DE69512643D1 - Tonerprojektionsdrucker mit Mitteln um die Tonerverstreuung zu reduzieren - Google Patents

Tonerprojektionsdrucker mit Mitteln um die Tonerverstreuung zu reduzieren

Info

Publication number
DE69512643D1
DE69512643D1 DE69512643T DE69512643T DE69512643D1 DE 69512643 D1 DE69512643 D1 DE 69512643D1 DE 69512643 T DE69512643 T DE 69512643T DE 69512643 T DE69512643 T DE 69512643T DE 69512643 D1 DE69512643 D1 DE 69512643D1
Authority
DE
Germany
Prior art keywords
toner
scatter
reduce
projection printer
printer
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 - Fee Related
Application number
DE69512643T
Other languages
English (en)
Other versions
DE69512643T2 (de
Inventor
Phillip R Luque
James G Bearss
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
Publication of DE69512643D1 publication Critical patent/DE69512643D1/de
Application granted granted Critical
Publication of DE69512643T2 publication Critical patent/DE69512643T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B41J2/385—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material
    • B41J2/41—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing
    • B41J2/415—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing by passing charged particles through a hole or a slit
    • B41J2/4155—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for electrostatic printing by passing charged particles through a hole or a slit for direct electrostatic printing [DEP]
DE69512643T 1995-07-06 1995-11-06 Tonerprojektionsdrucker mit Mitteln um die Tonerverstreuung zu reduzieren Expired - Fee Related DE69512643T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/498,808 US5867191A (en) 1995-07-06 1995-07-06 Toner projection printer with means to reduce toner spreading

Publications (2)

Publication Number Publication Date
DE69512643D1 true DE69512643D1 (de) 1999-11-11
DE69512643T2 DE69512643T2 (de) 2000-03-09

Family

ID=23982588

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69512643T Expired - Fee Related DE69512643T2 (de) 1995-07-06 1995-11-06 Tonerprojektionsdrucker mit Mitteln um die Tonerverstreuung zu reduzieren

Country Status (4)

