CA930005A - Piezoelectric vibrators - Google Patents

Piezoelectric vibrators

Info

Publication number
CA930005A
CA930005A CA117080A CA117080A CA930005A CA 930005 A CA930005 A CA 930005A CA 117080 A CA117080 A CA 117080A CA 117080 A CA117080 A CA 117080A CA 930005 A CA930005 A CA 930005A
Authority
CA
Canada
Prior art keywords
piezoelectric vibrators
vibrators
piezoelectric
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
Application number
CA117080A
Other versions
CA117080S (en
Inventor
Guntersdorfer Max
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.)
Siemens AG
Original Assignee
Siemens AG
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
Priority claimed from DE2129665A external-priority patent/DE2129665C3/en
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of CA930005A publication Critical patent/CA930005A/en
Expired 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0623—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers coupled with a vibrating horn
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0653—Details
    • B05B17/0676—Feeding means
    • B05B17/0684—Wicks or the like
    • 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
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
    • B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
    • B06B1/0261—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal taken from a transducer or electrode connected to the driving transducer
    • 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/55—Piezoelectric transducer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Special Spraying Apparatus (AREA)
CA117080A 1971-06-15 1971-06-30 Piezoelectric vibrators Expired CA930005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2129665A DE2129665C3 (en) 1970-06-30 1971-06-15 Device for atomizing liquids with a piezoelectrically excited vibration system

Publications (1)

Publication Number Publication Date
CA930005A true CA930005A (en) 1973-07-10

Family

ID=5810846

Family Applications (2)

Application Number Title Priority Date Filing Date
CA117080A Expired CA930005A (en) 1971-06-15 1971-06-30 Piezoelectric vibrators
CA144,081A Expired CA954622A (en) 1971-06-15 1972-06-07 Apparatus for atomizing fluids with a piezo-electrically stimulated oscillator system

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA144,081A Expired CA954622A (en) 1971-06-15 1972-06-07 Apparatus for atomizing fluids with a piezo-electrically stimulated oscillator system

Country Status (2)

Country Link
US (1) US3738574A (en)
CA (2) CA930005A (en)

Families Citing this family (54)

