Abstract: A transfer member includes: an inner layer; and an outer layer that is adhered to the inner layer and has a hardness lower than a hardness of the inner layer.

Abstract: The invention relates to a cylinder (10) which is set up for application of at least one hollow cylinder, the cylinder (10) having a layer structure which comprises in this order, from inside to outside, a base layer (12) or a cylinder core, a first compressible layer (14), a filling layer (16), an interlayer (18), a second compressible layer (20) and an outer layer (22), the outer layer forming a lateral surface of the cylinder. The invention further relates to arrangements comprising at least one such cylinder (10) and further cylinders.

Abstract: The disclosed technology generally relates to a tire and more particularly to a non-pneumatic tire. The non-pneumatic tire that has maneuverability similar to a pneumatic tire even without using air pressure, and can support the load of a vehicle and can guide performance-oriented tire deformation behavior by using a meta structure. In an aspect, a non-pneumatic tire includes a tread that comes in contact with the ground, a rim that is connected with an axle, and a spoke unit that serves as a structural support between the rim and the tread, in which the spoke unit is formed in a meta structure in which unit structures are repeated.

Abstract: Pressure sensitive adhesives are provided comprising an adhesive copolymer which is a copolymer of a set of monomers comprising: a) 41.0-49.0 weight percent of isobornyl acrylate (IBOA); b) 0.0-4.5 weight percent of one or more basic-functional polar monomers comprising a polymerizable double bond; and c) 46.5-58.9 weight percent of one or more alkyl (meth)acrylate monomers, where the alkyl groups are selected from linear and branched alkyl groups comprising 2-12 carbon atoms and branched alkyl groups comprising 13-20 carbon atoms and wherein weight percentages are weight percent of all monofunctional monomers comprising the adhesive copolymer. In another aspect, the present disclosure provides tapes comprising the pressure sensitive adhesive according to the present disclosure. In some embodiments, the tapes are flexographic plate mounting tapes.

Abstract: A porous layer included in a transfer body for image recording by a heat transfer method has a multiple layer configuration, and porous layers are provided such that when a thickness (mm) of each porous layer from a porous layer P(1) of the plurality of porous layers on a side closest to the surface layer to a porous layer P(n) on a side closest to the substrate is set to t(n) (n?2), and a total thickness of the transfer body is set to T (mm), Expression (1): C×T?t(1)+ . . . +t(n) (here, C=0.4, and T?1) is satisfied.

Abstract: Described herein is an adapter sleeve for adapting the internal diameter of cylindrical hollow cylinders to the external diameter of a cylindrical roller, comprising a sleeve body with (as viewed from the inside to the outside) a deformable base sleeve, optionally an intermediate layer and a top layer. The adapter sleeve furthermore contains a first gas distribution system and a second gas distribution system, which are connected to a gas inlet. The first gas distribution system is connected to at least one first gas outlet, which opens on an outer lateral surface of the adapter sleeve. The second gas distribution system has a cavity, which is designed, when supplied with a pressurized gas, to transmit pressure from the inside to the deformable base sleeve in such a way that the internal diameter of the sleeve body is reduced, at least in a partial region of the adapter sleeve, by a deformation of the base sleeve.

Abstract: A base layer, a polishing pad with a base layer and a polishing method are provided. The polishing pad includes a polishing layer and a base layer. The base layer, underlaid below the polishing layer, is a three-dimensional fabric. The three-dimensional fabric comprises a top woven layer, a bottom woven layer, and a supporting woven layer disposed between the top woven layer and the bottom woven layer. The top woven layer and the bottom woven layer are respectively woven by a plurality of first set of yarns and a plurality of second set of yarns. The supporting woven layer comprises a plurality of supporting yarns interconnecting the top woven layer and the bottom woven layer, so that a space exists between the top woven layer and the bottom woven layer.

Abstract: A roller includes a shaft, and an elastic body portion that is provided on an outer peripheral surface of the shaft, in which the elastic body portion includes an inner peripheral portion which becomes a shaft side, an outer peripheral portion which becomes an outer side with respect to the inner peripheral portion, a plurality of first connection portions which connect the inner peripheral portion and the outer peripheral portion, and a plurality of second connection portions which are provided in a space portion between the adjacent first connection portions and which partition the space portion into one side and the other side of the roller in the axial direction, and in which the first connection portion is inclined in the same direction in a peripheral direction with respect to a radial direction of the roller.

