Abstract: A recording apparatus capable of recording on a medium includes a recording unit configured to record on a medium, a transport unit configured to transport the medium, a winding unit configured to rotate about a rotation axis and windup the medium transported by the transport unit, and a first bar member configured to be wrapped around by a first surface of the medium, a second bar member disposed between the first bar member and the winding unit and configured to be wrapped around by a second surface of the medium, and an arm member swingable about a swing axis that coincides with the rotation axis, wherein the arm member supports the first bar member and the second bar member.

Abstract: A wing for an aircraft is disclosed having a main wing, a slat, and a connection assembly movable connecting the slat to the main wing, wherein the connection assembly includes an elongate slat track, wherein the front end of the slat track is mounted to the slat, wherein the rear end and the intermediate portion of the slat track are mounted to the main wing by a roller bearing comprising a guide rail mounted to the main wing and a first roller unit mounted to the rear end of the slat track and engaging the guide rail, and wherein the roller bearing includes a second roller unit mounted to the main wing and engaging an engagement surface at the intermediate portion of the slat track.

Abstract: A sheet manufacturing system includes a processing section configured to process a raw material including a fiber, a detection section configured to detect a state of the raw material, a determination section configured to determine, based on a detection result of the detection section and a preset criterion of a raw material state, whether the raw material is suitable for processing in the processing section, a supply section configured to supply, to the processing section, the raw material determined to be suitable for the processing by the determination section, a reception section configured to acquire operation information indicating an occurrence state of an operation hindrance in the processing section, and a setting section configured to set the criterion based on the operation information.

Abstract: A control device using, as a learning target, a transporting apparatus, a rotation control section which controls at least one of a rotation speed of a first roller and a rotation speed of a second roller, and a position detection section which detects a position of the transport target matter, the control device including a state variable acquisition section which acquires a state variable and a detection result of the position detection section, the state variable being based on information of a state of the transport target matter and information of an environment to which the transport target matter is exposed, and a learning section which learns a control expression for calculating a control value of the rotation control section based on a dataset containing the state variable acquired by the state variable acquisition section and the detection result of the position detection section.

Abstract: An image forming apparatus includes an image forming device, a detector and a holding body. The image forming device is configured to perform an image formation to a sheet. The detector is configured to detect a position of a first image formed on a first surface of the sheet through the image formation of the image forming device. The holding body is configured to move while holding the sheet, by performing one of a rotation in a radial direction about a support shaft attached thereto in a direction perpendicular to an axial direction thereof and a lateral shift in a width direction of the sheet, operable to correct the position of the sheet based on a detection result obtained by the detector.

Abstract: A conveyance control device is configured to control conveyance of a sheet-shaped recording medium onto which a liquid is discharged by a liquid discharge device. The conveyance control device includes a conveyance driving roller, a non-contact conveyor, and processing circuitry. The conveyance driving roller is configured to control a conveyance speed of the recording medium. The non-contact conveyor includes a non-contact conveyance roller that constitutes part of a conveyance path of the recording medium. The non-contact conveyance roller has an outer peripheral surface in a non-contact state with the recording medium during conveyance of the recording medium. The processing circuitry is configured to control at least one of an operation of the conveyance driving roller and an operation of the non-contact conveyance roller such that a speed of the outer peripheral surface of the non-contact conveyance roller becomes a prescribed speed faster than the conveyance speed of the recording medium.

Abstract: The invention relates to an electrical cable reel. According to the invention, the reel comprises an arrangement (4) for remotely monitoring the absence of cable wound around the reel, said arrangement comprising a sensor (4A) and an electronic board connected to the sensor and linked to a remote application that is enabled.

Abstract: The invention relates to an electrical cable reel. According to the invention, the reel comprises an arrangement (4) for remotely monitoring the amount of cable wound around the reel, said arrangement comprising a sensor (4A) and an electronic board connected to the sensor and linked to a remote application that is enabled.

Abstract: In accordance with an embodiment, a printer comprises a housing section configured to accommodate a roll body obtained by winding an elongated image receiving medium in a roll shape; a conveyance section configured to pull out the image receiving medium from the roll body to convey it; a printing section configured to perform printing on the image receiving medium pulled out of the roll body by the conveyance section; and a buffer device arranged at the bottom of the housing section on an upstream side of the conveyance section along a direction in which the image receiving medium is pulled out by the conveyance direction so as to apply a pressing force in a direction towards the roll body to the image receiving medium pulled out of the roll body.

Abstract: A method of assembling a plurality of subcomponents to form a finished component comprises gripping a first subcomponent with a first end-of-arm tool, wherein the first end-of-arm tool is attached to a first robot arm and grasping a second subcomponent with a second end-of-arm tool, wherein the second end-of-arm tool is attached to a second robot arm. Moving the first and second end-of-arm tools to position the first subcomponent relative to the second subcomponent in a pre-assembly position and then moving the first and second end-of-arm tools to engage interface surfaces of the first and second subcomponents. Forming a joint between the first subcomponent and the second subcomponent with a joining tool attached to a joining robot arm to thereby assemble the finished component.

Abstract: Provided are a transfer roller 33 that transfers an image formed on a transfer film 46 to a card, peeling member 34b that peels off the transfer film 46 from the card after transferring the image, and transfer roller up-and-down means 61 and peeling member up-and-down means 62 for respectively moving the transfer roller 33 and the peeling member 34b up and down. By this means, the transfer roller 33 and the peeling member 34b are moved up and down respectively at predetermined timing before transfer and after transfer, and it is thereby possible to always perform stable image formation without causing the transfer film to become damaged and/or deformed.

Abstract: A machine arrangement, that sequentially processes sheet-type substrates, includes a plurality of different processing stations, one of which includes a non-impact printing device that prints the substrates. Further processing stations are a primer application device that primes the substrates and a dryer for drying the primer applied to the substrates. The primer application device and the dryer precede the non-impact printing device, in the direction of travel of the substrates. The processing station including the non-impact printing device, also includes a printing cylinder, on the circumference of which, the non-impact printing device that prints the substrates is arranged.

Abstract: An apparatus (un-interleaver) for unwinding a roll of material interleaved with another material, and for separating the materials, includes a first platform, a second platform, a tension-sensor, an edge-sensor, and a controller. The controller monitors signals generated by the tension sensor and the edge sensor, and in response to the signals: a) causes the speed at which the second platform rotates to change to maintain a predetermined tension in the second material as the second material travels from the first platform toward the second platform, and b) causes the second platform to move relative to the first platform to align the edge of the second material traveling toward the roll of second material with the edge of the second material in the roll.

Abstract: A machine arrangement, for sequentially processing sheet-type substrates, includes a plurality of different processing stations, one of which includes a non-impact printing device that prints the substrates. The processing station, including the non-impact printing device, also includes a printing cylinder, on the circumference of which, the non-impact printing device that prints the substrates is arranged. On the circumferential surface of the printing cylinder, four substrates are or can be placed behind each other in the circumferential direction. Each of the substrates that are to be conveyed are retained in one of a force-locking and a form-fitting manner on the circumferential surface of the printing cylinder by at least one retaining element.

Abstract: A device for applying, around groups of two or more containers, a tape provided on one surface with adhesive without discontinuities, which comprises a carousel provided with plates shaped so that each one accommodates a group of containers to be wrapped together with the tape, a drum for cutting and transferring portions of tape of a length necessary to wrap each group, a roller for unwinding the tape for feeding the drum, a roller for preliminary unwinding of the tape from a reel, adapted to feed the unwinding roller with the interposition of a compensation buffer and a device for compensating the tension of the tape between the reel and the preliminary unwinding roller.

Abstract: A printer includes a first holding shaft holding side pinch rollers and at least one center pinch roller, grit rollers moving a recording medium while holding the recording medium together with the side pinch rollers and together with the center pinch roller, and a rotator rotating the first holding shaft to cause the side pinch rollers and the center pinch roller to approach, or to be separated from, the grit rollers. The center pinch roller is movable in a direction to be separated from the recording medium, independently from the side pinch rollers.

Abstract: A textile feed for a stepped operation digital textile printer, comprises a textile feeding mechanism, and a tension storage mechanism. The textile feeding mechanism feeds the textile in a forward direction onto the printer, but is at the same time mechanically connected to a tension storage mechanism which is tensioned by the forward feeding. At the end of the feed step, the tension storage mechanism releases respectively stored tension to cause the feed mechanism to briefly reverse feed, thereby to pull the textile taut and take up any slack caused by the feeding step. The textile is thus kept taut, to allow effective digital printing by the printer.

Abstract: A toilet assembly is provided and includes an inlet conduit, a waste conduit, a flush-assist subsystem, and a plug. The waste conduit is configured to fluidly communicate with the inlet conduit. The flush-assist subsystem includes a flush-assist inlet and a flush-assist outlet. The flush-assist inlet is configured to fluidly communicate with the inlet conduit. The flush-assist outlet is configured to fluidly communicate with the waste conduit. The plug is disposed within the flush-assist subsystem and configured to prevent fluid communication between the inlet conduit and the waste conduit through the flush-assist subsystem.

Abstract: An electrophotographic image formation apparatus capable of forming an image on a recording medium, comprising: a first swinging roller and a first deviation sensor disposed between a secondary transfer roller and a first bent portion; a second bent portion disposed upstream of the first bent portion and changing the direction in which the recording medium is transported; a second swinging roller and a second deviation sensor disposed between the first bent portion and the second bent portion; and a control unit which controls an amount of movement of the first swinging roller based on a first detected positional value of the recording medium sensed by the first deviation sensor and controls an amount of movement of the second swinging roller based on a second detected positional value of the recording medium sensed by the second deviation sensor.

Abstract: A method for checking the maintenance of register of printing images to be printed on two opposite sides of a printing material, in which the first side of the printing material is printed in a rotary printing press by a first printing unit cylinder, and in which the second side of the printing material, which lies opposite to first cite, is printed in the printing press by a second printing unit cylinder which interacts with the first printing unit cylinder. A printed image is printed by the first printing unit cylinder under the second printing unit cylinder. Afterwards, the printing material is printed in contact with the two interacting printing unit cylinders with the printing image, which is printed under the second printing unit cylinder, being printed onto the same side of the printing material together with an identical or a different printing image which is to be printed by the second printing unit cylinder during continuous printing of the rotary printing press.

Abstract: A printing apparatus includes a mark sensor, a moving section, a web edge sensor, and a printer control section. The moving section can move the mark sensor in a direction intersecting a transport direction of a sheet, or in a width direction. The web edge sensor can detect a location of an edge of the sheet. The printer control section controls the moving section to compensate for a location of the mark sensor, on the basis of a detection result from the web edge sensor which indicates the location of the edge of the sheet.

Abstract: A tank production system and method that can suppress peeling of normally wound fibers when fibers not wound at predetermined position are peeled off. The system includes a rotation unit that rotates a liner, a storage unit that has recorded thereon the number of revolutions of the liner, and a detection unit that detects abnormality in the position of the fibers wound on the outer periphery of the liner. The rotation unit, when abnormality in the position of the fibers is detected by the detection unit, refers to the number of revolutions of the liner recorded on the storage unit and rotates the liner in an opposite direction to the direction in which the fibers are wound, back to the number of revolutions of the liner at a point when the winding of fibers to form a fiber layer, which includes the fibers detected at the abnormal position, has started.

Abstract: A printer includes a discharge unit, a first printing unit disposed along a sheet conveying path extending from the discharge unit and configured to print an image on a first sheet while the first sheet is conveyed from the discharge unit to the first printing unit and then to the discharge unit, a second printing unit disposed farther from the discharge unit than the first printing unit along the sheet conveyance path and configured to print an image on a second sheet while the second sheet is conveyed towards the discharge unit therethrough, using a printing method that is different from a printing method of the first printing unit, and a control unit configured to determine whether or not each of the first and second printing unit is in use and control only one of the first and second printing units to print the image, based on the determination.

Abstract: A media guide is provided for use in printer. Media guide includes main body portion having internal bore configured to be disposed around media spindle and guide member connected to main body portion. Guide member is configured to extend outwardly from main body portion to extended position and to retract toward main body portion to collapsed position. Method for using media guide is also provided. Media guide is disposed on media spindle such that media spindle extends through internal bore of main body portion and is positioned and locked at selected position along length of media spindle. When media roll is disposed on media spindle, guide member is extended to extended position. When media roll is configured to be one of loaded onto or unloaded from media spindle, guide member is retracted to collapsed position.

Abstract: A glass film transfer apparatus includes a wind-off section that winds off the glass film from a roll around which the glass film is wound, a long interleaf being laminated on the glass film; a glass film transfer section that transfers the glass film which is wound off from the wind-off section and is separated from the interleaf; a take-up section that takes up the glass film transferred by the glass film transfer section in the form of roll, while laminating the long interleaf on the glass film; and an interleaf transfer section that carries out the interleaf separated from the glass film which is wound off from the wind-off section, and carries in the interleaf toward the take-up section. Furthermore, the glass film transfer apparatus includes a take-up adjusting mechanism that adjusts a take-up state of the interleaf and the glass film in the take-up section.

