Abstract: A tape cassette includes a cassette case, a tape roll housed in the cassette case, an arm portion that guides a tape, and a long hole extending in a left-right direction of the cassette case and formed straddling a center position of the cassette case in the left-right direction, wherein a first distance (a length of the long hole in the left-right direction) is larger than a second distance (a length from an end portion of the tape cassette in an opposite direction to a feed direction of the tape fed in the arm portion, to an end portion of the long hole in the opposite direction), and a center of gravity of the tape cassette is located in a specific area whose both end positions in the left-right direction are the same as those of the long hole, and which extends in a front-rear direction.

Abstract: A tape cassette includes a cassette case, a tape roll housed in the cassette case, an arm portion that guides a tape, and a long hole extending in a left-right direction of the cassette case and formed straddling a center position of the cassette case in the left-right direction, wherein a first distance (a length of the long hole in the left-right direction) is larger than a second distance (a length from an end portion of the tape cassette in an opposite direction to a feed direction of the tape fed in the arm portion, to an end portion of the long hole in the opposite direction), and a center of gravity of the tape cassette is located in a specific area whose both end positions in the left-right direction are the same as those of the long hole, and which extends in a front-rear direction.

Abstract: A printer includes a printing part, a cutter part, and a presenter part. The printing part performs printing on a recording medium. The cutter part cuts the recording medium subjected to the printing. The cutter part is attached to the printing part so as to be rotatable about a rotation shaft. The presenter part conveys the recording medium subjected to the printing in the printing part through the cutter part. The presenter part moves together with the cutter part in the case of rotating the cutter part about the rotation shaft.

Abstract: A direct thermal printer including a latch assembly, a media storage assembly, a media centering assembly, a print assembly, and a temperature sensing member. The latch assembly includes a single latch lever in mechanical communication with latch tabs disposed in the cover of the printer that are received by openings in the base of the printer to engage and disengage the cover from the base. The media storage assembly includes media guides with removable tabs having more than one available position to provide storage of different size media. The media centering assembly includes pulley assemblies that bias the media guides towards each other to secure media between the media guides. The print assembly includes a platen disposed in the base of the printer having cams on each end that are rotatable and positioned to adjust printing characteristic of a printhead disposed in the cover.

Abstract: This disclosure discloses a printer comprising a roll storage part, a feeder, a printing head, a pair of guide members, a guide driving mechanism, a cover, a pressing roller, and a recessed part. The printing head is configured to perform desired printing on the print-receiving tape fed by a feeder. The pair of guide members are configured to determine a width-direction position of the print-receiving tape while sandwiching the stored roll. The guide driving mechanism is configured to make the pair of guide members move close to and away from each other by advancing and retreating in tandem in a width direction of the roll. The pressing roller is configured to contact the print-receiving tape near a feed-out position. The recessed part is configured to house at least a part of the pressing roller, provided to each position of the pair of guide members.

Abstract: A platen support mechanism of a printer moves a platen unit of the printer. When moving the platen unit from a closed position to an open position, the platen support mechanism of the printer first moves the platen unit along a straight first path, and then moves the platen unit along a curved second path. A posture of the platen unit is held constant during this time by a six joint linkage mechanism.

Abstract: A tape cartridge 11 includes a platen roller 15, when the tape cartridge 11 is mounted on a tape printer 1, a print head 22 of the tape printer 1 contacting the platen roller 15 with a print tape T and an ink ribbon R arranged therebetween such that the print head 22 can be separated from the platen roller 15; a cartridge case 16 that houses the print tape T, the ink ribbon R, and the platen roller 15; and an insertion opening 17 formed in the cartridge case 16, the print head 22 being inserted into the insertion opening 17. A contact portion 10 of the platen roller 15 that is brought into contact with the print head 22 protrudes relative to a head receiver 72 of the insertion opening 17 to which the print head 22 is exposed.