Abstract: The present specification provides a blanket for printing and a method for manufacturing the same.

Abstract: Transferring tool (1), which is an application product according to the present, is characterized by comprising: agglutinant (55) which is a material for application, containing a photochromic compound that exhibits color when an ultraviolet light which is a certain wavelength light having a certain wavelength is irradiated thereon and becomes colorless when a visible light is irradiated thereon, that enters a state of exhibiting color when the certain wavelength light is irradiated thereon and enters a decolorized state when a visible light is irradiated thereon; case (2) which is a container in which said agglutinant (55) is accommodated; and irradiation unit (34) that is attached to case (2) and enables agglutinant (55) to be in a state of exhibiting color by irradiating an ultraviolet light towards passage region (X) that agglutinant (55) passes through within case (2) upon being applied onto a subject.

Abstract: A printing roller for a printing machine, e.g., for a flexographic printing machine, wherein the printing roller includes a rotary and longitudinal axis and an external surface, the external surface being substantially cylindrical and adapted for mounting a plate. The new feature of a printing roller according to the invention is that the external cylindrical surface includes at least one longitudinal groove, where the at least one longitudinal groove includes a geometry with one or more surfaces, the surface or surfaces lying within a circumscribed cylindrical surface for the external surface of the printing roller. In other words, this means that the longitudinal groove or grooves are cutouts in the form of milled or ground grooves in the external cylindrical surface itself on a printing roller.

Abstract: An embodiment of the present invention discloses a polyimide coating method, which includes the following steps: providing a glass substrate and at least one nozzle; applying the nozzle to a polyimide solution onto the glass substrate to form a polyimide film; and moving the glass substrate to have the glass substrate pass through a roller that includes a printing plate so that the roller that includes the printing plate shapes the polyimide film uniformly distributed on the glass substrate to have a surface of the polyimide film formed on the glass substrate uniform and flat. The present invention also provides a polyimide coating device. The polyimide coating method and device of the present invention shorten coating time of polyimide, increase coating efficiency, and reduce coating cost.

Abstract: A system for printing lines of no more than 20 microns on a receiver element (70) includes a laser for forming a series of pixel features on a flexographic plate. The pixel features form a relief pattern of non-overlapping or discontinuous raised pixel features on the elastomeric relief element (60). An inking system applies a printable material composition (20) to the flexographic plate. A print roller for transfers a printable material composition to flexographic plate.

Abstract: A method of improving performance of a relief image printing plate on a printing cylinder which includes mounting a compressible cushion element on a surface of the printing cylinder. The surface of the cushion element that is contactable with the relief image printing plate is a low friction surface that allows a relief image printing plate to slide freely across its surface and settle into position on the printing cylinder. The use of a cushion element having a low friction surface reduces smut and improves registration of the printing plate on the printing cylinder.

Abstract: A system and method are provided that incorporate a multi-layer plate configuration for a Digital Offset Plate (DOP) including at least a robust top imaging layer and a bottom layer that acts as a reservoir for the releasing oil in a proposed variable digital offset lithographic architecture. The top imaging layer may contain a small amount of oil (<20%) in a range suitable for allowing a small amount of oil to coat the surface and enable release of the ink. A bottom layer may be larger in volume and contain greater quantities (˜20-75%) of oil. Oil from the reservoir layer may diffuse to and through the top layer when the oil in the top surface layer is depleted in a manner that maintains a supply of oil at the surface. The top layer may act as a gate to maintain a steady flow of oil to the surface.

Abstract: An improved printing blanket construction is provided which includes at least a top ply, a bottom ply, and a non-extensible backing ply. The blanket includes leading and trailing edges which are secured directly to the backing ply, where at least a portion of the leading edge forms a contoured edge, a stair-stepped edge, a beveled edge, or a combination thereof. The printing blanket construction having such a shaped leading edge reduces printing gap, reduces the impact forces on the leading edge of the blanket, and protects the blanket from the penetration of ink, solvents, moisture and the like into the blanket plies during use.

Abstract: A compressible printing sleeve carrier for use in offset lithography which is formed from a composite fiber-reinforced compressible polymer is provided. The printing sleeve carrier is formed by coating reinforcing filaments with a compressible polymer and winding the filaments around a mandrel to form a hollow cylindrical base, where the first portion of the base adjacent the inner surface contains the wound reinforcing filaments coated with the compressible polymer and the second portion of the base adjacent the outer surface contains the compressible polymer.

Abstract: A printing blanket is provided which may include a printable surface ply, a compressible ply, one or more reinforcing fabric plies, and a non-extensible backing layer comprising a polymeric material. The printing blanket has first and seconds ends which are adapted to be inserted into the gap of a printing blanket cylinder, where each of the first and second ends may include a relief area formed by removing or molding a portion of the blanket or by removing or molding a portion of the non-extensible backing layer such that the blanket may be mounted in a wide variety of printing presses using a number of different lock-up mechanisms.

Abstract: An ink form roller in a printing press is provided including a core, a first layer surrounding part of the core, and a second layer surrounding part of the first layer, the second layer having a durometer hardness greater than the first layer. In addition, an ink form roller in a printing press is provided including a core, and a layer surrounding the core, the layer having a hardness between about 25 Shore A durometer and about 40 Shore A durometer, the layer having an outer surface, the outer surface having a surface roughness of about 30 micro-inches or less. Methods are also provided.

Abstract: A mandrel assembly for a can body can decoration machine is provided. The mandrel assembly includes a bearing assembly that creates a virtual pivot point whereby the mandrel may pivot relative to the supporting mandrel shaft. To allow the mandrel to pivot relative to the mandrel shaft, the bearing assembly is located at one location and is the only contact point between the mandrel and the mandrel shaft.

Abstract: A printing press cylinder assembly is provided including a mandrel including an outer surface, a passage formed therein, at least one first conduit formed therein coupled to the passage and the outer surface, and at least one second conduit formed therein coupled to the passage and the outer surface. The printing press cylinder assembly also includes a guide piece located in the passage. The guide piece is movable in the passage between a first position where the guide piece guides air from the passage to the at least one first conduit and a second position where the guide piece guides air from the passage to the at least one second conduit. A method of installing a bridge sleeve and an outer sleeve on a mandrel of a printing cylinder assembly is also provided.

Abstract: A mandrel assembly for a can body can decoration machine is provided. The mandrel assembly includes a bearing assembly that creates a virtual pivot point whereby the mandrel may pivot relative to the supporting mandrel shaft. To allow the mandrel to pivot relative to the mandrel shaft, the bearing assembly is located at one location and is the only contact point between the mandrel and the mandrel shaft.

Abstract: A method of making a photopolymer sleeve blank for use in flexographic printing is provided which includes providing a base sleeve, applying a cushion layer over the base sleeve, applying an optional barrier layer over the cushion layer, and applying a photopolymer layer over the barrier or cushion layer. The method provides a sleeve blank having an integral cushion layer and eliminates the need for a back exposure step.

Abstract: The present invention provides a compressible printing sleeve carrier for use in offset lithography which is formed from a composite fiber-reinforced compressible polymer. The printing sleeve carrier is formed by coating reinforcing filaments with a compressible polymer and winding the filaments around a mandrel to form a hollow cylindrical base, where the first portion of the base adjacent the inner surface contains the wound reinforcing filaments coated with the compressible polymer and the second portion of the base adjacent the outer surface contains the compressible polymer.

Abstract: An offset printing press is provided. The offset printing press includes an image cylinder, a blanket cylinder having an axially convex outer surface, and a printing blanket disposed over the axially convex outer surface, the printing blanket including a carrier sleeve layer having at least one axially convex surface. An axially profiled shim is also provided.

Abstract: A printing cylinder for a printing machine or printing sleeve for forming a printing cylinder that includes a plurality of cups for forming a supporting inner structure of the printing cylinder or printing sleeve. Each cup includes a central disc, a radially outer edge, and a first conical surface part. The first conical surface part of one cup at least partially bears against an adjacent cup in order to form a connection between the one cup and the adjacent cup. The radially outer edges of the plurality of cups together define a substantially cylindrical surface.

Abstract: A printing assembly includes a cylindrical sleeve having an inner surface and an outer surface. The inner surface defines a first channel and the outer surface defines a port fluidly connected to the first channel. The inner surface is configured for lateral movement along a nonporous surface in response to a first flow of pressurized air being directed into the first channel from the port. The inner surface is also configured to fixedly mate with the nonporous surface in response to removal of the flow.

Abstract: A gravure coating apparatus for applying coating material to a first side of a traveling continuous web to produce a smooth uniform coated surface on said web first side, having means for continuously advancing the web over a transfer applicator roller with a gravure roll having an engraved surface pattern engaging a resilient transfer roller positioned for applying a coating to the entire width of the first side of the continuous web while the continuous web is formed as an arc over the transfer applicator roll. A transfer applicator roll and a kiss roller assembly mounted adjacent the transfer applicator roll apply coating material to the web. The kiss roll assembly comprises a mounting plate, two rollers mounted on the mounting plate and drive means to reciprocate the kiss roller assembly toward and away from the transfer applicator roll holding the web against the transfer applicator roll.

Abstract: A printing head for flexographic printing on thin-walled objects not exhibiting a perfectly smooth surface, the printing head comprising an inking roller, which rotates on contact with a flexographic printing plate borne on a printing plate bearing roller, in which the printing head comprises a roller bearing a transfer surface which rotates on coming into contact with the printing plate, the transfer surface being a perfectly smooth and faultless surface and being made of a material that is more yielding than a material of which the flexographic printing plate is made.

Abstract: A rubber sleeve for a printing press and a method for producing a rubber sleeve is disclosed. The rubber sleeve has a rigid support sleeve and a blanket that is wrapped around the support sleeve as well as is firmly connected to the support sleeve. The blanket has at least a two-layer structure with an inner layer embodied as a base layer and an outer layer serving as a functional layer for the printing process, where the butting edges of the blanket are connected to one another via a sealing material, which is introduced in a gap embodied between the butting edges. The sealing material is introduced in the gap embodied between the butting edges while forming a channel.

Abstract: A packing sleeve including an outer lateral surface for a printing unit cylinder of an offset printing press is disclosed, wherein the outer lateral surface has at least one region with an area containing a number of incisions, which increase the elasticity of the packing sleeve in the peripheral direction. The packing sleeve according to the invention can advantageously be used to enlarge the effective outer diameter of a printing unit cylinder in an offset printing press by drawing the packing sleeve over the printing unit cylinder in the offset printing press.

Abstract: A printing structure for printing on a medium, includes a first layer having an outer surface adapted to receive ink for printing on the medium, the first layer having a first hardness and/or a first surface energy; and a second layer positioned outside of the first layer, the second layer having an outer surface adapted to receive ink for printing on the medium and the second layer having a second hardness which is less than the first hardness and/or a second surface energy which is greater than the first surface energy, and portions of the second layer are removed to expose the outer surface of the first layer.

Abstract: A printing blanket includes a carrier sleeve layer having at least one axially convex surface and a print layer disposed over the carrier sleeve layer. A blanket cylinder with a convex outer surface and a convex shim is also provided. An offset printing press is also provided.

Abstract: The invention relates to the use of a roller or a rubber blanket with a covering made of elastomeric material with an outer surface for indirect or direct transfer of a damping solution and/or a printing agent to a print carrier of a printing press. In order to enable a virtually optimum printing result, even in the presence of changing process conditions, and to display improved back-transfer properties with unchanging properties over the service life, it is proposed that a roller/rubber blanket be used which has an outer surface that constitutes an elastomeric surface coating of the covering and contains, or completely consists of, a fluoroelastomer, particularly an elastomeric fluorinated rubber. The fluorinated rubber can, in particular, be a tetrafluoroethylene-hexafluoropropylene-vinylidene fluoride copolymer.

