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EP0801604B1 - Support de donnees portant un element optiquement variable - Google Patents

Support de donnees portant un element optiquement variable Download PDF

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Publication number
EP0801604B1
EP0801604B1 EP96938044A EP96938044A EP0801604B1 EP 0801604 B1 EP0801604 B1 EP 0801604B1 EP 96938044 A EP96938044 A EP 96938044A EP 96938044 A EP96938044 A EP 96938044A EP 0801604 B1 EP0801604 B1 EP 0801604B1
Authority
EP
European Patent Office
Prior art keywords
embossed
data carrier
screen
coating
optically variable
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
EP96938044A
Other languages
German (de)
English (en)
Other versions
EP0801604A1 (fr
EP0801604B2 (fr
Inventor
Eckhard Braun
Johann Müller
Reinhard Plaschka
Franz Daniel
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.)
Giesecke and Devrient GmbH
Original Assignee
Giesecke and Devrient GmbH
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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7776577&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0801604(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Giesecke and Devrient GmbH filed Critical Giesecke and Devrient GmbH
Priority to DE29623753U priority Critical patent/DE29623753U1/de
Priority to EP03008023A priority patent/EP1325816B1/fr
Publication of EP0801604A1 publication Critical patent/EP0801604A1/fr
Application granted granted Critical
Publication of EP0801604B1 publication Critical patent/EP0801604B1/fr
Publication of EP0801604B2 publication Critical patent/EP0801604B2/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/324—Reliefs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • B42D25/29—Securities; Bank notes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • B42D2033/24—
    • B42D2035/16—
    • B42D2035/24—

