| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 399390000 | Having treatment of copy medium | 20 |
| 20090080956 | IN-LINE PRINTING MEDIA TREATMENT FOR PRINTING ON NON-PAPER PRINTING MEDIA AND THICK PRINTING MEDIA - A method and printing device positions a conductive film applicator adjacent a printing media transport within a printing device. The conductive film applicator is positioned between the printing media input and the marking station. As the printing media moves by the conductive film applicator, the conductive film applicator applies a conductive film to the printing media. After the conductive film has been applied to the printing media, the printing media is moved to the marking station and printing operations are performed on the printing media. After printing is complete, the printing media can be output from the printing device. | 03-26-2009 |
| 20090092430 | SHEET CARRYING UNIT AND SHEET COOLING DEVICE USING THE SAME, AND IMAGE FORMING APPARATUS - A sheet carrying unit, includes: a first belt stretched by a plurality of rollers, the first belt carrying a sheet while putting the sheet on a surface of the first belt; a first driving roller that drives the first belt; a second belt stretched by a plurality of rollers, the second belt carrying the sheet while holding the sheet together with the first belt; and a second driving roller that drives the second belt; wherein a frictional force generated between the second driving roller and the second belt is set smaller than a frictional force generated between the first belt and the first driving roller, a frictional force generated between the first belt and the sheet, and a frictional force generated between the second belt and the sheet, respectively. | 04-09-2009 |
| 20090208267 | IMAGE-FORMING DEVICE AND IMAGE-FORMING METHOD - An image-forming device includes: a tension applying unit that applies tension to a recording medium; an image carrier that holds a toner image; a transfer unit that transfers the toner image held by the image carrier to the recording medium while tension is applied to the recording medium; a fixing unit that fixes the toner image transferred to the recording medium; and a retreat unit that causes the recording medium to move away from the fixing unit while tension is not applied to the recording medium, wherein rotation of the image carrier is suspended after the toner image is transferred from the image carrier to the recording medium, and after the suspension of rotation of the image carrier, application of tension to the recording medium is suspended, and the recording medium is caused to move away from the fixing unit by the retreat unit. | 08-20-2009 |
| 20100014903 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image bearing member to bear an electrostatic latent image on the surface thereof, a transfer-fixing member disposed adjacent to the image baring member, including a transfer surface onto which the toner image is transferred from the image bearing member, a first pressure member to meet and press against the transfer-fixing member to form a nip therebetween, a heating member to heat a recording medium, provided upstream of the nip in a direction of transport of the recording medium, and a transport guide member to change a contact area of the recording medium and the heating member in accordance with a thickness or a resilience of the recording medium. When the recording medium passes the nip, the toner image is pressed and fixed on the recording medium. | 01-21-2010 |
| 20100054834 | WARM AIR GENERATING APPARATUS, SHEET FEEDING APPARATUS, AND IMAGE FORMING APPARATUS INCLUDING WARM AIR GENERATING APPARATUS AND SHEET FEEDING APPARATUS - A warm air generating apparatus includes: a blowing apparatus for generating an air flow in a predetermined direction; a heating member disposed on a flow path of the air flow for heating air; a temperature detection member that has a heat sensing portion and detects a temperature of the heating member; and a biasing member for applying a biasing force that causes the heat sensing portion to contact a part of the heating member. | 03-04-2010 |
| 20100158593 | METHOD AND APPARATUS FOR FLUFFER ENVIRONMENTAL CONTROL IN AN IMAGE PRODUCTION DEVICE - A method and apparatus for fluffer environmental control in an image production device is disclosed. The method may include determining a media type to be used for processing a print job, determining a target relative humidity for the determined media type, measuring an ambient temperature and relative humidity, determining whether air blown from a media stack fluffer needs to be heated based on the determined target relative humidity and the measured ambient temperature and relative humidity, wherein if it is determined that the fluffer air needs to be heated, heating the fluffer air to reach target relative humidity, and processing the print job. | 06-24-2010 |