Abstract: A device (1) for feeding self-adhesive or “pressure sensitive” labels to a labelling machine comprises a frame (2), supporting means (3) for a reel of a web with the labels attached to it, a station (5) for detaching the labels from the web, recovery means (6), return means (8), and means (10) for moving the web comprising: a motor-driven roller (11) and at least one unit (15) for pressing the web against the motor-driven roller (11) comprising at least one contact roller (16), mounted on a support (17), for clamping the web against the motor-driven roller (11). The support (17) being movable relative to the frame (2) between an operating position, with the contact roller (16) pressed against the motor-driven roller (11), and an insertion position, with the contact roller (16) distanced from the motor-driven roller (11).

Abstract: A medium supporting unit includes a supporting portion that supports a medium and a holding portion that holds the medium that is in a state of being supported by the supporting portion, and the holding portion includes a first portion that is a portion at one side of a straight line passing on a center of the holding portion in a plan view of the holding portion, and a second portion that is a portion at the another side of the straight line, a weight of the first portion being different from a weight of the second portion. This configuration of the medium supporting unit enables suppression of floating of the medium without impairing the ease of handling of the medium supporting unit.

Abstract: The negative pressure roll 1 is provided with a rotating shaft 2, an internal cylinder 3, an intermediate cylinder 4 and a multi-layered non-woven fabric laminated outer layer 5. Further, the rotating shaft 2 is a member at the center of rotation of the negative pressure roll 1 and connected to the internal cylinder 3 by a reinforcement circular disk 9. Still further, the internal cylinder 3 is formed in a tubular shape and rotates together with the rotating shaft 2. In addition, the rotating shaft 2 and the internal cylinder 3 correspond to a rotating main body. Further, the intermediate cylinder 4 is a cylindrical tubular material formed outside the internal cylinder 3 and rotates in association with the rotating shaft 2 and the internal cylinder 3. Still further, the multi-layered non-woven fabric laminated outer layer 5 is formed outside the intermediate cylinder 4 and given as a part at which the negative pressure roll 1 is in contact with the metal strip 13.

Abstract: Leader devices usable with roll media and an image forming system having an output member are disclosed. A leader device may include a leader member having a first end and a second end. The first end may attach to the output member of the image forming system. The leader device may also include an attachment means disposed on the second end of the image forming system for removably attaching the leader member to a leading edge of the roll media.

Abstract: A printing press has a printing unit with a print head, which is configured as an ink jet printing head, and a printing material guiding element which can be rotated about a respective rotational axis. The print can be moved along an actuating path in an actuating direction. The actuating direction has a component which is oriented orthogonally to an axial defined by the rotational axis of the printing material guiding element. A threading assembly, for threading in a printing material web along a threading path, is arranged within the printing unit. Parts of the threading path are spaced at least two centimeters from the axial direction in relation to every target region of every nozzle of every printing head of the printing unit. A method for threading a printing material web into the printing unit utilizes the threading assembly.

Abstract: A shaft/hub connection for vehicles or for use in drive systems with a cylinder-shaped shaft component, containing elevations or depressions on the lateral surface and a hub component having a bore, including inside the bore also elevations or depressions, whereby the shaft component can be mounted inside the bore of the hub component. It is further distinguished in that inside the bore of the hub component at least 2 surfaces are arranged such that an elastic deformation of these surfaces in the radial direction is possible and inside the bore of the hub component at least 2 surfaces are arranged such that an elastic deformation of these surfaces in the radial direction is less possible. In addition, the shaft/hub connection is characterized in that the elastically deformable surfaces are connected in a materially bonding manner with the elastically less deformable surfaces.

Abstract: A toothed sprocket hub with elastic centering element comprising an input shaft having a receiving portion and a cylindrical outer surface, a sprocket engagable with the input shaft, the sprocket comprising at least two first surfaces each disposed on a bending beam such that each first surface is elastically moveable in a radial direction, the two first surfaces bearing upon the outer surface, the two first surfaces each having a radius d that is less than a radius D of the outer surface, at least one second surface that is radially moveable to a lesser extent than a first surface, the second surface engaging the receiving portion to prevent a relative rotation of the sprocket with the input shaft, and a third surface in cooperative relation to the second surface, the third surface bearing upon the outer surface of the input shaft, the third surface having a clearance fit with the outer surface.

