DE68901095D1 - Tropfendetektor. - Google Patents

Tropfendetektor.

Info

Publication number
DE68901095D1
DE68901095D1 DE8989300338T DE68901095T DE68901095D1 DE 68901095 D1 DE68901095 D1 DE 68901095D1 DE 8989300338 T DE8989300338 T DE 8989300338T DE 68901095 T DE68901095 T DE 68901095T DE 68901095 D1 DE68901095 D1 DE 68901095D1
Authority
DE
Germany
Prior art keywords
drop detector
detector
drop
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
DE8989300338T
Other languages
English (en)
Inventor
King W W Yeung
Douglas L Franz
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE68901095D1 publication Critical patent/DE68901095D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • 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
    • B41J2/07—Ink jet characterised by jet control
    • B41J2/125—Sensors, e.g. deflection sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/14—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the force of explosions; for measuring the energy of projectiles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
    • 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
DE8989300338T 1988-01-19 1989-01-13 Tropfendetektor. Expired - Lifetime DE68901095D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/145,425 US4835435A (en) 1988-01-19 1988-01-19 Simple, sensitive, frequency-tuned drop detector

Publications (1)

Publication Number Publication Date
DE68901095D1 true DE68901095D1 (de) 1992-05-07

Family

ID=22513054

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989300338T Expired - Lifetime DE68901095D1 (de) 1988-01-19 1989-01-13 Tropfendetektor.

Country Status (6)

Country Link
US (1) US4835435A (de)
EP (1) EP0325386B1 (de)
JP (1) JP2846642B2 (de)
DE (1) DE68901095D1 (de)
HK (1) HK83593A (de)
SG (1) SG493G (de)

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EP0339142B1 (de) * 1988-04-26 1992-09-02 Ford New Holland N.V. Prall-Detektoren
US5336959A (en) * 1988-12-16 1994-08-09 The Whitaker Corporation Impact zone detection device
US4922268A (en) * 1989-01-31 1990-05-01 Hewlett-Packard Company Piezoelectric detector for drop position determination in multi-pen thermal ink jet pen printing systems
US5036340A (en) * 1989-01-31 1991-07-30 Hewlett-Packard Company Piezoelectric detector for drop position determination in multi-pen ink jet printing systems
GB9021677D0 (en) * 1990-10-05 1990-11-21 Xaar Ltd Method of testing multi-channel array pulsed droplet deposition apparatus
GB9022662D0 (en) * 1990-10-18 1990-11-28 Xaar Ltd Method of operating multi-channel array droplet deposition apparatus
US5255009A (en) * 1992-05-01 1993-10-19 Hewlett-Packard Company Automatic maintenance system for drop aperture plate (optics protection)
US5276467A (en) * 1992-05-04 1994-01-04 Hewlett-Packard Company Alignment system for multiple color pen cartridges
DE69315159T2 (de) * 1992-09-25 1998-03-12 Hewlett Packard Co Verfahren und Vorrichtung zur Steuerung eines Farbstrahldruckers mittels Tropfenzählung
US5424716A (en) * 1992-10-06 1995-06-13 The Whitaker Corporation Penetration detection system
US5422664A (en) * 1993-06-25 1995-06-06 Xerox Corporation Method and apparatus for maintaining constant drop size mass in thermal ink jet printers
JP3190486B2 (ja) * 1993-07-19 2001-07-23 キヤノン株式会社 インクジェット記録装置および該装置用インクジェット記録ヘッド
US5430306A (en) * 1994-01-03 1995-07-04 Hewlett-Packard Company Optoelectronic detector with high, uniform sensitivity and large field of view, for thermal-inkjet inkdrops
US6371590B1 (en) 1996-04-09 2002-04-16 Samsung Electronics Co., Ltd. Method for testing nozzles of an inkjet printer
US6062668A (en) * 1996-12-12 2000-05-16 Hitachi Koki Imaging Solutions, Inc. Drop detector for ink jet apparatus
US6030109A (en) * 1997-05-05 2000-02-29 Lobsenz; Charles B. Golf scoring system
US6140740A (en) * 1997-12-30 2000-10-31 Remon Medical Technologies, Ltd. Piezoelectric transducer
US20030036746A1 (en) 2001-08-16 2003-02-20 Avi Penner Devices for intrabody delivery of molecules and systems and methods utilizing same
US7249818B1 (en) 1999-10-12 2007-07-31 Hewlett-Packard Development Company, L.P. Print head apparatus with malfunction detector
JP3706903B2 (ja) 2000-08-10 2005-10-19 独立行政法人産業技術総合研究所 フレキシブル高感度セラミックスセンサー
US6398329B1 (en) 2000-11-13 2002-06-04 Hewlett-Packard Company Thermal inkjet pen having a backpressure sensor
US6626513B2 (en) 2001-07-18 2003-09-30 Lexmark International, Inc. Ink detection circuit and sensor for an ink jet printer
US6530640B1 (en) 2001-08-29 2003-03-11 Hewlett-Packard Company Focused ink drop detection
US6533384B1 (en) 2001-10-30 2003-03-18 Hewlett-Packard Company System and method for selective printhead based servicing operations
US6578946B1 (en) * 2002-03-22 2003-06-17 Hewlett-Packard Development Company, L.P. Movable ink drop detector pick up for a drop-on-demand printer
US7819847B2 (en) * 2003-06-10 2010-10-26 Hewlett-Packard Development Company, L.P. System and methods for administering bioactive compositions
US7442180B2 (en) * 2003-06-10 2008-10-28 Hewlett-Packard Development Company, L.P. Apparatus and methods for administering bioactive compositions
US7267418B2 (en) * 2003-12-09 2007-09-11 Konica Minolta Business Technologies, Inc. Ink jet printer
JP4581440B2 (ja) * 2004-03-16 2010-11-17 セイコーエプソン株式会社 液体カートリッジ
JP4457255B2 (ja) * 2004-04-14 2010-04-28 コニカミノルタビジネステクノロジーズ株式会社 インクジェットプリンタ
DE602005024179D1 (de) * 2004-11-24 2010-11-25 Remon Medical Technologies Ltd Implantierbares medizinprodukt mit integriertem akustischem wandler
US7522962B1 (en) 2004-12-03 2009-04-21 Remon Medical Technologies, Ltd Implantable medical device with integrated acoustic transducer
JP4497370B2 (ja) 2005-05-31 2010-07-07 日本碍子株式会社 微小物体の飛翔状態検出装置、及び微小物体の飛翔状態検出方法
US7570998B2 (en) * 2005-08-26 2009-08-04 Cardiac Pacemakers, Inc. Acoustic communication transducer in implantable medical device header
US7615012B2 (en) * 2005-08-26 2009-11-10 Cardiac Pacemakers, Inc. Broadband acoustic sensor for an implantable medical device
EP2043740A2 (de) * 2006-07-21 2009-04-08 Cardiac Pacemakers, Inc. Ultraschallwandler für eine in einem metallischen hohlraum implantierbare medizinische vorrichtung
US7912548B2 (en) * 2006-07-21 2011-03-22 Cardiac Pacemakers, Inc. Resonant structures for implantable devices
US9944074B2 (en) * 2006-08-15 2018-04-17 Hewlett-Packard Development Company, L.P. System and method for creating a pico-fluidic inkjet
US8825161B1 (en) 2007-05-17 2014-09-02 Cardiac Pacemakers, Inc. Acoustic transducer for an implantable medical device
EP2162185B1 (de) * 2007-06-14 2015-07-01 Cardiac Pacemakers, Inc. Aus mehreren elementen bestehendes akustisches wiederaufladesystem
JP2009296797A (ja) * 2008-06-05 2009-12-17 Olympus Corp 慣性駆動アクチュエータ
US10254325B1 (en) * 2014-04-22 2019-04-09 The United States Of America As Represented The Administrator Of The National Aeronautics And Space Administration Piezoelectric field disturbance sensing system and method
US9960057B2 (en) * 2014-12-18 2018-05-01 Lam Research Ag Device for measuring the distribution or impulse of a series of droplets
KR102446202B1 (ko) * 2021-06-28 2022-09-22 동의대학교 산학협력단 공진을 이용한 액적의 충격력 측정 센서 및 방법

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US3365593A (en) * 1965-10-21 1968-01-23 Phillips Petroleum Co Piezoelectric transducers
US3816773A (en) * 1972-10-12 1974-06-11 Mobil Oil Corp Method and apparatus for detecting particulate material in flow stream
US4067019A (en) * 1976-06-14 1978-01-03 International Business Machines Corporation Impact position transducer for ink jet
US4114063A (en) * 1977-04-27 1978-09-12 Westinghouse Electric Corp. Piezoelectric sediment particle transport detector
US4128841A (en) * 1977-09-28 1978-12-05 Burroughs Corporation Droplet microphone
US4286274A (en) * 1980-03-06 1981-08-25 Burroughs Corporation Ink droplet catcher assembly
US4527105A (en) * 1982-09-02 1985-07-02 Nissan Motor Company, Limited Automatic windshield wiper speed control with piezoelectric sensor
JPS5952763A (ja) * 1982-09-20 1984-03-27 Nissan Motor Co Ltd 車両用雨滴センサ
US4493993A (en) * 1982-11-22 1985-01-15 Sperry Corporation Apparatus for optically detecting ink droplets
JPS59140146A (ja) * 1983-01-28 1984-08-11 Jidosha Denki Kogyo Co Ltd ワイパ間欠駆動制御装置
US4603316A (en) * 1983-01-28 1986-07-29 Nissan Motor Company, Limited Vibration noise suppressive rain sensor for a wiper control system
JPS60145856A (ja) * 1984-01-10 1985-08-01 Matsushita Electric Ind Co Ltd インク噴射ミス検知装置
FR2563959B1 (fr) * 1984-05-04 1990-08-10 Lewiner Jacques Perfectionnements aux transducteurs electro-acoustiques a electret
US4734611A (en) * 1985-12-20 1988-03-29 Siemens Aktiengesellschaft Ultrasonic sensor
JPS63251870A (ja) * 1987-04-08 1988-10-19 Seiko Instr & Electronics Ltd 図形処理装置

Also Published As

Publication number Publication date
EP0325386A1 (de) 1989-07-26
JP2846642B2 (ja) 1999-01-13
SG493G (en) 1993-03-12
EP0325386B1 (de) 1992-04-01
JPH01233388A (ja) 1989-09-19
US4835435A (en) 1989-05-30
HK83593A (en) 1993-08-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee