EP1674226B1 - Dispositif de moulage avec un moule et procédé pour la fabrication de blocs en béton - Google Patents

Dispositif de moulage avec un moule et procédé pour la fabrication de blocs en béton Download PDF

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Publication number
EP1674226B1
EP1674226B1 EP05025734.4A EP05025734A EP1674226B1 EP 1674226 B1 EP1674226 B1 EP 1674226B1 EP 05025734 A EP05025734 A EP 05025734A EP 1674226 B1 EP1674226 B1 EP 1674226B1
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EP
European Patent Office
Prior art keywords
mold part
pressure piece
mold
molding machine
float
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.)
Active
Application number
EP05025734.4A
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German (de)
English (en)
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EP1674226A2 (fr
EP1674226A3 (fr
Inventor
Gottfried Keller
Andreas Wörz
Steffen Mothes
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.)
Rampf Formen GmbH
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Rampf Formen GmbH
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Publication date
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Publication of EP1674226A2 publication Critical patent/EP1674226A2/fr
Publication of EP1674226A3 publication Critical patent/EP1674226A3/fr
Application granted granted Critical
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
    • B28B17/009—Changing the forming elements, e.g. exchanging moulds, dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
    • B28B3/021—Ram heads of special form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
    • B28B3/028—Centering the press head, e.g. using guiding pins or chamfered mould edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
    • B30B15/026—Mounting of dies, platens or press rams

