AU2001263011A1 - Cylindrical transducer apparatus - Google Patents

Cylindrical transducer apparatus

Info

Publication number
AU2001263011A1
AU2001263011A1 AU2001263011A AU6301101A AU2001263011A1 AU 2001263011 A1 AU2001263011 A1 AU 2001263011A1 AU 2001263011 A AU2001263011 A AU 2001263011A AU 6301101 A AU6301101 A AU 6301101A AU 2001263011 A1 AU2001263011 A1 AU 2001263011A1
Authority
AU
Australia
Prior art keywords
transducer apparatus
cylindrical transducer
cylindrical
transducer
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.)
Abandoned
Application number
AU2001263011A
Inventor
Toda Minoru
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.)
Measurement Specialties Inc
Original Assignee
Measurement Specialties Inc
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 Measurement Specialties Inc filed Critical Measurement Specialties Inc
Publication of AU2001263011A1 publication Critical patent/AU2001263011A1/en
Abandoned legal-status Critical Current

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
    • B06B1/0688—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 with foil-type piezoelectric elements, e.g. PVDF
    • 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
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/524—Transmitters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
AU2001263011A 2000-05-09 2001-05-09 Cylindrical transducer apparatus Abandoned AU2001263011A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09566612 2000-05-09
US09/566,612 US6411014B1 (en) 2000-05-09 2000-05-09 Cylindrical transducer apparatus
PCT/US2001/014880 WO2001087005A2 (en) 2000-05-09 2001-05-09 Cylindrical transducer apparatus

Publications (1)

Publication Number Publication Date
AU2001263011A1 true AU2001263011A1 (en) 2001-11-20

Family

ID=24263615

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001263011A Abandoned AU2001263011A1 (en) 2000-05-09 2001-05-09 Cylindrical transducer apparatus

Country Status (3)

Country Link
US (2) US6411014B1 (en)
AU (1) AU2001263011A1 (en)
WO (1) WO2001087005A2 (en)