Country Link
US (1) US5867191A (de)
EP (1) EP0752317B1 (de)
JP (1) JPH0924639A (de)
DE (1) DE69512643T2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE503955C2 (sv) * 1994-09-19 1996-10-07 Array Printers Ab Metod och anordning för matning av tonerpartiklar i en printerenhet
JP2001509744A (ja) * 1994-12-15 2001-07-24 アライ プリンターズ アクティエボラーグ パウダ粒子を直接付着させるシリアル印刷システム
US6000786A (en) * 1995-09-19 1999-12-14 Array Printers Publ. Ab Method and apparatus for using dual print zones to enhance print quality
SE506484C2 (sv) 1996-03-12 1997-12-22 Ito Engineering Ab Tryckverk av toner-jet-typ med elektriskt skärmad matris
SE506483C2 (sv) 1996-03-12 1997-12-22 Ito Engineering Ab Tryckverk av toner-jet typ
US5971526A (en) * 1996-04-19 1999-10-26 Array Printers Ab Method and apparatus for reducing cross coupling and dot deflection in an image recording apparatus
US5966152A (en) * 1996-11-27 1999-10-12 Array Printers Ab Flexible support apparatus for dynamically positioning control units in a printhead structure for direct electrostatic printing
US6011944A (en) * 1996-12-05 2000-01-04 Array Printers Ab Printhead structure for improved dot size control in direct electrostatic image recording devices
US5984456A (en) * 1996-12-05 1999-11-16 Array Printers Ab Direct printing method utilizing dot deflection and a printhead structure for accomplishing the method
US6561628B1 (en) * 1997-01-08 2003-05-13 Hewlett-Packard Company Toner projection system
US6012801A (en) 1997-02-18 2000-01-11 Array Printers Ab Direct printing method with improved control function
WO1998040218A1 (en) * 1997-03-10 1998-09-17 Array Printers Ab Direct printing method with improved control function
US6017115A (en) * 1997-06-09 2000-01-25 Array Printers Ab Direct printing method with improved control function
US6132029A (en) * 1997-06-09 2000-10-17 Array Printers Ab Direct printing method with improved control function
JPH11157114A (ja) 1997-11-25 1999-06-15 Minolta Co Ltd 直接印刷装置、直接印刷ヘッド及び直接印刷方法
US6102526A (en) * 1997-12-12 2000-08-15 Array Printers Ab Image forming method and device utilizing chemically produced toner particles
US6086186A (en) * 1997-12-19 2000-07-11 Array Printers Ab Apparatus for positioning a control electrode array in a direct electrostatic printing device
US6030070A (en) * 1997-12-19 2000-02-29 Array Printers Ab Direct electrostatic printing method and apparatus
US6070967A (en) * 1997-12-19 2000-06-06 Array Printers Ab Method and apparatus for stabilizing an intermediate image receiving member during direct electrostatic printing
US6257708B1 (en) 1997-12-19 2001-07-10 Array Printers Ab Direct electrostatic printing apparatus and method for controlling dot position using deflection electrodes
US6209990B1 (en) 1997-12-19 2001-04-03 Array Printers Ab Method and apparatus for coating an intermediate image receiving member to reduce toner bouncing during direct electrostatic printing
US6027206A (en) * 1997-12-19 2000-02-22 Array Printers Ab Method and apparatus for cleaning the printhead structure during direct electrostatic printing
US6199971B1 (en) 1998-02-24 2001-03-13 Arrray Printers Ab Direct electrostatic printing method and apparatus with increased print speed
US6074045A (en) * 1998-03-04 2000-06-13 Array Printers Ab Printhead structure in an image recording device
US6174048B1 (en) 1998-03-06 2001-01-16 Array Printers Ab Direct electrostatic printing method and apparatus with apparent enhanced print resolution
US6081283A (en) * 1998-03-19 2000-06-27 Array Printers Ab Direct electrostatic printing method and apparatus
US6102525A (en) * 1998-03-19 2000-08-15 Array Printers Ab Method and apparatus for controlling the print image density in a direct electrostatic printing apparatus
US6082850A (en) * 1998-03-19 2000-07-04 Array Printers Ab Apparatus and method for controlling print density in a direct electrostatic printing apparatus by adjusting toner flow with regard to relative positioning of rows of apertures
DE69804433D1 (de) 1998-06-15 2002-05-02 Array Display Ab Vaestra Froel Verfahren und Vorrichtung für direktes elektrostatisches Drucken
EP0965455A1 (de) 1998-06-15 1999-12-22 Array Printers Ab Verfahren und Gerät für direktes elektrostatisches Drucken
AU2695800A (en) * 1999-03-01 2000-09-21 Array Printers Ab Image forming device and image forming method
JP2002366102A (ja) 2001-06-12 2002-12-20 Fujitsu Ltd 表示装置、その駆動方法及び製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE459724B (sv) * 1987-12-08 1989-07-31 Larson Prod Ab Ove Saett och anordning foer att framstaella ett latent elektriskt laddningsmoenster
SE8902090D0 (sv) * 1989-06-07 1989-06-07 Array Printers Ab Saett att foerbaettra utskriftsprestanda foer skrivare samt anordningar foer genomfoerande av saettet
SE464284B (sv) * 1990-01-03 1991-04-08 Array Printers Ab Saett att eliminera korskoppling mellan svaertningspunkter vid skrivare samt anordning foer genomfoerande av saettet
JP2520500B2 (ja) * 1990-05-30 1996-07-31 三田工業株式会社 画像形成装置
US5095322A (en) * 1990-10-11 1992-03-10 Xerox Corporation Avoidance of DEP wrong sign toner hole clogging by out of phase shield bias
US5329307A (en) * 1991-05-21 1994-07-12 Mita Industrial Co., Ltd. Image forming apparatus and method of controlling image forming apparatus
US5214451A (en) * 1991-12-23 1993-05-25 Xerox Corporation Toner supply leveling in multiplexed DEP
SE9203392L (sv) * 1992-11-13 1994-02-21 Array Printers Ab Anordning för framställning av flerfärgstryck
US5606402A (en) * 1993-12-27 1997-02-25 Sharp Kabushiki Kaisha Electrostatic image former with improved toner control grid

Also Published As

Publication number Publication date
JPH0924639A (ja) 1997-01-28
EP0752317A1 (de) 1997-01-08
DE69512643T2 (de) 2000-03-09
EP0752317B1 (de) 1999-10-06
US5867191A (en) 1999-02-02

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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