Abstract: Systems, mechanisms, and methods are described that relate to the production of a custom printed insert(s) that can be custom printed prior to insertion of the custom printed insert(s) into an envelope along with a personalized card/carrier combination for mailing to the intended holder of the personalized card. The inserts are custom printed using an insert printer that is located in the inserter mechanism that is used to insert the insert(s) and the card/carrier combination into an envelope for mailing to an end user of the card. The inserter mechanism can have an “off-line” configuration, i.e. configured as a stand-alone mechanism, or configured for “in-line” use, i.e. used together with other mechanisms.

Abstract: A printing machine has a printing unit which has a printing-material conducting element that can be rotated about an axis of rotation defining an axial direction and at least four printing heads. Four positioning devices are arranged, by the use of each of which, at least one printing head can be arranged at least either in a respective printing position associated with the printing head or in a respective idle position associated with a printing head. At least one first printing head of the printing heads can be arranged either in a first printing position associated with that first printing head or in a first idle position associated with that first printing head. At least one second printing head of the printing heads can be arranged at least either in a second printing position associated with that second printing head or in a second idle position associated with that second printing head.

Abstract: A method for register correction in a web processing machine includes leading a product web through at least one delay section and processing the product web by a first processing device. An actuating command is applied to the first processing device to position the product web at an intended position during a web tension change. The actuating command is determined from an actuating command leading to the web tension change and at least one delay term. The at least one delay term delays the action of the actuating command leading to the web tension change on the actuating command for the first processing device by a delay time needed by the product web to pass through the at least one delay section before the first processing device.

Abstract: In an apparatus for imprinting a material web including a transport arrangement for moving the material web through the apparatus along stations for applying coloring agents to the material web and fixing the coloring agent applied to the web, and a web buffer arranged in the web transport direction of the material web ahead of the first imprinting station for accommodating a section of the material web moved back out of the station area upon shutdown of the apparatus, at least one clamping structure (11a, 11b) is provided for fixing the material web (3) during the movement of the material web back out of the station area.

Abstract: There is provided an adhesive belt configured to support and transport a recording medium, a recording head configured to record by discharging ink onto the recording medium which is supported on the adhesive belt, and a guiding section arranged at an upstream side relative to the recording head in a transport direction of the recording medium and configured to guide fluff on an end section, in an intersecting direction that intersects with the transport direction, of the recording medium in a direction to an outside of the recording medium in the intersecting direction.

Abstract: An apparatus for driving a pair of nip rollers at a rotational velocity that varies within each revolution is provided. A first nip roller and a second nip roller form a nip therebetween for moving a sheet or signature. A drive configured and arranged to drive a drive shaft at a constant rotational speed. A pair of variable rotational speed couplings each have an input coupled to the drive, and an output connected to a respective one of the first and second nip rollers. Each coupling rotates its respective nip roller at a rotational speed that varies within each revolution.

Abstract: A method of setting web tensioning in a processing machine for processing a material web, in particular in a shaftless printing machine, wherein, for the purpose of setting the web tensioning in a first web-tensioning portion, which is bounded upstream by a first clamping location and downstream by a second clamping location, the first clamping location is given a control command, and at least one clamping location which is located upstream of the first clamping location, as seen over the course of the web tensioning, and at least one clamping location which is located downstream of the second clamping location, as seen over the course of the web tensioning, are precontrolled in dependence on the first control command, where the second clamping location is not adjusted.

Abstract: An automatically-adjusting tensioning mechanism for use in a roll-fed web media transport system, the tensioning mechanism adding tension to the web media, comprising a bracket assembly being adapted to freely pivot around a pivot axis, and first and second tensioning shoe having curved surfaces attached to the bracket assembly. The web media feeds through the tensioning mechanism in an S-shaped media path where the web media is wrapped around the first and second tensioning shoes. The pivot angle of the bracket assembly automatically adjusts in response to differences in a coefficient of friction between the web media and the tensioning shoes such that the tension in the web media has a reduced level of variability relative to configurations where the bracket assembly is held in a fixed position.

Abstract: A method for regulating a web tension in a processing machine for processing a product web, in particular a shaftless printing press, includes separating a first product-web section from a second product-web section by a delay section. The web tensions in the first and second product-web sections are influenced by first and second actuators, respectively. To regulate the web tension in the first product-web section, the method further includes defining a regulation output value from which an actuating command for the first actuator is derived. An actuating command for the second actuator is defined from the regulation output value and a delay element to decouple the web tension in the second product-web section from the regulation of the web tension in the first product-web section. The delay element delays the effect of the regulation output value on the actuating command for the second actuator by a delay time.