Definitions

  • the invention relates to a data carrier with a authenticity of the data carrier characteristic, optically variable structure, which has an embossing grid, which contrasts with the surface of the data carrier Coating is combined so that at least partial areas of the coating are fully visible when viewed vertically, when viewed at an angle but be covered, so that alternately vertical and oblique viewing a tilting effect occurs, i.e. that under at least one predetermined angle, a first piece of information is recognizable, which is vertical Contemplation is not or only very weakly seen.
  • a data carrier with such a hologram is e.g. B. from known from EP 440 045 A2.
  • the hologram is proposed as a prefabricated element or as an embossing in one on the data carrier to apply the applied lacquer layer.
  • WO 88/05387 is also a decorative color print known, to achieve viewing angle-dependent graphic effects is periodically embossed, then with multi-colored stripe patterns is printed over the entire surface.
  • the object of the present invention is now that known security element with the introduced embossing with regard to improve safety aspects.
  • the invention is based on the basic idea of an optically variable Security element, which has an embossed structure that with a Print image, line grid or the like, hereinafter also coating called, is combined, so that either reinforce the already known optically variable effect occurs or to the already known optically variable effect at least one other visually recognizable Effect occurs.
  • the entirety of the combination of Background and embossing created optically variable effect and that additional effect is visually recognizable, but can be done with the help of Copiers cannot be reproduced. You can accordingly as serve information that can be used to check whether it is a Original document is, or in the presence of the or the optically variables Effects can be excluded that the document with commercial Reproductive techniques.
  • This basic idea can be realized according to the invention in several variants, which can be found in differ essentially in that the gain of the known Effects or additional information can be generated in different ways.
  • the basic idea realized in the different embodiments The invention is distinguished from the prior art a number of advantages. This is how the document is protected against forgery through the provision of the reinforcement or additional effect elevated. Also the recognizability of the security element in the data carrier is made easier because the element is easy to find due to the additional effects and is more clearly recognizable.
  • the optically variable structure can on the Data carriers are available as a separate element or as part of the data carrier, so that there are a variety of concrete implementation options is.
  • the optically variable structure 3 is called a so-called Human trait, i.e. as one by man without aids testable characteristic, in addition to any other characteristics for detection the authenticity of the data carrier used.
  • Human trait i.e. as one by man without aids testable characteristic
  • the provision of such Characteristics is particularly useful for banknotes but also for other monetary values Documents such as shares, checks and the like.
  • cards such as are used today, e.g. to identify people or to carry out transactions or services are used.
  • the optically variable structure 3 can have a very different structure be connected with the resulting different effects from different perspectives.
  • the coining embossing grid will vary depending on the structure of coating and embossing grid and their allocation to each other Authenticity determination of the disk creates usable effects.
  • the line structures are the coating / printing grid not necessarily straightforward, but preferably swinging or even devouring, i.e. also in the form of guilloches stirred.
  • the following Examples represented as simple bars can also be used can be replaced by any complex picture or text information.
  • the Line screen structures usually use the possibilities of printing technology out. As a result, typical line widths are of the order of magnitude from approx. 50 to 1000 ⁇ .
  • the embossed grid structures are usually chosen in the range of 50 to 500 ⁇ amplitude height.
  • FIGS. 3, 4 and 5 shows in connection with FIGS. 3, 4 and 5 an optically variable structure, in which the coating consists of a parallel, straight printing grid 6 consists.
  • the width of the print lines corresponds approximately to the width of the gaps.
  • Information 7, which in this case consists of a full-surface print, is arranged perpendicular to the print screen.
  • the embossing 8 in the left 2 corresponding to its structure and assignment to Line screen 6 is shown schematically, is congruent with the print screen positioned so that when viewed obliquely from the Viewing direction B facing edge of the embossing grid with the respective one Gap of the print screen and that from the same viewing direction Surface 9 facing away from the observer coincides with the printing lines of the printing screen 6.
  • This relationship is illustrated in FIGS. 3 to 5.
  • the line grid 6 is in the schematic sectional view of FIG. 3 as reproduced black coating.
