EP2209630A2 - Presseurwalze - Google Patents
PresseurwalzeInfo
- Publication number
- EP2209630A2 EP2209630A2 EP08846519A EP08846519A EP2209630A2 EP 2209630 A2 EP2209630 A2 EP 2209630A2 EP 08846519 A EP08846519 A EP 08846519A EP 08846519 A EP08846519 A EP 08846519A EP 2209630 A2 EP2209630 A2 EP 2209630A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrical contact
- roller
- contact point
- impression roller
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012212 insulator Substances 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 46
- 238000007646 gravure printing Methods 0.000 description 10
- 238000007639 printing Methods 0.000 description 10
- 238000007600 charging Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 239000004918 carbon fiber reinforced polymer Substances 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000007786 electrostatic charging Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F9/00—Rotary intaglio printing presses
- B41F9/001—Heliostatic printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/18—Impression cylinders
- B41F13/187—Impression cylinders for rotogravure
Definitions
- the present invention relates to a impression roller, in particular for a gravure printing device, according to the preamble of independent claim 1.
- Gravure printing devices are used to produce a wide variety of printed products. They generally include u.a. a gravure cylinder, a impression roller and other rollers to convey printing substrate to be printed between the gravure cylinder and the impression roller, where then in a so-called printing gap, the printing substrate is printed.
- ink is applied from an ink pan to the gravure cylinder, the printed pattern contained on the gravure cylinder is printed on the printing substrate, and then the printing substrate is dried in a dryer.
- an electrostatic printing aid with which the outermost layer of the impression roller is electrostatically charged results in improved print quality.
- the impression roller is made with a semiconductor layer as the outermost layer and in operation, this semiconductor layer is then charged.
- the power supply can be done in different ways.
- Newer impression roller are often constructed in several parts and comprise at least one bearing shaft having a roller core and a deferred, removable sleeve.
- Such impression roller have the advantage that by holding sleeves of different lengths and by simply replacing the corresponding sleeves printed products of different widths with the same Gravure printing device can be produced without the need to replace the entire impression roller in each case.
- the outer jacket of the impression roller is a more wear-intensive part than the roller core, so that the separation in the roll core, which is usually made of steel, and detachable sleeve, the maintenance of gravure device is simplified, less cost and can be printed more cost-effective.
- the sleeves usually comprise several layers which are applied to a plastic tube and thus are lightweight compared to the roll core, which reduces transport costs.
- a disadvantage of the known multi-part impression roller with sleeves and electrostatic charging of the outermost layer of the sleeve is the fact that the sleeves are charged in each case via the roll core, which is charged for this purpose itself.
- the impression roller rollers have to be mounted with elaborate, insulating bearings in the gravure device in order to prevent charge from flowing out of the bearings.
- newer, sharper explosion protection regulations are difficult to meet.
- the present invention is therefore an object of the invention to provide a impression roller of the type mentioned, which allows charging of the outermost layer of the sleeve, without the need to be laboriously electrically isolated the bearings of the impression roller.
- a impression roller in particular for a gravure printing device, comprises a roller shaft having a bearing shaft and a detachable sleeve pushed onto the roller core.
- the roller core comprises an electrical contact point and a power supply to this electrical contact point.
- a conductive or semiconducting portion of the slid sleeve abuts the electrical contact pad.
- the electrical contact point and the power supply are electrically insulated from the rest of the roller core having the bearing shaft, so that the remainder of the roller core is not charged during operation.
- the bearings of the bearing shaft of the impression roller can be formed without complicated insulation and the tightened rules of explosion protection are easier to meet.
- the bearing shaft rotates with the rest of the roll core with, but is also possible a design with a rigid bearing shaft around which rotates the rest of the impression roller.
- the sleeve has a highly conductive and an overlying semiconducting layer.
- the semiconducting layer is the outermost layer of the sleeve which is to be electrostatically charged while the - A - highly conductive layer is responsible for the uniform charging of the semiconducting layer.
- the semiconductive layer consists for example of a doped plastic or a doped rubber compound, while the highly conductive layer is usually made of metal, eg a metal tube, a wound metal wire or a metal foil, carbon fiber reinforced plastic (CFRP) or conductive rubber or polyurethane (PU) ,
- CFRP carbon fiber reinforced plastic
- PU polyurethane
- the sleeve preferably has an electrically insulating layer, a highly conductive layer arranged above it, and a semiconductive layer arranged above it.
