ES2124803T3 - Capsula piezoceramica para aparatos de telefono. - Google Patents

Capsula piezoceramica para aparatos de telefono.

Info

Publication number
ES2124803T3
ES2124803T3 ES94102787T ES94102787T ES2124803T3 ES 2124803 T3 ES2124803 T3 ES 2124803T3 ES 94102787 T ES94102787 T ES 94102787T ES 94102787 T ES94102787 T ES 94102787T ES 2124803 T3 ES2124803 T3 ES 2124803T3
Authority
ES
Spain
Prior art keywords
coil
telephone devices
box
piezoceramic
ring
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 - Lifetime
Application number
ES94102787T
Other languages
English (en)
Inventor
Avolio Antonio D
Luigi Pesenti
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel Alsthom Compagnie Generale dElectricite
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 Alcatel Alsthom Compagnie Generale dElectricite filed Critical Alcatel Alsthom Compagnie Generale dElectricite
Application granted granted Critical
Publication of ES2124803T3 publication Critical patent/ES2124803T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Set Structure (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Manufacturing Of Micro-Capsules (AREA)

Abstract

UNA CAPSULA PIEZOCERAMICA PARA INSTRUMENTOS DE TELEFONO, DE TIPO QUE COMPRENDE UNA BOBINA PORTATERMINAL, UN DIAFRAGMA PIEZOCERAMICO EN CONTACTO DE PRESION CON TERMINALES ALIMENTADOS CON FORMA DE CABO FORZADOS EN LA BOBINA, UN ANILLO EN O PARA PRODUCIR EL CONTACTO DE PRESION Y UNA CAJA PERFORADA QUE LOS ALOJA, SE MODIFICA PARA TRANSFORMAR LA CAJA EN UNA PLACA DE TAPA Y LA BOBINA EN UNA CAJA QUE ESTA PROVISTA CON UNA CAVIDAD CILINDRICA ESCALONADA PENSADA PARA ALOJAR, DESDE LA PARTE INFERIOR A LA SUPERIOR, RESPECTIVAMENTE E DIAFRAGMA, EL ANILLO EN O Y LA PLACA DE TAPA.
ES94102787T 1993-02-26 1994-02-24 Capsula piezoceramica para aparatos de telefono. Expired - Lifetime ES2124803T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT93MI000154U IT229674Y1 (it) 1993-02-26 1993-02-26 Capsula piezoceramica per apparecchi telefonici
US08/201,367 US5479521A (en) 1993-02-26 1994-02-24 Piezoceramic capsule for telephone instruments

Publications (1)

Publication Number Publication Date
ES2124803T3 true ES2124803T3 (es) 1999-02-16

Family

ID=26330953

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94102787T Expired - Lifetime ES2124803T3 (es) 1993-02-26 1994-02-24 Capsula piezoceramica para aparatos de telefono.

Country Status (9)

Country Link
US (1) US5479521A (es)
EP (1) EP0613323B1 (es)
DE (1) DE69413432T2 (es)
DK (1) DK0613323T3 (es)
EG (1) EG20297A (es)
ES (1) ES2124803T3 (es)
IT (1) IT229674Y1 (es)
RO (1) RO112327B1 (es)
RU (1) RU2134030C1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3362997B2 (ja) * 1995-06-19 2003-01-07 太陽誘電株式会社 圧電音響装置
IT1277195B1 (it) * 1995-06-28 1997-11-05 Alcatel Dial Face Spa Perfezionamento nel sistema di equalizzazione di un trasduttore telefonico di tipo piezoceramico
US6496586B1 (en) * 1998-01-07 2002-12-17 New Transducers Limited Thin Loudspeaker
JP4136221B2 (ja) * 1999-09-09 2008-08-20 本田技研工業株式会社 スピーカ内蔵ヘルメットおよびヘルメット用スピーカ
GB2364198A (en) * 2000-06-30 2002-01-16 Nokia Mobile Phones Ltd Transducer mounting and housing for an electronic device
JP5952848B2 (ja) * 2014-03-20 2016-07-13 住友ゴム工業株式会社 ダイアフラムの固定構造、それを備えたダイアフラムポンプ及び弁装置、並びにダイアフラムの固定方法
EP2957349A1 (en) * 2014-06-20 2015-12-23 PARI Pharma GmbH Aerosol generator and aerosol delivery device comprising the aerosol generator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831414C2 (de) * 1978-07-17 1980-06-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Wandlerkapsel für Fernsprechgeräte
US4536673A (en) * 1984-01-09 1985-08-20 Siemens Aktiengesellschaft Piezoelectric ultrasonic converter with polyurethane foam damper
DE3425176A1 (de) * 1984-07-09 1986-02-20 Fernsprech Und Signalbau Kg Sc Piezoelektrische fernsprechkapsel
FR2629662B1 (fr) * 1988-04-01 1991-05-10 Horlogerie Photograph Fse Capsule electroacoustique a bobine rapportee
US5021701A (en) * 1988-10-20 1991-06-04 Tdk Corporation Piezoelectric vibrator mounting system for a nebulizer
DK0456968T3 (da) * 1990-05-14 1995-03-13 Alcatel Dial Face Spa Piezoelektrisk transducer
DE9100707U1 (de) * 1991-01-22 1991-04-11 Siemens AG, 8000 München Halterung für einen elektroakustischen Wandler
JP3362997B2 (ja) * 1995-06-19 2003-01-07 太陽誘電株式会社 圧電音響装置

Also Published As

Publication number Publication date
EP0613323A1 (en) 1994-08-31
EP0613323B1 (en) 1998-09-23
RO112327B1 (ro) 1997-07-30
RU2134030C1 (ru) 1999-07-27
DE69413432T2 (de) 1999-05-20
ITMI930154U1 (it) 1994-08-26
DK0613323T3 (da) 1999-06-14
US5479521A (en) 1995-12-26
DE69413432D1 (de) 1998-10-29
IT229674Y1 (it) 1999-01-29
ITMI930154V0 (it) 1993-02-26
EG20297A (en) 1998-10-31

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