Abstract: A printer includes a printing part that performs printing on recording paper, a cutter that cuts the recording paper, a first roller provided on the side to which the recording paper is discharged from the cutter, a second roller, a third roller, a fourth roller, and a fifth roller that are in contact with the first roller and are rotated by the rotation of the first roller, and a connecting arm that connects the center of the first roller and the center of the second roller, wherein the recording paper is discharged between the first roller and the fourth roller or between the first roller and the fifth roller.

Abstract: A printer apparatus includes a printer body including an opening part that has a protruding part, a support part including a rotary shaft and rotatably attached to the printer body to rotate about the rotary shaft, a platen unit provided in the support part, and a shaft bearing including a projecting part and rotatably supports the platen roller. The opening part receives the shaft bearing. In a state where the platen unit is installed in the printer body, the projecting part and the protruding part contact each other. In a case of removing the platen unit from the printer body, the shaft bearing and the support part rotate in a same direction.

Abstract: A printer includes a printing part configured to perform printing on rolled recording paper, a presenter unit configured to convey the recording paper for up to a predetermined length, and a cutter part configured to cut the recording paper subjected to the printing and conveyed for up to the predetermined length, wherein the presenter unit is removably attached to a printer body part including the printing part and the presenter unit.

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 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 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: 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 disclosed printer apparatus includes a printing part which prints on a recording paper, a cutter part which cuts the recording paper having the print, and a conveying part which conveys the recording paper having the print through the cutter part, wherein the conveying part includes a flapper which can be opened or closed, and when the recording paper having the print is slackened while the recording paper having the print is conveyed by the conveying part, the flapper opens, and the recording paper having the print moves outside an opening portion formed by opening the flapper and slacks.

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 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: A printer includes an arm part connected to a printer body part and a paper roll support shaft part having a first end connected to the arm part and a second end to be inserted into a hollow core of a paper roll. The paper roll support shaft includes a first support shaft and a second support shaft. The paper roll support shaft is configured to come into contact with the interior of the core at a first contact point on the first support shaft and a second contact point on the second support shaft.

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.

Abstract: A printing apparatus configured to carry out printing on paper with a printing head, while holding the paper between the printing head and a platen roller, includes: a paper guide block guiding the paper in between the printing head and the platen roller, and holding the platen roller; and a force applying member applying a force to any one of the paper guide block and the printing head in such a manner as to press the any one of the paper guide block and the printing head.

Abstract: A printer module for use in a printer apparatus having a rotationally openable lid includes a fixed blade module having a fixed blade, a movable blade module having a movable blade and configured to be joined to the fixed blade module such that the movable blade and the fixed blade face each other, and a positioning unit configured to position the movable blade module relative to the fixed blade module such that an angle between the movable blade and the fixed blade becomes optimum upon joining the movable blade module to the fixed blade module, wherein the movable blade module is configured to be movable relative to the rotationally openable lid upon being mounted on the rotationally openable lid of the printer apparatus.

Abstract: A disclosed device printer apparatus includes a recording sheet conveying block holding a recording sheet and including a light emitting element, and a first light receiving element; a head block printing characters, graphics or the like on the recording sheet including a second light receiving element positioned to face the light emitting element so as to directly receive the light; and a control circuit connected to the light emitting element, the first light receiving element, and the second light receiving element, wherein the control circuit determines, when the light is detected by the second light receiving element, that the recording sheet does not exist between the light emitting element and the second light receiving element, and when the light is not detected by the second light receiving element and is detected by the first light receiving element, that the recording sheet exists.

Abstract: A printer includes a mainframe including a front face part that has an opening through which a recording medium passes; a guide unit connected to the mainframe on a first side of the front face part; a printer mechanism unit configured to perform printing on the recording medium, and connected to the mainframe on a second side of the front face part opposite to the first side thereof; an arm unit having a first end connected to the mainframe; and a shaft unit configured to hold a roll of the recording medium, and connected to a second end of the arm unit, wherein the guide unit is configured to guide the recording medium so as to feed the recording medium to the printer mechanism unit through the opening of the front face part of the mainframe.

Abstract: A printer includes a printing part configured to perform printing on rolled recording paper, a presenter unit configured to convey the recording paper for up to a predetermined length, and a cutter part configured to cut the recording paper subjected to the printing and conveyed for up to the predetermined length, wherein the presenter unit is removably attached to a printer body part including the printing part and the presenter unit.

Abstract: A printer module for a clam-shell type printing apparatus having a lid that opens and closes with respect to a housing, includes a head assembly including a head and mounted on the housing, a platen roller mounted on the lid, and a main assembly including a frame and a motor mounted on the frame to rotate the platen roller. The main assembly is arranged to cover the head assembly and is mounted on the housing.