WO1993001404A1 - Ultrasonic fluid ejector - Google Patents

Ultrasonic fluid ejector Download PDF

Info

Publication number
WO1993001404A1
WO1993001404A1 PCT/US1992/005275 US9205275W WO9301404A1 WO 1993001404 A1 WO1993001404 A1 WO 1993001404A1 US 9205275 W US9205275 W US 9205275W WO 9301404 A1 WO9301404 A1 WO 9301404A1
Authority
WO
WIPO (PCT)
Prior art keywords
fluid
membrane
aperture
oscillation
amplitude
Prior art date
Application number
PCT/US1992/005275
Other languages
English (en)
French (fr)
Inventor
Yehuda Ivri
Original Assignee
Yehuda Ivri
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 Yehuda Ivri filed Critical Yehuda Ivri
Publication of WO1993001404A1 publication Critical patent/WO1993001404A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/015—Ink jet characterised by the jet generation process
    • B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
    • 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
    • B05B17/0638—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 spray being produced by discharging the liquid or other fluent material through a plate comprising a plurality of orifices
    • B05B17/0646—Vibrating plates, i.e. plates being directly subjected to the vibrations, e.g. having a piezoelectric transducer attached thereto
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3306—Optical measuring means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2202/00—Embodiments of or processes related to ink-jet or thermal heads
    • B41J2202/01—Embodiments of or processes related to ink-jet heads
    • B41J2202/15—Moving nozzle or nozzle plate

Landscapes

  • Fuel-Injection Apparatus (AREA)
PCT/US1992/005275 1991-07-08 1992-06-18 Ultrasonic fluid ejector WO1993001404A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72677791A 1991-07-08 1991-07-08
US726,777 1991-07-08

Publications (1)

Publication Number Publication Date
WO1993001404A1 true WO1993001404A1 (en) 1993-01-21

Family

ID=24919974

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1992/005275 WO1993001404A1 (en) 1991-07-08 1992-06-18 Ultrasonic fluid ejector

Country Status (1)

Country Link
WO (1) WO1993001404A1 (es)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997012689A1 (en) * 1995-09-20 1997-04-10 The Board Of Trustees Of The Leland Stanford Junior University Fluid drop ejector and method
EP0845357A2 (en) * 1996-10-30 1998-06-03 Mitsubishi Denki Kabushiki Kaisha Liquid ejector and printing apparatus using same
US5938117A (en) * 1991-04-24 1999-08-17 Aerogen, Inc. Methods and apparatus for dispensing liquids as an atomized spray
US6427682B1 (en) 1995-04-05 2002-08-06 Aerogen, Inc. Methods and apparatus for aerosolizing a substance
US6428140B1 (en) 2001-09-28 2002-08-06 Hewlett-Packard Company Restriction within fluid cavity of fluid drop ejector
US6474787B2 (en) 2001-03-21 2002-11-05 Hewlett-Packard Company Flextensional transducer
US6474785B1 (en) 2000-09-05 2002-11-05 Hewlett-Packard Company Flextensional transducer and method for fabrication of a flextensional transducer
US6540339B2 (en) 2001-03-21 2003-04-01 Hewlett-Packard Company Flextensional transducer assembly including array of flextensional transducers
EP1261487A4 (en) * 2000-02-24 2003-04-09 Univ Leland Stanford Junior TWO-DIMENSIONAL NETWORK DROPLET EJECTORS
US6554201B2 (en) * 2001-05-02 2003-04-29 Aerogen, Inc. Insert molded aerosol generator and methods
US6629646B1 (en) 1991-04-24 2003-10-07 Aerogen, Inc. Droplet ejector with oscillating tapered aperture
US6685302B2 (en) 2001-10-31 2004-02-03 Hewlett-Packard Development Company, L.P. Flextensional transducer and method of forming a flextensional transducer
US7677467B2 (en) 2002-01-07 2010-03-16 Novartis Pharma Ag Methods and devices for aerosolizing medicament
US7748377B2 (en) 2000-05-05 2010-07-06 Novartis Ag Methods and systems for operating an aerosol generator
US7771642B2 (en) 2002-05-20 2010-08-10 Novartis Ag Methods of making an apparatus for providing aerosol for medical treatment
US7946291B2 (en) 2004-04-20 2011-05-24 Novartis Ag Ventilation systems and methods employing aerosol generators
US7971588B2 (en) 2000-05-05 2011-07-05 Novartis Ag Methods and systems for operating an aerosol generator
US8398001B2 (en) 1999-09-09 2013-03-19 Novartis Ag Aperture plate and methods for its construction and use
US8616195B2 (en) 2003-07-18 2013-12-31 Novartis Ag Nebuliser for the production of aerosolized medication
US9068566B2 (en) 2011-01-21 2015-06-30 Biodot, Inc. Piezoelectric dispenser with a longitudinal transducer and replaceable capillary tube
US9108211B2 (en) 2005-05-25 2015-08-18 Nektar Therapeutics Vibration systems and methods
EP3647058A1 (en) * 2018-11-05 2020-05-06 Ricoh Company, Ltd. Liquid discharging head and liquid discharging apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539575A (en) * 1983-06-06 1985-09-03 Siemens Aktiengesellschaft Recorder operating with liquid drops and comprising elongates piezoelectric transducers rigidly connected at both ends with a jet orifice plate
US4544933A (en) * 1983-09-20 1985-10-01 Siemens Aktiengesellschaft Apparatus and method for ink droplet ejection for a printer
US4605167A (en) * 1982-01-18 1986-08-12 Matsushita Electric Industrial Company, Limited Ultrasonic liquid ejecting apparatus
US4620201A (en) * 1985-01-14 1986-10-28 Siemens Aktiengesellschaft Magnetic driver ink jet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4605167A (en) * 1982-01-18 1986-08-12 Matsushita Electric Industrial Company, Limited Ultrasonic liquid ejecting apparatus
US4539575A (en) * 1983-06-06 1985-09-03 Siemens Aktiengesellschaft Recorder operating with liquid drops and comprising elongates piezoelectric transducers rigidly connected at both ends with a jet orifice plate
US4544933A (en) * 1983-09-20 1985-10-01 Siemens Aktiengesellschaft Apparatus and method for ink droplet ejection for a printer
US4620201A (en) * 1985-01-14 1986-10-28 Siemens Aktiengesellschaft Magnetic driver ink jet

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6540153B1 (en) 1991-04-24 2003-04-01 Aerogen, Inc. Methods and apparatus for dispensing liquids as an atomized spray
US6926208B2 (en) 1991-04-24 2005-08-09 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
US6629646B1 (en) 1991-04-24 2003-10-07 Aerogen, Inc. Droplet ejector with oscillating tapered aperture
US6427682B1 (en) 1995-04-05 2002-08-06 Aerogen, Inc. Methods and apparatus for aerosolizing a substance
US5828394A (en) * 1995-09-20 1998-10-27 The Board Of Trustees Of The Leland Stanford Junior University Fluid drop ejector and method
US6291927B1 (en) 1995-09-20 2001-09-18 Board Of Trustees Of The Leland Stanford Junior University Micromachined two dimensional array of piezoelectrically actuated flextensional transducers
WO1997012689A1 (en) * 1995-09-20 1997-04-10 The Board Of Trustees Of The Leland Stanford Junior University Fluid drop ejector and method
US6445109B2 (en) 1995-09-20 2002-09-03 The Board Of Trustees Of The Leland Stanford Junior University Micromachined two dimensional array of piezoelectrically actuated flextensional transducers
EP0845357A3 (en) * 1996-10-30 1999-09-15 Mitsubishi Denki Kabushiki Kaisha Liquid ejector and printing apparatus using same
EP0845357A2 (en) * 1996-10-30 1998-06-03 Mitsubishi Denki Kabushiki Kaisha Liquid ejector and printing apparatus using same
US8398001B2 (en) 1999-09-09 2013-03-19 Novartis Ag Aperture plate and methods for its construction and use
EP1261487A4 (en) * 2000-02-24 2003-04-09 Univ Leland Stanford Junior TWO-DIMENSIONAL NETWORK DROPLET EJECTORS
US7748377B2 (en) 2000-05-05 2010-07-06 Novartis 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
US6474785B1 (en) 2000-09-05 2002-11-05 Hewlett-Packard Company Flextensional transducer and method for fabrication of a flextensional transducer
US6474787B2 (en) 2001-03-21 2002-11-05 Hewlett-Packard Company Flextensional transducer
US6540339B2 (en) 2001-03-21 2003-04-01 Hewlett-Packard Company Flextensional transducer assembly including array of flextensional transducers
US6554201B2 (en) * 2001-05-02 2003-04-29 Aerogen, Inc. Insert molded aerosol generator and methods
US6428140B1 (en) 2001-09-28 2002-08-06 Hewlett-Packard Company Restriction within fluid cavity of fluid drop ejector
US6685302B2 (en) 2001-10-31 2004-02-03 Hewlett-Packard Development Company, L.P. Flextensional transducer and method of forming a flextensional transducer
US7677467B2 (en) 2002-01-07 2010-03-16 Novartis Pharma Ag Methods and devices for aerosolizing medicament
US7771642B2 (en) 2002-05-20 2010-08-10 Novartis Ag Methods of making an apparatus for providing aerosol for medical treatment
US8616195B2 (en) 2003-07-18 2013-12-31 Novartis Ag Nebuliser for the production of aerosolized medication
US7946291B2 (en) 2004-04-20 2011-05-24 Novartis Ag Ventilation systems and methods employing aerosol generators
US9108211B2 (en) 2005-05-25 2015-08-18 Nektar Therapeutics Vibration systems and methods
US9068566B2 (en) 2011-01-21 2015-06-30 Biodot, Inc. Piezoelectric dispenser with a longitudinal transducer and replaceable capillary tube
EP3647058A1 (en) * 2018-11-05 2020-05-06 Ricoh Company, Ltd. Liquid discharging head and liquid discharging apparatus
US11097544B2 (en) 2018-11-05 2021-08-24 Ricoh Company, Ltd. Liquid discharging head and liquid discharging apparatus

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