CN103722867B - Embossing cylinder and embossing system having such an embossing cylinder - Google Patents
Embossing cylinder and embossing system having such an embossing cylinder Download PDFInfo
- Publication number
- CN103722867B CN103722867B CN201310397648.2A CN201310397648A CN103722867B CN 103722867 B CN103722867 B CN 103722867B CN 201310397648 A CN201310397648 A CN 201310397648A CN 103722867 B CN103722867 B CN 103722867B
- Authority
- CN
- China
- Prior art keywords
- impression
- hollow cylinder
- shape
- cylinder
- impressing mould
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
- B41F19/02—Apparatus or machines for carrying out printing operations combined with other operations with embossing
- B41F19/06—Printing and embossing between a negative and a positive forme after inking and wiping the negative forme; Printing from an ink band treated with colour or "gold"
- B41F19/062—Presses of the rotary type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
- B44B5/0009—Rotating embossing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
- B44B5/026—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
- B44B5/028—Heated dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2219/00—Printing presses using a heated printing foil
- B41P2219/30—Printing dies
- B41P2219/33—Supports for printing dies
Abstract
An embossing cylinder for receiving a sleeve-shaped embossing mold has a hollow cylindrical body having two separating edges oriented in longitudinal direction of the body, such that a lateral surface broken by a gap is formed. The embossing cylinder is provided with a clamping system for expanding the hollow cylindrical body. The clamping system has two rotatable rings respectively supported on the axial end side of the body. The rings are connected by a carrier present in the gap. The spring elements are employed at the carrier and at the first separating edge. The spring force of the spring elements mainly act in the circumferential direction of the body. The advantage of the embossing cylinder of the invention is that a sleeve-shaped embossing mold can be mounted easily and rapidly, and the length difference can be compensated in the condition that different materials are applied to the sleeve-shaped embossing mold and the body, wherein the compensation is realized by different coefficients of thermal expansion. The invention also relates to an embossing system for processing belt-shaped or page-shaped elements, which comprises an embossing cylinder, a clamping shaft, a sleeve-shaped embossing mold, and a pressing roller pair.
Description
Technical field
The present invention relates to a kind of impression cylinder, for receiving the impressing mould of sleeve shaped, wherein, the impression cylinder has
The body of hollow cylinder shape.The invention further relates to a kind of impression system, for processing with shape or page shape element, the pressure
Print system includes impression cylinder, clamp shaft, the impressing mould of sleeve shaped and to pressure roller.
Background technology
In order to the folded box and label that manufacture high-quality are known that product after the printing in hot paper tinsel imprinting apparatus
It is processed further and arranges impressing profile.Here, the outward appearance in order to produce product high-quality, commonly used silver or gold
Paper tinsel.
This hot paper tinsel imprinting apparatus are for example disclosed by 0 982 127 Al of EP, the hot paper tinsel imprinting apparatus have cylinder and
To pressure roller, in the cylinder and described to impressing gap is formed between pressure roller.Material strips to be printed and impressing foil are worn
Cross impressing intermittent motion and by the heatable impressing former processing fixed on which cylinder and thus in printing
Imprinted in material strips.
Under normal circumstances, impressing former is on the cylinder by made by pyrite.Because for this instrument cost with
And the consuming during replacing instrument is very high, therefore according to prior art also in part with impressing sleeve, such as in EP 1
Like that, these impressing sleeves are less expensive and in terms of process in manufacture view cost for impressing sleeve described by 369 262 A2
It is simpler.As described in 197 80 654 B4 of DE, this impressing sleeve can be by imprinting sleeve and clamping
Cylinder is simply mutually clamped using the raw material with different heat expansion coefficient, and impressing sleeve is stretched on the hold-down roll.
It is used for clamping impressing mould by disclosed in prior art or the system of impressing sleeve has the disadvantages that：Or not
May be clamped the adjustment of power, or these clamping systems have may be in the gap shown in imprinted pattern afterwards is as in.Institute
State clamping generally also time-consuming, particularly in the case of it must operate a large amount of mechanical parts.
The content of the invention
Therefore, task of the invention is, there is provided a kind of impression cylinder and a kind of impression system, the impression cylinder and institute
State impression system at least reduce the shortcoming of prior art and allow simple but reliably clamp impressing mould.
The task is by the impression cylinder of the present invention and by the present invention for processing with shape or page shape
The impression system of element is solved.
