Abstract: An image forming method and a combination of a thermal transfer sheet and a thermal transfer image receiving sheet are capable of forming images of high print quality. An image forming method wherein an image is formed by combining a thermal transfer sheet, which is obtained by forming a dye layer on one surface of a substrate and forming a back surface layer on the other surface of the substrate, and a thermal transfer image receiving sheet, which is obtained by forming a dye receiving layer on one surface of another substrate. The dye layer of the thermal transfer sheet contains a sublimable dye, a binder resin and one or both of (A) a polyether-modified silicone having a viscosity of not less than 1,000 mm2/s at 25° C. and (B) a polyester-modified polysiloxane. The dye receiving layer of the thermal transfer image receiving sheet is an aqueous dye receiving layer.

Abstract: A method and apparatus for printing is disclosed. The printing is done with multiple printhead dies. The nozzles in the different printhead dies are fired using different phases in an up-sampled encoder signal. The different phases correspond to a print offset between the different printhead dies.

Abstract: Various disclosed embodiments relate to structures and methods for printing systems. In some embodiments, a device, e.g., a festoon, may be used to accumulate excess material. The festoon may be located between a print head and a finishing component to eliminate misalignment/mis-registration difficulties between printed images and finishing options. In some embodiments, registration images and other procedures may be used alone or in conjunction with the festoon placement to further reduce errors and waste.

Abstract: A tray mounting unit in which it is possible to replace a plurality of types of set trays; a detector capable of detecting the type of set tray mounted on the tray mounting unit in a state where the target textile printing material is set; a determining unit determining whether the type of set tray detected by the detector and the type of set tray recognized in advance are matched or mismatched; and a control unit performing a predetermined operation based on the determining result of the determining unit, are provided. Thus, inconsistencies in the type of set tray may be detected thereby preventing textile printing defects caused by such inconsistencies.

Abstract: A method of printing a high density image. An image is accessed, wherein the image has a plurality of pixels, and each pixel has an r,g,b value. For each pixel, each r,g,b value is separated into separate grayscale components and color components. A lookup table is applied to each grayscale and color component to generate an ink value for each of the print heads. The ink values are combined to produce a final ink output value for each pixel, and the final ink output values are employed for printing on medium using an ink-jet printer.

Abstract: An image recording apparatus includes a roller that is configured to rotate in a direction of conveyance of a recording medium in a state of contact with the recording medium, which is being conveyed, and that has a support shaft extending in a direction intersecting with the direction of conveyance, a fixation member fixing the roller movably in the direction intersecting with the direction of conveyance; a detector that is positioned between the roller and the fixation member and configured to detect a force received from the recording medium via the roller, a support member having an elastic member, and a roller movement unit that is connected to the support member and configured to move the roller in the direction intersecting with the direction of conveyance.

Abstract: A recording apparatus includes: a first driving unit that rotates a roll member; a second driving unit that drives a transport unit that transports a medium of the roll member; and a control unit that executes a first process for measuring a load occurring when transporting the medium while rotating the roll member 1/N rotations in a transport direction of the medium by driving the first driving unit while the second driving unit is stopped, and after executing the first process, executes a second process for rotating the roll member 1/N rotations in a opposite direction as the transport direction by driving the first driving unit while the second driving unit is stopped and then rotating the roll member 1/N rotations in the transport direction by driving the first driving unit and the second driving unit.

Abstract: A device is provided for loading a roll, including: a housing including a chamber defining an open cavity; and a roll support. The roll is rotatably mounted in the cavity.

Abstract: A pair of transportation rollers is configured such that a transportation driven roller is disposed at a position which is displaced downstream with respect to a position vertically above a transportation driving roller and feeds out the paper sheet guiding in obliquely downward direction. The entering direction of the paper sheet fed out from the pair of transportation rollers is determined so as to intersect the plane of the holding surface of the support table. A translucent glass that serves as a detection window of an imaging unit disposed at a position opposite to the paper sheet with respect to the holding surface is located downstream in the transportation direction with respect to an intersection position between the entering direction of the paper sheet and the holding surface. Specifically, the translucent glass is located in the proximity of an abutment position where the paper sheet abuts against the holding surface.