Abstract: There is provided a roll paper storage cassette and a recording apparatus which do not need a roll paper storage cassette according to the size of roll papers, and prevent a roll paper, a roll-paper shaft, and a roll paper storage cassette from being erroneously loaded. A roll paper storage cassette for housing a roll paper wound around the core portion of a roll paper shaft includes a pair of openable and closable cases, an attachment which can be attached and detached to and from the inside of both ends of the case according to the size of the roll paper, and a regulation member configured to prevent the roll paper shaft of a specific type from entering and allow the roll paper shaft of another specific type to enter in a state where the attachment is detached and configured to be moved from a position where the roll paper shaft of the specific type is prevented from entering in a state where the attachment is attached.

Abstract: A tape cartridge 2 includes a tape core 21b rotatably supported in a cartridge case 25 and houses a print tape 21a wound around the tape core 21b such that the print tape 21a can be unwound. The tape core 21b includes a core body 26 with the print tape 21a wound around an outer peripheral surface of the core body 26, a disk-like rib 27 provided at a middle portion in an axial direction of an inner peripheral surface of the core body 26, and a shaft hole 28 formed at an axis center of the rib 27. The cartridge case 25 includes a shaft support 41 that is inserted into the shaft hole 28 and rotatably supports the tape core 21b, and a rotation guide 42 that slides on the inner peripheral surface of the core body 26.

Abstract: The disclosure discloses a tape printer that includes a cartridge holder, a cartridge sensor, a feeding device, a printing device, a communication device, and a controller. The controller is configured to detect attribute information of a tape cartridge, identify a model of the mounted tape cartridge, and acquire corresponding current model information, acquire latest model information of the tape cartridge, from an information providing device related to the tape cartridge, generate purchase support information based on the acquired current model information and the acquired latest model information, when the tape cartridge of a model indicated by the current model information or the latest model information is newly purchased, and control the printing device so that the generated purchase support information is formed into print on a print-receiving tape.

Abstract: A label printer comprising a cassette-receiving bay, the cassette-receiving bay having a base, a top opening opposite the base, and a locking mechanism extending from said base, the locking mechanism having a locking part, the locking part being movable in a first direction and biased in a second direction opposite to the first direction, the locking part having one or more projections such that a force thereon directed towards the base causes the locking part to move in the first direction and wherein said locking part is biased to move in the second direction when the force is removed.

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 printer, particularly for thermal paper is provided. Such printer includes those having a support structure which is fixed in use, and in which there is formed a receptacle for receiving a roll of paper tape which is unwound in use by rotation about an axis, a cover which is hinged to the structure about an axis which is substantially parallel to the unwinding axis of the roll, and which can be oscillated between a closed position and an open position in which it covers and uncovers the receptacle, respectively, a printing device carried by the support structure, and a transport roller for the paper tape unwound from the roll, interacting with the printing device; the roller being carried by the cover in such a way that it can be coupled to or uncoupled from the printing device as a result of the closing or opening of the cover.

Abstract: In accordance with one example embodiment of a configurable printer for different paper sizes and types in accordance with the present invention, the configurable printer may comprise a print mechanism, a controller for controlling the print mechanism, a paper bucket for receiving a first sized paper roll to be printed, a divider for a paper bucket for reducing a width of the paper bucket to accept a second sized paper roll which is smaller than the first sized paper roll, and a bucket sensor adapted to sense at least one of insertion of the divider into the paper bucket and removal of the divider from the paper bucket and to provide a paper size signal to the controller. The controller controls the print mechanism in response to the paper size signal from the bucket sensor.

Abstract: A label printer cassette is provided. Said label printer cassette comprises at least one supply of printing medium and a housing. The housing comprises a first surface, a second surface, said second surface being opposite said first surface, and at least one side extending between said first and second surfaces, one side having a switch operating arrangement having a ramped surface which is configured, in use to operate a switch of a label printer.

Abstract: A ticket printer includes a housing having a frame and a front panel concurrently formed as a single unit. A printer unit is positioned in the housing and includes a print body and swing assembly having a print roller head. The swing assembly can be selectively rotated away from the print body for maintenance and cleaning. A paper guide, located at an outlet side of the printer unit, is positioned within the housing. Paper is routed between the print roller head and the print body of the printer unit. The paper guide directs the paper along a paper pathway and out of a ticket outlet in the front panel. The paper guide may be transparent to visualize jammed paper in the paper pathway. Paper directing ramps formed in the swing assembly and the paper guide direct the paper into the paper pathway and downwardly to the ticket outlet.

Abstract: A load applying unit includes a motor and a rotation transmission mechanism. A unit for causing the motor to be in a state where the motor creates a counter-electromotive force when rotational force from the roll body is received by applying a voltage less than a minimum driving voltage to the motor and a unit for changing a conveyance speed with which the conveyance unit conveys the print medium are included. While the print medium is pulled out from the roll body and the print medium is set in a state where image forming can be started, the motor is caused to be in the state where the motor can create the counter-electromotive force, and the conveyance unit performs a conveyance operation by changing the conveyance speed of the print medium in accordance with a detection result of the detecting unit.

Abstract: There is provided a roll tape including a core main body portion having a double cylinder construction made up of an outer core portion and an inner core portion, a pair of shaft portions each having an insertion portion which can be fittingly inserted in the inner core portion, an outer shaft which can be fittingly inserted in the outer core portion and a bearing shaft that is thinner than and concentric with the outer shaft and which extends longer in one direction than the outer shaft and a printing tape which is wound around a tape core which has the pair of shaft portions disposed individually on both sides of the core main body portion.

Abstract: A medium feeder includes a first rotation body; a second rotation body which engages with the first rotation body while overlapping with the first rotation body, and disengages from the first rotation body in response to the presence of the feed target medium nipped between the first and second rotation bodies; a rotation body support member which supports the second rotation body, and is configured to be movable between an advancing position where the second rotation body engages with the first rotation body and a retreating position where the second rotation body disengages from the first rotation body; and a detection unit which detects migration of the rotation body support member to the retreating position.

Abstract: A tape cassette includes an ink ribbon having an ink layer formed thereon and a film tape having a transparent film with an adhesive layer formed on one side thereof. In the tape cassette, the adhesive layer and an ink layer contact at a printing position and the adhesive layer is heated by a thermal head, thereby exhibiting adhesiveness. Then, the ink layer and the adhesive layer are adhered and characters are printed on the film tape. In a tape printing apparatus, a cutter unit is arranged close to the downstream side from the thermal head in the conveying direction. Accordingly, the film tape is cut immediately after printing. The adhesive layer side of the film tape is adhered to an auxiliary sheet medium at the position of a feed roller. The film tape is cut by the second cutter arranged downstream of the feed roller in the conveying direction.

Abstract: The disclosure discloses an adhesive tape cutting apparatus. The apparatus includes a feeding roller configured to feed an adhesive tape, a guide plate configured to contact and guide a surface of the other side end of the adhesive tape, a movable blade configured to advance from the adhesive layer and cut the adhesive tape, disposed below the guide plate so that a blade edge of the movable plate vertically faces the guide plate, a travel mechanism for causing the movable blade to travel along the tape width direction along the guide plate, and a movable blade support device configured to support the movable blade with respect to the travel mechanism in the manner that the movable blade slopes so that the blade edge presses the adhesive tape to the guide plate in the travel direction along the tape width.

Abstract: A printer having improved operational features. The printer includes an articulating print frame assembly coupled to a top cover that is adapted to rotate out of the top cover to an open position and to rotate into the top cover to a closed position. When the print frame is in an open position, the top cover is prevented from rotating toward the bottom housing to a closed position. The printer may include at least one media support member with a media adjustment channel disposed therein, a media adjustment member slidingly disposed through each of the media adjustment channels, and a resilient member configured to apply friction between each of the media adjustment members and the corresponding media support member.

Abstract: A dual-direction positioning device includes a main body, a first clamping structure, a second clamping structure, a first swing arm, a second swing arm, a coupling unit, and a first elastic element. The main body has a guiding trench portion. The first clamping structure and the second clamping structure are to and fro movably assembled to the guiding trench portion. The first swing arm is rotatably assembled on the first clamping structure and has a first engaging portion. The second swing arm is rotatably assembled on the second clamping structure and has a second engaging portion. The first engaging portion and the second engaging portion are rotatably assembled on the coupling unit and engaged with each other. The first elastic element has a first fixed end located between the first clamping structure and the second clamping structure and a first connecting end located on the first clamping structure.