Definitions

  • the invention relates to a block forming machine according to the preamble of claim 1 and a method for the production of molded blocks according to claim 6.
  • the invention has for its object to ensure that the upper mold is durably smoothly aligned on the mold base. Furthermore, the object of the invention is to propose a method by which a block forming machine can be operated in such a way that the shape is not damaged by a change in the orientation of the upper and lower parts of the mold during manufacture.
  • the stone forming machine with the shape arranged therein has a pressure piece, which is movable parallel to a horizontal plane within a lying in this plane floating field relative to the lower mold part by external forces, wherein its position in the floating field for any duration can be fixed or released is.
  • a relative movement between the pressure piece and the lower mold part is possible even after fixing the upper mold part and the lower mold part in the stone molding machine at any time or in any position of the mold.
  • the pressure piece can dive in a misalignment between the upper mold part and the lower mold part without oblique position in the associated Formwabe of the mold base, wherein the pressure piece is exactly centered on the mold base during immersion.
  • the stone forming machine or form is thus one Stone forming machine or mold, in which a fine centering of the pressure piece can be done on the mold base during any working cycle and not just once before the work cycle.
  • the centered position can thus be stored for the following working cycle or any time span and can possibly be repeated at each further working cycle.
  • the sliding aid is arranged. This makes it possible to achieve a permanent smooth movement of the relative movement between the fixed body and the float.
  • a horizontally oriented sliding plane is provided, which is arranged in the upper mold part and / or between the upper mold part and the ballast and / or in the ballast and the upper mold or the upper mold and the ballast or the ballast in a rigidly fixed to the machine frame fixed body and a floating relative to the machine frame in the horizontal sliding plane floating body divided, the pressure piece is associated with the float.
  • the sliding plane in the upper mold If no changes are required to the stone forming machine, all stone forming machines can be equipped with appropriate shapes without modification.
  • the arrangement of the sliding plane between the Mold top and the ballast of the machine allows to distribute the technology required for the realization of the invention to the mold and the stone forming machine.
  • the pressure plate upper part to form the pressure plate lower part or the pressure piece to the mounting plate relatively displaceable.
  • Such positioned slip planes can be technically easy to implement between the components mentioned, since these components are already constructed in several parts even in conventional devices.
  • the invention provides for a lockability of the floating body to the fixed body, wherein by the floating body in the locked position different positions can be taken to the fixed body. As a result, the storage capacity of any position of the float is possible.
  • the invention provides to arrange a sliding aid between the float and the fixed body, through which the friction between the two components is reduced in the floating position.
  • a brush is provided in particular. This has the advantage that it can be compressed in the fixed position without damage.
  • the invention provides a direct interaction of the inlet slope of the mold cavity with the pressure piece and thus with the float. As a result, components existing for the mechanical centering can be used.
  • the method according to the invention provides for lowering the upper part of the mold to the lower mold part, wherein the pressure piece is freely movable in a horizontal plane during the first immersion in the mold honeycomb and mechanically centered on the mold honeycomb during immersion, the pressure piece is subsequently provided during lifting of the upper mold part the mold top is to be locked in its orientation in the horizontal plane relative to the frame of the stone forming machine or die bottom before exiting from the mold honeycomb and finally every time the press piece is immersed in the mold honeycomb in which the pressure piece is centered from the previous process step, provided to release the pressure piece or release after or before or during immersion in the horizontal plane.
  • FIG. 1 is a form 1 and a surcharge 2 a stone forming machine 3 shown schematically in a perspective view.
  • the mold 1 comprises a mold bottom 4 and a mold top 5.
  • the mold bottom 4 is indicated by a mold frame 6, in which twelve concrete blocks 7 lie.
  • the upper mold part 5 comprises a pressure plate 8, which is divided into a pressure plate upper part 8a and a pressure plate lower part 8b.
  • stamp 9 are arranged, which are composed in each case essentially of a punch tube 10 and a pressure piece 11.
  • the pressure plate upper part 8a has undercut grooves 12, in which mushroom pins 13 are inserted, which are arranged on the ballast 2 of the stone forming machine 3, not shown, and serve to fasten the upper mold part 5.
  • two vibrators 14 are arranged, through which vibrations in the mold 1 can be introduced.