The impression cylinder of the present invention is used for the impressing mould for receiving sleeve shaped, wherein, the impression cylinder has hollow rolling
The body of tubular, the impression cylinder is so with the first and second separation seamed edges being longitudinally oriented in the body so that shape
Into the side face interrupted by a gap.Additionally, the impression cylinder has clamping system, for strutting the hollow cylinder shape
Body and thus be accordingly used in is stretched in the impressing mould of sleeve shaped on the body of the hollow cylinder shape, and the clamping system has two
Ring in individual axial end side can rotate, body being supported in the hollow cylinder shape respectively, wherein, these rings are by position
Bearing part connection in the gap.Spring element be placed on the bearing part and the hollow cylinder shape body
One separates on seamed edge, and the spring force of the spring element is acted on substantially in the circumference of the body of the hollow cylinder shape.Here,
These spring elements can especially be embodied as compression spring.Impression cylinder of the invention has advantages below：Can be very
Simply and rapidly assemble sleeve shaped impressing mould, and on the one hand for sleeve shaped the impressing mould on the other hand
Length difference be can compensate in the case of the material different for the body application of the hollow cylinder shape, the compensation is due to different
Thermal coefficient of expansion and realize.
In the especially advantageous of impression cylinder of the invention and it is therefore preferable that in improvement project, the hollow cylinder
The body of shape has a circular lobe in the region of its side respectively, for receiving the ring of the clamping system respectively.
It is achieved that clamping system relative to the hollow cylinder shape body is simple but the supporting that determines.
It is advantageously improved in scheme in impression cylinder of the invention, the first separating edge of the body of the hollow cylinder shape
While so there is the outline of mutually complementary comb shape with the side of the bearing part of the clamping system so that the hollow cylinder
The body of shape is cooperated with the bearing part.Thus, on the one hand ensure that length compensation and on the other hand for sleeve shaped
Impressing mould provides bearing-surface as big as possible.
In scheme is advantageously improved, the device for installing and adjusting on the clamping system of the impression cylinder, the regulation dress
Put for increasing or reducing the body of the hollow cylinder shape second to separate between seamed edge and the bearing part of the clamping system
Spacing, wherein, the adjusting means has adjustment element, and the adjustment element is acted on the body of the hollow cylinder shape, with
Just the body is made to resist the spring force movement of the spring element of the clamping system.Here, these adjustment elements can be for example inclined
Heart is embodied as with lock function, such that it is able to realize that spacing is adjusted by predetermined size procedure.Here, the hollow rolling
The increase of the spacing between the second separation seamed edge of the body of tubular and the bearing part of the clamping system result in the hollow rolling
The reduction of the spacing between the first separation seamed edge of the body of tubular and the bearing part of the clamping system, vice versa.
The invention further relates to a kind of impression system, for processing with shape or page shape element, being particularly used for making
Make label or folded box, the impression system include impression cylinder as above, clamp shaft, sleeve shaped impressing mould with
And to pressure roller, wherein, the impression cylinder is supported on the clamp shaft, and wherein, and the impressing mould can be pressed from both sides
Tightly to pressure roller collective effect on the body of the hollow cylinder shape and with described.In favourable enforcement flexible program,
This described impression cylinder is made up of pyrite and/or the impressing mould is made up of magnesium and/or the clamp shaft is made of aluminum.Work as material
It is when material is heated, this that the combination of impression cylinder and clamp shaft made of aluminum is made due to the different heat expansion system of material by pyrite
Number allows impression cylinder to be reliably positioned on the clamp shaft.Magnesium is applied to into impression cylinder advantageously, less weight
And therefore it is consequential it is simple process and relative to the less cost of pyrite.
Being advantageously improved in scheme in the impression system, the impressing mould is in one end thereof with about
The crimp at 75 ° of angles and the crimp with about 75 ° of angles on its another end, so as to these ends are configured to dovetail
Shape.This allow that and the impressing mould is simply used in the impression system of the impression cylinder and impressing mould is consolidated
Ground placement.In especially advantageous improvement project, (that is, in impressing mould in the impressing mould edge region
On two ends for adjoining each other) with the thickness for reducing.Thus, two in the impressing mould, the gap in impressing mould
Very little can be kept as between end, and thus impact also to imprinted pattern picture is also kept as very little.
Being advantageously improved in scheme in impression system of the invention, the impression cylinder separate seamed edge at one
There is in region pin, and the impressing mould has hole, the pin and the hole phase interworking at least one marginal area
Close, and thus in the way of favourable allow the body of the hollow cylinder shape and the impressing mould mutually simply to position.