Abstract: A liquid ejecting device has a liquid ejecting head to eject ink to a sheet-like object, a carriage mounting the liquid ejecting head, a conveying device which conveys the sheet-like object with holding the sheet-like object to have a corrugated shape having a corrugated cross-section in the scanning direction, a detecting unit which detects an end portion of the sheet-like object in the scanning direction, and a processor. The processor is configured to execute instructions to provide an ejection timing determining unit configured to determine an ejection timing at which the liquid is ejected from the liquid ejecting head in accordance with positional information representing the end portion detected by the detecting unit and reference information, and an ejection control unit configured to control the liquid ejecting head and the carriage to eject the liquid from the liquid ejecting head at the timing determined by the ejection timing determining unit.

Abstract: When the user operates a paper feed button 9c while the access cover 11 is open (steps ST1, ST2), the printer 1 moves the printhead 12 from the printhead-down position 12D to the printhead-up position 12U, and moves the second paper feed roller pair 31 from the nip state to the nip-release state (step ST3). When the access cover 11 is then closed, the printer 1 returns the second conveyance roller pair 31 to the nip state, and returns the printhead 12 to the printhead-down position 12D (steps ST4, ST5). The operation for changing the second conveyance roller pair 31 between the nip state and the nip-release state is therefore intuitive, easily understood, and simple for the user.

Abstract: Systems and methods are provided for aligning an edge of a web of continuous-forms print media in a printer using a crowned roller. The system comprises an edge-justified printer, a crowned roller, and an adjustment mechanism. The edge-justified printer is configured to print to a continuous-forms web of print media that uses a margin as a target alignment point for an edge of the web. The crowned roller includes an apex that is a point where the diameter of the crowned roller is largest. The adjustment mechanism is configured to adjust a lateral position of the apex to align the edge of the web with the margin.

Abstract: A label printer can appropriately print an image and attribute information on a label. A label printer 1 has a printhead 26, and a control unit 60 that prints an image and attribute information for the image on a label 52 by the inkjet head 26. The label 52 is separated by a half-cut 55 into a first label part 56 and a second label part 57, and removably affixed to a continuous liner 51. The control unit 60 of the label printer 1 includes an image printing control unit 61 that prints an image on the first label part 56, and an attribute information printing control unit 62 that prints image attribute information on the second label part 57.

Abstract: Printers and printer systems for printing images on paper in different configurations and for dispensing printed paper in different directions are disclosed herein. According to an aspect, a printer includes a body defining openings. A printing unit is positioned within the body and can receive an instruction for printing an image. In a first print mode, the printing unit can print the image on the paper in a first configuration and dispense the paper in a first direction through one of the openings of the body. In the second print mode, the printing unit can print the image on the paper in a second configuration and dispense the paper in a second direction through another of the openings of the body. A sensing component can determine whether the printer is in the first print mode or the second print mode.

Abstract: This invention relates to a media multi-feed rejection apparatus, comprising: a plurality of feed rollers; a feed roller driving means operatively connected to one of the plurality of feed rollers; a clutch means operatively connected to the other of the plurality of feed rollers; and a single channel encoder means operatively connected to the clutch means to measure a rotation of the other of the plurality of feed rollers.

Abstract: A liquid ejection apparatus includes: (a) a storage device for storing an image data set representing a plurality of images; (b) a liquid ejection head for performing an image formation on each recording medium; (c) a curl reduction device for reducing curl caused in each recording medium having the corresponding image formed thereon by the liquid ejection head; (d) an output tray for receiving each recording medium whose curl has been reduced by the curl reduction device, such that the received recording media are stacked on the output tray; and (e) a control device configured to control the curl reduction device, such that the curl caused in an earlier one of the recording media is reduced by a smaller degree than the curl caused in a later one of the recording media that has been subjected to the image formation later than the earlier one of the recording media.

Abstract: Systems and methods control the rate of cooling of a print media downstream of a drying process. One embodiment comprises a printing system. The printing system includes a print engine that applies colorant onto a continuous-form media. The printing system further includes a radiant dryer downstream of the print engine along a media path, and includes a drum downstream of the radiant dryer along the media path. The drum includes a heat source. The printing system estimates a temperature of the media, estimates a temperature of the drum, and adjusts heat applied to the drum utilizing the heat source to maintain the temperature of the drum below the temperature of the media within a threshold amount.

Abstract: A sheet is transported at a first transport speed when a rear edge of the sheet is on a platen during transporting of the sheet to a reversing mechanism according to a sheet returning process after completing printing on a front surface, and the sheet is transported at a second transport speed which is faster than the first transport speed when the rear edge of the sheet passes over the platen until the rear edge of the sheet is nipped by a transport roller. Due to this, it is possible to smoothly transport the sheet without the sheet being caught on the concave and convex section of the platen and it is possible to transport the sheet quickly to the transport roller when the rear edge of the sheet passes the platen.

Abstract: A printer includes a pair of input rollers, a pair of output rollers, a print head and a control section. The control section is configured to transport a print medium by rotating the input rollers and the output rollers after printing on a target region and before printing on a next target region. The control section is configured to determine, before carrying out transporting, whether a combination of the input rollers and the output rollers which pinch the print medium would change in a case where the print medium were transported from a current position to a next target position, and, in a case where there would be a change, the control section being configured to transport the print medium from the current position to the target position in a retracted state where the print head is moved to an outside of a range where the print medium passes.

Abstract: A liquid jetting apparatus includes: a jetting section having a plurality of jetting ports for jetting a liquid; a transport section configured to transport the recording medium along a transport pass having a facing area which faces the plurality of jetting ports; a charging section arranged on an upstream side of the facing area in a transport direction in which the recording medium is transported by the transport section, and configured to charge the recording medium; a charged-area determining section configured to determine a non-landing area, of the recording medium, in which the liquid jetted from the plurality of jetting ports is not landed in a case that the recording medium is disposed at the facing area, as a charged area; and a controller configured to control the charging section to charge the charged area determined by the charged-area determining section.

Abstract: An image forming apparatus includes a control unit that applies a tension to a recording medium in a first region between a rotational shaft and a driving roller using a torque applied to the rotational shaft and the driving roller, and applies a tension to the recording medium in a second region where a support member supports the recording medium using a torque applied to the driving roller and a holding unit. The control unit selectively executes an image forming mode where the head is caused to execute image forming by applying a tension to the recording medium in the second region while applying a tension to the recording medium in the first region, and a medium detaching mode where the tension in the first region is released when the recording medium is stopped, while applying a tension for detaching a medium to the recording medium in the second region.

Abstract: The invention provides lightweight coated paper having good offset printability. The invention provides lightweight coated paper having good printability in commercial printing utilizing the ink jet recording system. The lightweight coated paper of the invention includes base paper, and one or more coating layers disposed on at least one side of the base paper. The coating layer includes a pigment and a binder. The total coating weight of the coating layer(s) is not more than 7.5 g/m2 per side of the base paper. The coating layer contains a polycondensate of an aliphatic monoamine or an aliphatic polyamine and an epihalohydrin compound, and a water-soluble polyvalent cation salt. The content of the water-soluble polyvalent cation salt in the coating layer is 0.3 g/m2 to 1.0 g/m2 per side of the base paper.

Abstract: A recording apparatus, including: a recording portion configured to record an image on each of recording media; a stack portion on which image-recorded recording media are stacked; a conveyor portion configured to convey each recording medium from a recording position at which the image is recorded toward the stack portion; and a controller configured to control the recording apparatus, wherein the controller is configured to control the conveyor portion such that, where two mutually opposable surfaces of two successive recording media that are to be successively stacked on the stack portion are both image-recorded surfaces on each of which an image has been recorded, a movement speed, when stacked, of one of the two successive recording media that is to be later stacked on the stack portion is made smaller, as compared with an instance where at least one of the two mutually opposable surfaces is not the image-recorded surface.

Abstract: A method and apparatus are for contactless-printing on tablets that are supplied successively at random spacings in the conveyance direction, respectively in plural rows. The apparatus includes a hopper to supply tablets, a distributing unit to distribute the supplied tablets in plural rows, a conveyor to convey the tablets randomly with the random spacings in the conveyance direction and with the rows maintained, a detection camera to detect the tablets during conveyance, an inkjet printer to print on the tablets based on data detected by the detection camera, an inspection camera to check a printing state on the tablets, and a defective tablet rejection unit to reject a defective tablet during conveyance of the tablets based on the check result of the inspection camera.

