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Platen or engaging means therefor

Subclass of:

347 - Incremental printing of symbolic information

347171000 - THERMAL MARKING APPARATUS OR PROCESSES

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
347220000 Platen or engaging means therefor 27
20100020154Thermal printer unit and printing device - In order to realize an adjustment mechanism which can adjust the pressing force of a thermal head according to paper thickness, and in addition, which is suitable for a small thermal printer, in a small thermal printer in which a platen roller (01-28-2010
20110032322ROLLER ALIGNMENT - A rotatable roller is provided which includes a first end and a second end and a surface adapted to wrap a portion of the media thereupon. A carriage conveys the roller along a path. The roller is moved by first and second drives. The first and second drives can be differentially operated to reorient the roller with respect to a direction along the path. The first drive and the second drive can be operated, differentially or non-differentially, to move the carriage along the path. The reoriented roller can be rotated about its axis while conveying the media to wrap the portion of the media onto the surface. The portion of the media can be sized to wrap over the surface of the reoriented roller without overlapping itself. The first drive and the second drive can be operated non-differentially to convey the reoriented roller along a portion of the path.02-10-2011
20090290010Thermal printer - Provided is a thermal printer in which when heat-sensitive paper is provided to the user, characters printed on the heat-sensitive paper may be received by a user without any uncomfortable feelings, and a use amount of the heat-sensitive paper may be reduced. A thermal printer (P11-26-2009
20080259151Tape Printing Apparatus - A printing apparatus that receives a supply of an image receiving medium and includes a platen arranged to feed the image receiving medium selectively in one of a forward and reverse direction. A print head arranged to print an image on the image receiving medium while the medium is fed in the forward direction and an arcuate guide portion partially encasing the platen and movable relative to the surface of the platen. The guide portion having an inoperative position in which it is spaced from the print head to permit a supply of image receiving medium to be received and an operative position wherein the guide portion is moved to be proximate to the print head whereby the guide portion in the operative position restricts movement of the image receiving medium in a direction perpendicular to the forward and reverse direction.10-23-2008
20110221854PRINTER - A printer including a containing unit, first and second heads, a separation member, a cutting member, and a collecting unit. The containing unit is configured to contain a printing medium separable into front and rear surfaces. The first head is configured to print first data on the front surface of the printing medium. The second head is configured to print second data on the rear surface of the printing medium. The separation member is configured to separate the front surface from the printing medium passing through the first and second heads. The cutting member is configured to cut a printed portion of the front surface separated by the separation member. The collecting unit is configured to collect the printing medium of the rear surface remaining after the front surface is separated in order to preserve the rear surface.09-15-2011
20120105568Thermal Printer - The platen bearings attached to the shaft end parts of the removable platen roller are pressed by lock levers to bearing insertion slots that are formed in the main frame of the thermal printer so that the positions of the platen bearings are determined by two points on the main frame and one point on the lock lever.05-03-2012
20110128341Thermal printer - Provided is a thermal printer in which positioning precision between a platen roller and a thermal head is enhanced, thereby being capable of positively arranging heating elements within a heating element allowable range. A positioning mechanism (06-02-2011
20090109272Printing apparatus - A printing apparatus includes a case that stores a print medium transferred in the case, a platen roller, a thermal head that is pressed to the platen roller, a radiation member that is made of a metal and is provided on a surface of the thermal head on a reverse face of a pressed face opposing the platen roller, an extended portion that is provided in the radiation member and extended further than the thermal head in a transfer direction of the print medium, and a guide member that is made of a resin to guide the print medium printed by the thermal head and is provided on a surface of the extended portion opposing the platen roller.04-30-2009
20110025809PRINTING APPARATUS - A thermal printer includes a first thermal head, a first platen roller, first biasing means, a second thermal head, a second platen roller, and second biasing means. The first thermal head, the first platen roller, the first biasing means are in contact with a heat-sensitive layer of thermal recording paper. The second thermal head, the second platen roller, and the second biasing means are in contact with a heat-sensitive layer of the thermal recording paper. The second thermal head is arranged on the upstream side of the first thermal head in a paper feed direction. A paper feed speed of the first platen roller to the thermal recording paper is larger than a paper feed speed of the second platen roller. The first platen roller is in contact with the thermal recording paper while being more slippery compared with the second platen roller.02-03-2011
20110018956PRINTING APPARATUS - A thermal printer includes a first thermal head, a first platen roller, first biasing means, a second thermal head, a second platen roller, and second biasing means. The first thermal head, the first platen roller, the first biasing means are in contact with a heat-sensitive layer of thermal recording paper. The second thermal head, the second platen roller, and the second biasing means are in contact with a heat-sensitive layer of the thermal recording paper. The second thermal head is arranged on the upstream side of the first thermal head in a paper feed direction. A paper feed speed of the first platen roller to the thermal recording paper is larger than a paper feed speed of the second platen roller. The first platen roller is in contact with the thermal recording paper while being more slippery compared with the second platen roller.01-27-2011
20110025810PRINTING APPARATUS - A thermal printer includes a first thermal head, a first platen roller, first biasing means, a second thermal head, a second platen roller, and second biasing means. The first thermal head, the first platen roller, the first biasing means are in contact with a heat-sensitive layer of thermal recording paper. The second thermal head, the second platen roller, and the second biasing means are in contact with a heat-sensitive layer of the thermal recording paper. The second thermal head is arranged on the upstream side of the first thermal head in a paper feed direction. A paper feed speed of the first platen roller to the thermal recording paper is larger than a paper feed speed of the second platen roller. The first platen roller is in contact with the thermal recording paper while being more slippery compared with the second platen roller.02-03-2011
20110018957PRINTING APPARATUS - A thermal printer includes a first thermal head, a first platen roller, first biasing means, a second thermal head, a second platen roller, and second biasing means. The first thermal head, the first platen roller, the first biasing means are in contact with a heat-sensitive layer of thermal recording paper. The second thermal head, the second platen roller, and the second biasing means are in contact with a heat-sensitive layer of the thermal recording paper. The second thermal head is arranged on the upstream side of the first thermal head in a paper feed direction. A paper feed speed of the first platen roller to the thermal recording paper is larger than a paper feed speed of the second platen roller. The first platen roller is in contact with the thermal recording paper while being more slippery compared with the second platen roller.01-27-2011
20100053297Thermal Printer - In order to place both ends of a platen roller in bearing portions of a frame to perform accurate printing on a recording sheet with improved operability, a thermal printer comprises: a pair of concave portions (03-04-2010
20090153640Thermal printer - In order to prevent a platen roller and shaft bearings from accidentally coming off from notches to improve reliability of a thermal printer, Provided is a thermal printer, including: a main body frame (06-18-2009
20080198217Thermal Activation device, printer, thermal activation method, and method of producing a self-adhesive label - Provided is a thermal activation device capable of preventing a heat-sensitive adhesive sheet from being partially excessively heated, keeping a short distance between a contact between a thermal head and a platen roller, and a discharge port, and preventing a structure of the thermal activation device from being complicated and a size thereof from increasing. While a heat-sensitive adhesive sheet (08-21-2008
20110074907Thermal head, printer, and manufacturing method for thermal head - To achieve improvements in heating efficiency and strength against external load, provided is a thermal head (03-31-2011
20100253759THERMAL PRINTER - A thermal printer includes a thermal head, a platen roller configured to press the thermal head, an engaging part configured to engage the platen roller provided at a side part of a main part where the thermal head is provided, and a spring part provided at a part of the side part so as to engage the platen roller with the engaging part. The spring part forms a part of a side surface of the engaging part. The spring part is made of a material the same as a material of the side part.10-07-2010
20120026269PRINTER WITH PIVOTABLE PLATEN - A printer is disclosed including a print frame, a print head fixed relative to the print frame, a platen drive gear rotatably mounted to the print frame, and a platen assembly pivotally mounted to the print frame. The platen assembly includes a platen rotatably driven by a platen gear that is coaxial with the platen. The platen gear meshes with the platen drive gear. The platen assembly is pivotable about an axis offset from, but parallel to, an axis of rotation of the platen drive gear.02-02-2012
20100245522THERMAL PRINTER - A head unit (09-30-2010
20100141728PRINTER MODULE AND ELECTRONIC APPARATUS - 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.06-10-2010
20110211034LINERLESS LABEL ROLL-UP PREVENTING DEVICE OF THERMAL PRINTER - A linerless label roll-up preventing device for a thermal printer that prevents roll-up of the linerless label 09-01-2011
20110221855DUPLEX PRINTING METHOD, BOOKBINDING METHOD, PRINTER FOR USE IN DUPLEX PRINTING METHOD - A method for printing on both sides of a roll sheet including superimposing and pressing a thermal transfer sheet and the roll sheet between a platen roller and a thermal head so that the bottom surface of the thermal transfer sheet touches the top surface of the roll sheet and the bottom surface of the roll sheet touches the platen roller, and printing an image on the top surface of the roll sheet while conveying the sheets; and superimposing and pressing a thermal transfer sheet and the roll sheet between a platen roller and a thermal head so that the top surface of the thermal transfer sheet touches the bottom surface of the roll sheet and the top surface of the roll sheet touches the platen roller, and printing an image on the bottom surface of the roll sheet while conveying the sheets.09-15-2011
20100245523THERMAL TRANSFER PRINTING - A support for an article onto which an image is to be printed by thermal transfer printing from a retransfer intermediate sheet has a surface shaped for engagement with the article, at least a portion of the surface being formed from an elastomeric material. Also disclosed are a method of making a support, apparatus for thermal transfer printing, a method of printing and an article bearing a printed image.09-30-2010
20120274720THERMAL PRINTER AND PRINTING DEVICE - According to an aspect of the present invention, a thermal printer includes a housing in which a space is formed, printing means disposed in the housing, a cover disposed in the housing and which comes into contact with and separates from the housing when rotated, thereby opening and closing the space, urging means for urging the cover in a direction away from the housing, an engaging part which is disposed in the housing and which prevents the movement of the cover in a direction away from the housing when engaged with the cover, a pressed part which is disposed rotatably in the cover and which moves the engaging part when pressed, thereby releasing engagement between the cover and the engaging part, and elastic means arranged to urge the pressed part in a direction away from the engaging part.11-01-2012
20120327168PRINT STATION - A print station system (12-27-2012
20120327167PRINTER - A printer includes a platen roller, a motor configured to rotate the platen roller, and a frame configured to rotatably support the platen roller, the motor being mounted to the frame, wherein the motor has a shaft and a face that is in contact with the frame, and the face has a flange at a periphery thereof and a boss around the shaft, wherein the frame has a U-letter-shape opening into which the boss of the motor is insertable in a direction perpendicular to an axis of the shaft, and also has a fitting part in which the flange of the motor is engaged, and wherein the motor is fixedly positioned by the boss being inserted into the U-letter-shape opening of the frame and by the flange being engaged in the fitting part.12-27-2012
20120092434USE OF POWDERS FOR CREATING IMAGES ON OBJECTS, WEBS OR SHEETS - Monochromatic or multichromatic images may be created on surfaces. The surface is moved to first, second and third stations. The surface is electrically biased, and powder is transferred to the surface electrostatically at the first station. The powder is fused or sintered selectively on the surface at the second station. Unfused or unsintered portions of the powder are removed from the surface at the third station.04-19-2012

Patent applications in class Platen or engaging means therefor