Abstract: Media rolls, support structures for the media rolls, and media processing systems are provided. A media roll may include an identification transponder having retrievable information regarding the media units and associated media unit transponders wound around a core of the media roll. A support structure may include a spindle for supporting a media roll and include an identification coupler for communicating with the identification transponder. In addition to the spindle having the identification coupler, the media processing systems may include a second coupler for encoding the media unit transponders and a printhead for printing indicia onto the media units. The information retrieved from the identification transponder may be used to adjust one or more encoding and/or printing settings of the systems.

Abstract: In one embodiment, data is discerned, the data indicative of a first quantity of unused media contained within a roll. Prior to a plot being printed on the roll, a second quantity of unused media expected to be in the roll after the plot is printed is discerned using the data. Printing of a machine-readable marking on the roll, along with the plot, is caused, the marking being indicative of the second quantity.

Abstract: A cassette is provided which includes a supply of label material and a brake. The brake has a first position and a second position. In the first position, the supply is clamped by the brake. In the second position, the supply is removable from the cassette.

Abstract: A cassette comprising at least one portion for engaging with a cooperating locking element of a tape printer when said cassette is correctly located in said printer, said portion comprising an elongate conductive bar extending along said cassette in a direction perpendicular to a rotational axis of a supply roll housed in said cassette.

Abstract: A label printing apparatus, comprising a cassette-receiving bay adapted to receive a cassette, said cassette-receiving bay having a base, an opening opposite the base, and side walls extending between the base and the opening; a cassette locking mechanism comprising at least one locking element having a locking position for engagement with a cassette inserted into said cassette-receiving bay; and cassette detection means operable to determine whether said at least one locking element is engaged with a cassette inserted into the cassette-receiving bay.

Abstract: This disclosure discloses a printer comprising a roll storage part, a feeder, a printing head, a pair of guide members, a guide driving mechanism, a cover, a pressing roller, and a recessed part. The printing head is configured to perform desired printing on the print-receiving tape fed by a feeder. The pair of guide members are configured to determine a width-direction position of the print-receiving tape while sandwiching the stored roll. The guide driving mechanism is configured to make the pair of guide members move close to and away from each other by advancing and retreating in tandem in a width direction of the roll. The pressing roller is configured to contact the print-receiving tape near a feed-out position. The recessed part is configured to house at least a part of the pressing roller, provided to each position of the pair of guide members.

Abstract: An image forming apparatus including an image forming unit to form an image on a sheet, disposed in an upper portion of the image forming apparatus; 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, an upper edge of the opening for the upper sheet roll supporter having a sloped portion tilting downward from the front surface to the back of the image forming apparatus.

Abstract: An image recording device includes: a conveyor unit for conveying a recording medium; a drum for rotating under force of friction against the recording medium being conveyed by the conveyor unit, the recording medium being wound around the drum; and a recording unit for recording an image onto a portion, wound around the drum, of the recording medium being conveyed by the conveyor unit; the conveyor unit starting the conveyance of the recording medium in a state where a first tension has been applied to the recording medium, but executing a switching operation for switching the tension applied to the recording medium after the conveyance of the recording medium has been started, to a second tension that is lower than the first tension.

Abstract: A sheet-supply device internally defining a supply route through which to supply a sheet. The sheet-supply device includes a supply member to supply the sheet from a rolled long sheet, a guide member to guide the sheet to the supply member, provided upstream in a direction in which the sheet is moved to the supply member and, movable between a guide position at which the sheet is guided to the supply member and an escape position at which the guide member is away from the supply route of the sheet.

Abstract: In order to provide a substrate cartridge, a substrate processing apparatus, a substrate processing system, a control apparatus, and a method of manufacturing a display element capable of preventing foreign objects from being attached to the substrate, there is provided a substrate cartridge including: a cartridge mainframe that has an opening which a substrate is carried in/out and accommodates the substrate through the opening; a mount portion that is provided in the cartridge mainframe and is detachably connected to an external connecting portion; and a blocking unit that blocks the opening depending on a connection state between the mount portion and an external connecting portion.

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: An architecture is presented that provides a dual port printer device for printing food safety labels. The dual port printer accommodates multiple widths of supply rolls and comprises two ports for the printed labels to exit from and a touch panel screen. Specifically, the touch panel screen is positioned in the center of a pivoting front door, with the printed labels exiting lower on the door, below the touch panel screen. Further, the dual port printer device comprises removable supply flanges which easily accommodate any width of supply roll within its minimum and maximum width limits, and an adjustable loading chute which would direct the supply web from the supply roll to the printing module for printing of the labels.

Abstract: A tape cassette for use with a label printer having a plurality of tape type detecting switches that includes a housing having a front wall, a tape feed exit on the front wall, a top surface, and a bottom surface, a tape included at least partially in the housing and configured to be fed along a tape feed path extending to the tape feed exit, a recess on the front wall extending from the bottom surface towards the top surface, and an aperture on the front wall. The aperture is positioned downstream, in a tape feed path direction, of the recess, and is configured to receive one of the tape type detecting switches. The tape feed path direction is a direction in which the tape is configured to be fed along a portion of the tape feed path proximate to the front wall.

Abstract: An image forming apparatus includes: a storage unit that stores an identifier and a remaining sheet length of a roll sheet after an image formation has been finished; a specifying unit that specifies sheet lengths of pages where images are to be formed based on an image forming instruction, and a number of the pages; a computing unit that calculates a sheet length required for an image formation in accordance with the image forming instruction based on the specified sheet lengths and the specified number of the pages; and a selection unit that selects a roll sheet for the image formation in accordance with the image forming instruction based on the calculated sheet length and the stored remaining sheet length.

Abstract: A tape printer includes a tape cassette, a cassette housing portion, a feeding device, a printing device, a table storage device, detecting switches, and a tape type identifying device. The tape cassette includes a housing, a tape mounted within the housing, a tape guide, and an indicator of the tape type formed in the front wall of the housing and includes at least one aperture. The detecting switches protrude toward the front wall of the housing, and a part of the detecting switches that opposes a surface portion other than the at least one aperture in the indicator is pressed to thereby detect information indicating a pressing or non-pressing state of each of the detecting switches as identification information. The tape type identifying device identifies, with reference to a tape type table, the tape type associated with the detected identification as the tape type of the tape.

Abstract: A label data processing apparatus including: a label data storage unit configured to store one or more label data for printing a label; and a display unit configured to switch and display, per label, an editing screen including at least a portion of text data included in each label data, as a selection candidate for the label data.

Abstract: A roll paper supply mechanism reliably prevents roll paper from rising from a desired position. The roll paper supply mechanism 3 of a roll paper printer 1 has an urging member 41 that urges the round end surface of the roll paper 2 to the roll paper guide 33 defining one side of the roll paper storage unit 31. The urging surface 41a of the urging member 41 is inclined to the inside in the pulling direction A of the recording paper 2a that is pulled from the roll paper 2. When seen from the side of the width of the roll paper storage unit 31, the urging surface 41a is disposed between a vertical line V through the center of gravity G of the roll paper and the recording paper pulling position D, and urges an outside edge part 2d of the roll paper 2 at a position above the recording paper pulling position D.

Abstract: A conveyance mechanism by which a recording medium can be conveyed intermittently; a recording mechanism for recording by reciprocatingly scanning a recording head in a direction that intersects with a direction of conveyance of the recording medium by the conveyance mechanism; a turret to which a plurality of take-up spindles for taking up the recording medium are provided; rotational mechanisms of the take-up spindles; a rotational mechanism of the turret; and a control unit for controlling the rotational mechanisms of the take-up spindles and the rotational mechanism of the turret so as to cause the take-up spindles and/or the turret to be rotated intermittently so as to correspond to the intermittent conveyance by the conveyance mechanism.

Abstract: This disclosure discloses a printer comprises a roll storage part, a platen roller, a printing head, a separation plate, a first discharging exit, a pinch roller, a second discharging exit, and a first rib member. The platen roller contacts and feeds a print-receiving tape. The printing head is provided above the platen roller. The separation plate is provided on the other side than the platen roller and loops back a separation material layer toward a downward side and peel the print-receiving layer and the adhesive layer from the separation material layer. The first rib member is provided to a first section of a feeding path of the print-receiving tape and contacts the print-receiving tape from above, the first section being between a sandwiching position by the platen roller and the printing head and a support position of an end part of the separation plate.

Abstract: This disclosure discloses a printer comprising a roll storage part, a feeder, a printing head, a plurality of support rollers, and at least one guide member. The roll storage part rotatably stores a roll that winds a print-receiving tape around a predetermined axis. The feeder pulls out and feeds the print-receiving tape. The printing head performs desired printing on the print-receiving tape. The plurality of support rollers contact an outer peripheral surface of the roll and rotatably support the roll. The at least one guide member is provided to the roll storage part in an advanceable and retreatable manner and guides the print-receiving tape by contacting an end surface of the roll. The guide member comprises a plurality of through-holes configured to guide advancing and retreating of the guide member. Plurality of support rollers are respectively inserted along the width direction thorough the through-holes.

Abstract: A media cartridge is disclosed for insertion into a cartridge receptacle of a printer. The media cartridge includes a cartridge housing having one or more shifting ribs on the cartridge housing. At a position of initial insertion of the media cartridge into the cartridge receptacle, the shifting ribs are configured to center a length of media and an ink ribbon of the media cartridge between a print head and a platen roller in the cartridge receptacle. As the insertion of the media cartridge into the cartridge receptacle continues, the shifting ribs shift the length of media and the ink ribbon toward one of the print head and the platen roller.

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: The roll paper loading mechanism of a roll paper printer has a left side panel rendered in unison with a roll paper holder. The roll paper holder pivots to the front of the printer in conjunction with the operation opening an access cover. When the access cover is opened completely, the left side panel protrudes through an opening formed in the printer case to the front of the printer. A right side panel disposed to hold the roll paper between it and the left side panel is stationary inside the printer case. A roll paper guide tab that projects to the front of the printer and extends away from the left side panel is formed on the front end of the right side panel.

Abstract: This disclosure discloses a tape cassette comprises a tape roll, a guide shaft, and a housing. In the tape roll, a tape is wound around an outer periphery of a winding member. The tape includes a base layer and a hot melt adhesive layer. The hot melt adhesive layer is provided on one side from the base layer. The hot melt adhesive layer is formed of a hot melt adhesive configured to melt at a temperature of a predetermined melting point or more so as to exert adhesiveness. The hot melt adhesive layer is applied so that a surface of the hot melt adhesive layer on the one side becomes smooth. The guide shaft is for guiding the tape fed out of the tape roll. The housing accommodates the tape roll and the guide shaft therein.

Abstract: A recording medium conveyance apparatus includes a feeding unit for accommodating a roll pipe and feeding a recording medium, a conveyance unit for conveying the recording medium fed by the feeding unit, and a determination unit for determining an accommodation state of the recording medium accommodated in the feeding unit. The feeding unit includes a driving unit for rotating the roll pipe and a detection unit for detecting a rotational operation of the roll pipe. The conveyance unit, using at least two rollers, conveys or fixes the recording medium by nipping it with the rollers. The determination unit, based on the rotational operation of the roll pipe detected by the detection unit when the recording medium is fixed by the rollers, determines whether the recording medium is fixed to the roll pipe or not.

Abstract: A printer has a roll paper compartment that stores roll paper so that it can roll on a horizontal axis of rotation, a roll paper cover that pivots to open and close the roll paper compartment, and a tension roller that is displaced when the roll paper cover pivots open and closed. The roll paper compartment is supported to pivot in the direction in which the roll paper cover rotates when the roll paper cover pivots open or closed. The tension roller is disposed to a position where it urges the roll paper opposite the direction in which the roll paper compartment moves circularly when the roll paper cover pivots in the opening direction.

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.