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DK176073B1 (en) * 1998-03-03 2006-04-03 Limiel Aps Piezoelectric transformer
US6937736B2 (en) * 2001-08-06 2005-08-30 Measurement Specialties, Inc. Acoustic sensor using curved piezoelectric film
JP3832338B2 (en) * 2001-12-25 2006-10-11 松下電工株式会社 Electrostrictive polymer actuator
US6771006B2 (en) * 2002-01-18 2004-08-03 Pegasus Technologies Ltd. Cylindrical ultrasound transceivers
US6661161B1 (en) * 2002-06-27 2003-12-09 Andromed Inc. Piezoelectric biological sound monitor with printed circuit board
JP2005534230A (en) * 2002-07-22 2005-11-10 メジャメント スペシャリティーズ インク Handheld device with ultrasonic transducer for axial transmission of acoustic signals
JP4227618B2 (en) * 2003-05-29 2009-02-18 リオン株式会社 Sound insulation structure and structure using the same
US7112196B2 (en) * 2003-06-13 2006-09-26 Piezo Technologies, Inc. Multi-element array for acoustic ablation
WO2005017965A2 (en) * 2003-08-06 2005-02-24 Measurement Specialities, Inc. Ultrasonic air transducer arrays using polymer piezoelectric films and impedance matching structures for ultrasonic polymer transducer arrays
US20050251127A1 (en) * 2003-10-15 2005-11-10 Jared Brosch Miniature ultrasonic transducer with focusing lens for intracardiac and intracavity applications
FR2874431B1 (en) * 2004-08-23 2007-04-13 Eads Ccr Groupement D Interet ULTRASONIC TRANSMISSION CARTOGRAPHY SYSTEM USING AT LEAST ONE PIEZOELECTRIC FILM
GB0419954D0 (en) * 2004-09-08 2004-10-13 Advotek Medical Devices Ltd System for directing therapy
JP4956929B2 (en) * 2005-07-25 2012-06-20 富士ゼロックス株式会社 Actuator, droplet discharge head, droplet discharge device, and actuator manufacturing method
CN100424907C (en) * 2005-12-28 2008-10-08 中国科学院长春应用化学研究所 Piezoelectric thin-film sensor with vinylidene difluoride and production thereof
US20130190676A1 (en) 2006-04-20 2013-07-25 Limflow Gmbh Devices and methods for fluid flow through body passages
US20090009490A1 (en) * 2007-07-05 2009-01-08 Shih-Chin Yang Ultrasonic input device for information display
DE102007059858A1 (en) * 2007-12-12 2009-06-18 Bayer Materialscience Ag Energy converters produced from film-forming aqueous polymer dispersions, in particular polyurethane dispersions
US20100078090A1 (en) * 2008-09-29 2010-04-01 Gas Technology Institute Impact sensing multi-layered plastic material
US20100288181A1 (en) * 2008-09-29 2010-11-18 Gas Technology Institute Impact sensing multi-layered plastic material
JP5293557B2 (en) * 2008-12-17 2013-09-18 セイコーエプソン株式会社 Ultrasonic transducer, ultrasonic transducer array and ultrasonic device
EP2374205B1 (en) * 2008-12-18 2015-08-05 Discovery Technology International, Inc. Piezoelectric quasi-resonance motors based on acoustic standing waves with combined resonator
US8771204B2 (en) 2008-12-30 2014-07-08 Masimo Corporation Acoustic sensor assembly
US8523781B2 (en) 2009-10-15 2013-09-03 Masimo Corporation Bidirectional physiological information display
US8702627B2 (en) 2009-10-15 2014-04-22 Masimo Corporation Acoustic respiratory monitoring sensor having multiple sensing elements
US8821415B2 (en) 2009-10-15 2014-09-02 Masimo Corporation Physiological acoustic monitoring system
WO2011047216A2 (en) 2009-10-15 2011-04-21 Masimo Corporation Physiological acoustic monitoring system
WO2011069122A1 (en) 2009-12-04 2011-06-09 Masimo Corporation Calibration for multi-stage physiological monitors
US9326712B1 (en) 2010-06-02 2016-05-03 Masimo Corporation Opticoustic sensor
US9192351B1 (en) 2011-07-22 2015-11-24 Masimo Corporation Acoustic respiratory monitoring sensor with probe-off detection
EP2765909B1 (en) 2011-10-13 2019-06-26 Masimo Corporation Physiological acoustic monitoring system
US9217800B2 (en) * 2011-12-28 2015-12-22 Geometrics, Inc. Solid marine seismic cable with an array of hydrophones
US9955937B2 (en) 2012-09-20 2018-05-01 Masimo Corporation Acoustic patient sensor coupler
CN105101912B (en) 2013-03-08 2017-08-29 林弗洛公司 There is provided or maintain the method and system of the fluid stream by body passage
US10835367B2 (en) 2013-03-08 2020-11-17 Limflow Gmbh Devices for fluid flow through body passages
CN105492128B (en) * 2013-08-26 2018-08-10 皇家飞利浦有限公司 Ultrasound transducer assembly and method for manufacturing ultrasound transducer assembly
US10828007B1 (en) 2013-10-11 2020-11-10 Masimo Corporation Acoustic sensor with attachment portion
US9545263B2 (en) 2014-06-19 2017-01-17 Limflow Gmbh Devices and methods for treating lower extremity vasculature
US11428845B2 (en) * 2015-11-04 2022-08-30 Quantum Technology Sciences, Inc. System and method for sensing seismic acoustic signals
CN110730634A (en) 2017-04-10 2020-01-24 林弗洛公司 Apparatus and method for treating the vasculature of a lower limb
DE102017127587A1 (en) * 2017-11-22 2019-05-23 Valeo Schalter Und Sensoren Gmbh Arrangement for a motor vehicle with an ultrasonic sensor and with a damping element, which has reinforcing elements and device
JP7466531B2 (en) 2018-10-09 2024-04-12 リムフロウ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング Catheter positioning device and method
EP4051174A4 (en) 2019-11-01 2023-11-22 LimFlow GmbH Devices and methods for increasing blood perfusion to a distal extremity

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1967130C2 (en) * 1968-01-25 1982-04-01 Pioneer Electronic Corp., Tokyo Mechanical-electrical or electrical-mechanical converter
JPS4926890B1 (en) * 1970-12-04 1974-07-12
US3862477A (en) * 1973-08-16 1975-01-28 Gen Dynamics Corp Poling process for linear piezoelectric strain transducers
GB1520118A (en) 1975-08-11 1978-08-02 Rank Organisation Ltd Transducers
DE3009068A1 (en) * 1980-03-10 1981-09-24 Reinhard Dipl.-Ing. Lerch PIEZOPOLYMER CONVERTER WITH FIXED MEMBRANE SUPPORT
US4486869A (en) * 1981-02-25 1984-12-04 The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland Underwater acoustic devices
US4825116A (en) * 1987-05-07 1989-04-25 Yokogawa Electric Corporation Transmitter-receiver of ultrasonic distance measuring device
US5637618A (en) * 1990-06-01 1997-06-10 Bioresearch, Inc. Specific eatable taste modifiers
US5361240A (en) * 1990-07-10 1994-11-01 Innovative Transducers Inc. Acoustic sensor
US5357486A (en) 1992-12-02 1994-10-18 Innovative Transducers Inc. Acoustic transducer
US6392330B1 (en) * 2000-06-05 2002-05-21 Pegasus Technologies Ltd. Cylindrical ultrasound receivers and transceivers formed from piezoelectric film

Also Published As

Publication number Publication date
WO2001087005A2 (en) 2001-11-15
US6411014B1 (en) 2002-06-25
US20020089262A1 (en) 2002-07-11
WO2001087005A3 (en) 2002-03-07

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