Abstract: A recording apparatus includes: first and second recording modules; a storage accommodating a recording medium; a first path extending from the storage to the first recording module; and a second path extending from the storage to the second recording module and including a shared portion shared with the first path. A trailing edge of a recording medium for which recording is being performed by the first recording module on a leading edge of a recordable area is located upstream of a branch position on the first path. When recording is being performed by the second recording module on a trailing edge of a recordable area of a recording medium, the trailing edge of the recording medium on which the recording is being performed by the first recording module is located downstream of the branch position on the first path and a module path of the first recording module.

Abstract: A control method of a serial printer enables easily removing the printing paper when a paper jam occurs, and can prevent or suppress damage to the printhead when removing the printing paper. A serial printer 1 conveys printing paper P by a conveyance mechanism 22 including a second paper feed roller pair 31 located upstream from the print position A in the first conveyance direction M1. If a paper jam of the printing paper P is detected when the printhead 12 is at a position opposite the horizontal conveyance path portion 13c of the paper conveyance path 13, conveyance of the printing paper P first stops, and the printhead 12 is then moved on the vertical axis Z away from the horizontal conveyance path portion 13c. Next, the printhead 12 is moved on the transverse axis X to a away position 12AW outside the horizontal conveyance path portion 13c, and nipping of the printing paper P by the second paper feed roller pair 31 is then released.

Abstract: In a printing apparatus including a PE sensor which normally functions only in a state in which a sheet is forward-fed, in a case where a printing operation involves back-feeding, the printing apparatus can appropriately manage the length of a sheet and print a desired image. In a case where the printing operation does not include back-feeding, the printing operation is performed based on the result of detection by a first sensor (paper end (PE) sensor), and in the case where the printing operation includes back-feeding, the result of detection by the first sensor is ignored and the printing operation is performed based on only the result of detection by a second sensor.

Abstract: A printing control apparatus configured to execute printing using continuous sheets stored in a plurality of storage portions includes a determination unit configured to determine a continuous sheet usable by each print job in a print queue, and a decision unit configured to decide a use order of the continuous sheets stored in the plurality of storage portions based on a result of determination by the determination unit, wherein the decision unit decides the use order so that a continuous sheet with a smaller remaining amount is used preferentially.

Abstract: According an aspect of the present invention, when causing the liquid ejection head to perform a feeding operation along a first direction, the substrate is retracted outside the projected feeding region of the liquid ejection head and the supporting member thereof prior to starting the feeding operation of the liquid ejection head, preventing dusts and other foreign matters, generated as a result of the feeding operation of the liquid ejection head and the supporting member, from being deposited on a surface of the substrate onto which the liquid is to be deposited.

Abstract: An embodiment of this invention solves a problem about a precision drop of registration adjustment of a range detection method due to variations of a registration state depending on a position associated with a carriage scanning direction. In that embodiment, reference and adjustment patterns are formed to be juxtaposed in a nozzle array direction to detect a position shift between patterns in the main scanning direction. In this case, coarse registration adjustment is executed by the range detection method, and its adjustment result is applied to a printing apparatus. After that, fine registration adjustment is executed by a density method, and results of the two adjustment methods are finally reflected.

Abstract: Systems and methods are provided for aligning printheads of a printing system. The system comprises a sensor and a controller. The sensor is able to detect changes in a lateral position of a web of print media traveling through a continuous-forms printing system, and the controller is able to adjust a lateral position of a printhead while the printing system is operating to compensate for the detected changes in web position.

Abstract: A printer has a mechanism to counter change in the tension of the recording medium to convey the recording medium with more precision. Such printer has a media conveyance mechanism that conveys a recording medium; a printhead that prints on the medium; a media supply mechanism that supplies the medium to the media conveyance mechanism; a movable member that can move to compensate and thus counter internal tension changes in the recording medium resulting from operation of the media conveyance and supply mechanisms; a detector that detects the movement or position of the movable member; and a control unit that controls the media supply operation based on output from the detector so that the movable member is urged back to or maintained in a home position.

Abstract: A liquid ejecting apparatus includes a liquid ejecting head that ejects a plurality of kinds of photocurable type liquids, an irradiation unit that irradiates light that cures the liquids, a liquid receiving portion that is capable of receiving the liquids that are ejected from the liquid ejecting head, and a control unit that controls the ejection of the liquids from the liquid ejecting head. Among the plurality of kinds of liquids that are ejected, the control unit ejects a liquid that is cured with most ease when the light is irradiated before at least one different liquid other than the liquid in a case in which the plurality of kinds of liquids are ejected into the liquid receiving portion from the liquid ejecting head.