- the highly conductive layer is in turn responsible for the uniform charging of the semiconducting layer, while the innermost, electrically insulating layer insulates the sleeve towards the roll core.
- the electrically insulating layer may be formed, for example, as a preferably made of plastic carrier tube of the sleeve.
- the highly conductive layer of the pushed-on sleeve is directly adjacent to the electrical contact point or is connected to it via a highly conductive connection.
- the contact point can optimally charge the highly conductive layer.
- the electrical contact point is embedded in an insulator block.
- the insulator block ensures efficient electrical isolation from the rest of the Roll core.
- the roll core has an electrically insulating outermost layer except for the electrical contact point. This makes it possible to use a sleeve without an electrically insulating layer.
- the electrical contact point has a protruding, elastically yielding contact element, preferably a contact blade, a ball pressure element or bristles. This ensures a good contact with the sleeve and a good power transmission in a simple manner ensured.
- the electrical contact point comprises a corona electrode.
- the corona electrode enables non-contact charge transfer and requires less maintenance than contacting contact elements.
- the electrical contact point is formed annular over the entire circumference of the impression roller. This ensures fast and uniform charging of the semiconducting layer of the sleeve.
- the electrical contact point is formed over a ring segment of the circumference of the impression roller in the range of 0 ° to 90 °, preferably 0 ° to 60 °, more preferably 0 ° to 30 °.
- the electrical contact point is less expensive in this embodiment than in the embodiment in which it extends annularly over the entire circumference of the impression roller.
- the electrical contact point is arranged on an end face of the roller core. This facilitates on the one hand the power supply and on the other hand is the
- the power supply has an electrical line which is guided through the roller core, preferably also by the bearing shaft, and a further electrical contact point, which is arranged on an end face of the roller core.
- Power transmission from the stationary part of the power supply to the co-rotating with the roller core part can be optimally positioned regardless of the electrical contact point against which the sleeve.
- the power supply comprises a brush, a contact roller, a corona electrode or an induction device.
- a brush a contact roller, a corona electrode or an induction device.
- Fig. 1 - a schematic side view of a
- Embodiment of a gravure printing device with an inventive impression roller Embodiment of a gravure printing device with an inventive impression roller
- Fig. 2 is a perspective view of a portion of the gravure printing device of Fig. 1 with a
- FIG. 3 shows a longitudinal section through an exemplary embodiment of a two-layered sleeve of an impression roller according to the invention
- FIG. 4 shows a longitudinal section through an exemplary embodiment of a three-layered sleeve of an impression roller according to the invention
- Fig. 5 - a longitudinal section through a part of a first
- FIG. 6 shows a longitudinal section through a part of a second exemplary embodiment of an impression roller according to the invention with a power supply having a corona electrode;
- FIG. 7 shows a longitudinal section through a part of a third exemplary embodiment of an impression roller according to the invention with a two brushes and an electrical line guided through the roller core; 8 shows a longitudinal section through a part of a fourth exemplary embodiment of an impression roller according to the invention with a current supply having a corona electrode and an electrical line guided through the roller core;
- FIG. 9 shows a longitudinal section through part of a fifth exemplary embodiment of an impression roller according to the invention with an electrical contact point projecting on the end face;
- FIG. 10 shows a longitudinal section through a part of a sixth embodiment of an impression roller according to the invention with an electrical contact point embedded in an insulator block;
- FIG. 11 shows a detailed view of a pressure roller according to the invention with one according to a first
- Fig. 12 - a detail view of an inventive
- FIG. 13 shows a detailed view of an impression roller according to the invention with an electrical contact point embodied as a corona electrode according to a third exemplary embodiment
- FIG. 14 shows a detailed view of the impression roller of FIG. 10 with an electrical contact point embodied as a metal ring according to a fourth exemplary embodiment, which is embedded in an insulator block
- FIG. 13 shows a detailed view of an impression roller according to the invention with an electrical contact point embodied as a corona electrode according to a third exemplary embodiment
- FIG. 14 shows a detailed view of the impression roller of FIG. 10 with an electrical contact point embodied as a metal ring according to a fourth exemplary embodiment, which is embedded in an insulator block
- FIG. 13 shows a detailed view of an impression roller according to the invention with an electrical contact point embodied as a corona electrode according to a third exemplary embodiment
- FIG. 14 shows a detailed view of the impression roller of FIG. 10 with an electrical contact point embodied as a metal ring according
- FIG. 15 shows a detailed view of an impression roller according to the invention with an electrical contact point formed as a metal ring according to a fifth exemplary embodiment
- Fig. 16 is a cross-sectional view of the impression roller of Fig. 14 taken along line A-A in Fig. 14;
- Fig. 17 is a cross-sectional view of an impression roller alternative to the impression roller of Fig. 14;
- Fig. 18 is a cross-sectional view of another impression roller alternative to the impression roller of Fig. 14;
- Fig. 19 - a longitudinal section through a first
- Fig. 20 - a longitudinal section through a second
- Fig. 21 - a longitudinal section through a third
- Fig. 22 - a longitudinal section through a fourth
- Fig. 23 - a longitudinal section through a fifth
- a gravure printing device 1 according to the embodiment shown schematically in Fig. 1 comprises a gravure cylinder 3, which dips into a paint tray 2. During the rotation of the gravure cylinder 3, it takes on its surface in the ink fountain 2 ink, which is scraped off by a squeegee 4, so that only in the Gravurnäpfchen the gravure cylinder remains color. Above the engraving cylinder 3 is a impression roller 6, which moves in relation to the gravure cylinder in the opposite direction. Between the gravure cylinder 3 and the impression roller 6 there is a pressure gap through which a Print substrate 5 is guided. The guided over deflection rollers 7 printing substrate 5 is then further transported in a dryer 8, where the previously applied paint is dried. Finally, the printing substrate 5 leaves the gravure printing device 1 and is guided to further devices, not shown.
- the gravure printing device 1 has a drive and an operator side. On the drive side, the necessary drives are arranged, while on the operator side each required by the operator handles for the operation and maintenance of the gravure device 1 can be made.
- FIG. 2 shows a schematic section of the gravure printing unit of FIG. 1.
- the printing substrate 5 is guided via the deflection roller 7 into the printing gap between the impression roller 6 and the gravure cylinder 3.
- the outermost layer of the impression roller 6 is electrostatically charged by means of a loading unit 10, which is connected via a cable connection 11 to a power supply 9.
- the impression roller is here executed in several parts and includes a roller core and one from the operator side on the Roller core slid sleeve, the roller core and the sleeve are preferably slightly conical.
- the sleeve can be easily replaced from the operator side, allowing a quick conversion to another print format.
- FIG 3 shows an embodiment of a sleeve 61 which comprises two layers: an outer semiconductive layer 610 and an inner insulating layer 612.
- the semiconductive layer 610 is preferably made of doped rubber or doped polyurethane (PU), while the insulating layer is preferably made of Plastic, eg made of glass fiber reinforced plastic (GRP).
- PU doped rubber or doped polyurethane
- GRP glass fiber reinforced plastic
- FIG. 4 shows an alternative embodiment of a sleeve 62 which, in addition to the outer semiconductive layer 610 and the inner insulating layer 612, also has a middle highly conductive layer 611.
- the highly conductive layer 611 provides uniform charging of the semiconductive layer 610 when it is self-charged.
- the highly conductive layer 611 is preferably made of metal, e.g. a metal tube, a wound metal wire or a
- Metal foil made of carbon fiber reinforced plastic (CFRP) or of conductive rubber or polyurethane (PU).
- connection of the highly conductive layer 611 or the semiconducting layer 610 is with an electrical connection
- FIGS. 19 to 23 show a longitudinal section through a part of a first exemplary embodiment of an impression roller 6 according to the invention with a roller core 71, which has a bearing shaft 79 and a carrier tube 76, and a sleeve 63 pushed thereon, which has an inner insulating layer 632, a middle highly conductive layer 631 and an outer semiconductive layer 630.
- the impression roller 6 is rotatably mounted in a bearing 12.
- the highly conductive layer 631 is pulled in at one end face of the impression roller 6 inwards and is there to an electrical
- the metal ring 100 is attached to the remainder of the roller core 71 via an annular insulator block 103 and is electrically insulated therefrom.
- a power supply to the metal ring 100 includes a non-rotating brush 102 which abuts the rotating double-cranked metal ring 100.
- a metal piece extending over only a part of the circumference of the roller core 71 is also usable.
- the non-rotating brush must extend annularly around the roller core 71.
