-11-28 1984-11-13 Tokyo Shibaura Denki Kabushiki Kaisha Alarming apparatus
US4388614A (en) * 1980-12-15 1983-06-14 The United States Of America As Represented By The Secretary Of The Air Force Automatically sequenced signaling system
WO1982002971A1 (fr) * 1981-02-18 1982-09-02 Coppen Anthony Roland Systeme d'alarme electronique
US4644327A (en) * 1982-07-30 1987-02-17 National Research Development Corp. Methods for generating auditory indicators
US4698619A (en) * 1984-05-07 1987-10-06 Honeywell Inc. Variable frequency fire tone generator
GB2222919A (en) * 1988-09-20 1990-03-21 Safety Equipment Public Inc Apparatus and methods for controlling a signal device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7205325A (fr) * 1972-04-20 1973-10-23
JPS607235B2 (ja) * 1975-10-28 1985-02-22 セイコーインスツルメンツ株式会社 アラーム電子時計
JPS52123223A (en) * 1976-04-08 1977-10-17 Toshiba Corp Electronic circuit for music box
US4094140A (en) * 1976-08-24 1978-06-13 Hideki Ohue Timepiece-gas lighter assembly
US4100543A (en) * 1977-02-04 1978-07-11 Napco Security Systems, Inc. Audible alarm apparatus particularly adaptable for use with fire and theft security systems

Also Published As

Publication number Publication date
DE2855402A1 (de) 1979-07-05
ES476437A1 (es) 1979-04-01
GB2012094B (en) 1982-05-06
GB2012094A (en) 1979-07-18
CA1106292A (fr) 1981-08-04
FR2413730A1 (fr) 1979-07-27
FR2413730B1 (fr) 1981-10-30
US4232305A (en) 1980-11-04

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