Abstract: Systems and methods are provided for controlling webs of print media. One embodiment is an apparatus that includes a steering frame for a continuous-forms printing system. The steering frame includes a first roller oriented to tension a web of continuous-forms print media as the web proceeds through the steering frame, and a second roller oriented to tension the web as the web proceeds through the steering frame. The steering frame also includes a first actuator configured to adjust a lateral position of the web by pivoting the first and second roller about a first axis, and a second actuator configured to adjust a direction of the web in-plane with a surface of the web by pivoting the second roller about a second axis that is coplanar with the first axis.

Abstract: When a medium is located immediately under a distance sensor in printing, a controller of a printer acquires a distance from the medium to a first irradiator and a second irradiator in a direction orthogonal to a relative movement direction in which the medium moves relative to a liquid ejecting head, on the basis of a detection signal from the distance sensor. On the basis of the distance, the controller changes relative positions of irradiation ranges irradiated with light from the first irradiator and the second irradiator on the medium so as to define relative positions of the irradiation ranges such that the degree of overlapping between the irradiation ranges and the distance between the irradiation ranges do not increase significantly.

Abstract: A printing apparatus including a print head that performs a printing pass that ejects a photocurable liquid onto a printing medium while being displaced in a main scanning direction each time the print head is displaced in a sub-scanning direction by a displacing amount of a sub-scanning operation, a first irradiation unit that follows the print head displaced in the main scanning direction while radiating light onto an area that is larger than the displacing amount of a sub-scanning operation, and a second irradiation unit that irradiates the light towards an area where irradiation of the light has been completed by the first irradiation unit. Furthermore, an integrated quantity of light of the first irradiation unit is reduced and an integrated quantity of light of the second irradiation unit is increased, in accordance with the increase in the set number of printing passes to be carried out.

Abstract: In a transport for reversing a front and a back of a paper so as to print the back of a printing paper after printing the front of the printing paper, an attachment amount of ink to the front of the printing paper is determined for each region of the front, and on the path of the transport, in a predetermined position where the warpage of the opposite direction to the warpage of the swelling curl of the printing medium generated by the attachment of ink to the front of the printing paper is generated in a site of the printing paper having a region in which the amount of ink attachment is determined to be equal to or greater than a predetermined value, the transport of the printing medium waits for a predetermined time.

Abstract: A liquid ejecting apparatus, comprising: a liquid ejecting unit which ejects a liquid onto a medium that is transported in a transport direction; a suction mechanism for sucking the medium; a medium supporting portion in which two or more suction pores for applying a suction force of the suction mechanism to the medium are provided so as to be lined up in a width direction; and a supporting member which is configured separately from the medium supporting portion, which includes rib forming portions which form ribs that can support the medium, and which is disposed on the medium supporting portion such that the rib forming portions extend in the transport direction between two of the suction pores which are lined up in the width direction.

Abstract: A recording apparatus including: a medium support tray capable of supporting a recording medium; a moving mechanism moving the medium support tray; a recording head capable of recording on the recording medium which is transported by moving the medium support tray; a protective member of the recording head; an instruction receiving section which receives an instruction of a maintenance start of the protective member; and a controller which controls the moving mechanism so as to retract the medium support tray from a set position in which the recording medium is set on the medium support tray when the instruction receiving section receives the instruction of the maintenance start.

Abstract: A transportation device includes a transportation unit that transports a transportation target material, a supporting surface that supports the transported transportation target material, a first suction hole that opens in the supporting surface in order to suck the transportation target material which is supported by the supporting surface, a light transmission portion that is exposed in the supporting surface and through which light is permitted to pass, a detector that has a light irradiator capable of irradiating the transportation target material which is supported by the supporting surface with light through the light transmission portion and detects a transportation amount of the transportation target material based on reflected light of the light with which the light irradiator has irradiated the transportation target material, and a second suction hole that opens in the supporting surface at least one of the positions adjacent to the light transmission portion.

Abstract: A method for adjusting the processing position of at least one processing device not clamping a product web to be processed within the context of longitudinal register control in a processing machine includes arranging the at least one processing device in a web section which is delimited by two clamping points. The method further includes applying an actuating variable for adjusting the processing position to the at least one processing device within the context of feedforward control, and calculating the actuating variable for adjusting the processing position on the basis of a register deviation expected from a control action of a tensile force control device for controlling the tensile force in the web section.