  • 3 to 5 is primarily the course and structure of the embossing and the arrangement of the coating on the flanks 9, 10 of the embossing shown.
  • the representation of the data carrier 1 is largely neglected insofar as this is not detrimental to understanding.
  • the embossing grid is shown as a triangle.
  • the grid can also be trapezoidal, sinusoidal, semicircular or other shape.
  • the information is 7 in The area around the print screen 6 is completely recognizable.
  • a black and white grid Depending on the periodicity of the grid, the environment appears in a certain one Gray. With a line / gap ratio of 1: 1 a gray tone with an area coverage of 50%.
  • Information 7 in an unprinted environment because the viewer is facing Flanks of the embossing grid are unprinted and only the full surface printed Have information 7.
  • Viewing direction C is as far as line grid 6 and information 7 have the same layer thickness and are made of the same material are, the information 7 is not recognizable because the viewer flanks 10 of the embossed structure facing this viewing direction are completely covered. Accordingly, the viewer sees e.g. a fully printed area in which the information because of the environment not contrasting, not recognizable. For the sake of clarity the information 7 in FIG. 5 is, however, slightly contrasting with the line grid shown.
  • the optically variable structure described therefore shows when changing a tilting effect from viewing direction B to viewing direction C. with completely different information content that is easily recognizable is, but not reproduced by a copier, for example can be because the copier originals only from the viewing direction A, i.e. scanned perpendicular to the document surface and only reproduce the information content recognizable from viewing direction A. can.
  • the print screen 6 is, as in example 1, a parallel, straight screen.
  • An example is the information 7 by a pressure-free, recessed Space shown.
  • the embossing 8 is congruent to Print screen 6 and positioned to the print screen, as in the example 1 described. In this example, however, the information is not shaped, i.e. the embossing grid is interrupted in the information area.
  • the information When viewing this optically variable structure vertically, the information is 7 clearly recognizable in the grid environment.
  • the information When looking at the structure the information disappears from viewing direction B because of the viewer the unprinted flanks of the embossed structure from this direction are facing. From the opposite viewing direction C appears the information as a print-free area in a completely printed Environment.
  • the cover is the same Embossing structure 8 also over the unprinted area of the information 7 extends or if the area of information 7 as a whole is embossed, in an unembossed form the information 7 (from Viewing direction C) but a more homogeneous impression.
  • the information 7 is because of the different surface structure of the embossed and non-embossed Areas also in the glossy angle of the data carrier from any viewing direction slightly recognizable.
  • a continuous line screen is selected as the print screen 6, without the provision of information produced by printing technology.
  • the Embossing 8 is congruent with the printing screen and as in the previous ones Examples of the print grid positioned so that the line grid on the flanks 9 is arranged. In the area of the information to be displayed 7 the embossing is interrupted.
  • Line grid 6 and embossing grid 8 correspond in this example to that in example 3 arrangement shown. The difference is that in the area a further embossing grid 19 is provided for the information 7 to be displayed which is arranged perpendicular to the embossing grid 8.
  • the line screen 6 in this example corresponds to the previous print screens.
  • the line grid deviates from the specified one Course, e.g. by placing it at right angles to the information outline becomes.
  • the embossing 8 runs parallel to the basic grid. In the information area 7 is not embossed.
  • the raster frequency in the information area from that in the surrounding area differ.
  • the print grid consists of a two-color line print 11, 12, the lines adjoining one another.
  • First information 13 is represented by cutouts in lines 11 of the first color, while a second information 14 through corresponding cutouts in the lines 12 of the second color is shown.
  • the embossing structure 8 is parallel arranged to the basic structure and extends over the entire Printed screen. The embossing grid is positioned such that the lines 11 of the first color on a first flank of the grid and the lines 12 of the second color arranged on the opposite flank of the grid are.
  • the line grid 6 corresponds to the information contour interrupted.
  • the line grid runs within the information contour however, out of phase in the grid gaps.
  • the offset line areas are with position 16, the gaps in the information area with position 17 marked. Outside the print screen, the information is shown by a full-surface print 18 added.
  • the embossing 8 runs parallel to the basic grid over the entire area, the additional information 18 remains unstated.
  • the optically variable structure consists of a line grid 6, which is interrupted is. In the interruption is the information 7 by a second one Line grid shown, which is arranged perpendicular to the basic grid 6 is.
  • a first embossing 8 is congruent with the line pattern 6, while a second embossing 19 corresponding to the information grid 7 runs. Both grids are, as in the previous ones Examples, positioned to the print grids.
  • the coating consists of a parallel, straight one Line grid with comparatively thin grid lines 20 in relation to the gaps.
  • the information is through widenings 21 of lines 20 shown.
  • the broadening of the lines can reproduce a halftone image, like it, e.g. is described in EP-PS 0 085 066.
  • the embossing 8 runs parallel to the line grid and is positioned so that the thin Grid lines with the sides of the embossing grid facing away from viewing direction B. coincide.
  • the broadenings 21 of the information thus extend depending on the size along the flanks or also over the zenith of the Embossed structure on the opposite flank.
  • the grid lines 20 face the viewer from the viewing direction C, when the structure is rotated from vertical observation to one From this point of view, flat angles are initially the hidden dark semitones. However, the grid lines remain visible. First at a very flat angle, the entire structure appears in a full tone dark.
  • the optically variable structure consists of individual print screen elements 25, 26, 27 and 28.
  • the printing grids in the individual elements are oriented differently, running vertically in element 25, horizontal in element 26, diagonal in element 27 and also diagonally in element 28, but with opposite Element 27 of a different orientation.
  • the individual embossing grids are on the Individual elements matched accordingly.
  • the individual elements are used to produce an optically variable structure assembled into a forest.
  • the line grid 6 of the optically variable structure is in this example also parallel and straight, the line width corresponds approximately the gap between the lines.
  • the disk After printing on the data carrier with the printing grid described is the disk in the area of optical variable structure and shaped such that the embossing is congruent runs to the printing grid and starts from the zenith 32 in extends both flank areas 9,10.
  • the grid gaps are in the valleys 31 the embossed structure so that it fits into the adjacent one extend lower flank areas.
  • the line grid is in flat printing or with the help of other coating processes (transfer printing) with Layer thicknesses produced, which are not essential for the unembossed data carrier Make out a thickening of the disk and accordingly one enable unchanged flat surface.
  • the coating or line grid can therefore with any embossing structure and any embossing process be combined.
  • the embossing height of the sinusoidal grid is thus much greater than the thickness of the printing layer or one, for example metallic coating applied in the transfer process.
  • at an embossing height between 50 and 100 ⁇ is the thickness of the ink layer or other coatings with optically variable effect (metal layer, iodine color layer, Liquid crystal color layer) usually less than 10 ⁇ .
  • the line grid 6 each according to execution (ratio of line width to gap) in a shade of gray or a reduced color saturation of a certain color. From the Viewing directions A and B are initially depending on the angle of inclination the unprinted valleys 31 of the embossing grid can still be recognized until the structure with a flat viewing angle in the full tone of the screen color transforms.
  • the optically variable element faces from the viewing directions A and B have the same tilt effect.
  • the print grid is in in this case from a two-tone line grid with the colors 11 and 12, that border each other. There are gaps between the line pairs, approximately correspond to the width of the line pairs.
  • the embossing is congruent with the print screen and positioned to the screen so that the line of contact of the two-tone line pairs arranged on the zeniths 32 of the grid are. The valleys 31 of the grid are unprinted.
  • Information can be in such a tilting structure according to the bring previous examples in various ways, e.g. by Providing gaps (Fig. 10) or by appropriate phase shift in the pressure line structure (Fig. 11).
  • the line grid in this example is two-tone with the colors 11 and 12, that adjoin each other without a gap.
  • the embossing is again congruent to the print screen in the form that the color 11 with the Zeniths 32 and correspondingly the color 12 coincides with the valleys 31.
  • the line grid 6 is parallel in this example, straight, with corresponding ones Gaps between the grid lines.
  • the embossing is congruent with the print screen, whereby, as in the previous examples, the pressure lines coincide with the zeniths of the embossing grid.
  • the information 7 of the optically variable structure is through in this example an embossing is shown which is less in the area of information Amplitude 36 has as the embossing amplitude 35 in the vicinity of information.
  • a modification of this optically variable structure is that in There is no embossing in the information area. In this case, appears even when viewed from a very flat angle, the information area unchanged in a shade of gray from the dark surroundings.
  • the print screen in this example is tri-color, consisting of the colors 11, 12 and 15, which are printed spaced apart.
