IT979752B - PIEZOELECTRIC TRANSDUCER - Google Patents

PIEZOELECTRIC TRANSDUCER

Info

Publication number
IT979752B
IT979752B IT4865173A IT4865173A IT979752B IT 979752 B IT979752 B IT 979752B IT 4865173 A IT4865173 A IT 4865173A IT 4865173 A IT4865173 A IT 4865173A IT 979752 B IT979752 B IT 979752B
Authority
IT
Italy
Prior art keywords
piezoelectric transducer
piezoelectric
transducer
Prior art date
Application number
IT4865173A
Other languages
Italian (it)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of IT979752B publication Critical patent/IT979752B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0651—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of circular shape
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • 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
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Filters And Equalizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
IT4865173A 1972-01-30 1973-03-07 PIEZOELECTRIC TRANSDUCER IT979752B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1131172A GB1370164A (en) 1972-01-30 1972-01-30 Piezoelectric transducer

Publications (1)

Publication Number Publication Date
IT979752B true IT979752B (en) 1974-09-30

Family

ID=9983923

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4865173A IT979752B (en) 1972-01-30 1973-03-07 PIEZOELECTRIC TRANSDUCER

Country Status (7)

Country Link
JP (1) JPS48103258A (en)
CA (1) CA997055A (en)
DE (1) DE2310582A1 (en)
ES (1) ES412456A1 (en)
FR (1) FR2175812B1 (en)
GB (1) GB1370164A (en)
IT (1) IT979752B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1087004A (en) * 1976-08-11 1980-10-07 Michael J. Hampshire Sound generator
DE2937922A1 (en) * 1979-09-19 1981-04-09 Siemens AG, 1000 Berlin und 8000 München PIEZOELECTRIC CONVERTER
US4401089A (en) * 1981-02-09 1983-08-30 Midas International Corporation Ultrasonic transducer
US6404107B1 (en) 1994-01-27 2002-06-11 Active Control Experts, Inc. Packaged strain actuator
US6959484B1 (en) 1994-01-27 2005-11-01 Cymer, Inc. System for vibration control
US6420819B1 (en) 1994-01-27 2002-07-16 Active Control Experts, Inc. Packaged strain actuator
US6791098B2 (en) 1994-01-27 2004-09-14 Cymer, Inc. Multi-input, multi-output motion control for lithography system
DE102012201884A1 (en) * 2012-02-09 2013-08-14 Robert Bosch Gmbh transducer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423543A (en) * 1965-06-24 1969-01-21 Harry W Kompanek Loudspeaker with piezoelectric wafer driving elements
US3761956A (en) * 1970-10-01 1973-09-25 Nittan Co Ltd Sound generating device

Also Published As

Publication number Publication date
DE2310582A1 (en) 1973-09-13
FR2175812A1 (en) 1973-10-26
CA997055A (en) 1976-09-14
GB1370164A (en) 1974-10-16
FR2175812B1 (en) 1976-05-21
ES412456A1 (en) 1976-01-01
AU5297673A (en) 1974-09-12
JPS48103258A (en) 1973-12-25

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