Abstract: A printing device includes a camera position control mechanism configured and arranged to control a position of the camera to switch between a first state in which the alignment mark is photographed from a side of the first face, and a second state in which the alignment mark is photographed from a side of the second face.

Abstract: A recording apparatus includes a transporting device that transports a recording medium, a recording head that ejects fluid to the recording medium, a first supporting surface that supports the recording medium at a position opposed to the recording head, a heating device that has a second supporting surface that supports the recording medium at an upstream side of a transport direction more than the recording head along with heating the recording medium on the second supporting surface, a floating detection device that detects floating of the recording medium with respect to at least one of the first supporting surface and the second supporting surface, and a control device that controls a heating state of the recording medium on the second supporting surface, based on the detection result of the floating detection device.

Abstract: A transport device that includes a PF motor (that drives a PF roller which transports roll paper) and an intermediate motor (that drives an intermediate roller disposed on the upstream side of the PF roller), sets a slack removal force when transporting the roll paper so that the force applied to the paper in a direction opposite to the transport direction of the roll paper is larger as paper width of the roll paper is narrower, sets a slack removal torque as a torque to be outputted from the intermediate motor in accordance with the set slack removal force, and controls the driving of the intermediate motor to output the set slack removal torque. This makes it possible to cause the tension of the roll paper to be uniform regardless of the paper width so as to transport the roll paper precisely.

Abstract: An image recording apparatus includes a transport unit which transports a medium with a joint portion along a transport path, a head unit which performs recording of a printing image on both the joint portion and a non-joint portion by ejecting ink onto the medium, a heating unit which dries liquid forming the printing image by heating a portion of the medium located at a heating region on the transport path, a detection unit which detects the joint portion, and a controller which controls transporting of the medium by the transport unit so that a heating time of the joint portion in the heating region becomes longer than a heating time of the non-joint portion in the heating region on the basis of a detection signal from the detection unit.

Abstract: An image recording apparatus forms an image on a recording medium including a liquid accommodation layer by landing a liquid to the liquid accommodation layer of the recording medium. The image recording apparatus includes a first unit that performs pre-processing of landing the liquid containing a material with absorbability lower than that of the liquid accommodation layer to an edge of an image formation region at which the image is scheduled to be formed; and a second unit that forms the image at the image formation region of the recording medium after the first unit performs the pre-processing.

Abstract: A conveyance device includes: a conveyance unit that conveys a printing paper sheet in a given conveyance direction; and a pressing unit that presses the printing paper sheet with ultrasound emitted from a plurality of ultrasound emitter elements which are arranged in a direction perpendicular to the conveyance direction and emit ultrasound of an identical frequency and an identical phase.

Abstract: A media processing device includes a reception unit that receives commands; a conveyance unit that conveys media; a reading unit that reads information from the media conveyed by the conveyance unit; a recording unit that records on the media conveyed by the conveyance unit; and an initialization process execution unit that, after the media processing device turns on or resets, enters a busy state in which the reception unit does not receive commands, executes a first initialization process that runs a process confirming media conveyance by the conveyance unit, and then cancels the busy state and runs a second initialization process that initializes the recording unit or the reading unit.

Abstract: There is provided a liquid ejecting apparatus including: a liquid ejecting head that relatively moves in a first direction with regard to a discharged medium, and discharges liquid with regard to the discharged medium; a transport section that relatively transports the discharged medium in a second direction with regard to the liquid ejecting head; an adsorption section that adsorbs a surface of the discharged medium, which is opposite to the liquid ejecting head; and a control section that performs control such that the adsorption section performs absorption when the liquid ejecting head discharges the liquid with regard to the discharged medium and such that adsorption force is caused to be weak compared to a case in which the liquid is discharged when the discharged medium is relatively transported in the second direction by the transport section.

Abstract: A printer capable of preventing clogging the printhead nozzles due to paper dust produced from sprocket holes in continuous paper, and preventing the printhead from ejecting ink droplets except on the continuous paper, has a printhead that ejects ink droplets toward continuous paper having sprocket holes formed along both sides of the paper width; a cover member that covers the edge part of the width of the continuous paper where sprocket holes are formed in the range of the printhead in the conveyance direction of the continuous paper, and can move in the paper width direction; and a detection mechanism that detects the position of the cover member in the paper width direction.