  • a hydraulic cylinder 15 is shown, which is mounted between the ballast 2 and a machine frame, not shown, the stone forming machine 3 and a movability of the load 2 in the direction of arrows z or z 'allows.
  • the printing plate upper part 8a and the printing plate lower part 8b meet in a horizontal sliding plane 16 and an xy plane, respectively.
  • a mechanism not shown here in this horizontal sliding plane 16 a relative movement of the pressure plate lower part 8b and the associated punch 9 relative to the fixed to the load 2 pressure plate upper part 8a possible.
  • the pressure plate lower part 8b is not locked on the printing plate upper part 8a.
  • the horizontal sliding plane 16 thus separates the upper mold part 5 into a fixed body 17, which essentially comprises the pressure plate upper part 8a, and a floating body 18, which essentially consists of the pressure plate lower part 8b and the twelve stamps 9.
  • FIGS. 2a to 2c show a top mold 5 in different views, in which by a mechanism 19 a floating position S and a fixed position F can be realized (see FIG. 2a ).
  • a floating position S is a pressure plate lower part 8b and 9 stamp existing float 18 with respect to one of a Pressure plate upper part 8a existing fixed body 17 in a sliding plane 16 movable.
  • the left half of the drawing FIG. 2a shows the upper mold part 5 in the clamped fixed position F.
  • the right half of the drawing FIG. 2a shows the upper mold part 5 in the floating position S, in which a sliding of the float 18 in the direction of arrows x- or y-direction is possible.
  • the mechanism 19 consists essentially of bellows cylinders 20 which are mounted on the printing plate upper part 8a and raise and lower a Hubtraverse 21.
  • the pressure plate lower part 8b is guided by stud bolts 22, which are sheathed by spacer sleeves 23, in guide bushings 24 of the printing plate upper part 8a and fastened to the lifting beam 21. Furthermore, the pressure plate lower part 8b stops 25, which run in the fixed position F against the printing plate upper part 8a.
  • the acted upon with compressed air bellows cylinder 20 cause a relative movement of Hubtraverse 21 to the pressure plate upper part 8a and pull the pressure plate lower part 8b on the stud bolts 22 in an arrow direction z against the pressure plate upper part 8a.
  • the displacement can take place within a floating field 35, which here indicates the maximum displaceability of a pressure piece 11 belonging to the punch 9 and is circular.
  • the swimming field 35 is in the FIG. 2a with respect to the pressure piece 11 and in the FIG. 2b indicated with respect to the spacer sleeve 23.
  • the stamp 9 associated pressure piece 11 is attached to a mounting plate 11 a and interchangeable.
  • circumferential sealing bars 27 made of plastic are arranged between the fixed body 17 and the floating body 18, which seal a cavity 28 formed between the pressure plate upper part 8a and the pressure plate lower part 8b with respect to an environment 29.
  • the float by means of the bellows cylinder not to pull upwards, but to push down, the float is held in the lower position via lag screws and relativ.zum fixed body is fixed.
  • it is also provided to realize the float alone by a pressure piece, which is held movable and fixable on a mounting plate.
  • FIGS. 3a to 3m schematically the individual phases of a first and a second production cycle are shown.
  • the individual phases can be roughly described using the following terms, with the transitions being partially fluid: filling, lowering, immersing and centering, compacting, extending, raising, demolding.
  • the schematic representation of a stone forming machine 3 with a mold 1 is limited to a production pad 30, a mold honeycomb 31 of the mold 1, a punch 9 with punch tube 10 and pressure piece 11, a pressure plate 8 consisting of pressure plate upper part 8a and pressure plate lower part 8b and concrete mixture 32 or a concrete block 7 (see FIG. 3e ).
  • the pressure plate 8 is separated by a horizontal sliding plane 16, wherein the pressure plate upper part 8a forms a fixed body 17 and a floating body 18 is formed from the pressure plate lower part 8b and the punch 9.
  • a mechanism or other device, which allows the floating and fixing of the floating body 18 in the horizontal sliding plane 16 relative to the fixed body 17 is not shown here.
  • FIG. 3a is shown as an existing from the pressure plate 8 and the punch 9 Formoberteil 5 is moved in an arrow direction z 'in the direction of the mold honeycomb 31, wherein the punch 9 and the pressure piece 11 have an offset V to a mold cavity 31 formed by the mold cavity 31 ,
  • the offset V is considered only in the xz plane.
  • a circumferential inlet bevel 34 on the mandrel 31 causes a centering of the pressure member 11 and the associated components 10 and 8b on the mold cavity 33. This centering is made possible by a relative movement of the float 18 in the direction of arrow x with respect to the fixed body 17.
  • the Figure 3c symbolizes a further compression of the concrete mixture 32 by pressure and / or Rüttelenergie.
  • the upper mold part 5 is exactly as in the FIGS. 3a and 3b in a floating position S.
  • FIG. 3e schematically shows how the upper mold part 5 is raised and the molded block 7 produced from the concrete mixture 32 is de-energized.
