Abstract: A printer includes a frame that includes a frame back part, an arm that includes a rotation shaft and is supported by the frame to rotate around the rotation shaft relative to the frame, a platen roller that is rotatably supported by the frame or the arm, a print head that is disposed between the frame back part and the platen roller and performs printing on a recording sheet placed between the platen roller and the print head, and a first bias spring that is disposed between the frame back part and the print head and biases the print head toward the platen roller relative to the frame back part.

Abstract: A printer includes a lid part, a body part, a control part provided in the body part, a mark detecting part provided on the lid part and configured to output a mark detection signal in response to detecting a mark added to paper, a transmission part configured to transmit the mark detection signal from the mark detecting part to the control part and having a slack part configured to extend and contract, and a housing part configured to house the slack part of the transmission part and to extend and contract in directions in which the slack part is configured to extend and contract. The slack part is housed in the housing part, and a length of the slack part is greater than or equal to a length of the housing part.

Abstract: A printer apparatus includes a printing part including a platen roller and a print head for printing objects onto a recording sheet, and a feeding part for feeding the recording sheet to the printing part. The feeding part includes a first feed port and a second feed port for feeding the recording sheet, a first roller for conveying a first recording sheet fed through the first feed port, a second roller for conveying a second recording sheet fed through the second feed port, a delivery port for feeding the recording sheet conveyed by the first roller and the second roller, a tension member having elasticity, a third roller rotatably connected to the tension member and being pressed toward the first roller by the tension member, and a fourth roller rotatably connected to the tension member and being pressed toward the second roller by the tension member.

Abstract: A touch screen displays a plurality of images corresponding to a plurality of colors represented by color information stored in a color information storage unit. A selection part indicating whether the image is in a selected state or an unselected state is associated with each image displayed on the touch screen. An intermediate color calculating unit calculates color information representing an intermediate color of two colors indicated by images respectively corresponding to two selection parts in the selected state. An intermediate color adding unit displays on the touch screen an image corresponding to the intermediate color, based on color information of the intermediate color calculated by the intermediate color calculating unit, and a selection part corresponding to the image. An output unit outputs the color information of the intermediate color corresponding to the selection part if the selection part corresponding to the intermediate color is selected.

Abstract: A cutting apparatus includes a fixed blade module including a fixed blade, a movable blade module including a movable blade that moves when the movable blade module is driven, and a drive module configured to drive the movable blade module. The fixed blade and the movable blade are configured to cut a recording medium. The fixed blade module, the movable blade module, and the drive module are detachably connected.

Abstract: A stir-transport member is formed on a circumferential surface of a rotation shaft with a first spiral blade, and a second spiral blade formed to overlap the region of the first spiral blade and is opposite the first spiral blade in phase and having a smaller radial-direction height than the first spiral blade. Sections of the spiral blades along the cross longitudinal direction thereof have trapezoidal shapes. The first spiral blade have a plurality of first swell portions, a part of each corresponding to a bottom of the trapezoidal shape and is more swollen than the other portions. The second spiral blade have a plurality of second swell portions, a part of each corresponding to the bottom of the trapezoidal shape and is more swollen than the other portions. The first spiral blade cross the second spiral blade at least at one of the first swell portions per turn.

Abstract: A printer includes a print head that prints information on a recording medium, a fixed blade, a sliding mechanism that is slidable relative to the fixed blade, a movable blade that moves according to the sliding movement of the sliding mechanism, and a cutter driving part that causes the sliding mechanism to slide to move the movable blade.

Abstract: Provided is a developing device including: a developing container partitioned into a stirring-transport chamber, a supplying-transport chamber, and a collecting-transport chamber that are arranged substantially in parallel with one another, for storing a two-component developer; a developer carrying member for carrying the developer on a surface thereof; a supplying-transport member located within the supplying-transport chamber; a stirring-transport member located within the stirring-transport chamber; a collecting-transport member located within the collecting-transport chamber, for stirring and transporting the developer in the same direction as the supplying-transport member and at the different speed from the supplying-transport member; a first developer passage for passing the developer from the stirring-transport chamber to the supplying-transport chamber; a second developer passage for passing the developer from the supplying-transport chamber to the stirring-transport chamber; and a communication por

Abstract: A printer includes a printer main body, a lid part including a lid main body, a block unit, and a first rotation shaft providing a connection between the lid main body and the block unit, the block unit being rotatable around the axis of the first rotation shaft, a print head attached to one of the printer main body and the block unit, a platen roller attached to the other one thereof, and a second rotation shaft situated on one of two opposite side faces of the printer main body and the lid part, the second rotation shaft providing a connection between the printer main body and the lid part, and lid part being rotatable around the axis of the second rotation shaft, wherein the first rotation shaft is parallel to a longitudinal direction of the print head, and the second rotation shaft is perpendicular to the first rotation shaft.

Abstract: A label printer for performing printing on a label temporarily adhered to a pasteboard of a sheet roll includes a main body on which a platen roller and a peeling bar are mounted, an installing part configured to have the sheet roll installed therein, an installing cover configured to close when the sheet roll is installed in the installing part, and a printing head and a peeling roller mounted to the installing cover. The peeling roller is configured to move along a groove formed in the installing cover and contact the platen roller when the installing cover is closed. The peeling bar is configured to peel the label from the pasteboard by bending the pasteboard after the pasteboard is wrapped around the peeling bar and is conveyed between the peeling roller and the platen roller.

Abstract: A developer includes a developer carrying body that carries a two-component developer having a magnetic toner and a carrier. A toner carrying body opposes the developer carrying body and receives toner from the developer carrying body. An image carrying body develops an electrostatic latent image by toner carried on the toner carrying body. A first magnetic member is inside the developer carrying body and opposes a surface of the toner carrying body. A second magnetic member is inside the toner carrying body and opposes the surface of the developer carrying body. The second magnetic member is magnetized to an opposite polarity to the first magnetic member and generates a magnetic force at least on the surface of the toner carrying body in a range of 25 mT to 40 mT in a direction perpendicular to the surface of the toner carrying body.

Abstract: A platen roller fixing structure includes a platen roller; a spring; a spring supporting part supporting the spring; a print head; a platen roller receiving part configured to receive the platen roller; and a spring receiving part configured to receive the spring. The platen roller, the spring, and the spring supporting part are provided on one of a body part and a movable part of a printer. The movable part is rotatably connected to the body part. The print head, the platen roller receiving part, and the spring receiving part are provided on the other one of the body part and the movable part. When the movable part is closed relative to the body part, the spring receiving part comes into contact with the spring to cause the spring to press the platen roller against the platen roller receiving part.

Abstract: A printer includes a printer main body, a lid part including a lid main body, a block unit, and a first rotation shaft providing a connection between the lid main body and the block unit, the block unit being rotatable around the axis of the first rotation shaft, a print head attached to one of the printer main body and the block unit, a platen roller attached to the other one thereof, and a second rotation shaft situated on one of two opposite side faces of the printer main body and the lid part, the second rotation shaft providing a connection between the printer main body and the lid part, and lid part being rotatable around the axis of the second rotation shaft, wherein the first rotation shaft is parallel to a longitudinal direction of the print head, and the second rotation shaft is perpendicular to the first rotation shaft.

Abstract: A printer includes a fixed blade block and a movable blade block. The fixed blade block includes an installing member including a rotation shaft, a fixed blade installed in the installing member, a retaining member, and a spring attached to the installing member in a rotatable state with respect to the rotation shaft. The spring includes a first contact part that contacts with the fixed blade and a second contact part that contacts with the retaining member. The movable blade block includes a movable blade that is movable toward the fixed blade. When the fixed blade block and the movable blade block are connected, the retaining member presses the second contact part, causing the spring to rotate and push the fixed blade toward the movable blade.

Abstract: In an image forming apparatus, a developer containing case containing a developer includes a first storage storing developer information indicating a composition of the developer. A developing part receives the developer from the developer containing case. An acquiring part acquires the developer information in the first storage, when the developer containing case is installed to an installed part. A decision part decides whether or not a composition of the developer in existing developer information in a second storage is different from another composition of the developer in newly acquired developer information. An electric charge amount measuring part measures an electric charge amount of the developer in the developing part. A developer replacement controlling part controls discharge and replenishment of the developer in the developing part on the basis of the measured electric charge amount, when the decision part decides that both the compositions are different.

Abstract: A thermal printer includes a platen roller, a thermal head, a frame including the thermal head and a side plate, the side plate including a platen roller receiving part configured to detachably support a bearing of the platen roller. The platen roller receiving part includes an open mouth for inserting and pulling out the bearing of the platen roller in a direction perpendicular to an axial direction of the platen roller, and the open mouth includes a protrusion formed on a downstream side in a rotation direction of the platen roller.

Abstract: A developing apparatus according to the present disclosure is partitioned into a plurality of convey chambers which include a first convey chamber and a second convey chamber which are disposed substantially in parallel with each other, the second convey chamber has a U shape in section, a sensor disposition portion, where a toner concentration sensor is disposed on a bottom surface, is formed in an upstream with respect to a restriction portion in a developer convey direction, across a predetermined width in the developer convey direction including a detection surface of the toner concentration sensor, a distance between curved surface portions on both sides of a U-shaped inner wall surface and the second stir member is wider than another portion of the second stir chamber.

Abstract: A mobile device is disclosed. A battery housing cover mechanism (80) of the mobile device comprises a cover member (81), a pivot shaft module (90) having a pivot shaft (92), and a pivot shaft module support mechanism (I00). The module (90) is movably supported by the module support mechanism (I00). The pivot shaft (92) is located in the recessed section (107). When the cover member (81) is opened excessively beyond the normal open position, the module (90) is moved to pull the pivot shaft (92) out of a recessed section (107). Therefore, the pivot shaft (92) is prevented from receiving an excessive force.

Abstract: A printer apparatus includes a print unit that prints an object on recording paper, a platen roller that conveys the recording paper, a cutter that cuts the recording paper, a mainframe that accommodates the print unit and the cutter, a cover that is attached to the mainframe and is configured to open and close with respect to the mainframe, the cover having the platen roller arranged thereon. The cover includes a lock member having a lock pin, and when the cover is closed, the lock pin of the lock member is moved towards the platen roller and is inserted into a lock pin fixing part that is arranged at the mainframe.

Abstract: A printing apparatus having shorter length in the longitudinal direction and a dust-protecting feature is disclosed. The printer includes a main frame, a subframe assembly, first and second pulse motors each have a reduction gear drive mechanism, a thermal head, a platen roller, a rotary blade, and a stationary blade. The first motor for driving the platen roller and the second motor for driving the rotary blade are disposed between two side plates provided one on each end of the main frame. The reduction gear drive mechanisms are substantially sealed and disposed inside the corresponding side plates. Two pulleys and a timing belt are provided outside each of the side plates.