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DE2445791C2 (en) * 1974-09-25 1984-04-19 Siemens AG, 1000 Berlin und 8000 München Ultrasonic liquid atomizer
DE2811248C3 (en) * 1978-03-15 1981-11-26 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Liquid atomizer
DE2854841C2 (en) * 1978-12-19 1981-03-26 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Liquid atomizer, preferably inhalation device
AU553251B2 (en) * 1981-10-15 1986-07-10 Matsushita Electric Industrial Co., Ltd. Arrangement for ejecting liquid
US4474326A (en) * 1981-11-24 1984-10-02 Tdk Electronics Co., Ltd. Ultrasonic atomizing device
US4605167A (en) * 1982-01-18 1986-08-12 Matsushita Electric Industrial Company, Limited Ultrasonic liquid ejecting apparatus
JPS5912775A (en) * 1982-07-14 1984-01-23 Matsushita Electric Ind Co Ltd Atomizing pump unit
US4632311A (en) * 1982-12-20 1986-12-30 Matsushita Electric Industrial Co., Ltd. Atomizing apparatus employing a capacitive piezoelectric transducer
FR2669561B1 (en) * 1990-11-22 1995-03-03 Dominique Dubruque ULTRASONIC FLUID SPRAYING DEVICE.
US7628339B2 (en) 1991-04-24 2009-12-08 Novartis Pharma Ag Systems and methods for controlling fluid feed to an aerosol generator
US6629646B1 (en) 1991-04-24 2003-10-07 Aerogen, Inc. Droplet ejector with oscillating tapered aperture
US5938117A (en) * 1991-04-24 1999-08-17 Aerogen, Inc. Methods and apparatus for dispensing liquids as an atomized spray
US6540154B1 (en) 1991-04-24 2003-04-01 Aerogen, Inc. Systems and methods for controlling fluid feed to an aerosol generator
US5400975A (en) * 1993-11-04 1995-03-28 S. C. Johnson & Son, Inc. Actuators for electrostatically charged aerosol spray systems
GB9412669D0 (en) * 1994-06-23 1994-08-10 The Technology Partnership Plc Liquid spray apparatus
JP3659593B2 (en) * 1993-12-09 2005-06-15 ティーティーピー グループ ピーエルシー Liquid spray apparatus and method
DE4412900C2 (en) * 1994-04-14 2000-04-27 Eberspaecher J Gmbh & Co Method and device for determining the onset of a flood of an ultrasonic atomizer
NZ304009A (en) * 1995-03-14 1999-02-25 Siemens Ag Ultrasonic atomizer device with a removable precision dosating unit
IL117474A (en) * 1995-03-14 2001-04-30 Siemens Ag Removable precision dosating unit containing inhalation medicaments for ultrasonic atomizer device
US6205999B1 (en) 1995-04-05 2001-03-27 Aerogen, Inc. Methods and apparatus for storing chemical compounds in a portable inhaler
US6014970A (en) * 1998-06-11 2000-01-18 Aerogen, Inc. Methods and apparatus for storing chemical compounds in a portable inhaler
US5758637A (en) * 1995-08-31 1998-06-02 Aerogen, Inc. Liquid dispensing apparatus and methods
US6085740A (en) 1996-02-21 2000-07-11 Aerogen, Inc. Liquid dispensing apparatus and methods
US6782886B2 (en) 1995-04-05 2004-08-31 Aerogen, Inc. Metering pumps for an aerosolizer
US6102298A (en) * 1998-02-23 2000-08-15 The Procter & Gamble Company Ultrasonic spray coating application system
GB9903433D0 (en) 1999-02-15 1999-04-07 The Technology Partnership Plc Droplet generation method and device
MXPA01008926A (en) 1999-03-05 2003-07-21 Johnson & Son Inc S C Control system for atomizing liquids with a piezoelectric vibrator.
US6293474B1 (en) 1999-03-08 2001-09-25 S. C. Johnson & Son, Inc. Delivery system for dispensing volatiles
US6235177B1 (en) * 1999-09-09 2001-05-22 Aerogen, Inc. Method for the construction of an aperture plate for dispensing liquid droplets
IL137206A0 (en) * 1999-10-31 2001-07-24 Nanomotion Ltd Piezoelectric motors and motor driving configurations
WO2001032368A1 (en) * 1999-10-31 2001-05-10 Nanomotion Ltd. Piezoelectric motors and motor driving configurations
US7100600B2 (en) 2001-03-20 2006-09-05 Aerogen, Inc. Fluid filled ampoules and methods for their use in aerosolizers
US8336545B2 (en) 2000-05-05 2012-12-25 Novartis Pharma Ag Methods and systems for operating an aerosol generator
US7971588B2 (en) 2000-05-05 2011-07-05 Novartis Ag Methods and systems for operating an aerosol generator
US6968840B2 (en) 2000-05-05 2005-11-29 Aerogen, Inc. Methods and systems for operating an aerosol generator
US7600511B2 (en) 2001-11-01 2009-10-13 Novartis Pharma Ag Apparatus and methods for delivery of medicament to a respiratory system
US6948491B2 (en) 2001-03-20 2005-09-27 Aerogen, Inc. Convertible fluid feed system with comformable reservoir and methods
MXPA02010884A (en) 2000-05-05 2003-03-27 Aerogen Ireland Ltd Apparatus and methods for the delivery of medicaments to the respiratory system.
US6543443B1 (en) 2000-07-12 2003-04-08 Aerogen, Inc. Methods and devices for nebulizing fluids
US6546927B2 (en) 2001-03-13 2003-04-15 Aerogen, Inc. Methods and apparatus for controlling piezoelectric vibration
US6550472B2 (en) 2001-03-16 2003-04-22 Aerogen, Inc. Devices and methods for nebulizing fluids using flow directors
US6554201B2 (en) 2001-05-02 2003-04-29 Aerogen, Inc. Insert molded aerosol generator and methods
US6732944B2 (en) 2001-05-02 2004-05-11 Aerogen, Inc. Base isolated nebulizing device and methods
US7677467B2 (en) 2002-01-07 2010-03-16 Novartis Pharma Ag Methods and devices for aerosolizing medicament
AU2003202925B2 (en) 2002-01-07 2008-12-18 Aerogen, Inc. Devices and methods for nebulizing fluids for inhalation
US6915962B2 (en) 2002-05-20 2005-07-12 Aerogen, Inc. Apparatus for providing aerosol for medical treatment and methods
US8616195B2 (en) 2003-07-18 2013-12-31 Novartis Ag Nebuliser for the production of aerosolized medication
US7267121B2 (en) 2004-04-20 2007-09-11 Aerogen, Inc. Aerosol delivery apparatus and method for pressure-assisted breathing systems
US7946291B2 (en) 2004-04-20 2011-05-24 Novartis Ag Ventilation systems and methods employing aerosol generators
US7290541B2 (en) 2004-04-20 2007-11-06 Aerogen, Inc. Aerosol delivery apparatus and method for pressure-assisted breathing systems
US9108211B2 (en) 2005-05-25 2015-08-18 Nektar Therapeutics Vibration systems and methods
GB2433708B (en) * 2005-12-29 2007-12-05 Kai Chih Ind Co Ltd High frequency atomization device
WO2009155245A1 (en) * 2008-06-17 2009-12-23 Davicon Corporation Liquid dispensing apparatus using a passive liquid metering method
EP3242701A1 (en) 2015-01-08 2017-11-15 Convexity Scientific LLC Nebulizer device and reservoir

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE710653C (en) * 1936-07-31 1941-09-18 Otto Muck Atomizers, especially for liquid mist
US2779623A (en) * 1954-09-10 1957-01-29 Bernard J Eisenkraft Electromechanical atomizer
US2895061A (en) * 1958-01-20 1959-07-14 James H Probus Piezoelectric sandwich transducer
US3200873A (en) * 1962-06-04 1965-08-17 Exxon Research Engineering Co Ultrasonic burner
GB1082728A (en) * 1963-09-06 1967-09-13 Ici Ltd Spray device
US3357641A (en) * 1965-08-05 1967-12-12 Stanford Research Inst Aerosol generator
US3392916A (en) * 1965-12-08 1968-07-16 Carl Gunnar Daniel Engstrom Ultrasonic atomizer
US3381895A (en) * 1965-12-21 1968-05-07 Alvin J Nassar Method and means for utilizing transducers to break up liquids into minute particles
US3398944A (en) * 1966-01-28 1968-08-27 Macrosonics Corp Metallurgical processing apparatus

Also Published As

Publication number Publication date
US3738574A (en) 1973-06-12
CA954622A (en) 1974-09-10

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