The scheme that is advantageously improved of the described present invention of the invention and described also illustrates that arbitrarily to be mutually combined
Be advantageously improved scheme.
The favourable allocation plan of the present invention is in terms of further advantage and in configuration aspects and function aspects refering to concrete
Embodiment and the embodiment explanation with reference to affiliated accompanying drawing.
Description of the drawings
The present invention is illustrated further according to preferred embodiment.Which schematically illustrates：
Fig. 1：It is equipped according to the invention with the impression system of the impressing mould of sleeve shaped；
Fig. 2：It is equipped according to the invention with the impression cylinder of the impressing mould of sleeve shaped；
Fig. 3：Impression cylinder in Fig. 2, the not impressing mould with sleeve shaped.
Each corresponding element and component are denoted by the same reference numerals in the figures.
Specific embodiment
Fig. 1 shows hot paper tinsel impression cylinder 1, the hot paper tinsel impression cylinder be arranged on unshowned printable fabric band opposite
To pressure roller 20 formed impression system.Printable fabric band is moved across between the two cylinders 1,20 and here experience passes through
The impressing that impressing mould 6 is carried out.Hot paper tinsel impression cylinder 1 have impression cylinder 5, the impression cylinder carry impressing mould 6 and
It is clamped on the clamp shaft 2 with rotation axiss 4.In order to impressing mould 6 is tightened on impression cylinder 5, here is arranged and is clamped
System 10, the clamping system are further illustrated according to accompanying drawing below.
From figure 2 it can be seen that impressing mould 6 is tightened on hollow cylinder 7 by clamping system 10.For this purpose, hollow rolling
Cylinder 7 has a lobe 8 on two end respectively, and a bearer ring 11 is supported in the lobe.The two axles
Carrier ring 11 is connected with each other by sightless bearing part 12 here.On two ends of impressing mould 6, that is two
A gap 3 is formed on the docking site of individual end, it can be seen that implement carefully very much in the gap.Therefore, the silk in impressing
Milli does not interfere with imprinted pattern picture.In order to adjust tensile force of the impressing mould 6 on hollow cylinder 7, arrange one and adjust dress
Put 15.
Fig. 3 illustrate in detail the clamping system 10 in the hot paper tinsel impression cylinder 1 installed before impressing mould 6.Hollow rolling
Cylinder 7 has a lobe 8 on the end of two end face side respectively, wherein, one is carry in each lobe 8
Bearer ring 11.Impression cylinder 7 also has gap 3 on the circumferential face, and the gap is filled by bearing part 12.The bearing part 12 makes
Two bearer rings 11 are connected with each other.First separation seamed edge 3.1 of hollow cylinder 7 has the construction of comb shape.Bearing part 12 is adjacent at which
Have on the seamed edge for connecing and be implemented as complementary relative to above-mentioned construction, to be similarly comb shape construction.Therefore, 7 He of hollow cylinder
Bearing part 12 can cooperate in the sense that tooth engagement.In the first separation seamed edge 3.1 and bearing part 12 of hollow cylinder 7
Spring element 13 is set between adjacent seamed edge, and these spring element heres cause hollow cylinder 7 to clamp relative to bearing part 12.
Gap is left between second separation seamed edge 3.2 of the body 7 of middle hollow cylinder and bearing part 12, the example on impressing mould 6
The fishplate bar for being such as embodied as crimp is can be plugged in the gap, in being supported on planar so as to the impressing mould 6 of sleeve shaped
On the side face of empty cylinder 7 or on bearing part 12.Once corresponding impressing mould 6 is placed on hollow cylinder 7, then the impressing mould
Should be tensioned.The adjustment element 16 of the adjusting means 15 is operated for this, and the body 7 of hollow cylinder shape is unclamped relative to bearing
The locking of ring 11.Thus, the spring force of spring 13 is fully functional, and the body 7 of hollow cylinder shape is relative by adjusting motion V
Move in bearer ring 11, and thus make the second of hollow cylinder 7 to separate the gap between seamed edge 3.2 and the seamed edge of bearing part 12
Further reduce and increase the tensile force on impressing mould 6.(such as institute in Fig. 2 in the case where impressing mould 6 has been assembled
Show), it is also possible to the fine setting of tensile force is carried out by the adjustment element 16 of adjusting means 15.In order to dismounting impressing mould 6 again,
The adjustment element 16 of adjusting means 15 must be re-operated, to reduce tension force and while the hollow rolling of increase of impression cylinder 6
Cylinder 7 second separation seamed edge 3.2 and the seamed edge of bearing part 12 between gap, such that it is able to by impression cylinder 6 from hollow cylinder 7
On remove.
