ES2142170T3 - Actuadores-transductores piezoelectricos para sistemas de reproduccion de sonido. - Google Patents

Actuadores-transductores piezoelectricos para sistemas de reproduccion de sonido.

Info

Publication number
ES2142170T3
ES2142170T3 ES97930512T ES97930512T ES2142170T3 ES 2142170 T3 ES2142170 T3 ES 2142170T3 ES 97930512 T ES97930512 T ES 97930512T ES 97930512 T ES97930512 T ES 97930512T ES 2142170 T3 ES2142170 T3 ES 2142170T3
Authority
ES
Spain
Prior art keywords
ceramic plate
peripheral edge
plate
transducers
sound reproduction
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
ES97930512T
Other languages
English (en)
Spanish (es)
Inventor
Franco Steccazzini
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.)
Centro Ricerche Fiat SCpA
Original Assignee
Centro Ricerche Fiat SCpA
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 Centro Ricerche Fiat SCpA filed Critical Centro Ricerche Fiat SCpA
Application granted granted Critical
Publication of ES2142170T3 publication Critical patent/ES2142170T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10K9/22—Mountings; Casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Electrophonic Musical Instruments (AREA)
ES97930512T 1996-07-11 1997-07-08 Actuadores-transductores piezoelectricos para sistemas de reproduccion de sonido. Expired - Lifetime ES2142170T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000589A IT1286162B1 (it) 1996-07-11 1996-07-11 Attuatore-trasduttore piezoelettrico per sistemi di fonoriproduzione.

Publications (1)

Publication Number Publication Date
ES2142170T3 true ES2142170T3 (es) 2000-04-01

Family

ID=11414769

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97930512T Expired - Lifetime ES2142170T3 (es) 1996-07-11 1997-07-08 Actuadores-transductores piezoelectricos para sistemas de reproduccion de sonido.

Country Status (5)

Country Link
EP (1) EP0910848B1 (it)
DE (1) DE69701291T2 (it)
ES (1) ES2142170T3 (it)
IT (1) IT1286162B1 (it)
WO (1) WO1998002871A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8820923B2 (en) 2011-08-05 2014-09-02 Nitto Denko Corporation Optical element for correcting color blindness
US8931930B2 (en) 2013-01-29 2015-01-13 Nitto Denko Corporation Optical element for correcting color blindness
US10191305B2 (en) 2015-12-30 2019-01-29 Signet Armorlite, Inc. Ophthalmic lens

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393688A (en) * 1981-11-19 1983-07-19 General Motors Corporation Piezoelectric knock sensor
JPS59201511A (ja) * 1983-04-28 1984-11-15 Toyo Commun Equip Co Ltd 圧電デバイス保持器の構造
JPS6429099A (en) * 1987-07-24 1989-01-31 Nitsuko Ltd Piezoelectric sounding body
DE69032666T2 (de) * 1990-02-09 1999-03-11 Toyo Communication Equipment Co., Ltd., Kanagawa Eingekapselter piezoelektrischer Resonator
JPH06216692A (ja) * 1993-01-14 1994-08-05 Murata Mfg Co Ltd 圧電共振部品
WO1997016048A1 (en) * 1995-10-20 1997-05-01 C.R.F. Societa' Consortile Per Azioni Sound reproduction system for vehicles

Also Published As

Publication number Publication date
ITTO960589A1 (it) 1998-01-11
ITTO960589A0 (it) 1996-07-11
DE69701291T2 (de) 2000-10-19
WO1998002871A1 (en) 1998-01-22
IT1286162B1 (it) 1998-07-07
EP0910848B1 (en) 2000-02-09
EP0910848A1 (en) 1999-04-28
DE69701291D1 (de) 2000-03-16

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