FR2403190A1 - Procede pour realiser des matrices d'impression, tramees - Google Patents
Procede pour realiser des matrices d'impression, trameesInfo
- Publication number
- FR2403190A1 FR2403190A1 FR7824938A FR7824938A FR2403190A1 FR 2403190 A1 FR2403190 A1 FR 2403190A1 FR 7824938 A FR7824938 A FR 7824938A FR 7824938 A FR7824938 A FR 7824938A FR 2403190 A1 FR2403190 A1 FR 2403190A1
- Authority
- FR
- France
- Prior art keywords
- printing
- frames
- making printing
- printing dies
- resolution
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title abstract 4
- 238000001514 detection method Methods 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Facsimile Scanning Arrangements (AREA)
- Image Processing (AREA)
Abstract
a. Procédé pour réaliser une matrice d'impression, tramée, procédé selon lequel la gravure est constituée par une suite de cuvettes réparties suivant une trame d'impression; b. Procédé caractérisé en ce qu'on détecte le modèle avec une résolution plus élevée dans la direction de la détection que la résolution de la trame d'impression pour améliorer la reproduction des contours. c. L'invention concerne les réalisations automatiques de matrices d'impression à partir d'un modèle à reproduire.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2741953A DE2741953C3 (de) | 1977-09-17 | 1977-09-17 | Graviervorrichtung zum Herstellen von Druckformen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2403190A1 true FR2403190A1 (fr) | 1979-04-13 |
FR2403190B1 FR2403190B1 (fr) | 1983-08-26 |
Family
ID=6019230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7824938A Granted FR2403190A1 (fr) | 1977-09-17 | 1978-08-29 | Procede pour realiser des matrices d'impression, tramees |
Country Status (8)
Country | Link |
---|---|
US (1) | US4245260A (fr) |
JP (1) | JPS5454701A (fr) |
CA (1) | CA1099148A (fr) |
DE (1) | DE2741953C3 (fr) |
FR (1) | FR2403190A1 (fr) |
GB (1) | GB2007460B (fr) |
IT (1) | IT1101003B (fr) |
NL (1) | NL175150C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0805585A1 (fr) * | 1996-04-25 | 1997-11-05 | Schablonentechnik Kufstein Aktiengesellschaft | Procédé de fabrication de modèles à tonalités de gris |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5933198Y2 (ja) * | 1979-09-20 | 1984-09-17 | 株式会社モリタ製作所 | パノラマx線撮影用ゲ−ジ |
JPS5655949A (en) * | 1979-10-12 | 1981-05-16 | Dainippon Screen Mfg Co Ltd | Preparation of dot image by compaction of information |
JPS57147636A (en) * | 1981-03-09 | 1982-09-11 | Toppan Printing Co Ltd | Plate making method for endless print |
US4422101A (en) * | 1980-07-30 | 1983-12-20 | Toppan Printing Co., Ltd. | Electronic cylinder making method |
JPS57151947A (en) * | 1981-03-17 | 1982-09-20 | Toppan Printing Co Ltd | Making device for endless plate |
JPS57151946A (en) * | 1981-03-17 | 1982-09-20 | Toppan Printing Co Ltd | Making device for endless plate |
US4672466A (en) * | 1985-02-05 | 1987-06-09 | R. R. Donnelley & Sons Company | Operator selectable multiple gradation scanner and engraver apparatus and method |
DE3724256A1 (de) * | 1987-07-22 | 1989-02-02 | Hell Rudolf Dr Ing Gmbh | Funktionsweise einer schaltungsanordnung zum betrieb von graviersystemen fuer die gravur von druckformen |
DE69114581T2 (de) * | 1990-06-27 | 1996-03-28 | Konishiroku Photo Ind | Vorrichtung zur Bilderzeugung. |
DE4022772A1 (de) * | 1990-07-18 | 1992-02-13 | Linotype Ag | Verfahren zur generierung und speicherung von digitalisierten dichte-schwellwerten zur rasterung einer halbton-bildvorlage |
US5642436A (en) * | 1990-07-18 | 1997-06-24 | Linotype-Hell Ag | Method for generating and storing digitalized density threshold values for the rastering of a half-tone picture original |
US5515182A (en) * | 1992-08-31 | 1996-05-07 | Howtek, Inc. | Rotary scanner |
US5663803A (en) * | 1993-02-25 | 1997-09-02 | Ohio Electronic Engravers, Inc. | Engraving method and apparatus for engraving areas using a shaping signal |
US5691818A (en) * | 1993-02-25 | 1997-11-25 | Ohio Electronic Engravers, Inc. | System and method for enhancing edges and the like for engraving |
DE19720877A1 (de) * | 1997-05-17 | 1998-11-19 | Anatolii Dipl Ing Fel | Verfahren zur Herstellung von Abbildungen auf Glas, Stein und anderen harten Materialien durch Zerstörung ihrer Oberfläche |
US6433890B1 (en) | 1998-09-24 | 2002-08-13 | Mdc Max Daetwyler Ag | System and method for improving printing of a leading edge of an image in a gravure printing process |
EP1369230A1 (fr) * | 2002-06-05 | 2003-12-10 | Kba-Giori S.A. | Procédé de fabrication d'une plaque gravée |
US10265482B2 (en) | 2015-10-01 | 2019-04-23 | Soul Skins Llc | Needle-point pen apparatus, methods, and systems for administering medication |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2865984A (en) * | 1953-09-03 | 1958-12-23 | Time Inc | Edge correcting system for visual image transference apparatus |
US2881246A (en) * | 1955-09-27 | 1959-04-07 | Fairchild Camera Instr Co | Engraving machine |
US3770888A (en) * | 1971-10-04 | 1973-11-06 | Werkspoor Amsterdam Nv | Method and apparatus for controlling the engraving pattern of an electromagnetic gravure engraving |
US3769455A (en) * | 1972-03-01 | 1973-10-30 | Werkspoor Amsterdam Nv | Method and apparatus for making half-tone screen printing cylinders |
US3983319A (en) * | 1973-11-12 | 1976-09-28 | Printing Developments, Inc. | Electronic screening for image reproduction |
NL167897C (nl) * | 1975-02-28 | 1982-02-16 | Hell Rudolf Dr Ing Gmbh | Inrichting voor het vervaardigen van gerasterde drukvormen overeenkomstig een beeldorigineel. |
DE2516332A1 (de) * | 1975-04-15 | 1976-10-28 | Siemens Ag | Verfahren zur codierung von elektrischen signalen, die bei der abtastung eines graphischen musters mit aus text und bild gemischtem inhalt gewonnen werden |
-
1977
- 1977-09-17 DE DE2741953A patent/DE2741953C3/de not_active Expired
-
1978
- 1978-08-07 NL NLAANVRAGE7808264,A patent/NL175150C/xx not_active IP Right Cessation
- 1978-08-29 FR FR7824938A patent/FR2403190A1/fr active Granted
- 1978-09-11 US US05/941,542 patent/US4245260A/en not_active Expired - Lifetime
- 1978-09-12 CA CA311,117A patent/CA1099148A/fr not_active Expired
- 1978-09-15 IT IT27704/78A patent/IT1101003B/it active
- 1978-09-18 GB GB7837155A patent/GB2007460B/en not_active Expired
- 1978-09-18 JP JP11447678A patent/JPS5454701A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0805585A1 (fr) * | 1996-04-25 | 1997-11-05 | Schablonentechnik Kufstein Aktiengesellschaft | Procédé de fabrication de modèles à tonalités de gris |
Also Published As
Publication number | Publication date |
---|---|
DE2741953A1 (de) | 1979-03-29 |
JPS5454701A (en) | 1979-05-01 |
DE2741953C3 (de) | 1981-05-21 |
US4245260A (en) | 1981-01-13 |
NL175150B (nl) | 1984-05-01 |
GB2007460B (en) | 1982-02-17 |
NL7808264A (nl) | 1979-03-20 |
GB2007460A (en) | 1979-05-16 |
DE2741953B2 (de) | 1980-09-18 |
JPS6235104B2 (fr) | 1987-07-30 |
IT1101003B (it) | 1985-09-28 |
CA1099148A (fr) | 1981-04-14 |
FR2403190B1 (fr) | 1983-08-26 |
NL175150C (nl) | 1984-10-01 |
IT7827704A0 (it) | 1978-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CA | Change of address | ||
TP | Transmission of property | ||
ST | Notification of lapse |