Abstract: A printing blanket is designed to have less sink-down, less variation in thickness along with time, less susceptible to temperature or moisture, and which employs woven fabric having excellent measurement stability, thereby having a sufficient durability against variation in thickness in high-speed printing. The printing rubber blanket includes a surface rubber layer, and at least two fabric layers, in which at least one of the fabric layers other than that located adjacent to the surface rubber layer is woven fabric made of a yarn of No. 10 count or less but No. 6 count or more used for warps of the woven fabric, and a yarn of No. 30 count or less but No. 20 count or more used for wefts of the woven fabric, and the woven fabric is subjected to a stretching process in which the woven fabric is expanded in the warp direction.

Abstract: This format adaptation sleeve for a rotary press comprises an outer surface. In the non-mounted state, the outer surface of the adaptation sleeve is frustoconical.

Abstract: A printing rubber blanket includes a surface rubber layer, a second base fabric layer and a first base fabric layer to be provided between the surface rubber layer and second base fabric layer, wherein the first base fabric layer contains at least one type of fiber selected from the group consisting of nylon-based fiber, polyester-based fiber, polyvinyl-alcohol-based fiber, polyolefin-based fiber, rayon fiber, and cotton fiber, and has a thickness within a range of 0.17 to 0.33 mm, a residual elongation within a range of 7% (inclusive) to 15% (exclusive) in a printing direction, and a breaking strength within a range of 20 to 70 kgf/cm in the printing direction.

Abstract: The present invention provides: a novel gravure printing roll capable of improving plate fogging, being provided with a surface-reinforcing coating layer completely free from toxicity and the possibility of pollution, and of being excellent in printing durability; and a method of producing the roll. The gravure printing roll includes a metal hollow roll, a copper-plated layer provided on the surface of the hollow roll and formed with multiple gravure cells on the surface thereof, a metal layer provided on the surface of the copper-plated layer, a metal carbide gradient layer of the metal provided on the surface of the metal layer, and a diamond-like carbon film covering the surface of the metal carbide gradient layer, in which a pit being smaller than the minimum gravure cell in the highlighted portion of the copper-plated layer and having a size not permitting ink transfer is arranged so that at least one pit exists in the one-pitch area of a screen line in a non-image area.

Abstract: A method of improving performance of a relief image printing plate on a printing cylinder which includes mounting a compressible cushion element on a surface of the printing cylinder. The surface of the cushion element that is contactable with the relief image printing plate is a low friction surface that allows a relief image printing plate to slide freely across its surface and settle into position on the printing cylinder. The use of a cushion element having a low friction surface reduces smut and improves registration of the printing plate on the printing cylinder.

Abstract: A blanket is located on an outer surface of a roller, such as a printing unit roller. The blanket has an elastic and/or a compressive layer with a surface pressure that depends on the degree of the impression. The layer is selected so that a depending of the surface pressure on the impression has, at least in some areas, a slope of less than 700 (N/cm2)/mm.

Abstract: In a printing blanket comprising a reinforcement layer formed of more than one sheet of fabric, a compressive layer, and a surface rubber layer laid through a supporting body, the compressive layer is separated by a separation layer so as to be divided into two layers of a first compressive layer and a second compressive layer. Because the compressive layer is formed in a two-layer construction, normal printing pressure and abruptly applied excessive printing pressure can be efficiently absorbed. It is preferable that the first compressive layer close to the surface rubber layer has an air space amount of 0.10-0.20 mm, and the entire part of the first compressive layer and second compressive layer has an air space amount of 0.25 mm or more. It is also preferable that the hardness of the compressive layer is 50-90 JIS-A, and the separation layer has a hardness of 50 JIS-A-80 JID-D and a thickness of 0.05 mm.

Abstract: A sleeve, in particular a rubber-blanket sleeve, for a printing press is disclosed. The sleeve having a construction which has at least two layers, having an inner layer which is configured as a carrier layer and an outer layer which is configured as a covering layer and serves for pressure transfer, the sleeve having a hollow-cylindrical design with a cylindrical inner surface and a cylindrical outer surface. The inner layer which is configured as a carrier layer is convexly or concavely curved on the radially outer side, a layer which adjoins the carrier layer having a curvature on a radially inner side which is complementary to the curvature of the radially outer side of the carrier layer.