  • FIG. 3f shows the stone forming machine 3 and the mold 1 in a position in which the mold honeycomb 31 can be refilled.
  • FIG. 3g is the form of honeycomb 31 again filled by a filling carriage, not shown, with concrete mixture 32, the upper mold 5 is in the fixed position F on the form of honeycomb 31.
  • FIGS. 3h to 3j show how the upper mold part 5, which has stored the aligned on the mold cavity 33 position of the pressure pad 11, in the direction of the arrow z 'is lowered.
  • the fixed position F is released as soon as the pressure piece 11 has passed the inlet slope 34 (see FIG. 3i ).
  • the fixed position F is replaced by the floating position S from this time.
  • In the floating position S then further compression by pressure and / or Studttelenergie (see FIGS. 3i and 3j ).
  • a locking of the upper mold part 5 takes place again in order to store the position of the floating body 18 or of the pressure piece 11 aligned with the shaped honeycomb 31 for the next production cycle (cf. 3d figure ).
  • the floating body 17 is now fixed in a position P 'which corresponds to or deviates from the position P' depending on influencing factors.
  • a typical influencing factor is caused by the filling car light Displacement of the lower part of the mold by which the position has to be corrected.
  • FIGS. 3l and 3m are the ones from the FIGS. 3e and 3f shown again known manufacturing steps.
  • the in the Figures 3d to 3m The manufacturing cycle shown is an example of the second to nth production cycle, ie until the mold change.
  • fixation or release of the floating body is phase independent and can be done at any time of a production cycle, the duration of the fixation or release is arbitrary.
  • FIG. 3n is a bottom view of a pressure pad 11 is shown, which has an offset V, which is composed of an offset V x in the x direction and an offset Vy in the y direction.
  • Dashed lines indicate a floating field 35 which lies in a horizontal sliding plane 16 and by which the maximum movability of the pressure element 11 in the x or ⁇ direction is indicated.
  • the shape of the Floating field 35 depending on the mechanics or other device that allows sliding between the fixed body and float. In the case of the FIGS. 2a to 2c illustrated embodiment, the swimming field would be limited by a circle.
  • FIGS. 4a to 4c Analogous to the representations in the FIGS. 3a to 3m show the FIGS. 4a to 4c a second embodiment in which a sliding plane 16 is arranged in a top mold 5.
  • the sliding plane 16 is formed in the embodiment according to the FIGS. 4a to 4d .
  • the upper mold 5 is shown in two successive positions, wherein the pressure piece 11 has already aligned in the second position when driving down the upper mold 5 in a mold honeycomb 31 on a mold cavity 33. In this position, therefore, the pressure piece -11 has shifted in the sliding plane 16 relative to the mounting plate 11a.
  • FIG. 4a the upper mold 5 is shown in two successive positions, wherein the pressure piece 11 has already aligned in the second position when driving down the upper mold 5 in a mold honeycomb 31 on a mold cavity 33. In this position, therefore, the pressure piece -11 has shifted in the sliding plane 16 relative to the mounting plate 11a.
  • FIG. 4a the upper mold 5 is shown in two successive positions, wherein
  • FIG. 4b is in a left representation again the right representation of FIG. 4a presented unchanged.
  • the pressure plate 11 is still in a floating position S, in which it is movable relative to the mounting plate 11a or against the other components of the upper mold part 5 in a horizontal plane.
  • the right representation of the FIG. 4b As soon as the compaction of the concrete mixture 32 has been completed, the position of the pressure plate 11 is fixed to the remaining components of the upper mold part 5. In this fixed position F of the pressure plate 11 the upper mold 5 is now raised in a known manner and it a demoulding of a concrete block 7 produced from the concrete mixture 32 takes place (see left and right illustration of FIG Figure 4c ).
  • FIG. 4d are two bottom views of the pressure plate 11 as shown in the FIG. 4a shown.
  • the mounting plate 11a is indicated by dashed lines.
  • the pressure plate 11 shifts when immersed in the mold cavity with respect to the Anschraubplatte 11 a by an offset V.
  • FIG. 5a is analogous to the FIGS. 3a, 3b and 4a again a section of a stone forming machine 3 shown.
  • a top mold 5 here is also a load 2, by means of which the upper mold part 5 is vertically movable.
  • Overload 2 is also referred to as a machine quick change device.
  • a slip plane 16 is located between the upper mold 5 and the load 2 to allow this horizontal movement. As in the previous embodiments, the possibility of blocking the slip plane 16 is also provided here.
  • FIG. 6a analogous to the FIGS. 3a, 3b . 4a and 5a again a section of a stone forming machine 3.
  • FIG. 5a shown section has a load 2 on a sliding plane 16.
  • the sliding plane 16 makes it possible to shift a lower load part 2b with a top part 5 fixed thereto relative to a top load part 2a.
  • the upper load part 2a is also used as a bear plate and the lower load part 2b also as a machine quick change device designated.
  • the possibility of blocking the slip plane 16 is also provided here.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Revetment (AREA)
  • Moulds, Cores, Or Mandrels (AREA)

