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DE10048276A1 - Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen - Google Patents

Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen

Info

Publication number
DE10048276A1
DE10048276A1 DE2000148276 DE10048276A DE10048276A1 DE 10048276 A1 DE10048276 A1 DE 10048276A1 DE 2000148276 DE2000148276 DE 2000148276 DE 10048276 A DE10048276 A DE 10048276A DE 10048276 A1 DE10048276 A1 DE 10048276A1
Authority
DE
Germany
Prior art keywords
pulse
drop
transducer element
liquid
liquid channel
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.)
Withdrawn
Application number
DE2000148276
Other languages
German (de)
English (en)
Inventor
Hartmut Ulmke
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.)
Universitaet Bremen 28359 Bremen De
Original Assignee
Universitaet Bremen
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 Universitaet Bremen filed Critical Universitaet Bremen
Priority to DE2000148276 priority Critical patent/DE10048276A1/de
Priority to PCT/EP2001/010415 priority patent/WO2002026499A1/fr
Priority to AU2001295550A priority patent/AU2001295550A1/en
Publication of DE10048276A1 publication Critical patent/DE10048276A1/de
Withdrawn legal-status Critical Current

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
    • B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
    • B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
    • B41J2/04581—Control methods or devices therefor, e.g. driver circuits, control circuits controlling heads based on piezoelectric elements
    • 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
    • B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
    • B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
    • B41J2/04588—Control methods or devices therefor, e.g. driver circuits, control circuits using a specific waveform
    • 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
    • B41J2/135—Nozzles
    • B41J2/14—Structure thereof only for on-demand ink jet heads
    • B41J2/14201—Structure of print heads with piezoelectric elements
    • B41J2/1429—Structure of print heads with piezoelectric elements of tubular type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/09—Pumps having electric drive
    • F04B43/095—Piezoelectric drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
DE2000148276 2000-09-29 2000-09-29 Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen Withdrawn DE10048276A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE2000148276 DE10048276A1 (de) 2000-09-29 2000-09-29 Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen
PCT/EP2001/010415 WO2002026499A1 (fr) 2000-09-29 2001-09-10 Generateur de gouttelettes et procede de production de gouttelettes liquides
AU2001295550A AU2001295550A1 (en) 2000-09-29 2001-09-10 Droplet generator and method for generation of fluid droplets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2000148276 DE10048276A1 (de) 2000-09-29 2000-09-29 Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen

Publications (1)

Publication Number Publication Date
DE10048276A1 true DE10048276A1 (de) 2002-04-25

Family

ID=7658088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000148276 Withdrawn DE10048276A1 (de) 2000-09-29 2000-09-29 Tropfengenerator und Verfahren zum Erzeugen von Flüssigkeitstropfen

Country Status (3)

Country Link
AU (1) AU2001295550A1 (fr)
DE (1) DE10048276A1 (fr)
WO (1) WO2002026499A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100590545B1 (ko) 2004-02-27 2006-06-19 삼성전자주식회사 잉크젯 프린트헤드의 구동 방법
JP4643162B2 (ja) * 2004-03-25 2011-03-02 ブラザー工業株式会社 インクジェットヘッドの制御装置、インクジェットヘッドの制御方法、及びインクジェット記録装置
US9304141B2 (en) 2007-04-18 2016-04-05 Becton, Dickinson And Company Method and apparatus for determing dispense volume

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2221698A1 (de) * 1971-05-04 1972-11-09 Arciprete Genio Rocco Verfahren und Einrichtung zum Beeinflussen einer Fluessigkeitsstroemung
DE3415421A1 (de) * 1983-04-25 1984-10-31 Ricoh Co., Ltd., Tokio/Tokyo Pumpe zum verdichten einer fluessigkeit
WO1999038621A1 (fr) * 1998-01-28 1999-08-05 Danmist Aps Procede et dispositif de vaporisation et de pompage piezo-electriques de fluides

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946398A (en) * 1970-06-29 1976-03-23 Silonics, Inc. Method and apparatus for recording with writing fluids and drop projection means therefor
US3902083A (en) 1972-06-05 1975-08-26 Gould Inc Pulsed droplet ejecting system
US4449893A (en) * 1982-05-04 1984-05-22 The Abet Group Apparatus and method for piezoelectric pumping
US5461403A (en) 1991-08-16 1995-10-24 Compaq Computer Corporation Droplet volume modulation techniques for ink jet printheads
US5903286A (en) * 1995-07-18 1999-05-11 Brother Kogyo Kabushiki Kaisha Method for ejecting ink droplets from a nozzle in a fill-before-fire mode
US6029896A (en) * 1997-09-30 2000-02-29 Microfab Technologies, Inc. Method of drop size modulation with extended transition time waveform

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2221698A1 (de) * 1971-05-04 1972-11-09 Arciprete Genio Rocco Verfahren und Einrichtung zum Beeinflussen einer Fluessigkeitsstroemung
DE3415421A1 (de) * 1983-04-25 1984-10-31 Ricoh Co., Ltd., Tokio/Tokyo Pumpe zum verdichten einer fluessigkeit
WO1999038621A1 (fr) * 1998-01-28 1999-08-05 Danmist Aps Procede et dispositif de vaporisation et de pompage piezo-electriques de fluides

Also Published As

Publication number Publication date
AU2001295550A1 (en) 2002-04-08
WO2002026499A1 (fr) 2002-04-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: PICORAPID TECHNOLOGIE GMBH, 28359 BREMEN, DE

8139 Disposal/non-payment of the annual fee
8127 New person/name/address of the applicant

Owner name: UNIVERSITAET BREMEN, 28359 BREMEN, DE

8170 Reinstatement of the former position
8139 Disposal/non-payment of the annual fee
8170 Reinstatement of the former position
8139 Disposal/non-payment of the annual fee