DE2523854C3 - Elektromagnetische Warnvorrichtung - Google Patents

Elektromagnetische Warnvorrichtung

Info

Publication number
DE2523854C3
DE2523854C3 DE2523854A DE2523854A DE2523854C3 DE 2523854 C3 DE2523854 C3 DE 2523854C3 DE 2523854 A DE2523854 A DE 2523854A DE 2523854 A DE2523854 A DE 2523854A DE 2523854 C3 DE2523854 C3 DE 2523854C3
Authority
DE
Germany
Prior art keywords
opening
wall
plate
openings
warning device
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
DE2523854A
Other languages
German (de)
English (en)
Other versions
DE2523854A1 (de
DE2523854B2 (de
Inventor
Auf Nichtnennung Antrag
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 Courbevoie (frankreich)
Original Assignee
Klaxon Sa Courbevoie (frankreich)
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 Courbevoie (frankreich) filed Critical Klaxon Sa Courbevoie (frankreich)
Publication of DE2523854A1 publication Critical patent/DE2523854A1/de
Publication of DE2523854B2 publication Critical patent/DE2523854B2/de
Application granted granted Critical
Publication of DE2523854C3 publication Critical patent/DE2523854C3/de
Expired 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
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • 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
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • G10K9/15—Self-interrupting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Closures For Containers (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Electromechanical Clocks (AREA)
DE2523854A 1974-05-31 1975-05-30 Elektromagnetische Warnvorrichtung Expired DE2523854C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7418951A FR2273335B1 (enExample) 1974-05-31 1974-05-31

Publications (3)

Publication Number Publication Date
DE2523854A1 DE2523854A1 (de) 1975-12-18
DE2523854B2 DE2523854B2 (de) 1978-12-21
DE2523854C3 true DE2523854C3 (de) 1979-08-30

Family

ID=9139517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2523854A Expired DE2523854C3 (de) 1974-05-31 1975-05-30 Elektromagnetische Warnvorrichtung

Country Status (4)

Country Link
US (1) US4000715A (enExample)
DE (1) DE2523854C3 (enExample)
FR (1) FR2273335B1 (enExample)
GB (1) GB1494406A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440052A1 (fr) * 1978-10-27 1980-05-23 Klaxon Sa Perfectionnements aux avertisseurs electromagnetiques
NZ203265A (en) * 1982-02-26 1985-04-30 Gen Electric Co Plc Electroacoustic transducer with attenuating shutter
US4813368A (en) * 1987-09-14 1989-03-21 Physical Systems, Inc. Musical tea kettle

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US758363A (en) * 1902-11-25 1904-04-26 Hutchison Acoustic Company Telephone-receiver.
US2153500A (en) * 1936-03-18 1939-04-04 Carl H Fowler Sound device
US3041601A (en) * 1959-10-08 1962-06-26 Electric Auto Lite Co Horn frame mounting means
US3094972A (en) * 1962-01-04 1963-06-25 Max H Leavenworth Sound producing device
US3432849A (en) * 1966-04-29 1969-03-11 Leonard E Earling Sound generator
US3866203A (en) * 1971-12-06 1975-02-11 Edwards Company Inc Audible signal apparatus

Also Published As

Publication number Publication date
DE2523854A1 (de) 1975-12-18
GB1494406A (en) 1977-12-07
FR2273335A1 (enExample) 1975-12-26
US4000715A (en) 1977-01-04
DE2523854B2 (de) 1978-12-21
FR2273335B1 (enExample) 1979-05-25

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee