Abstract: A medium supporting mechanism includes a medium supporting unit and a medium holding unit. The medium supporting unit includes a support face that supports a medium, a guide rail intersecting a transport direction in which the medium is transported, and an engaged portion positioned upstream of the first guide rail. The medium holding unit includes a holding portion that covers an edge of the medium in a width direction, an abutting portion movable between an abutting position and a separation position, a switching portion that switches a position of the abutting portion between the abutting position and the separation position, and an engaging portion engageable with the second guide rail. The medium holding unit includes a pressing portion downstream of the abutting portion in the transport direction. The pressing portion presses the support face to move a position of the holding portion in a direction away from the support face.

Abstract: Included are a transport unit, a printing unit, and a control unit. In inner circumferential surface printing for performing printing on an inner circumferential surface of a medium, which is positioned inside in the state of being wound up in a roll shape, the control unit causes the transport unit to position a leading end of the medium at a printing start position being a position downstream of a position facing a most downstream nozzle of a nozzle surface in a transport direction, in a state in which the printing unit is at a position at which the nozzle surface does not face the medium being transported by the transport unit, and causes the printing unit to start formation of a printing region on the medium having the leading end positioned at the printing start position.

Abstract: Included are a printing unit configured to perform printing on a medium (P) being transported, a first nipping roller configured to nip the medium at a first nipping position downstream of the printing unit in a transport direction in which the medium is transported, a second nipping roller configured to nip the medium at a second nipping position upstream of the printing unit, and a control unit. During duplex printing for outputting a printed object being the medium after performing printing on a first surface and a second surface, the control unit causes the printing unit to start printing on the first surface of the medium (P) in a nipped state in which the medium is nipped by the first nipping roller and the second nipping roller, and to start printing on the second surface on the medium in the nipped state after printing on the first surface.

Abstract: According to examples, there is provided a suction device, system and method for retaining media on a surface. The suction device comprising a suction cup having a vacuum port for coupling the suction cup to a vacuum source, a sealing piston configured to seal the vacuum port when the sealing piston is in a first position, wherein when the sealing piston is in a second, depressed, position the vacuum source is coupled to the suction cup the sealing piston further comprising a piston head extending above a rim of the suction cup when the sealing piston is in the first position, and a biasing element to bias the sealing piston to the first position.

Abstract: In an image forming apparatus, when a fixing device is in a non-fixing state and a transfer device is in a non-transfer state, an ejection device increases a conveying force by a pair of ejection rollers as compared to the conveying force in the fixing state. According to this image forming apparatus, a printing object can be stably conveyed even when a pair of rollers of the fixing device becomes separated from each other.

Abstract: Edge hold down (EHD) systems are described herein that enable high print quality to be achieved more consistently, particularly when using substrates that are rigid or include one or more defects. Each EHD system includes a tensioned band for holding down an edge of a substrate as it passes through a printer assembly without impacting the print area. The tensioned band can be affixed between an entry tension assembly and an exit tension assembly disposed downstream of the entry tension assembly in the media feed direction. The tensioned band holds the substrate substantially flat against a transfer belt during printing by applying pressure to the surface of the substrate. The tensioned band generally contacts the surface of the substrate substantially proximate to an outer edge that is parallel to the media feed direction.

Abstract: A printing position and cutting position adjusting method includes: printing on a medium an origin point adjusting image having multiple checking blocks using an ink-jet head; cutting the medium using a cutting head along a contour of the origin point adjusting image; removing a part of the medium cut by the cutting head from the medium; and inputting an amount of misalignment between a position at which the image is printed on the medium and a position at which the medium is cut to a controller. The amount of misalignment is inputted as a correction value between the printing position and the cutting position. The printing of the origin point adjusting image or the cutting of the medium includes a check process of producing a position shift per a predetermined dimension by each checking block in a main scanning direction or a sub scanning direction of the ink-jet head.

Abstract: A sheet is conveyed with no slack between a first conveying path and a second conveying path, thus allowing a high-quality image to be printed on the sheet and suppressing a possible sheet jam. A conveying path with a changeable conveying path length is provided between a first conveying path including a pair of downstream side conveying rollers and a pair of downstream side conveying rollers and a second conveying path including a pair of downstream side conveying rollers and a pair of downstream side conveying rollers.

Abstract: A self-adjusting paper bucket for a printer is provided, together with methods for providing such a self-adjusting paper bucket. The paper bucket may have a curved base portion for accepting paper rolls of varying widths. A guide may be movably mounted to each side of the base portion. The guides may be movable between a first position extending towards a center of the paper bucket and a second position folded against sides of the paper bucket. A biasing element may be provided for each of the guides for biasing the corresponding guide into the first position. In the first position, the guides may accept a first paper roll having a first width and may center the first paper roll in the base portion. In the second position, the guides may accept a second paper roll having a second width greater than the first width and may center the second paper roll in the base portion.

Abstract: A sheet feeding apparatus comprises a conveying path formed between an upper and a lower units facing each other; a feed roller which feeds a sheet by a portion partially exposed from an upper surface of the lower unit to the conveying path; a separation member disposed to oppose the feed roller; a stopper which stops entrance of the sheet into the conveying path by abutting against a sheet end in a closed state in which the stopper is moved in a direction to intersect with an exposed surface of the feed roller; a driving unit which drives at least the feed roller and the stopper; and a control unit which controls the driving unit to rotate the feed roller through a predetermined angle in a sheet feeding direction and to then open the stopper when feeding of the sheet is started from the closed state of the stopper.

Abstract: A printer includes a cutter unit configured to cut recording paper, and a presenter unit, wherein the recording paper enters the presenter unit through the cutter unit, and the presenter unit includes a first roller and a second roller configured to convey the recording paper, a flapper disposed under a transport path of the recording paper between a position of the first and second rollers and a position of the cutter unit, and configured to be flipped open to provide an opening in the transport path, and a paper guide disposed over the transport path of the recording paper between the position of the first and second rollers and the position of the cutter unit, wherein, upon the flapper being flipped open to outside the presenter unit, the paper guide changes a position thereof to guide the recording paper to outside the presenter unit through the opening.

Abstract: A self-adjusting paper bucket for a printer is provided, together with methods for providing such a self-adjusting paper bucket. The paper bucket may have a curved base portion for accepting paper rolls of varying widths. A guide may be movably mounted to each side of the base portion. The guides may be movable between a first position extending towards a center of the paper bucket and a second position folded against sides of the paper bucket. A biasing element may be provided for each of the guides for biasing the corresponding guide into the first position. In the first position, the guides may accept a first paper roll having a first width and may center the first paper roll in the base portion. In the second position, the guides may accept a second paper roll having a second width greater than the first width and may center the second paper roll in the base portion.

Abstract: A roll paper supply device has a roll paper compartment that stores roll paper with the axis of rotation transverse so that the roll paper can roll thereinside; supply rollers that feed the roll paper from the roll paper compartment in a sheet; and pair of side pressure plates that cover substantially all of the sides of the roll paper and contact part of the sides.

Abstract: A method, system and apparatus for transporting a web through a press are disclosed. The web has a first print zone on a first side and a second print zone on a second side opposite the first print zone. The first print zone is fed past a first print station and then in an inward spiraling direction around and toward a second print station. The second print zone is fed past the second print station and then in an outward spiraling direction.

Abstract: A printing method that alternately repeats a transport operation that transports a continuous medium in a transport direction and an image forming operation that moves a head to form an image to thereby print out a first image and a second image, which has a smaller length in the transport direction than the first image, on the continuous medium.

Abstract: An image forming apparatus including an image reading unit to read an image of a document, disposed in an upper portion of the image forming apparatus; an image forming unit to form the image on a sheet, disposed below the image reading unit; at least upper and lower sheet roll supporters provided one above the other below the image forming unit to support a sheet roll, the lower sheet roll supporter offset proximally toward a front surface of the image forming apparatus from the upper sheet roll supporter; and multiple openings provided in the front surface of the image forming apparatus for the at least upper and lower sheet roll supporters through which the sheet roll is set to the at least upper and lower sheet roll supporters from a front surface side of the image forming apparatus.

Abstract: A method for adjusting tension to a media web in a printing system includes identifying a tension level between the media web and at least one roll that is in contact with the media web. The tension level is identified with reference to a slip condition between the media web and the at least one roll. The identified tension is stored in a memory in the printing system.

Abstract: An image-forming device includes a conveying part, an image-forming part, first through third sensors, and a control part. The conveying part is configured and arranged to convey a continuous recording material. The image-forming part is configured and arranged to form an image on the recording material conveyed by the conveying part. The first through third sensors are configured and arranged to detect positions of an edge surface of the recording material conveyed by the conveying part. The control part is configured to calculate first through third shifting amounts based on the positions of the edge surface of the recording material simultaneously detected by the first through third sensors, respectively. The first shifting amount is generated by movement of the recording material, the second shifting amount is generated by rotation of the recording material, and the third shifting amount is generated by fluctuations in the edge surface of the recording material.

Abstract: A method of assisting in handling a print medium on a spindle, said spindle being operatively connected with a motor, said method comprising the following steps: rotating said spindle by an outside force in a first direction when handling the print medium, said rotation generating an electromotive force in said motor in a second direction, opposite to said first direction; and causing the motor to apply a torque in said first direction, said torque being proportional to the electromotive force generated in the second direction by the rotation of the spindle.

Abstract: A method including printing an image onto a medium and printing an alignment region onto the medium. The method further including loading the medium to an electronic cutter and aligning the medium with the electronic cutter. The method further including cutting the image from the medium.

Abstract: An image forming apparatus includes an apparatus body, a sheet feeder to load a roll body including a recording medium wound around, an image forming unit to form an image on the recording medium, and a conveyance unit including a conveyance belt to convey the recording medium drawn out from the roll body so as to oppose the recording medium to the image forming unit. The sheet feeder and the conveyance unit are integrated as a sheet feed conveyance unit. The sheet feed conveyance unit is configured to load the roll body in at least the sheet feeder and be drawable from the apparatus body to a position at which the conveyance belt is visible.

Abstract: An image forming apparatus includes, an image forming device, a transporting device, a first medium holding device, and a second medium holding device. The image forming device forms an image on a print medium unwound from a roll. The transporting device is configured to transport the unwound print medium on a transport path facing the image forming device. The first medium holding device is disposed upstream of the image forming device in a medium transporting direction, and configured to hold the print medium on the transport path and retract to an open position for opening the transport path. The second medium holding device is disposed downstream of the image forming device in the medium transporting direction, and configured to hold the print medium on the transport path and retract to an open position for opening the transport path.

Abstract: An automated banking machine operates to cause financial transfers responsive to data read from data bearing records in the form of user cards. The machine includes a printer for printing paper records of transactions conducted at the machine. The printer receives paper from a shared paper path. The shared paper path can be supplied by a first paper supply and a second paper supply. A controller is operative to switch between the paper supplies in providing paper to the printer. Based on signals received from paper sensors in the machine, the controller can determine whether the first paper supply has reached a predetermined low level. In response to a low level determination, the controller acts to cause a paper drive to begin moving paper from the second paper supply to the shared paper path and then to the printer.

Abstract: A tape cassette that includes a housing having a top surface, a bottom surface, a front surface and a pair of side surfaces, a tape that is a print medium housed in the housing, a tape exit that discharges, from the housing, the tape guided in the housing along a predetermined feed path, at least a part of the feed path extending parallel to the front surface, and a type indicator portion provided adjacent to the tape exit and in a specified area of the front surface on an upstream side of the tape exit in a feed direction of the tape, the type indicator portion indicating a type of the tape and including vertical information sections and an aperture formed in at least one of the vertical information sections, the vertical information sections being strip-shaped sections extending along a direction orthogonal to the feed direction.

Abstract: A roll paper supply device has a roll paper compartment that stores roll paper with the axis of rotation transverse so that the roll paper can roll there inside; supply rollers that feed the roll paper from the roll paper compartment in a sheet; a roll paper cover that opens and closes the roll paper compartment; and a side pressure plate that contacts one side of the roll paper when the access cover is closed, and displaces away from the side of the roll paper when the access cover opens.

Abstract: A movable rod member is provided that changes the shape of a medium receiver of a medium storage portion by changing the location of the movable rod member. The location of the movable rod member is changed in accordance with the condition of a medium, so as to change a method of storing the medium.

Abstract: A printer is provided having a printhead assembly having a carrier frame, a pagewidth printhead with a corresponding pagewidth print zone defined by a plane adjacent the printhead assembly mounted at a base of the carrier frame, an approach guide mounted to the carrier frame on a first side of the printhead and an exit guide mounted to the carrier frame on a second side of the printhead, and a feed mechanism for continuously feeding a web of print media through the print zone. The web is unsupported in the print zone and is guided therethrough by the guides. The approach guide curves about the carrier frame base to terminate upstream with a leading angular edge abutting with the web such that the natural path of the web is deflected downwards and around the approach guide, and the exit guide curves about the carrier frame base to terminate downstream.

Abstract: Hybrid printer feeder mechanism, using a commercial printer of any type, such as LED, ink jet, thermal or dot matrix, allowing both single sheet fed input and alternately, continuous and variable width printable medium feedstock, including automated feed and cutting control, with minimal integration of the print engine and feeder.

Abstract: A printer is provided that includes a conveyance unit configured to nip and simultaneously convey the roll recording medium; a print unit configured to print an image by sequentially transferring a plurality of color inks on the recording medium while nipping the recording medium conveyed by the conveyance unit; a decurling unit disposed between the conveyance unit and the print unit, and configured to include a raised portion that decurls the recording medium by contacting the recording medium conveyed by the conveyance unit; and a control unit configured to control the conveyance unit to convey the recording medium to a waiting position after ending the transfer of one color ink, wherein the waiting position is a position where an area on a leading edge side of the recording medium is in contact with the raised portion.

Abstract: According to aspects of the embodiments, there is provided an apparatus and method to provide a modification of the paper path in an image forming system including a plurality of printing modules, and having a simplex mode that an image is formed on a front surface of a continuous medium, and a duplex mode that an image is also formed on a rear surface of a continuous medium, the image forming system further comprises a bidirectional urge unit added in the middle of the paper path tunnel. Placement of a bidirectional urge unit allows the continuous medium to be transported in two directions.

Abstract: A printer enables setting fanfold paper inserted from a paper inlet to a horizontal transportation path that passes the printing position without paper jams occurring. The horizontal paper transportation path is positioned downstream of a first transportation path that extends from the paper inlet and a second transportation path that extends from a roll paper compartment, all of which are formed inside the printer. An attachment of an access cover to the roll paper compartment forms an intermediate paper path that renders the first and horizontal paper paths continuous at a junction near the convergence of the first and second paper transportation paths. The intermediate paper transportation path not only renders a continuous path for the fanfold paper from the paper inlet to the printing position, it smoothes the flow of the fanfold paper to the horizontal paper transportation path.

Abstract: A cutter device includes: a first cutter provided on a front surface side of a medium being fed to be cut; a second cutter that is provided on a back surface side opposite the front surface side and cuts the medium in cooperation with the first cutter; a carriage that retains the first and second cutters and moves in a width direction of the medium; a guide portion that guides the carriage in the width direction; and a post-cut guide portion that is provided on the carriage and comes into contact with the back surface to guide the medium on the downstream side of the first and second cutters in a medium feed direction after cutting to the front surface side.

Abstract: An apparatus for adjusting a print width in a POS printer, such as a facsimile or a printer, in which the paper is wound in the form of a roll, so that the printer can selectively use various types of paper that is be supplied thereto. The apparatus includes a paper guide, the position of which is adjustable depending on the width size of a paper to be supplied, and a contact switching means for detecting the width of the paper. The apparatus automatically detects the width of the paper with a simple operation in which the paper is inserted between or taken out of the printer, and thus automatically sets the print width to be the same as the width of the paper, so that printing is performed on the paper.

Abstract: The present invention provides a media guide system for guiding media unwound from a roll of a roll assembly along a direction of roll feeding in a printer. The guide system includes a guide base including a datum edge guide surface and a plurality of edge guide receivers. The datum edge guide surface is aligned along a direction of roll feeding. The plurality of edge guide receivers is formed in the guide base and extends along the direction of roll feeding. When the roll assembly is loaded into the guide base by engaging an edge guide of the roll assembly into at least one of the plurality of edge guide receivers, the datum edge guide surface of the guide base and the edge guide of the roll assembly serve as edge guides to guide the roll through the printer during a printing operation.

Abstract: A tape cassette that includes a housing having a top surface, a bottom surface, a front surface and a pair of side surfaces, a tape that is a print medium housed in the housing, a tape exit that discharges, from the housing, the tape guided in the housing along a predetermined feed path, at least a part of the feed path extending parallel to the front surface, and a type indicator portion provided adjacent to the tape exit and in a specified area of the front surface on an upstream side of the tape exit in a feed direction of the tape, the type indicator portion indicating a type of the tape and including vertical information sections and an aperture formed in at least one of the vertical information sections, the vertical information sections being strip-shaped sections extending along a direction orthogonal to the feed direction.

Abstract: The bottom surface of a paper cassette that supports recording paper is configured of a first bottom surface and a second bottom surface. The second bottom surface is formed of a swing member having a fulcrum at the downstream side in the paper feeding direction and being capable of swinging about the fulcrum with the upstream side in the paper feeding direction serving as a free end, thereby providing a structure in which an angle formed by the second bottom surface and a separation slope increases when the second bottom surface is caused to sink downward by a swing of the swing member.

Abstract: A printing roll release and retainer mechanism to facilitate the insertion of a printing roller into a printing head of a thermal printer and to facilitate the locking thereof to the printing head and to facilitate the removal of the printing roller from the printing head wherein a holder is provided for receiving and permitting withdrawal of the printing roller and a pair of oppositely spaced members is provided for to hold the shaft roller.

Abstract: A thermal printer has a thermal head for performing printing on a continuously fed recording sheet. A platen roller is mounted to undergo rotation for feeding the recording sheet between the platen roller and the thermal head. A cutting member cuts the recording sheet after printing is performed thereon by the thermal head. A sheet presenter mechanism discharges the recording sheet cut by the cutting member to the exterior. The sheet presenter mechanism is mounted to undergo movement to vary a discharge direction of the recording sheet.

Abstract: A label tensioning board is provided for a label printer, including a body, at least one shaft, a resilient element, and at least one slide. The body forms a slot for rotatably accommodating the shaft. The resilient element is coupled to a proximal end of the shaft and the proximal end of the shaft is fixed to an enclosure of the label printer to allow for resilient rotation and returning of the body for adjustment of tension. The body forms at least one rail and a stop. The slide slidably engages the rail for sliding movement along the rail. The slide forms a positioning projection for setting a space between the slide and the stop that accommodate and guides the conveyance of a sheet of label paper. As such, a tensioning board featuring both adjustment of label tension and positioning of the label is provided.

Abstract: Provided is a device for the alignment of sheets in a printing machine, said device comprising two pairs of rollers for the alignment of the sheets in their advance direction, for the alignment transverse to their advance direction and with respect to skewing, whereby each pair of rollers consists of a driving roller and of a counter-pressure roller. One drive unit is provided for each of the two driving rollers, whereby each of the drive units consists of a motor and a drive shaft linked therewith, whereby the driving rollers are non-torsionally accommodated on respective drive shafts. The driving rollers can be slid in linear direction on their drive shaft, or the respective drive shafts, and thus the driving rollers accommodated thereon, can be linearly shifted with respect to their drive motors.

Abstract: An image scanner might capture an image corresponding to scan region 263 which might be somewhat larger than original 262. Image processing circuitry might then enlarge an image corresponding to scan region 263 (arrow 279), converting it into enlarged image 271. Within enlarged image 271, the image of original 262 might have been enlarged so as to become image 273, which might be somewhat larger than printing paper 274. This enlarged original image 273 which would be present within enlarged image 271 might then be printed by a printer. Four-sided borderless copying is possible.

Abstract: There is provided a method of winding up a transfer film and a device for performing transfer printing on printed sheets of paper, capable of eliminating the need to frequently replace the transfer film, thereby allowing the transfer film to be used over a prolonged time. According to the method of winding up a transfer film, the transfer film fed from a feed roll through a feed path is pressed onto a fed printed sheet to transfer patterns of the transfer film, and then the transfer film is wound up onto a windup roll through a windup path. During the rewind of the transfer film from the windup roll to the feed roll, a lateral position of the transfer film running along the feed path is detected, and the feed roll is moved in its axial direction to follow a lateral positional change of the transfer film.

Abstract: A label roll positioning device is provided for a barcode printer and includes at least one slide rail, at least one positioning rail, and at least one pair of roll retainers. The slide rail and the positioning rail are arranged in a parallel manner inside a housing of the barcode printer. The positioning rail forms teeth on a surface thereof. At least one of the roll retainers has a bottom forming a mounting portion that is slidably fit and mounted to the slide rail for being slidable along the slide rail. The roll retainers are spaced to receive a roll of label therebetween in a securely held manner. The roll retainer is provided therein at least one positioning plug having an end forming a locking section. The positioning plug can be downward driven to have the locking section downward projecting out of the roll retainer, and the positioning plug can be upward driven to have the locking section back into concealment inside the roll retainer.

Abstract: A barcode label retention device is provided for a barcode printer. The barcode label retention device includes s at least one pair of label roll retainers, at least one pair of resilient elements, and at least one pair of fixing plates. The label roll retainers are mounted inside a housing of a barcode printer and spaced from each other to receive and retain a label roll therebetween. The resilient elements are arranged inside each label roll retainer, and the fixing plates are arranged inside each label roll retainer. The fixing plate is connected to the resilient element to provide the fixing plate with resiliency for inward depressibility or outward biasing so that a front portion of the fixing plate projects inwards beyond the label roll retainer to abut against opposite ends of the label roll, whereby the label roll can be securely held by the two fixing plates engaging the opposite ends thereof and the path of a winding/unwinding operation can be stabilized.

Abstract: A tag label device includes a cartridge, a cartridge holder portion, and an antenna. The cartridge has a first roll around which a cover tape is wound and is detachably mounted in the cartridge holder portion. The cover tape has a plurality of RFID circuit elements To for transmitting and receiving information disposed thereon. Each of the RFID circuit elements To has an IC circuit part for storing information and an antenna connected to said IC circuit part. The antenna is disposed in the vicinity in a surface intersecting a tape surface of a path of the cover tape fed out from the first roll and transmits created RFID tag communicating information to the antenna by wireless communication and writes it to said IC circuit part. With this arrangement, the tag label device can arrange a tag medium as the cartridge without restricting the mounting/dismounting property of the cartridge and the layout of the cartridge holder portion.

Abstract: A roll paper printer having a roll paper compartment in which roll paper is mounted so that it is freely rotatable inside the roll paper compartment with the compartment designed to prevent the roll paper from meandering from a given path of travel along which the paper roll is unwound. The design of the compartment prevents the edges of the paper from catching on steps between pairs of roll paper guides connected to or forming the sides of the roll paper compartment. Movable roll paper positioning plates 31 and 32 are urged toward each other by a tension spring 37 in the roll paper compartment 9 of the printer 1 located near the top of one pair of roll paper guides 28 and 29. The movable roll paper positioning plates 31 and 32 have roll paper positioning surfaces 31a and 32a which can contact the outside circumference part of the ends 10b and 10c of the roll paper 10.

Abstract: A sheet storage cassette which contains a print sheet in roll form and is attached to a printing apparatus, comprises: a shaft which retaining the print sheet in roll form; and a support portion rotatably supporting the shaft, wherein an urging member protrudes from a maximum outer diameter of the shaft while the print sheet is not attached to the shaft, and urges the inner surface of a hollow portion of the print sheet while the print sheet is attached to the shaft, and a rib portion which continuously extends in a rotational direction and contacts a pickup guide, when the urging member rotates, the rib portion is provided to prevent the pickup guide from interfering with the urging member which rotates together with the shaft.

Abstract: An adjustable print media path system and method are disclosed. In one form, the print media path system incorporates a frame and a guide member that is moveably coupled to the frame between a cartridge position and an external media position. Inserting print media into the receptacle moves the guide member between the external media position and the cartridge position, thereby adjusting the print media path.

Abstract: An edge guide is described that is adapted to restrict lateral movement of a flexible web as the web advances past the guide, the web comprising top and bottom face surfaces and two lateral edge surfaces, the guide comprising (i) a multi-sided body, and (ii) a cavity in one side of the body, the cavity comprising (a) a curved support surface adapted to receive a first lateral edge and to support a portion of the bottom face surface of the web as the web moves laterally into the cavity of and advances past the guide, and (b) a hard stop above, and in one embodiment, continuous with the curved support surface, the stop adapted to engage the first lateral edge of the web and block any further lateral movement of the web over the curved support surface.

Abstract: A roll paper supply device has a roll paper compartment that stores roll paper with the axis of rotation transverse so that the roll paper can roll thereinside; supply rollers that feed the roll paper from the roll paper compartment in a sheet; a roll paper cover that opens and closes the roll paper compartment; and a side pressure plate that contacts one side of the roll paper when the access cover is closed, and displaces away from the side of the roll paper when the access cover opens.