Abstract: A method of buffering and controlling the tension of a print substrate moving through a web press comprises: supporting a loop of print substrate on a movable roller, wherein translational movement of the roller is controlled by a motor; and controlling the motor to achieve a sequence of roller movements arranged to control tension of the substrate during a sequence of variations in substrate velocity during a printing cycle.

Abstract: A method for setting up and/or operating a web-fed printing press includes winding a material web onto a roller, printing a portion of the material web, then unwinding and removing an unprinted part of the material web located before from the roller, and then fixing a cut start of the printed material web to the take-up roller. During the method, the material web is first conveyed backward for the unprinted part to be cut off, then a drive of the material web is switched to a holding mode, in which the material web stands still while maintaining web tension, the material web is drawn from a web start in direction of the take-up roller with little tensile force and the web start is fixed to the take-up roller. A web-fed printing press for carrying out the method is also provided.

Abstract: A method is provided for a rotary press of the type including at least one cylinder for printing and feeding a web to be printed, and a device for driving in rotation the or each printing and feed cylinder. In normal operation, the at least one cylinder is driven by applying thereto a positive drive torque and a positive drive power, and, in the event of the web breaking, the at least one cylinder is braked by the associated drive device. According to one embodiment of the invention, in an emergency shutdown step, the torque or the power applied to the at least one printing and feed cylinder by the associated drive device is limited in such a manner as not to exceed a predetermined torque threshold or power threshold.

Abstract: Method and apparatuses for measuring and regulating the strain of a material web is disclosed. A material web is passed through a first and second non-slip roller pair. The first and second roller pair form a predefined span. In some embodiments, the angular positions of the first and second roller pair are monitored, and the phase angle between the roller pairs is calculated. The phase angle is directly related to the level of strain in the web, and the velocity of the web is controlled to maintain a phase angle which corresponds with the desired strain level. This maintains a constant strain level in the predefined span. In one embodiment, the strain entering a non-slip roll pair is controlled to be zero. The roll pair then introduces a predefined strain to the span entering subsequent processes.

Abstract: The invention relates to methods for web tension adjustment in a processing machine for processing a web of goods, in particular in a shaftless printing press, in which downstream web tension segments are decoupled from an adjustment of the web tension in a first web tension segment defined upstream by a first clamping point and downstream by a second clamping point. To that end, the first clamping point is subjected to a first control instruction, which is generated using a first dynamic element with a non-constant transmission function, and the second clamping point is acted upon by a second control instruction, which is generated using a second dynamic element with a non-constant transmission function. As a result of the provisions of the invention, for decoupling the downstream web tension segments from the web tension adjustment and so forth, it is unnecessary to pilot-control the corresponding downstream clamping points.

Abstract: A continuous web inversion system used in a continuous web imaging device includes a first, a second, and a third turn bar. The web moves over the three turn bars to invert the web for duplex printing. The second and third turn bars are operatively connected to one another for translation in a plane and a driver is operatively connected to one of the second and third turn bars to translate the bars in the plane. A sensor is configured to generate a signal indicative of a lateral position of the continuous web exiting the third turn bar. The driver adjusts a position of the third turn bar with reference to the signal generated by the sensor.

Abstract: A printing apparatus including: a web conveyance unit that conveys a web; a printing unit that prints an image on the web; a web discharging unit that discharges the web on which the image is formed with the printing unit, the web discharging unit being placed downstream of the printing unit; and a web withdrawal unit that withdraws the web into the printing apparatus, the web withdrawal unit including a web withdrawal roller and at least one pressing roller. When the printing apparatus is in a print waiting state, the printing apparatus drives the web withdrawal roller intermittently, while a pressing force from the at least one of the pressing roller is maintained, so as to convey the web intermittently.

Abstract: Disclosed is a printer including a transverse tension sensor for detecting that a sheet being discharged has deviated in a paper width direction orthogonal to a discharging direction. The conveyance of the sheet is stopped based on a detection signal of the transverse tension sensor.

Abstract: A device for measuring and setting the web tension on a printing press with several inking units (Dn) has measuring means (Mm,n) for measuring the web tension and setting means (Fn) for setting the web tension, using which the web tension can be set actively in the case of unsteady web tension conditions. The measuring means (Mm,n) and the setting means (Fn) are disposed in such a manner that the web tension can be measured and set between the print areas of two inking units. A control device is provided, which controls the setting means based on the measured values of the measuring means (Mm,n).