- FIG. 6 shows a longitudinal section through a part of a second exemplary embodiment of an impression roller according to the invention with a roller core 72, which in turn has the bearing shaft 79 and the support tube 76, and the sleeve 63 pushed thereon, which has the inner insulating layer 632, the middle highly conductive layer 631 and the outer semiconductive layer 630.
- the highly conductive layer 631 pulled inwards at one end face of the impression roller 6 lies against an electrical contact point in the form of a single-cranked metal ring 110.
- the metal ring 110 is via an annular
- a power supply to the metal ring 110 includes a non-rotating annular corona electrode 112 having a plurality of uniformly distributed electrode syringes directed toward the metal ring 110.
- a piece of metal extending over only a portion of the circumference of the roller core 72 may also be used.
- FIG. 7 shows a longitudinal section through a part of a third exemplary embodiment of an impression roller 60 according to the invention with a roller core 73, which in turn has the bearing shaft 79 and the support tube 76, and the sleeve 63 pushed thereon, which has the inner insulating layer 632, the middle highly conductive layer 631 and the outer semiconductive layer 630 has.
- the highly conductive layer 631 drawn inwards at one end face of the impression roller 60 lies at an electrical contact point in the form of a simple one
- the metal ring 120 is attached to the remainder of the roll core 73 via an annular insulator block 126 and is electrically isolated therefrom.
- a power supply to the metal ring 120 includes one with this connected insulated electrical line 122 which passes through the roller core 73 and its bearing shaft 79 through to an end face of the bearing shaft 79 and is connected there to another electrical contact point in the form of a metal ring 123 in an annular insulator block 127.
- the mitringierende with the bearing shaft 79 metal ring 123 can be charged with two non-rotating brush 125.
- Fig. 8 fourth embodiment of an inventive impression roller differs from the third embodiment in that the metal ring 123 is charged not with brushes, but by means of a non-rotating annular corona electrode 135. Otherwise the same applies to the third embodiment.
- FIG. 9 shows a longitudinal section through a part of a fifth exemplary embodiment of an impression roller according to the invention with a roller core 74, which has the bearing shaft 79 and a support tube 77, and the sleeve 63 pushed thereon, which has the inner insulating layer 632, the middle highly conductive layer 631 and has the outer semiconducting layer 630.
- the highly conductive layer 631 drawn inwards at one of the end faces of the impression roller lies against an electrical contact point in the form of a bent metal ring 140, which protrudes on the end face of the impression roller.
- Metal ring 140 is mounted over an annular insulator block 142 at the remainder of the roller core 74 and electrically isolated therefrom.
- a piece of metal extending over only a portion of the circumference of the roll core 74 may also be used.
- FIG. 10 shows a longitudinal section through a part of a sixth exemplary embodiment of an impression roller according to the invention with a roller core 75 which has the bearing shaft 79 and a carrier tube 78 and the sleeve 63 pushed thereon, which comprises the inner insulating layer 632, the middle highly conductive layer 631 and has the outer semiconducting layer 630.
- the highly conductive layer 631 drawn in at one end of the impression roller lies against an electrical contact point in the form of a metal ring 150 which is embedded in an annular insulator block 152 and attached to the remainder of the roller core 75 and remainder the roller core 75 is electrically isolated.
- a metal piece extending over only a part of the circumference of the roller core 75 is also usable.
- the electrical contact points 100, 110, 120, 140 and 150 illustrated in FIGS. 5 to 10 can be arranged both on the drive side and on the operator side and / or also in a middle region of the impression roller.
- the electrical contact point according to a first exemplary embodiment is designed as a ball pressure element 170 which is arranged in a recess of the annular insulator block 152.
- Ball pressure member 170 includes one or more balls which are elastically pushed outward by one or more springs. It may extend annularly over the entire circumference of the roller core 75 or only over part of it.
- the electrical contact point according to a second exemplary embodiment is formed by contact blades 171.
- the contact blades 171 may extend annularly over the entire circumference of the roller core 75 or only over a part thereof.
- the electrical contact point according to a third exemplary embodiment is realized by a corona electrode 173.
- the corona electrode 173 may extend annularly over the entire circumference of the roller core 75 or only over a part thereof.
- the electrical contact point according to a fourth exemplary embodiment is formed by a metal piece 150.
- the metal piece 150 may extend annularly over the entire circumference of the roll core 75 or over only a part thereof.
- the electrical contact point according to a fifth exemplary embodiment is formed by a metal piece 172 which is exposed on the front side, ie. not isolated.