| 20100296852 | Sheet feeding unit and electrophotographic image forming apparatus - A sheet feeding unit that can be incorporated in an image forming apparatus includes an endless belt and a charging member. The charging member charges the endless belt with an alternating voltage to attract a sheet to separate from multiple sheets and feed the sheet, and has an electrode contacting the endless belt at an angle thereto and between which a nip is formed. The endless belt and an interior surface of the charging member define a space across which electric discharge is performed to charge an outer layer of the endless belt. A distance of the gap and a length of the nip in the sheet conveyance direction define a basic charging region. The distance of the basic charging region is smaller than a distance of a unit charging region where the electric charge of identical polarity is held on the endless belt. | 11-25-2010 |
| 20100322690 | PRINT MEDIA PREHEATING SYSTEM AND METHOD OF USE - A print media preheating system and method of preheating print media that includes an upper heating plate that is arranged to heat a pre-printed side of the print media with a pressure of the upper heating plate on the print media being relieved by lifting the upper heating plate away from the print media so as to reduce smudging of ink printed on the pre-printed side of the print media. | 12-23-2010 |
| 20120141180 | SURFACE TREATMENT FOR IMPROVING THE ADHESION OF PHASE CHANGE INK ON SUBSTRATES - Treatments are described for surfaces of substrates to improve adhesion with a phase change ink. A method of forming an image on a coated substrate with a phase change ink includes treating a surface of the coated substrate with a corona discharge treatment, a plasma treatment and/or an electron-beam treatment prior to image formation, and subsequently forming an image on the surface of the treated coated substrate with a phase change ink, wherein the image formed on the substrate has an LV Index that is reduced compared to that of an image formed on the untreated substrate. A phase change ink printing apparatus includes a corona discharge, plasma and/or electron-beam treatment device; and a phase change ink printing device, wherein the corona discharge, plasma and/or electron-beam treatment device is located upstream, in a process direction, from the phase change ink printing device. | 06-07-2012 |
| 20120141181 | SURFACE TREATING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE FORMING SYSTEM - A surface treating apparatus configured to treat a surface of a transfer material includes a discharge part configured to cause dielectric barrier discharge on or near the surface of the transfer material where a toner image is to be formed on the surface and to cause the surface of the transfer material to be directly exposed to the dielectric barrier discharge, so as to increase the wettability of the surface of the transfer material with respect to toner for forming the toner image. | 06-07-2012 |
| 20120195666 | Electrophotographic Apparatus - An electrophotographic apparatus that can effect favorable transfer of a toner image onto a medium under a nip pressure between a transfer roller and a backup roller and a potential difference between the transfer and backup rollers even if the medium has a high insulating property, such as due to its being thick. | 08-02-2012 |
| 20120251214 | Image Forming Apparatus - An image forming apparatus is provided. The image forming apparatus includes a pair of register rollers including a driving roller and a dust remover roller, a dust scraper to scrape off dust from the dust remover roller, a dust container box, including a lateral plate and a protrusion, to contain the dust scraped off from the dust remover roller, a roller bearing attached to the lateral plate to be immovable and to rotatably support the dust remover roller, a scraper support swingably supported by the dust container box and to support the dust scraper, and a frame to swingably support the dust container box via a protrusion support, to rotatably support the driving roller, whilst a rotation axis of the driving roller is fixed to the frame, and to support the roller bearing to be slidable in an in-axes direction between the driving roller and the dust remover roller. | 10-04-2012 |
| 20140205339 | IMAGE FORMING APPARATUS - According to one embodiment, an image forming apparatus having an image erasing function to erase an image formed on a recording medium. The apparatus has a heating unit to erase an image, a conveying unit, and a control unit. The control unit controls the conveying unit, when the image is erased, and also when a heating temperature of the heating unit is lower than an erasing temperature, to make the recording medium once stand by at a position in the middle of a conveying path of the conveying unit, and then to convey the recording medium to the heating unit. | 07-24-2014 |