  • the imprint is congruent to the print screen with different amplitude, whereby in present example the higher amplitude 35 is about twice as high the low amplitude.
  • On the zeniths 32 of the higher amplitude is the Color 11 and on the zeniths of the lower amplitude color 12 is provided, while the color 15 with the valleys 31 between the amplitudes of the embossing grid coincides.
  • the color impression thus changes from the mixed color resulting from three colors to the mixed color from two colors up to the solid color. This effect is from both angles B, C equal.
  • the optically variable structure shown in this example is that in FIG. 12 (Example 8) structure shown very similar. It just differs in that the embossing grid 8 and 19 are sinusoidal and the Grid lines are arranged on the zeniths of the embossed grids.
  • Example 8 When viewed vertically, the effect described in Example 8 arises on.
  • the information area appears from viewing directions B and C. 7 in gray in a dark environment. From the viewing angles E or D, however, the information area 7 appears in a dark Solid tone in a gray tone of the surrounding area.
  • At least parts of the Environmentally contrasting coating made from colors or layers, which have optically variable properties.
  • Optically variable colors or layers already show themselves from different viewing angles different optical effects.
  • Such optically variable colors / Layers are well known to those skilled in the art.
  • Such colors usually have interference, diffraction, polarization or dichroic Effects on. They change the depending on the type and composition Color impression with varying viewing angles.
  • the surface is of the data carrier 1 with a coating 6 made of an optically varying one Color.
  • a coating 6 made of an optically varying one Color.
  • At least in a partial area of the coating 6 is one Line embossing is provided, which in this case is trapezoidal.
  • the embossed area appears opposite the non-embossed area in a different color because the flanks 9 and 10 are covered to the viewing direction, are inclined and thus in another Color appears as the environment or the flattened plateaus and Valleys of the embossed structure.
  • oblique viewing direction B which always contrast the embossed area with the unembossed one Highlight area.
  • the data carrier is along a strip 39 with a so-called disembodied Iriodin color printed. These colors have the property that it is completely transparent when viewed vertically are almost invisible while they are generally at a glancing angle have a striking color impression (for example gold).
  • information 40 in the form of Cutouts shown.
  • embossing grid is on the strip within the Outlines of the desired information 41 provided an embossing grid.
  • the embossed information 41 is that shown from the iriodin coating Information 40 overlaid and only for the sake of clarity in the Fig. 24 shown separately
  • the optically variable structure in this example largely corresponds to that previous example.
  • the embossed Structure 41 as can be seen from FIG. 26, is highlighted by a colored line grid 6. But it is also possible to use the embossing grid in the information area in relation to the grid surrounding the information.
  • the printing grid When looking at this structure in reflected light, the printing grid is visible, while the information 40 left out of the iriodin coating is almost is not visible. As in the previous example, appears under the Gloss angle of the iriodin color initially only the information 40, while only the embossed information 41 is visible at a different gloss angle becomes. In addition, this information appears as with the previous one Examples described, but also dark when viewed obliquely in front of a bright environment or from the opposite viewing direction bright against dark surroundings. Since in this example the Combination of line and embossing grid results in a comparative effect dominant occurs in the area of embossing caused by the iriodin color In contrast to the previous example, effect in the background.
  • the optically variable structure consists of one on one Data carrier 1 applied high-gloss metallic coating 43, which can be applied, for example, in the transfer process.
  • high-gloss metallic coating 43 which can be applied, for example, in the transfer process.
  • embossing grid 44 is provided for the metallic coating, specifically within the outline of the characters to be displayed.
  • the metallic strip 43 can also have a holographic structure, whereby the described effect outside the embossed information 44 through which holographic information is superimposed. In the embossed area the holographic information is destroyed.
  • the metal strip 43 has a line grid 46 in the form demetallized areas.
  • the metal strip is in the area of demetallizations provided with an embossing grid 8, which is congruent to metallic line grid is executed.
  • the optically variable structure in this example is characterized by that a first print screen 6 is provided on the front of the data carrier 1 and a second print screen 48 on the back of the disk. At least parts of the two printing grids are exactly in register with each other printed what in general with so-called simultaneous printing is carried out. In this example, the embossing is carried out so that it is present on both sides as a positive / negative embossing pattern.

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  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Printing Methods (AREA)
  • Credit Cards Or The Like (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Semiconductor Memories (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Holo Graphy (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)

Claims (20)

  1. Support de données (1) avec une image imprimée (2) et une structure optiquement variable (3) caractérisant l'authenticité du support de données, qui présente une première structure estampée (8), laquelle est combinée avec une première grille de revêtement (6) qui ne couvre pas toute la surface, contrastant avec la surface du support de données, de telle sorte qu'au moins des zones partielles de la grille de revêtement (6) soient visibles lors d'une observation à la perpendiculaire, mais cachées lors d'une observation à l'oblique, selon une direction prédéterminée d'observation, de telle sorte que lors d'une observation alternant entre perpendiculaire et oblique, un effet de basculement se produise, caractérisé en ce que la structure optiquement variable (3) est divisée en au moins deux zones, la première grille de revêtement (6) et la première structure estampée (8) étant disposées dans la première zone et une deuxième structure estampée (19) différente de la première structure estampée (8) se trouvant dans la deuxième zone et étant combinée avec une deuxième grille de revêtement (7, 25, 26, 27, 28) différente de la première grille de revêtement (6).
  2. Support de données (1) selon la revendication 1, caractérisé en ce que la première comme la deuxième structure estampée (8, 19) est une grille estampée avec extension prédéterminée de hauteur d'estampage, amplitude d'estampage et orientation prédéterminées, qui présente des sommets dans la zone des amplitudes maximales d'estampage et des creux dans la zone des amplitudes minimales, lesquels sont reliés par des flancs.
  3. Support de données (1) selon la revendication 2, caractérisé en ce que les orientations de la première et de la deuxième grille estampée (8, 19) sont différentes.
  4. Support de données (1) selon la revendication 3, caractérisé en ce que la première et la deuxième grilles estampées (8, 19) s'étendent perpendiculairement l'une par rapport à l'autre.
  5. Support de données (1) selon la revendication 1 ou 2, caractérisé en ce que la première et la deuxième grilles de revêtement (6, 7, 25, 26, 27, 28) sont orientées différemment.
  6. Support de données (1) selon la revendication 5, caractérisé en ce que les grilles de revêtement (6, 7) sont conçues comme des grilles de lignes et dans lequel chacune des lignes est disposée aux sommets des grilles estampées (8, 19).
  7. Support de données (1) selon la revendication 5, caractérisé en ce que les grilles de revêtement (6, 7, 25, 26, 27, 28) sont conçues comme des grilles de lignes et dans lequel chacune des lignes est disposée sur les flancs de la grille estampée.
  8. Support de données (1) selon au moins une des revendications 1 à 7, caractérisé en ce que les structures estampées (8, 19) sont trapézoïdales, sinusoïdales, en demi-cercle ou triangulaires.
  9. Support de données (1) avec une image imprimée (2) et une structure optiquement variable (3) caractérisant l'authenticité du support de données (1), qui présente une première structure estampée (8) avec une direction prédéterminée d'extension, la structure estampée (8) étant combinée avec une grille de revêtement (6) qui ne couvre pas toute la surface, contrastant avec la surface du support de données (1) de telle sorte qu'au moins des zones partielles de la grille de revêtement (6) soient visibles lors d'une observation à la perpendiculaire, mais cachées lors d'une observation à l'oblique, selon une direction prédéterminée d'observation, de telle sorte que lors d'une observation alternant entre perpendiculaire et oblique, un effet de basculement se produise, caractérisé en ce que la structure optiquement variable (3) présente une information (7), et en ce que dans la zone de l'information (7), se trouve une deuxième structure estampée (19), dont la direction d'extension se prolonge perpendiculairement à la direction d'extension de la première structure estampée (8).
  10. Support de données (1) selon la revendication 9, caractérisé en ce que la grille de revêtement (6) et les structures estampées (8, 19) sont en outre recouvertes d'une couche optiquement variable, transparente, ou sont superposées à une telle couche.
  11. Support de données (1) avec une image imprimée (2) et une structure optiquement variable (3), caractérisant l'authenticité du support de données (1), qui présente une première structure estampée (8) avec une direction prédéterminée d'extension, la structure estampée (8) étant combinée avec une grille de revêtement (6) contrastant avec la surface du support de données (1) de telle sorte qu'au moins des zones partielles de la grille de revêtement (6) soient visibles lors d'une observation à la perpendiculaire, mais cachées lors d'une observation à l'oblique, selon une direction prédéterminée d'observation, de telle sorte que lors d'une observation alternant entre perpendiculaire et oblique, un effet de basculement se produise, caractérisé en ce que la structure optiquement variable (3) présente une information (41), en ce que dans la zone de l'information (41), se trouve une deuxième structure estampée, qui est placée en position décalée par rapport à la première structure, ou dont la direction d'extension diffère de la direction d'extension de la première structure estampée (8), et en ce que la grille de revêtement (6) et les structures estampées (8) sont en outre recouvertes d'une couche optiquement variable (39), transparente, ou sont superposées à une telle couche.
  12. Support de données (1) selon la revendication 11, caractérisé en ce que la couche supplémentaire (39) présente des évidements (40) sous la forme de caractères typographiques, d'éléments d'image ou similaires, et/ou est réalisée sous la forme de caractères typographiques, d'éléments d'image ou similaires.
  13. Support de données (1) selon au moins une des revendications 9 à 12, caractérisé en ce que la première comme la deuxième structure estampée (8, 19) est une grille estampée périodique avec extension prédéterminée de hauteur d'estampage.
  14. Support de données (1) selon au moins une des revendications 9 à 13, caractérisé en ce que les structures estampées (8, 19) sont triangulaires, trapézoïdales, sinusoïdales ou en forme de demi-cercle.
  15. Support de données (1) selon au moins une des revendications 9 à 14, caractérisé en ce que la grille de revêtement (6) est une structure de grille de lignes droites.
  16. Support de données (1) selon au moins une des revendications 9 à 15, caractérisé en ce que la première structure estampée (8) se compose d'une grille estampée de lignes droites, et le revêtement (6) se compose d'une grille de lignes droites parallèles, la grille estampée (8) étant disposée de façon à coïncider avec la grille de lignes (6), de sorte que la grille de lignes (6) est disposée sur les flancs (9, 10) de même orientation de la grille estampée (8).
  17. Support de données (1) selon la revendication 16, caractérisé en ce que la deuxième structure estampée est également une grille estampée de lignes droites.
  18. Support de données (1) selon au moins une des revendications 9 à 17, caractérisé en ce que le revêtement (6) se compose d'une grille imprimée de lignes droites parallèles, grâce à laquelle la largeur des lignes imprimées correspond environ à la largeur des interstices, et le rapport lignes/interstices est d'environ 1:1.
  19. Support de données (1) selon au moins une des revendications 9 à 18, caractérisé en ce que les deux côtés du support de données (1) sont pourvus, du moins en partie, de grilles de revêtement (6, 48) ayant les mêmes repères, et l'estampage (8) destiné à ces grilles de revêtement (6, 48) est réalisé de telle sorte qu'il soit présent sur les deux côtés en tant que grille estampée positive/négative, les grilles de revêtement (6, 48) étant disposées aussi bien face avant que face arrière, sur les flancs (9, 10) de la structure estampée à deux côtés (8).
  20. Support de données (1) avec une image imprimée (2) et une structure optiquement variable (3) caractérisant l'authenticité du support de données, qui présente une grille estampée (8), laquelle est combinée avec une grille de revêtement qui ne couvre pas toute la surface, contrastant avec la surface du support de données, de telle sorte qu'au moins des zones partielles de la grille de revêtement (6) soient visibles lors d'une observation à la perpendiculaire, mais cachées lors d'une observation à l'oblique, selon une direction prédéterminée d'observation, de telle sorte que lors d'une observation alternant entre perpendiculaire et oblique, un effet de basculement se produise, caractérisé en ce que la structure optiquement variable (3) est divisée en une multiplicité de zones dans lesquelles la grille de revêtement (16) et/ou la grille estampée (8) sont disposées selon une orientation différente, les zones étant combinées les unes aux autres de telle sorte que, lors d'une observation à l'oblique, un motif caractéristique apparaisse, qui n'est pas visible lors d'une observation à la perpendiculaire.
EP96938044A 1995-11-03 1996-11-02 Support de donnees portant un element optiquement variable Expired - Lifetime EP0801604B2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE29623753U DE29623753U1 (de) 1995-11-03 1996-11-02 Datenträger mit einem optisch variablen Element
EP03008023A EP1325816B1 (fr) 1995-11-03 1996-11-02 Support de données avec élément optiquement variable

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19541064 1995-11-03
DE19541064A DE19541064A1 (de) 1995-11-03 1995-11-03 Datenträger mit einem optisch variablen Element
PCT/EP1996/004762 WO1997017211A1 (fr) 1995-11-03 1996-11-02 Support de donnees portant un element optiquement variable

Related Child Applications (2)

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EP03008023A Division EP1325816B1 (fr) 1995-11-03 1996-11-02 Support de données avec élément optiquement variable
EP03008023.8 Division-Into 2003-04-11

Publications (3)

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EP0801604A1 EP0801604A1 (fr) 1997-10-22
EP0801604B1 true EP0801604B1 (fr) 2003-09-24
EP0801604B2 EP0801604B2 (fr) 2010-02-17

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EP03008023A Expired - Lifetime EP1325816B1 (fr) 1995-11-03 1996-11-02 Support de données avec élément optiquement variable
EP96938044A Expired - Lifetime EP0801604B2 (fr) 1995-11-03 1996-11-02 Support de donnees portant un element optiquement variable

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US (2) US6036233A (fr)
EP (2) EP1325816B1 (fr)
JP (1) JP4596570B2 (fr)
AT (2) ATE250508T1 (fr)
AU (1) AU7562096A (fr)
BG (3) BG65294B1 (fr)
CA (2) CA2490834C (fr)
DE (4) DE19541064A1 (fr)
DK (1) DK0801604T4 (fr)
ES (1) ES2205064T5 (fr)
PL (1) PL188480B1 (fr)
PT (1) PT801604E (fr)
RU (1) RU2161092C2 (fr)
WO (1) WO1997017211A1 (fr)

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ES2167366T3 (es) * 1993-06-08 2002-05-16 Securency Pty Ltd Estampacion en relieve de billetes de banco o similares, con elementos de seguridad.
US5413659A (en) * 1993-09-30 1995-05-09 Minnesota Mining And Manufacturing Company Array of conductive pathways
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WO1988005387A1 (fr) * 1987-01-13 1988-07-28 Mancuso Robert J Cliche en couleur variable et son procede de realisation
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WO2007051530A2 (fr) 2005-11-02 2007-05-10 Giesecke & Devrient Gmbh Element de securite et procede de fabrication dudit element
WO2007051530A3 (fr) * 2005-11-02 2007-07-19 Giesecke & Devrient Gmbh Element de securite et procede de fabrication dudit element
NL2001466C2 (nl) * 2008-04-10 2009-10-13 Konink Nl Munt N V Echtheidskenmerk en werkwijze voor het vervaardigen daarvan.
WO2009126030A1 (fr) * 2008-04-10 2009-10-15 Koninklijke Nederlandse Munt N.V. Elément d'authentification et son procédé de fabrication

Also Published As

Publication number Publication date
PL188480B1 (pl) 2005-02-28
JP4596570B2 (ja) 2010-12-08
EP1325816A2 (fr) 2003-07-09
BG64379B1 (bg) 2004-12-30
EP1325816B1 (fr) 2011-06-22
CA2490834C (fr) 2006-07-11
ATE250508T1 (de) 2003-10-15
ATE513694T1 (de) 2011-07-15
PT801604E (pt) 2004-02-27
CA2209285A1 (fr) 1997-05-15
DE59610736D1 (de) 2003-10-30
JPH11501590A (ja) 1999-02-09
CA2490834A1 (fr) 1997-05-15
DE29623753U1 (de) 1999-09-02
US6036233A (en) 2000-03-14
RU2161092C2 (ru) 2000-12-27
BG65294B1 (bg) 2007-12-28
DE19541064A1 (de) 1997-05-07
EP0801604A1 (fr) 1997-10-22
EP0801604B2 (fr) 2010-02-17
BG108790A (en) 2005-01-31
WO1997017211A1 (fr) 1997-05-15
PL321140A1 (en) 1997-11-24
DE19680958D2 (de) 1999-12-02
EP1325816A3 (fr) 2003-09-10
US6283509B1 (en) 2001-09-04
CA2209285C (fr) 2006-08-15
BG101719A (en) 1998-03-31
ES2205064T5 (es) 2010-04-30
ES2205064T3 (es) 2004-05-01
DK0801604T3 (da) 2004-02-02
DK0801604T4 (da) 2010-06-07
AU7562096A (en) 1997-05-29

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