Claims (6)

  1. Dispositif de moulage (3) de briques, en particulier pour la fabrication de blocs de béton (7), comportant un moule (1) qui est disposé dans le dispositif de moulage (3) et comporte une partie supérieure (5) et une partie inférieure (4), ladite partie supérieure (5) du moule comportant au moins une pièce d'appui (11) et étant fixée à une charge (2) du dispositif de moulage (3), ladite pièce d'appui (11) étant mobile, de manière passive sous l'effet de forces extérieures, par rapport à la partie inférieure (4) du moule, parallèlement à un plan horizontal (16), à l'intérieur d'une zone flottante (35) située dans ledit plan (16), et la pièce d'appui (11) pouvant être immobilisée ou débloquée pendant un certain temps ou à demeure, à des moments quelconques, dans chaque position (P, P') à l'intérieur de la zone flottante (35), le plan de glissement (16) horizontal étant disposé dans la partie supérieure (5) du moule et/ou entre ladite partie supérieure (5) et la charge (2) et/ou dans la charge (2), le plan de glissement (16) horizontal divisant la partie supérieure (5) du moule, plus précisément la partie supérieure (5) et la charge (2) ou la charge (2) en un corps fixe (17), posé de manière fixe par rapport à un cadre du dispositif de moulage (3), et en un corps flottant (18) pouvant coulisser par rapport au cadre du dispositif de moulage (3) dans le plan de glissement (16) horizontal, ladite pièce d'appui (11) étant associée au corps flottant (18), ledit corps flottant (18) pouvant être fixé contre le corps fixe (17), le corps flottant (18) pouvant être amené dans la position fixe (F) dans différentes positions (P, P') par rapport au corps fixe (17), la partie inférieure (4) du moule comportant au moins une alvéole de moulage (31), un dispositif étant prévu pour centrer la pièce d'appui mécaniquement sur l'alvéole de moulage (31) et un dispositif étant prévu pour immobiliser la pièce d'appui par rapport au dispositif de moulage, plus précisément par rapport à la partie inférieure du moule, une aide au glissement (26) étant disposée entre le corps fixe (17) et le corps flottant (18), caractérisé en ce que des poutres étanches (27) délimitent un espace creux (28), dans lequel est disposée l'aide au glissement (26).
  2. Dispositif de moulage (3) selon la revendication 1, caractérisé en ce que le plan de glissement (16) horizontal est disposé dans la partie supérieure (5) du moule entre une partie supérieure (8a) de la plaque d'appui et une partie inférieure (8b) de la plaque d'appui.
  3. Dispositif de moulage (3) selon la revendication 1, caractérisé en ce que le plan de glissement (16) horizontal est disposé dans la partie supérieure (5) du moule entre la pièce d'appui (11) et une plaque de vissage (11a).
  4. Dispositif de moulage (3) selon l'une quelconque des revendications précédentes, caractérisé en ce qu'une brosse (26), constituant l'aide au glissement (26), est disposée entre le corps fixe (17) et le corps flottant (18).
  5. Dispositif de moulage (3) selon l'une quelconque des revendications précédentes, caractérisé en ce que la pièce d'appui (11) coopère avec un plan incliné d'introduction (34) d'une alvéole de moulage (31), et le corps flottant (18) est apte à être décalé directement au-dessus de la pièce d'appui (11).
  6. Procédé permettant la fabrication de briques moulées (7), en particulier des blocs de béton (7), au moyen d'un moule (1) disposé dans un dispositif de moulage (3) et muni d'une partie supérieure (5) avec au moins une pièce d'appui (11) et d'une partie inférieure (4) avec au moins une alvéole de moulage (31), comportant les étapes suivantes ;
    - abaissement de la partie supérieure (5) du moule sur la partie inférieure (4) du moule, la pièce d'appui (11) étant mobile dans un plan (16) horizontal lors de la première introduction dans l'alvéole de moulage (31), et étant centrée mécaniquement sur l'alvéole de moulage (31) au moment de son introduction,
    - relèvement de la partie supérieure (5) du moule, la pièce d'appui (11), avant son extraction hors de l'alvéole de moulage (31), étant immobilisée dans son orientation dans le plan (16) horizontal par rapport au dispositif de moulage (3), plus précisément par rapport à la partie inférieure (4) du moule,
    - nouvel abaissement de la partie supérieure (5) du moule sur la partie inférieure (4) du moule, la pièce d'appui (11) étant centrée sur l'alvéole de moulage (31) à chaque nouvelle introduction dans l'alvéole de moulage (31) à partir de l'étape précédente du processus, et étant débloquée dans le plan (16) horizontal après ou avant ou pendant l'introduction et étant à nouveau immobilisée avant l'extraction hors de l'alvéole de moulage (31).
EP05025734.4A 2004-12-23 2005-11-25 Dispositif de moulage avec un moule et procédé pour la fabrication de blocs en béton Active EP1674226B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004063478 2004-12-23
DE102005008607 2005-02-23