| 20150037079 | IMAGE FORMING APPARATUS AND CLEANING METHOD - There is provided an image forming apparatus including a paper feed tray configured to accommodate at least one sheet, a paper feed roller configured to send the sheet from the paper feed tray, and a cleaning member at the paper feed tray, the cleaning member being configured to clean a surface of the paper feed roller. The paper feed tray is movable between a paper feeding position from which the paper feed roller sends the sheet and a cleaning position at which the paper feed roller comes into contact with the cleaning member. | 02-05-2015 |
| 20150110537 | DECOLORIZING APPARATUS AND METHOD OF CONTROLLING HEAT SOURCE UNITS - A decolorizing apparatus includes first and second heating units, first and second heat source units, and a controller. The first and second heating units decolorize an image using decolorable colorants which are decolorized if heated. The first heating unit heats one surface of a sheet. The second heating unit heats a remaining surface which is opposite to the one surface of the sheet heated by the first heating unit. The first heat source unit heats the first heating unit. The second heat source unit heats the second heating unit. The controller includes a first mode and a second mode. In the first mode, the controller performs a decolorizing process on both the surfaces of the sheet by heating the first and second heating units using the first and second heat source units. In the second mode, the controller performs the decolorizing process on one surface of the sheet by heating the first heating unit using the first heat source unit, and heats the second heating unit using the second heat source unit with output which is lower than output acquired in the first mode. | 04-23-2015 |
| 20150117925 | IMAGE FORMING APPARATUS - According to an embodiment, an image forming apparatus has an image forming unit, a transfer unit, a fixing unit, a first conveying path, a second conveying path, and a control unit. The image forming unit forms a toner image. The control unit controls execution of a print-less sheet passing processing in which, in a state where a toner image forming operation of the image forming unit is stopped, the first conveying path and the second conveying path convey a sheet to the transfer unit again through the transfer unit and the fixing unit. The control unit controls the execution of the toner image forming operation to the sheet subjected to the print-less sheet passing processing. | 04-30-2015 |
| 20150336762 | PAPER DUST REMOVAL DEVICE - A method and apparatus for removing excess paper dust from paper fed from a high capacity feeder module that includes blades positioned after an exit of the high capacity feeder module that are configured to physically remove paper dust from sheets generated during feeding of the sheets by a fully active retard feeder from the high capacity feeder module. | 11-26-2015 |
| 20150338781 | METHOD OF PRODUCING LOW-MIGRATION PRINTED MATERIALS - The present disclosure relates to a method for printing on a recording medium, wherein the recording medium is pre-treated before the printing with at least one mineral oil-free, low-migration pre-treatment material, as well as a printing arrangement for printing on a recording medium, with at least one printing apparatus which is designed to print on the recording medium on at least one side of the recording medium, with a pre-treatment apparatus arranged in printing direction before the printing apparatus and designed to pre-treat the recording medium before the printing with at least one mineral oil-free, low-migration pre-treatment material. | 11-26-2015 |
| 20150370194 | IMAGE FORMING APPARATUS, APPLYING DEVICE, AGENT, AND TRANSPORT DEVICE - Provided is an image forming apparatus including an image forming unit that forms an image on a recording medium, and an applying unit that causes powder included in a liquid mixture to be interposed between the recording medium and the image forming unit by applying the liquid mixture to the recording medium, or to the image forming unit which comes into contact with the recording medium, wherein the recording medium includes an image forming layer, an adhesive layer, and a base layer, and the liquid mixture includes the powder reducing adhesion of the adhesive layer and volatile liquid. | 12-24-2015 |
| 20160033920 | SURFACE PROCESSOR AND ELECTROPHOTOGRAPHIC APPARATUS - A surface processor processing the surface of a recording medium before a toner image is formed thereon includes a surface reformer to reform the surface of the recording medium a toner image is formed on; and an applicator to apply the surface of the recording medium after reformed with a toner affinity ingredient. | 02-04-2016 |