Abstract: A bridge mandrel for use on a printing press, an example of which includes making an inner tube laid up with a compressible foam layer between wound glass fiber layers, an outer tube wound with carbon fiber, steel end caps, and a pneumatic system for delivering air to the surface of the completed mandrel; assembling these parts into a hollow bridge mandrel assembly; injecting liquid expanding foam into it as an intermediate component; and finishing the surface of the outer tube. The outer tube is made from tube stock laid up over a peel ply wrapped on a forming mandrel, and cut to length. Another example of the invention includes a bridge sleeve comprising a composite layup of glass, compressible foam, glass, and carbon fiber, the ends of which are sealed from chemical exposure by end caps.

Abstract: The present invention provides a compressible printing sleeve carrier for use in offset lithography which is formed from a composite fiber-reinforced compressible polymer. The printing sleeve carrier is formed by coating reinforcing filaments with a compressible polymer and winding the filaments around a mandrel to form a hollow cylindrical base, where the first portion of the base adjacent the inner surface contains the wound reinforcing filaments coated with the compressible polymer and the second portion of the base adjacent the outer surface contains the compressible polymer.

Abstract: A printing blanket or dressing includes a dimensionally stable carrier plate which has ends that can be secured to a transfer cylinder. A coating is applied to the carrier plate and forms the lateral surface of the transfer cylinder. A recess is located in the printing blanket or dressing intermediate the ends of the blanket or dressing.

Abstract: An offset lithographic printing press combined with a gapped or seamed cylindrical offset printing blanket having pre-made blanket material mounted on a cylindrical sleeve is disclosed, wherein conventional, manufactured blanket material in flat form is adhered to a cylindrical sleeve to economically produce a cylindrical sleeved blanket. The leading and trailing ends of the flat blanket material are joined in close proximity such that a small gap is formed. A seam may be made with a filler material that fills the remaining gap resulting in a seamed sleeved blanket. In use, the blanket's printing surface, which excludes the gap or seam, is aligned with the printing plate's image-bearing surface. Consequently, no loss of print length results from the gap or seam.

Abstract: A printing group of a rotary printing press includes at least one forme cylinder and at least one transfer cylinder. The forme cylinder has at least two printing forme end channels. These two channels are spaced circumferentially. At least one of these forme cylinder end receiving channels rolls off against a channel in the transfer cylinder. One of the forme cylinder end receiving channels is at least partially covered by a printing forme carried by the forme cylinder.

Abstract: A rubber sleeve for a printing press and a method for producing a rubber sleeve is disclosed. The rubber sleeve has a rigid support sleeve and a blanket that is wrapped around the support sleeve as well as is firmly connected to the support sleeve. The blanket has at least a two-layer structure with an inner layer embodied as a base layer and an outer layer serving as a functional layer for the printing process, where the butting edges of the blanket are connected to one another via a sealing material, which is introduced in a gap embodied between the butting edges. The sealing material is introduced in the gap embodied between the butting edges while forming a channel.

Abstract: The blanket cylinder for an intaglio printing machine comprising a plate cylinder carrying printing plates with engravings corresponding to a specific intaglio structure to be printed on a substrate, and cooperating with an impression cylinder, the blanket cylinder having at least one blanket on which the ink in the different colors is deposited by selector cylinders, each selector cylinder having reliefs with contours corresponding to the area of the intaglio structure to be inked with said color, the at least one blanket being made of several successive layers each with different properties.

Abstract: A micro-contact printing apparatus includes a roller (100, 200, 300) with a gas filled volume (220, 320) that deforms to provide a more uniform and better-controlled surface pressure for a deformable stamp roller surface (240, 340). In one approach, a gas-filled volume (220) is provided in a deformable gas-tight material (225) within a cylindrical support (210). Mechanical supports (230, 234, 241, 246, 251) such as pins couple the stamp roller surface (240) to the deformable gas-tight material (225). Or, the gas filled volume (320) may be provided between a gas-tight cylindrical support (310) and a stamp roller surface (340). Mechanical supports (330, 332) such as folded blades, couple the stamp roller surface (340) to the cylindrical support (310) while preventing lateral movement of the stamp roller surface relative to the cylindrical support. Active control (130) of the pressure in the gas filled volume may also be provided.