JPS5560997A - Electromagnetic alarm - Google Patents

Electromagnetic alarm

Info

Publication number
JPS5560997A
JPS5560997A JP13786779A JP13786779A JPS5560997A JP S5560997 A JPS5560997 A JP S5560997A JP 13786779 A JP13786779 A JP 13786779A JP 13786779 A JP13786779 A JP 13786779A JP S5560997 A JPS5560997 A JP S5560997A
Authority
JP
Japan
Prior art keywords
electromagnetic alarm
alarm
electromagnetic
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.)
Pending
Application number
JP13786779A
Other languages
English (en)
Inventor
Aa Wanoru Berutoran
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.)
Klaxon SA
Original Assignee
Klaxon SA
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 Klaxon SA filed Critical Klaxon SA
Publication of JPS5560997A publication Critical patent/JPS5560997A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Breakers (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Electromagnets (AREA)
JP13786779A 1978-10-27 1979-10-26 Electromagnetic alarm Pending JPS5560997A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7830608A FR2440053A1 (fr) 1978-10-27 1978-10-27 Avertisseur electromagnetique

Publications (1)

Publication Number Publication Date
JPS5560997A true JPS5560997A (en) 1980-05-08

Family

ID=9214241

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13786779A Pending JPS5560997A (en) 1978-10-27 1979-10-26 Electromagnetic alarm

Country Status (8)

Country Link
US (1) US4396908A (ja)
JP (1) JPS5560997A (ja)
BR (1) BR7906920A (ja)
DE (1) DE2943057A1 (ja)
ES (1) ES485749A1 (ja)
FR (1) FR2440053A1 (ja)
GB (1) GB2035652B (ja)
IT (1) IT1124663B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19853506B4 (de) * 1998-11-20 2008-01-31 Robert Bosch Gmbh Akustischer Signalgeber

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH409715A (fr) * 1964-01-28 1966-03-15 Micheloud Andre Générateur électro-acoustique
GB1121261A (en) * 1966-06-27 1968-07-24 Lucas Industries Ltd Electromagnetic horns
US3631481A (en) * 1969-11-26 1971-12-28 Wheelock Signals Inc Sound generator
US3768158A (en) * 1971-10-22 1973-10-30 Stewart Warner Corp Buzzer manufacturing method
US3887914A (en) * 1973-01-09 1975-06-03 Star Mfg Co Contactless buzzer
US3974499A (en) * 1973-12-12 1976-08-10 Star Seimitsu Kabushiki Kaisha Contactless buzzer
US4149153A (en) * 1973-12-12 1979-04-10 Star Seimitsu Kabushiki Kaisha Contactless buzzer
US3945004A (en) * 1974-07-11 1976-03-16 Projects Unlimited, Inc. High efficiency buzzer
JPS53102386U (ja) * 1977-01-21 1978-08-18

Also Published As

Publication number Publication date
FR2440053B1 (ja) 1981-05-08
IT7926816A0 (it) 1979-10-26
BR7906920A (pt) 1980-09-16
GB2035652B (en) 1982-11-03
ES485749A1 (es) 1980-05-16
IT1124663B (it) 1986-05-14
US4396908A (en) 1983-08-02
DE2943057A1 (de) 1980-05-08
FR2440053A1 (fr) 1980-05-23
GB2035652A (en) 1980-06-18

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