EP0893380B1 - Drucker für Büromaschinen mit verbesserter Bildzentrierung - Google Patents

Drucker für Büromaschinen mit verbesserter Bildzentrierung Download PDF

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Publication number
EP0893380B1
EP0893380B1 EP19980401633 EP98401633A EP0893380B1 EP 0893380 B1 EP0893380 B1 EP 0893380B1 EP 19980401633 EP19980401633 EP 19980401633 EP 98401633 A EP98401633 A EP 98401633A EP 0893380 B1 EP0893380 B1 EP 0893380B1
Authority
EP
European Patent Office
Prior art keywords
sheet
printer
printer according
printed
sensors
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
EP19980401633
Other languages
English (en)
French (fr)
Other versions
EP0893380A1 (de
Inventor
Eric Cavarero
Pascal Boishardy
Jacques Leroy
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Publication of EP0893380A1 publication Critical patent/EP0893380A1/de
Application granted granted Critical
Publication of EP0893380B1 publication Critical patent/EP0893380B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H9/00—Registering, e.g. orientating, articles; Devices therefor
    • B65H9/002—Registering, e.g. orientating, articles; Devices therefor changing orientation of sheet by only controlling movement of the forwarding means, i.e. without the use of stop or register wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
    • B65H7/08—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to incorrect front register
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/20—Location in space
    • B65H2511/24—Irregularities, e.g. in orientation or skewness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/40—Identification
    • B65H2511/413—Identification of image
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B65H2513/11—Speed angular

Definitions

  • the present invention aims to remove the uncertainty of positioning of the image, obtained by one or more passes printing, on a printing medium.

Landscapes

  • Handling Of Sheets (AREA)
  • Electronic Switches (AREA)
  • Handling Of Cut Paper (AREA)

Claims (7)

  1. Drucker für Büromaschinen, mit Mitteln (1, 6) zur Zufuhr und zur Führung von zu bedruckenden Blättern (10), die derart ausgebildet sind, dass sie mit Mitteln (19) zum gemeinsamen Transport eines Blattes (10) und eines Farbbandes (20) vor einen Druckkopf (14) zusammenwirken können, wobei der Druck durch Übertragung von dem Band (20) bewirkt wird, wobei der Kopf so ausgebildet ist, dass er ein zu druckendes elektronisches Bild (16) empfangen kann, wobei der Drucker dadurch gekennzeichnet ist, dass er Mittel (37, 38, 12) zur Erfassung der Abweichung der Position des zu bedruckenden Blattes (10) von einer vorgegebenen Position aufweist, die derart ausgebildet sind, dass sie Mittel (17, 31-36; 47, 49) zur relativen Neuausrichtung des Blattes (10) und des elektronischen Bildes (16) entsprechend steuern können, und die wenigstens drei Aufnehmer (37, 38, 12) zur punktuellen Erfassung von zwei benachbarten Referenzrändern (101, 102) des Blattes (10) aufweisen.
  2. Drucker nach Anspruch 1, wobei zwei der Aufnehmer (37, 38) derart angeordnet sind, dass sie den vorderen Rand (101) des Blattes (10) erfassen können.
  3. Drucker nach Anspruch 2, wobei die beiden Aufnehmer (37, 38) hochklappbare Positionierungsanschläge (7, 8) bilden.
  4. Drucker nach einem der Ansprüche 1 bis 3, wobei die Mittel zur Neuausrichtung (17, 31-36; 47, 49) derart ausgebildet sind, dass sie eine Relativbewegung zwischen dem Blatt (10) und dem Druckkopf (14) bewirken können.
  5. Drucker nach Anspruch 4, wobei die Mittel zur Neuausrichtung zwei Rollen (35, 36) zum Differentialantrieb des Blattes (10) aufweisen.
  6. Drucker nach einem der Ansprüche 1 bis 5, wobei die Mittel zur Neuausrichtung (17) derart ausgebildet sind, dass sie das elektronische Bild (16) im Verhältnis zum Druckkopf (14) neu ausrichten können.
  7. Drucker nach einem der Ansprüche 1 bis 6, wobei die Mittel (1, 6) zur Zufuhr von Blättern (10) für einen Farbdruck mit mehreren Durchläufen mit Hilfe eines polychromen Bandes (20) mit Mitteln (19, 25) zur Ausgabe der Blätter in Verbindung stehen.
EP19980401633 1997-07-23 1998-07-01 Drucker für Büromaschinen mit verbesserter Bildzentrierung Expired - Lifetime EP0893380B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9709350A FR2766414B1 (fr) 1997-07-23 1997-07-23 Imprimante pour machine de bureau a cadrage d'image ameliore
FR9709350 1997-07-23

Publications (2)

Publication Number Publication Date
EP0893380A1 EP0893380A1 (de) 1999-01-27
EP0893380B1 true EP0893380B1 (de) 2002-09-25

Family

ID=9509531

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19980401633 Expired - Lifetime EP0893380B1 (de) 1997-07-23 1998-07-01 Drucker für Büromaschinen mit verbesserter Bildzentrierung

Country Status (3)

Country Link
EP (1) EP0893380B1 (de)
DE (1) DE69808193T2 (de)
FR (1) FR2766414B1 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0312761Y2 (de) * 1985-01-22 1991-03-26
DE4229010A1 (de) * 1991-08-30 1993-03-04 Asahi Optical Co Ltd Abbildungseinrichtung
JPH07215499A (ja) * 1993-11-01 1995-08-15 At & T Global Inf Solutions Internatl Inc 給紙装置に係る文書の整列方法と給紙装置及びその給紙装置内で用いられる紙拾い機構
GB2287457A (en) * 1994-03-12 1995-09-20 Jarfalla Industry Competence C De-skewing fed documents

Also Published As

Publication number Publication date
FR2766414B1 (fr) 1999-09-10
EP0893380A1 (de) 1999-01-27
DE69808193T2 (de) 2003-06-05
FR2766414A1 (fr) 1999-01-29
DE69808193D1 (de) 2002-10-31

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