Impressing mould 6 can have crimp, these crimps one in impressing mould on the end of two fishplate bar shape
Similarly with about 75 ° of angle with about 75 ° of angle and on its another end on end.In order to good
Receive well impressing mould 6, hollow cylinder 7 is on its second separation seamed edge 3.2 and the corresponding seamed edge of bearing part 12 all has
The inclined seamed edge in the case of equal angular, ensures that the reliable setting of the fishplate bar of impressing mould 6.Impressing mould 6 is relative
Can be being supported additionally by the following manner in the positioning of hollow cylinder 7, i.e. the providing holes in the fishplate bar of impressing mould 6
And hollow cylinder 7 second separation seamed edge 3.2 and the seamed edge of bearing part 12 between gap region in arrange relative to
The pin that above-mentioned hole is complementally arranged, wherein, these pins can with or be put in bearing part 12 or be put in hollow cylinder 7.
Reference numerals list
1 hot paper tinsel impression cylinder
2 clamp shafts
3 gaps
3.1 first separates seamed edge
3.2 second separate seamed edge
4 rotation axiss
5 impression cylinder cores
6 impressing moulds
7 hollow cylinders
8 protuberances
10 clamping systems
11 bearer rings
12 bearing parts
13 springs
The profile of 14 pectinations
15 adjusting meanss
16 adjustment elements
The position of 20 pairs of pressure rollers
V adjustment motions
Claims (9)
1. a kind of impression cylinder (1), for receiving the impressing mould (6) of sleeve shaped, wherein, during the impression cylinder (1) has
The body (7) of empty drum-shape, the impression cylinder is so with vertical the first and second separation seamed edges being upwardly oriented in the body
(3.1,3.2) so that form the side face interrupted by a gap (3), wherein, the impression cylinder (1) is with for strutting institute
State the clamping system (10) of the body (7) of hollow cylinder shape, it is that the clamping system (10) can be rotated with two, propped up respectively
The ring (11) in the axial end side of the body (7) of the hollow cylinder shape is held, wherein, the ring (11) is by positioned at the gap
(3) bearing part (12) connection in, and wherein, spring element (13) is rested on the bearing part (12) and described first
Separate on seamed edge (3.1), the spring force of the spring element is made substantially in the circumference of the body (7) of the hollow cylinder shape
With.
2. impression cylinder according to claim 1, it is characterised in that the body (7) of the hollow cylinder shape is in its side
There is a circular lobe (8) respectively, for receiving the ring (11) of the clamping system (10) respectively in region.
3. impression cylinder according to claim 1 and 2, it is characterised in that first point of the body (7) of the hollow cylinder shape
So there is the outline of mutually complementary comb shape from the side of the bearing part (12) of seamed edge (3.1) with the clamping system (10)
(14) so that the body (7) and the bearing part (12) of the hollow cylinder shape cooperates.
4. impression cylinder according to claim 1 and 2, it is characterised in that the placement one on the clamping system (10) is used
In the second of the body (7) for increasing the hollow cylinder shape bearing part (12) for separating seamed edge (3.2) and the clamping system (10)
Between spacing adjusting means (15), wherein, the adjusting means (15) with adjustment element (16), make by the adjustment element
On the body (7) of the hollow cylinder shape, so that the body for making the hollow cylinder shape resists the bullet of the clamping system (10)
The spring force movement of spring element (13).
5. a kind of impression system, for processing with shape or page shape element, the impression system includes one according to above-mentioned
Impression cylinder (1), a clamp shaft (2), the impressing mould (6) of a sleeve shaped and a pair of pressures any one of claim
Cylinder (20), the impression cylinder have the body (7) of hollow cylinder shape, wherein, the impression cylinder (1) is supported in the folder
On mandrel (2), and wherein, the impressing mould (6) can be stretched on the body (7) of the hollow cylinder shape and with it is described
To pressure roller (20) collective effect.
6. impression system according to claim 5, it is characterised in that the impression cylinder is with the core by made by pyrite
And/or the impressing mould (6) is made up of magnesium and/or the clamp shaft (2) is made of aluminum (5).
7. the impression system according to claim 5 or 6, it is characterised in that the impressing mould (6) is in one end thereof
Crimp with about 75 ° of angles and the crimp with about 75 ° of angles on its another end.
8. the impression system according to claim 5 or 6, it is characterised in that have in impressing mould (6) edge region
There is the thickness of reduction.