- the metal piece 172 may extend annularly over the entire circumference of the roll core 75 or only over a part thereof.
- FIG. 17 shows an alternative embodiment of the impression roller of FIG. 14, in which a piece of metal 153 forming the electrical contact extends only over part of the circumference of the roller core 75. The remainder of the circumference is occupied by an insulator block 154, which is correspondingly larger than the insulator block 152 of the embodiment variant shown in FIG. 16.
- FIG. 18 shows a further embodiment variant of the impression roller of FIG. 14, in which a piece of metal 155 forming the electrical contact point extends only over a very large area small part of the circumference of the roller core 75 extends. The remainder of the circumference is occupied by an insulator block 156, which is correspondingly larger than the insulator block 154 of the embodiment variant shown in FIG. 17.
- FIG. 19 shows a longitudinal section through the sleeve 63 of the impression roller rollers shown in FIGS. 5 to 15.
- this sleeve 63 which has an inner insulating layer 632, a middle highly conductive layer 631 and an outer semiconducting layer 630, the highly conductive layer 631 is pulled inwardly on the end side and the insulating layer 632 is not guided all the way to the front edge of the sleeve 63 , The highly conductive layer 631 can thus contact the electrical contact point on the roller core directly at this point.
- FIG. 20 shows a longitudinal section through a second exemplary embodiment of a sleeve 64, in which the insulating layer 632 is likewise not guided all the way to the end-side edge of the sleeve 64.
- a conductive ring 643 is arranged, which forms a highly conductive connection between the highly conductive layer 641 and the electrical contact point on the roll core.
- the conductive ring 643 is made of metal or carbon fiber reinforced plastic (CFRP).
- 21 shows a longitudinal section through a third exemplary embodiment of a sleeve 65 with an inner insulating layer 652, a middle highly conductive layer 651 and an outer semiconducting layer 650.
- a conductive carbon lining 653 is guided around a front end of the insulating layer 652, which is a forms highly conductive connection between the highly conductive layer 651 and the electrical contact point on the roll core.
- FIG. 22 shows a longitudinal section through a fourth exemplary embodiment of a sleeve 66 with an inner insulating layer 662, a middle highly conductive layer 661 and an outer semiconducting layer 660.
- the insulating layer 662 is crossed at one end by a metallic pin 663, which has a Highly conductive connection between the highly conductive layer
- FIG. 23 shows a longitudinal section through a fifth exemplary embodiment of a sleeve 67 having an inner insulating layer 672, a middle highly conductive layer 671 and an outer semiconducting layer 670.
- the insulating layer 672 is crossed at one end by a conductive wire 673, which has a forms highly conductive connection between the highly conductive layer 671 and the electrical contact point on the roll core.
- the sleeves 63, 64, 65, 66 and 67 shown in FIGS. 19 to 23 are interchangeable with one another in that they can be pushed onto the same roll core and at the same point have a connection point to the electrical contact point on the roll core.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Printing Methods (AREA)
- Motor Or Generator Current Collectors (AREA)
- Sliding-Contact Bearings (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH17282007 | 2007-11-07 | ||
PCT/CH2008/000459 WO2009059442A2 (de) | 2007-11-07 | 2008-11-03 | Presseurwalze |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2209630A2 true EP2209630A2 (de) | 2010-07-28 |
EP2209630B1 EP2209630B1 (de) | 2016-03-09 |
Family
ID=39221093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08846519.0A Active EP2209630B1 (de) | 2007-11-07 | 2008-11-03 | Presseurwalze |
Country Status (7)
Country | Link |
---|---|
US (1) | US8418609B2 (de) |
EP (1) | EP2209630B1 (de) |
CN (1) | CN101873932B (de) |
EA (1) | EA018177B1 (de) |
ES (1) | ES2570504T3 (de) |
PL (1) | PL2209630T3 (de) |
WO (1) | WO2009059442A2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5880141B2 (ja) * | 2012-03-01 | 2016-03-08 | 大日本印刷株式会社 | 圧胴設置レール |
US9505206B1 (en) * | 2016-03-15 | 2016-11-29 | Harper Corporation Of America | Cladless anilox sleeve for use in flexographic printing |
ITUA20162595A1 (it) * | 2016-04-14 | 2017-10-14 | Ace Di Barbui Davide & Figli Srl | Apparecchiatura per l'assistenza elettrostatica alla stampa a rotocalco. |
DE102016219119B4 (de) * | 2016-09-30 | 2020-09-03 | Sig Technology Ag | Rollenaufnahmeeinrichtung mit einem elektrischen Kontakt für eine Rolle eines flächenförmigen Verbunds zum Herstellen formstabiler Nahrungsmittelbehälter |
US10787002B1 (en) * | 2019-05-08 | 2020-09-29 | Xerox Corporation | System and device for attenuating curl in substrates printed by inkjet printers |
CN113649120B (zh) * | 2021-08-18 | 2023-03-03 | 湖北秦鸿新材料股份有限公司 | 金属陶瓷耐磨辊套 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1169566A (en) * | 1966-11-24 | 1969-11-05 | Crosfield Electronics Ltd | Improvements relating to Printing Processes and Apparatus |
US3477369A (en) * | 1967-05-04 | 1969-11-11 | Hurletron Inc | Electrostatically assisted intaglio printing |
US3905296A (en) * | 1974-08-05 | 1975-09-16 | Rockwell International Corp | Ink mist suppression roller assembly for a rotary printing press |
US4539908A (en) * | 1982-12-27 | 1985-09-10 | Electronova S.A. | Printing unit with an electrostatic printing aid comprising electrodes contained in a lid structure |
CA1190593A (en) * | 1983-02-01 | 1985-07-16 | Paul E. Plasschaert | Corona device |
US4966555A (en) * | 1989-04-24 | 1990-10-30 | Rotation Dynamics Corporation | Electrostatic assist rotogravure printing safety contact |
US5178071A (en) * | 1992-01-23 | 1993-01-12 | American Roller Company | Impression roller and method of preparation |
DE9419540U1 (de) * | 1994-12-06 | 1995-01-26 | Pogatzki, Volkmar W., Dr., 21039 Börnsen | Rotationstiefdruckwerk mit spannungsbeaufschlagtem Presseur |
US5706724A (en) * | 1996-03-14 | 1998-01-13 | Hurletron, Incorporated | High-voltage contact assembly for a gravure press |
ES2173430T5 (es) | 1997-11-27 | 2006-02-16 | Spengler Electronic Ag | Disposicion electrostatica para un mecanismo de impresion de huecograbado y flexografica. |
JP3548429B2 (ja) * | 1998-08-13 | 2004-07-28 | キヤノン株式会社 | 現像装置及びプロセスカートリッジ |
US6377772B1 (en) * | 2000-10-04 | 2002-04-23 | Nexpress Solutions Llc | Double-sleeved electrostatographic roller and method of using |
FR2854835B1 (fr) * | 2003-05-12 | 2006-03-10 | Badina Electrostatic | Machine d'impression, plus particulierement a heliogravure, comportant un dispositif d'assistance electrostatique |
DE20319870U1 (de) * | 2003-12-22 | 2005-05-04 | Dettke, Christa | Presseur |
US8022335B2 (en) * | 2006-12-12 | 2011-09-20 | Xerox Corporation | Rapid warm-up and cool-down pressure roll assembly and a fusing apparatus including same |
-
2008
- 2008-11-03 PL PL08846519.0T patent/PL2209630T3/pl unknown
- 2008-11-03 US US12/741,537 patent/US8418609B2/en active Active
- 2008-11-03 EA EA201000730A patent/EA018177B1/ru not_active IP Right Cessation
- 2008-11-03 WO PCT/CH2008/000459 patent/WO2009059442A2/de active Application Filing
- 2008-11-03 CN CN200880114896.9A patent/CN101873932B/zh not_active Expired - Fee Related
- 2008-11-03 ES ES08846519T patent/ES2570504T3/es active Active
- 2008-11-03 EP EP08846519.0A patent/EP2209630B1/de active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2009059442A3 * |
Also Published As
Publication number | Publication date |
---|---|
EA201000730A1 (ru) | 2010-12-30 |
WO2009059442A2 (de) | 2009-05-14 |
US20100263563A1 (en) | 2010-10-21 |
EA018177B1 (ru) | 2013-06-28 |
PL2209630T3 (pl) | 2016-09-30 |
CN101873932A (zh) | 2010-10-27 |
EP2209630B1 (de) | 2016-03-09 |
CN101873932B (zh) | 2014-03-19 |
US8418609B2 (en) | 2013-04-16 |
ES2570504T3 (es) | 2016-05-18 |
WO2009059442A3 (de) | 2009-07-16 |
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