Patent application number | Description | Published |
20080258373 | Post-processing apparatus and image forming system - A post-processing apparatus including a conveyance unit containing a stacker for storing a plurality of sheets placed one on top of the other and a conveyance path having a curvature for ejecting a plurality of sheets placed one on top of the other in the stacker and a control section for controlling conveyance of sheets, wherein the control section controls aligning the plurality of sheets in the conveyance unit, feeding a plurality of sheets placed one on top of the other to a roller through the conveyance path having a curvature, driving the conveyance roller so as to feed the plurality of sheets, hitting the sheet ends against a stopper so as to align the sheet ends, further conveying the sheets with the ends aligned until a loop is formed on sheets, and punching the sheets using by a punching section subsequent to formation of the loop. | 10-23-2008 |
20090045570 | Sheet Stacking Apparatus and Image Forming System Equipped Therewith - An image forming system includes: a first sheet stacking device including a rack, provided downstream of an image forming apparatus in a conveyance direction of a recording sheet and connected with the image forming apparatus, for stacking the recording sheet delivered from the image forming apparatus; a second sheet stacking device, which is provided downstream of the first sheet stacking device and connected with the first sheet stacking device; and a controller for controlling the image forming apparatus and the first and second sheet stacking devices. At least one of the first and second sheet stacking devices has a job stop button for stopping a printing job, and when the job stop button is turned on while the printing job execution is in progress, the controller controls the sheet stacking device to stop a stack of a recording sheet to the rack. | 02-19-2009 |
20090107530 | Sheet humidifying device and image forming apparatus provided therewith - A sheet humidifying device includes: a humidifier having a pair of humidifying rollers which form a nip by being in contact with each other and humidify a sheet that passes through the nip; and a water supply tray which stores water to be supplied to the humidifier, having a wall forming a chamber that stores the water, and a water outlet causing the water to overflow from the chamber, which is formed on the wall. | 04-30-2009 |
20090110460 | SHEET MOISTURIZING DEVICE AND IMAGE FORMING APPARATUS PROVIDED THEREWITH - A sheet moisturizing device having a moisturizing section that moisturizes a sheet and a guide which guides the sheet that has been moisturized by the moisturizing section, the guide includes a first guide member made of resin having a plurality of ribs, arranged immediately downstream of the moisturizing section in a sheet conveyance direction, which guides the sheet in a vertical direction. | 04-30-2009 |
20090179375 | Sheet accumulation apparatus and image forming system having same - The invention is to provide a sheet accumulation apparatus enabling to uniformly load tabbed sheets into a train of sheets for load and store the sheets on a tray. The sheet accumulation apparatus has a sheet outlet for successively discharging the sheets, a tray means for loading to hold the sheets thereon, a sheet carrier means for discharging the sheets from the sheet outlet to the side of a downstream, a sheet front end regulating means for colliding the sheets sent by the sheet carrier means against the regulating means at the sheet front ends and regulating them, and a sheet rear regulating means disposed to the tray means for regulating the positions of the sheets from the sheet outlet at the sheet rear ends. The sheet front end regulating means comprises ( | 07-16-2009 |
20090232527 | PAPER COLORING APPARATUS AND IMAGE FORMING SYSTEM - A paper coloring apparatus includes a coating apparatus which coats colored water on both faces of a paper sheet where an image has been formed by an electrophotographic image forming apparatus. | 09-17-2009 |
20090245908 | Sheet humidification apparatus and image forming system - A sheet humidification apparatus performs a humidification process on a sheet conveyed from an image forming apparatus in which the sheet is fed from a sheet feeding tray one by one, a toner image is formed on the sheet and the formed toner image is fixed by heat on the sheet, so that the percentage of water content of the sheet does not exceed that of the sheet in the sheet feeding tray. | 10-01-2009 |
20090309301 | SHEET CONVEYANCE RELAY UNIT AND IMAGE FORMING SYSTEM USING THE SAME UNIT - A sheet conveyance relay unit, including: a convergence unit, including: a convergence section, in which a plurality of sheet receiving sections are respectively connected to a plurality of image forming apparatuses, to receive recording sheets, wherein the convergence section makes the recording sheets, conveyed from the plurality of the sheet receiving sections, to merge into a single sheet conveyance path; and a first common sheet-conveyance section, which conveys the recording sheets from the convergence section to a sheet feeding outlet, and a divergence unit, including: a second common sheet-conveyance section, which conveys the recording sheets, conveyed from the convergence unit; a plurality of sheet feed-out sections, which are combined to a plurality of post-finishing apparatuses; and a divergence section, which sorts the recording sheets, conveyed by the second common sheet-conveyance section, onto the plurality of the sheet feed-out sections. | 12-17-2009 |
20090315248 | SHEET CONVEYANCE RELAY UNIT AND IMAGE FORMING SYSTEM USING THE SAME UNIT - A sheet conveyance relay unit, including: a convergence unit, including: a convergence section to converge sheet conveyance paths of plural sheet receiving sections; and a first common sheet-conveyance section, which conveys the recording sheets from the convergence section to a sheet feeding outlet; a divergence unit, including: a second common sheet-conveyance section, which conveys the recording sheets conveyed from the convergence unit; plural sheet feed-out sections, which are combined to plural post-finishing apparatuses; and a divergence section, which sorts the recording sheets conveyed by the second common sheet-conveyance section, onto the plural sheet feed-out sections; and a control section which receives job information having been set, and selects an image forming apparatus to be used for a job among the image forming apparatuses and a post-finishing apparatus to be used for the job among the plural post-finishing apparatuses, whereby the control section conducts the job having been set. | 12-24-2009 |
20100284717 | SHEET HUMIDIFICATION DEVICE AND IMAGE FORMING SYSTEM - A sheet humidification device for performing the humidifying process to a sheet fed from an image forming apparatus for heating the sheet carrying a toner image and fixing the image, including: a humidifying rollers for coating water on the sheet, and a water supply rollers arranged opposite to the humidifying rollers for supplying water to the humidifying rollers, wherein the surface roughness of the humidifying rollers is higher than the surface roughness of the water supply rollers. | 11-11-2010 |
20110020042 | SHEET HUMIDIFIER, SHEET FINISHER, AND IMAGE FORMING SYSTEM - A sheet humidifier which executes a humidifying process to a sheet, the sheet humidifier including: a pair of humidifying rollers each of which has a first surface layer formed of rubber containing plasticizer, the pair of humidifying rollers nipping and conveying the sheet; and two water supply rollers each of which has a second surface layer formed of rubber containing the same kind of plasticizer as the plasticizer of the first surface layer, the two water supply rollers contacting each of the pair of humidifying rollers and supplying water to the each of the pair of humidifying rollers, wherein a hardness of the first surface layer is higher than the second surface layer. | 01-27-2011 |
20130279963 | CUTTING DEVICE AND IMAGE FORMING SYSTEM - A cutting device includes a main body unit and a support unit. The main body unit includes a cutting unit on a lower side. The cutting unit cuts off an edge portion of paper. The support unit supports the main body unit in such a way that the main body unit rotates. The main body unit exposes a blade of the cutting unit at least on a lateral side by rotating. | 10-24-2013 |