9. the impression system according to claim 5 or 6, it is characterised in that the body (7) of the hollow cylinder shape is at point
There is in the region of seamed edge pin, and the impressing mould (6) has hole, the pin and institute at least one marginal area
State hole to cooperate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012020190.7A DE102012020190A1 (en) | 2012-10-15 | 2012-10-15 | Embossing cylinder and embossing system with such embossing cylinder |
| DE102012020190.7 | 2012-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103722867A CN103722867A (en) | 2014-04-16 |
| CN103722867B true CN103722867B (en) | 2017-03-22 |
Family
ID=49223655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310397648.2A Active CN103722867B (en) | 2012-10-15 | 2013-09-04 | Embossing cylinder and embossing system having such an embossing cylinder |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2719547B1 (en) |
| CN (1) | CN103722867B (en) |
| DE (1) | DE102012020190A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014115086A2 (en) * | 2013-01-22 | 2014-07-31 | Unilin, Bvba | Method and device for manufacturing products having a surface provided with embossments, and products obtained thereby |
| DE102019216458A1 (en) * | 2019-10-25 | 2021-04-29 | Gallus Ferd. Rüesch AG | Printing system for rotary screen printing, comprising a screen printing cylinder with resilient surface elements |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0982127A1 (en) * | 1998-08-21 | 2000-03-01 | Armin Steuer | Method and means for hot foil printing |
| EP1369262A2 (en) * | 2002-06-07 | 2003-12-10 | Giesecke & Devrient GmbH | Stamping cylinder for manufacturing stamping foils |
| CN201217295Y (en) * | 2008-05-30 | 2009-04-08 | 宁波欣达印刷机器有限公司 | Printing plate adjusting apparatus of printing machine |
| CN201941254U (en) * | 2011-03-02 | 2011-08-24 | 新乡市新机创新机械有限公司 | Backup plate ink roller capable of eliminating virtual images |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1967266A (en) * | 1932-03-12 | 1934-07-24 | Multigraph Co | Blanket-attaching device for rotary printing machines |
| US3156184A (en) * | 1962-02-20 | 1964-11-10 | Harris Intertype Corp | Plate clamp |
| DE8625120U1 (en) * | 1986-09-17 | 1987-09-10 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
| EP0419773B1 (en) * | 1989-09-29 | 1997-03-26 | Landis & Gyr Technology Innovation AG | Machine and method for embossing delicate webs |
| DE19780654B4 (en) | 1996-07-09 | 2004-08-26 | Giesecke & Devrient Gmbh | Embossed form making process - involves making embossing stamp, preparing cylindrical intermediate form, using stamp on regions of it, metallising cylinder surface and removing metal layer |
| US20010000859A1 (en) * | 1999-09-14 | 2001-05-10 | Lomax Raymond T. | Web rotary hot stamping soft-die plate system |
| JP5230932B2 (en) * | 2006-12-27 | 2013-07-10 | 三菱重工印刷紙工機械株式会社 | Printing cylinder sleeve, printing machine, and inner peripheral layer attaching / detaching method of printing cylinder sleeve |
| EP2275259A1 (en) * | 2009-07-14 | 2011-01-19 | Pantec GS Systems AG | Press or embossing unit and work cylinder therefor |
-
2012
- 2012-10-15 DE DE102012020190.7A patent/DE102012020190A1/en not_active Withdrawn
-
2013
- 2013-09-04 CN CN201310397648.2A patent/CN103722867B/en active Active
- 2013-09-23 EP EP13185476.2A patent/EP2719547B1/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0982127A1 (en) * | 1998-08-21 | 2000-03-01 | Armin Steuer | Method and means for hot foil printing |
| EP1369262A2 (en) * | 2002-06-07 | 2003-12-10 | Giesecke & Devrient GmbH | Stamping cylinder for manufacturing stamping foils |
| CN201217295Y (en) * | 2008-05-30 | 2009-04-08 | 宁波欣达印刷机器有限公司 | Printing plate adjusting apparatus of printing machine |
| CN201941254U (en) * | 2011-03-02 | 2011-08-24 | 新乡市新机创新机械有限公司 | Backup plate ink roller capable of eliminating virtual images |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2719547A2 (en) | 2014-04-16 |
| EP2719547A3 (en) | 2017-09-27 |
| DE102012020190A1 (en) | 2014-04-17 |
| CN103722867A (en) | 2014-04-16 |
| EP2719547B1 (en) | 2020-04-08 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |