GR3000445T3 - Method of making a tool for stamping round shaped watermark screens used to make filigranes and apparatus therefor - Google Patents

Method of making a tool for stamping round shaped watermark screens used to make filigranes and apparatus therefor

Info

Publication number
GR3000445T3
GR3000445T3 GR90400241T GR900400241T GR3000445T3 GR 3000445 T3 GR3000445 T3 GR 3000445T3 GR 90400241 T GR90400241 T GR 90400241T GR 900400241 T GR900400241 T GR 900400241T GR 3000445 T3 GR3000445 T3 GR 3000445T3
Authority
GR
Greece
Prior art keywords
tool
electrode
filigranes
making
make
Prior art date
Application number
GR90400241T
Other languages
English (en)
Inventor
Olivier Puyplat
Original Assignee
Banque De France
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 Banque De France filed Critical Banque De France
Publication of GR3000445T3 publication Critical patent/GR3000445T3/el

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/06—Marking or engraving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/10—Watermarks

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Surgical Instruments (AREA)
  • Prostheses (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
GR90400241T 1986-07-10 1990-04-23 Method of making a tool for stamping round shaped watermark screens used to make filigranes and apparatus therefor GR3000445T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8610089A FR2601271B1 (fr) 1986-07-10 1986-07-10 Procede de fabrication d'un outil servant a l'emboutissage des toiles formaires d'une forme ronde utilisee pour realiser des filigranes, et appareil pour la mise en oeuvre du procede.

Publications (1)

Publication Number Publication Date
GR3000445T3 true GR3000445T3 (en) 1991-06-28

Family

ID=9337315

Family Applications (1)

Application Number Title Priority Date Filing Date
GR90400241T GR3000445T3 (en) 1986-07-10 1990-04-23 Method of making a tool for stamping round shaped watermark screens used to make filigranes and apparatus therefor

Country Status (6)

Country Link
EP (1) EP0252842B1 (el)
AT (1) ATE51785T1 (el)
DE (1) DE3762195D1 (el)
ES (1) ES2015072B3 (el)
FR (1) FR2601271B1 (el)
GR (1) GR3000445T3 (el)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW221383B (el) * 1992-06-08 1994-03-01 Sumitomo Gomo Kogyo Kk
DE9409413U1 (de) * 1994-06-13 1994-09-29 Oblf, Gesellschaft für Elektronik und Feinwerktechnik mbH, 58454 Witten Vorrichtung zum Kennzeichnen von metallischen Proben
HU211281B (en) * 1994-07-25 1996-11-28 Lajos Pikler Method for identificating objects on the basis of the forming and checking their surface roughness, further an object having surface suitable to said identification
CN100360740C (zh) * 2005-12-23 2008-01-09 中国印钞造币总公司 高定量水印防伪纸的制作方法
CN100368190C (zh) * 2006-04-21 2008-02-13 中国印钞造币总公司 三维设计制作水印模版的方法
CN111070862B (zh) * 2019-12-14 2021-06-29 武汉凯益源自动化装备有限公司 锅体电腐蚀打标设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2881246A (en) * 1955-09-27 1959-04-07 Fairchild Camera Instr Co Engraving machine
US3769455A (en) * 1972-03-01 1973-10-30 Werkspoor Amsterdam Nv Method and apparatus for making half-tone screen printing cylinders
CA1003049A (en) * 1973-11-26 1977-01-04 Peter Halbrohr Metal etching process
BE837814A (fr) * 1976-01-22 1976-05-14 Procede de gravure

Also Published As

Publication number Publication date
DE3762195D1 (de) 1990-05-17
EP0252842A1 (fr) 1988-01-13
EP0252842B1 (fr) 1990-04-11
FR2601271B1 (fr) 1990-07-13
FR2601271A1 (fr) 1988-01-15
ATE51785T1 (de) 1990-04-15
ES2015072B3 (es) 1990-08-01

Similar Documents

Publication Publication Date Title
CA2033359A1 (en) Method of matching patterns and apparatus therefor
EP0785669A3 (en) Image processing method and apparatus
DE68910866D1 (de) Verfahren und Vorrichtung zum Formen eines Mikro-Musters auf der Oberfläche einer Rolle, Metallbögen zum Pressarbeiten, durch die Rolle hergestellt und Verfahren zur Herstellung.
DE69416548D1 (de) Verfahren und Vorrichtung in Verbindung mit der Herstellung einer Zahn, Brücke, usw.
BG103049A (en) Method for making printing stamps
EP0888010A3 (en) Image encoding method and apparatus
DE3765869D1 (de) Verfahren zur herstellung von geformten metallteilen.
DE3580034D1 (de) Vorrichtung und verfahren zur herstellung eines siebes und zum drucken.
GR3000445T3 (en) Method of making a tool for stamping round shaped watermark screens used to make filigranes and apparatus therefor
ATE46713T1 (de) Verfahren zum herstellen eines keramischen, polykristallinen schleifmittels.
MY112639A (en) Method and apparatus for producing signs with prismatic letters and graphic images
CA2442247A1 (en) Method to produce a print block for rotogravure
ATE191285T1 (de) Bilderzeugungsverfahren und -gerät für bildglättung
US5486928A (en) Method for manufactuing a stamp to emboss wire cloths in order to make watermarks and equipment to implement this method
FR2624791B1 (fr) Procede de fabrication en serie d'elements d'impression en taille-douce en acier, et appareil pour la mise en oeuvre du procede
US5986231A (en) Production method for deburring die for castings utilizing EDM
DE19526857A1 (de) Verfahren zur Herstellung einer Malvorlage
US6025921A (en) Method and apparatus for engraving a mixed pattern
EP0123257A3 (de) Verfahren und Vorrichtung zur Regelung der Farbzufuhr zu den Farbwerken einer Mehrfarbendruckmaschine
GR3003698T3 (el)
ATE37322T1 (de) Verfahren zur herstellung von praegungen/verformungen auf warenbahnen zwischen einer praegewalze und einer gegengeformtenwalze sowie vorrichtung zur durchfuehrung dieses verfahrens.
EP0829818A3 (en) Image processing apparatus and method
ATE249294T1 (de) Vorrichtung zur herstellung von blechteilen mit abgekanteten enden
DE19708178A1 (de) Verfahren zur Reproduktion von graphischen oder fotographischen Vorlagen
DE3175839D1 (en) Electron beam engraving method and apparatus for carrying it out