ATE7096T1 - Signalgeber zur erzeugung eines akustischen signals. - Google Patents

Signalgeber zur erzeugung eines akustischen signals.

Info

Publication number
ATE7096T1
ATE7096T1 AT81102766T AT81102766T ATE7096T1 AT E7096 T1 ATE7096 T1 AT E7096T1 AT 81102766 T AT81102766 T AT 81102766T AT 81102766 T AT81102766 T AT 81102766T AT E7096 T1 ATE7096 T1 AT E7096T1
Authority
AT
Austria
Prior art keywords
generate
acoustic signal
signaling devices
layer
piezoelectric
Prior art date
Application number
AT81102766T
Other languages
German (de)
English (en)
Inventor
Manfred Dipl.-Ing. Koslar
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Application granted granted Critical
Publication of ATE7096T1 publication Critical patent/ATE7096T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/10—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
AT81102766T 1980-04-10 1981-04-10 Signalgeber zur erzeugung eines akustischen signals. ATE7096T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3013788A DE3013788C2 (de) 1980-04-10 1980-04-10 Piezokeramikscheibe für einen Signalgeber zur Erzeugung eines akustischen Signals
EP81102766A EP0038043B1 (fr) 1980-04-10 1981-04-10 Générateur de signaux pour l'obtention d'un signal acoustique

Publications (1)

Publication Number Publication Date
ATE7096T1 true ATE7096T1 (de) 1984-04-15

Family

ID=6099671

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81102766T ATE7096T1 (de) 1980-04-10 1981-04-10 Signalgeber zur erzeugung eines akustischen signals.

Country Status (5)

Country Link
EP (1) EP0038043B1 (fr)
JP (1) JPS57500494A (fr)
AT (1) ATE7096T1 (fr)
DE (1) DE3013788C2 (fr)
WO (1) WO1981002963A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3230060C2 (de) * 1981-07-31 1986-07-31 Sumitomo Electric Industries, Ltd., Osaka Piezoelektrischer Summer
JPS63314997A (ja) * 1987-06-18 1988-12-22 Matsushita Electric Ind Co Ltd 圧電発音体
US5881021A (en) * 1997-03-10 1999-03-09 Dreamco Enterprises Inc. Quick charge capacitor powered non-interruptible wearable personal security alarm
DE19902875C1 (de) * 1999-01-25 2000-07-20 Ideal Standard Piezoschallwandler und Badewanne mit einem Piezoschallwandler
JP4203899B2 (ja) * 2002-06-13 2009-01-07 オムロンヘルスケア株式会社 電子体温計
JP2007028469A (ja) * 2005-07-21 2007-02-01 Nec Tokin Corp 音響振動発生素子、音響振動発生素子の製造方法及び音響振動発生装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2635199A (en) * 1948-01-08 1953-04-14 John M Wolfskill Piezoelectric crystal apparatus
NL283763A (fr) * 1961-09-29
US3495105A (en) * 1967-07-19 1970-02-10 Ngk Spark Plug Co Three-terminal piezoelectric resonator
US3578921A (en) * 1970-01-26 1971-05-18 Sonotone Corp Miniature multiple-diaphragm acoustic mechanoelectric transducer device
CA930211A (en) * 1970-08-20 1973-07-17 Johnson Matthey And Mallory Limited Piezoelectric transducer and noise making device utilizing same
GB1429856A (en) * 1973-03-07 1976-03-31 Taga Electric Co Ltd Transducers
US4122365A (en) * 1976-01-26 1978-10-24 Projects Unlimited, Inc. Piezoelectric buzzer device

Also Published As

Publication number Publication date
DE3013788C2 (de) 1982-11-25
DE3013788A1 (de) 1981-10-15
EP0038043B1 (fr) 1984-04-11
JPS57500494A (fr) 1982-03-18
EP0038043A1 (fr) 1981-10-21
WO1981002963A1 (fr) 1981-10-15

Similar Documents

Publication Publication Date Title
FR2407635A1 (fr) Dispositif de haut-parleur
DE68907720D1 (de) Vorrichtung zur befestigung eines elastischen bandes auf der oberflaeche von bahnfoermigen materialien.
DE69128857D1 (de) Vorrichtung zur Erzeugung eines Tonsignals
ATE7096T1 (de) Signalgeber zur erzeugung eines akustischen signals.
DE3789821D1 (de) Videogerät zur Erzeugung eines potentialgetrennten Steuersignals.
CH618571B (fr) Montre a dispositif d'alarme.
GB1524833A (en) Vibration detecting device and a method for adapting the same
ATA204481A (de) Schaltungsanordnung zur erzeugung der dritten oberwelle eines sinusfoermigen signals
HK1010416A1 (en) Sound transducer for burglar alarm system
HK88485A (en) Watch having a piezo-electric buzzer
DE69330382D1 (de) Gerät zur Erzeugung eines Auslösesignals, angewendet bei der Übertragung von Ultraschallwellen
IT8567721A0 (it) Dispositivo elettronico di riproduzione del suono totale di uno strumento musicale
DE3585962D1 (de) Tonsignalerzeugungsvorrichtung fuer ein elektronisches musikinstrument.
GB2104257B (en) A timepiece having a piezo-electric buzzer
ATE153599T1 (de) Bewegungssensor mittels mechanische schwingungen
IT1165730B (it) Procedimento e dispositivo per la determinazione di un segnale utile in mezzo a segnali di disturbo
ATE121175T1 (de) Überwachung von rückschlagventilen.
JPS56156903A (en) Vibration isolating mechanism of record player
AT380609B (de) Geraet zur erzeugung eines aufzeichnungszeitkodesignals
AT379905B (de) Vorrichtung zur akustischen anzeige eines musiktaktes
FR2643154B1 (fr) Appareil de detection et de signalisation des chutes des corps dans l'eau
NO872580L (no) FremgangsmŸte og anordning til Ÿ forbedre fsomheten og s ignal/s t-forholdet for piezoelektriske transdusere.
JPS6421688A (en) Card sending device
JPS52153472A (en) Ultrasonic transmitter and receiver
JPS54111256A (en) Elastic surface wave element