Publications (3)

Publication Number Publication Date
EP1674226A2 EP1674226A2 (fr) 2006-06-28
EP1674226A3 EP1674226A3 (fr) 2007-11-07
EP1674226B1 true EP1674226B1 (fr) 2014-11-12

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EP (1) EP1674226B1 (fr)
DE (1) DE102005056196A1 (fr)

Cited By (1)

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CN113681693A (zh) * 2021-08-31 2021-11-23 山东阳光众泰机械工程有限公司 用于蒸养后加气混凝土坯体的掰分机构

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DE102008017964A1 (de) 2008-04-08 2009-10-15 Rampf Formen Gmbh Anlage zur Herstellung von Formsteinen
WO2011127925A1 (fr) 2010-04-16 2011-10-20 Kobra Formen Gmbh Dispositif et procédé pour la fabrication de corps moulés en béton et moule à cet effet
DE112011101352A5 (de) 2010-04-16 2013-01-24 Kobra Formen Gmbh Form zur Herstellung von Betonformsteinen
DE102012013070B4 (de) * 2011-11-24 2021-04-01 Rampf Formen Gmbh Formoberteil zur Befestigung an einer Spanneinrichtung einer Betonsteinformmaschine, Form für eine Betonsteinformmaschine und Betonsteinformmaschine
DE102014113756A1 (de) 2014-09-23 2016-03-24 Kobra Formen Gmbh Vorrichtung zur Herstellung von Betonformteilen
DE102017102323A1 (de) 2017-02-07 2018-08-09 Kobra Formen Gmbh Vorrichtung zur Herstellung von Betonformteilen
DE102017120942A1 (de) 2017-09-11 2019-03-14 Kobra Formen Gmbh Vorrichtung zur Herstellung von Betonformteilen

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AT389067B (de) * 1987-12-09 1989-10-10 Laeis & Bucher Gmbh Spanneinrichtung fuer pressenwerkzeuge
DK606389D0 (da) * 1989-12-01 1989-12-01 Kvm Industrimaskiner Fremgangsmaade ved montering af et stoebeformudstyr i en blokstensmaskine, samt stoebemaskine og formudstyr til anvendelse herved
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Publication number Priority date Publication date Assignee Title
CN113681693A (zh) * 2021-08-31 2021-11-23 山东阳光众泰机械工程有限公司 用于蒸养后加气混凝土坯体的掰分机构

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Publication number Publication date
EP1674226A2 (fr) 2006-06-28
DE102005056196A1 (de) 2006-07-13
EP1674226A3 (fr) 2007-11-07

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