IT229674Y1 - Capsula piezoceramica per apparecchi telefonici - Google Patents

Capsula piezoceramica per apparecchi telefonici

Info

Publication number
IT229674Y1
IT229674Y1 IT93MI000154U ITMI930154U IT229674Y1 IT 229674 Y1 IT229674 Y1 IT 229674Y1 IT 93MI000154 U IT93MI000154 U IT 93MI000154U IT MI930154 U ITMI930154 U IT MI930154U IT 229674 Y1 IT229674 Y1 IT 229674Y1
Authority
IT
Italy
Prior art keywords
telephone devices
piezoceramic
capsule
piezoceramic capsule
telephone
Prior art date
Application number
IT93MI000154U
Other languages
English (en)
Inventor
Avolio Antonio D
Luigi Pesenti
Original Assignee
Alcatel Dial Face Spa
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 Dial Face Spa filed Critical Alcatel Dial Face Spa
Publication of ITMI930154V0 publication Critical patent/ITMI930154V0/it
Priority to IT93MI000154U priority Critical patent/IT229674Y1/it
Priority to EG8694A priority patent/EG20297A/xx
Priority to RO94-00272A priority patent/RO112327B1/ro
Priority to US08/201,367 priority patent/US5479521A/en
Priority to ES94102787T priority patent/ES2124803T3/es
Priority to DE69413432T priority patent/DE69413432T2/de
Priority to DK94102787T priority patent/DK0613323T3/da
Priority to EP94102787A priority patent/EP0613323B1/en
Priority to RU94006012A priority patent/RU2134030C1/ru
Publication of ITMI930154U1 publication Critical patent/ITMI930154U1/it
Application granted granted Critical
Publication of IT229674Y1 publication Critical patent/IT229674Y1/it

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
    • 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
IT93MI000154U 1993-02-26 1993-02-26 Capsula piezoceramica per apparecchi telefonici IT229674Y1 (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT93MI000154U IT229674Y1 (it) 1993-02-26 1993-02-26 Capsula piezoceramica per apparecchi telefonici
EG8694A EG20297A (en) 1993-02-26 1994-02-13 Piezoceramic capsule for telephone instruments
RO94-00272A RO112327B1 (ro) 1993-02-26 1994-02-23 Capsula piezoceramica pentru instrumente telefonice
ES94102787T ES2124803T3 (es) 1993-02-26 1994-02-24 Capsula piezoceramica para aparatos de telefono.
US08/201,367 US5479521A (en) 1993-02-26 1994-02-24 Piezoceramic capsule for telephone instruments
DE69413432T DE69413432T2 (de) 1993-02-26 1994-02-24 Piezokeramische Kapsel für Fernsprechinstrumente
DK94102787T DK0613323T3 (da) 1993-02-26 1994-02-24 Piezokeramisk kapsel til telefoninstrumenter
EP94102787A EP0613323B1 (en) 1993-02-26 1994-02-24 Piezoceramic capsule for telephone instruments
RU94006012A RU2134030C1 (ru) 1993-02-26 1994-02-25 Пьезокерамическая капсула для телефонных аппаратов

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 (3)

Publication Number Publication Date
ITMI930154V0 ITMI930154V0 (it) 1993-02-26
ITMI930154U1 ITMI930154U1 (it) 1994-08-26
IT229674Y1 true IT229674Y1 (it) 1999-01-29

Family

ID=26330953

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93MI000154U IT229674Y1 (it) 1993-02-26 1993-02-26 Capsula piezoceramica per apparecchi telefonici

Country Status (9)

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

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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE69106432T2 (de) * 1990-05-14 1995-06-08 Alcatel Dial Face Spa Piezoelektrischer Wandler.
DE9100707U1 (it) * 1991-01-22 1991-04-11 Siemens Ag, 8000 Muenchen, De

Also Published As

Publication number Publication date
RU2134030C1 (ru) 1999-07-27
ITMI930154U1 (it) 1994-08-26
EP0613323B1 (en) 1998-09-23
EG20297A (en) 1998-10-31
DE69413432T2 (de) 1999-05-20
RO112327B1 (ro) 1997-07-30
EP0613323A1 (en) 1994-08-31
ES2124803T3 (es) 1999-02-16
ITMI930154V0 (it) 1993-02-26
DK0613323T3 (da) 1999-06-14
US5479521A (en) 1995-12-26
DE69413432D1 (de) 1998-10-29

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Legal Events

Date Code Title Description
0001 Granted