Matches 1 - 50 out of 83 1 2 >


Match Document Document Title
US20080310900 DISCHARGING UNIT AND IMAGE FORMING APPARATUS HAVING THE SAME  
A discharging unit for discharging a printing medium from an image forming apparatus includes an elastic roller and a curl preventing roller to oppose each other in a pressing relationship forming...
US20090116890 DECURL DEVICE, IMAGE FORMING APPARATUS PROVIDED WITH DECURL DEVICE AND FINISHING APPARATUS PROVIDED WITH DECURL DEVICE  
A decurl device which corrects a curl of a sheet includes: a soft roller having a surface layer which is deformed by receiving a contact force; a hard roller which contacts the soft roller and...
US20070201924 Apparatus for decurling an advancing sheet, and a printing device containing such an apparatus  
An apparatus for decurling an advancing sheet, which contains an endless carrying belt, and multiple rollers for guiding said carrying belt, said rollers including a decurling roller, wherein the...
US20050260005 System for measuring print sheet moisture and controlling a decurler in a xerographic printer  
In a xerographic printer, a transfer station is controlled to apply a constant current to the photoreceptor. A print sheet having a high moisture content will cause the control system to make a...
US20080247796 SDM AUTOMATIC CONTROL ALGORITHM  
A device, method and program for automatically adjusting a paper curl of media in an imaging device are provided. The imaging device includes a decurler having two rollers defining a nip. A first...
US20090041523 Image Forming Apparatus  
An image forming apparatus which inhibits sheet curl without requesting a user to do tiresome work, such as resetting of sheets. On a touch panel, a user makes a setting whether to inhibit sheets...
US20080159795 CURLING DEVICE AND IMAGE FORMING APPARATUS  
A curling device includes a first curling unit configured to curl a sheet in a first direction and a second curling unit. The second curling unit is for curling a sheet which has passed the first...
US20090003912 CURL CORRECTING DEVICE AND IMAGE FORMING APPARATUS  
A curl correcting device for correcting a curl of a sheet at a curved belt-nip portion includes an endless belt extending between a driving roller and a driven roller, and a pressing roller...
US20090257801 IMAGE FORMING APPARATUS AND CURL STRAIGHTENING DEVICE  
An image forming apparatus includes: a sheet conveyance section that conveys a sheet; an image forming section that forms an image on the sheet conveyed by the sheet conveyance section according...
US20070172278 Image forming apparatus which corrects the curl of a discharge sheet  
An image forming apparatus which uses toner to form an image on a sheet may cause the sheet to experience curl after passing through a fixing device which uses heat and pressure to fix the toner...
US20080219734 IMAGE-FORMING SYSTEM, PAPER CURL CORRECTION APPARATUS, IMAGE-FORMING APPARATUS, POST-PROCESSING APPARATUS, AND COMPUTER-READABLE MEDIUM FOR CONTROLLING PAPER CURL CORRECTION  
There is provided a paper curl correction apparatus including: an input curl determining unit that determines, on the basis of curl characteristic information of a first apparatus which processes...
US20070147923 Image Forming Apparatus and Uncurling Device for Image Forming Apparatus  
An image forming apparatus includes: a discharge wall including a discharge port that discharges a sheet; a first roller; a second roller, the first roller and the second roller transferring the...
US20090311022 METHOD AND DEVICE FOR THE ALIGNMENT OF SHEET-SHAPED SUBSTRATES  
Provided is a device (1) for the alignment of sheets in a printing machine, said device comprising two pairs of rollers for the alignment of the sheets in their advance direction, for the...
US20060140696 Curl-correcting device for image-forming apparatus  
A curl-correcting device includes a first curl-correcting section and a second curl-correcting section. The first curl-correcting section is disposed on a conveying path along which a recording...
US20090110460 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...
US20090010698 TRANSFER APPARATUS AND IMAGE FORMING APPARATUS EQUIPPED THEREWITH  
A transfer apparatus for transferring a toner image onto a sheet having: an endless belt; a plurality of rollers for supporting the endless belt around the plurality of rollers; and a discharge...
US20090257802 CURL CORRECTION DEVICE AND IMAGE FORMNIG APPARATUS  
A curl correction device that corrects curl, including: a curl correction shaft that drives to carry a sheet; a first supporting member that supports the curl correction shaft; a curl correction...
US20120148322 ANGLED ARRAY SENSOR METHOD AND SYSTEM FOR MEASURING MEDIA CURL  
A method and system for accurately measuring a lead edge and a trail edge media curl utilizing an angled array sensor. One or more curled media sheets can be propelled in a process direction via a...
US20100086338 Transfer control mechanism for printer and transfer control method  
A conveyance control mechanism for a printer including an image forming unit forming an image on a sheet being conveyed on a conveyance route, includes a curl detector configured to detect a curl...
US20110064424 DYNAMIC MEDIA THICKNESS, CURL SENSING SYSTEM  
A method and system move a media sheet in a processing direction of a media path from a first nip to a second nip and move the media sheet in the processing direction of the media path from the...
US20080304887 CURL CORRECTING DEVICE, IMAGE FORMING APPARATUS, AND SHEET FINISHER  
Disclosed is a curl correcting device comprising: a first nip forming member conveying a sheet by rotation; and a second nip forming member having pressing members, wherein at least one of the...
US20120128397 SHEET DE-CURLING MECHANISM AND PRINTING APPARATUS USING THE SAME  
A sheet de-curling mechanism includes a passageway, a first roller and a second roller. The first roller, disposed in the passageway, transports a sheet at a first speed in a transporting...
US20090317160 SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM  
A sheet processing apparatus including: a humidifier that humidifies a sheet; a curl correcting section that corrects a curl by applying mechanical bending force on a sheet; and a control section...
US20090154976 METHOD AND APPARATUS FOR ENHANCED SHEET HOLD DOWN ON AN IMAGING TRANSPORT  
A method of enhancing cut sheet edge hold-down on an imaging transport surface, the method including: (a) moving a cut sheet towards the sheet the imaging transport surface; (b) inducing a desired...
US20110097127 METHOD OF CORRECTING CURL OF SHEET AND RECORDING APPARATUS  
In a first step, a sheet is conveyed in a direction, whereby a leading end portion of the sheet is fed to a position between a decurl roller and a decurl pinch roller, which are in positions...
US20140205317 SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM  
In order to correct a corrugation caused when a sheet widthwise edge portion elongates more than the vicinity of the center in a sheet feeding direction, a sheet processing apparatus includes: a...
US20090190985 DECURLING MECHANISM  
A decurling mechanism for performing a decurling process of correcting the curl of paper includes: a first roller; a second roller disposed travelably around the first roller; and a roller...
US20140294478 CURL CORRECTING DEVICE AND IMAGE FORMING APPARATUS WITH SAME  
A curl correcting device includes a first roller, a second roller and a supporting unit. The supporting unit includes a first conveyance path and a second conveyance path. The first roller is...
US20140140746 DECURLER DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME  
A decurler device corrects a curl of a sheet. The decurler device includes a first roller, a second roller and a support unit. The first roller rotates about a first rotational shaft as an axial...
US20130142525 IMAGE FORMING APPARATUS  
An image forming apparatus includes a fixing section, a de-curling section, and a control section. The de-curling section has a de-curling nip portion that presses a sheet to correct a curl caused...
US20100135708 Curl correcting device, image forming apparatus, and sheet post-processing device  
A curl correcting unit can be attached in a normal orientation and inverse orientation. In the normal orientation, a sponge roller being on the lower side, a sliding plate is pressed down by a...
US20080089728 Sheet moisturizing device, sheet remedying apparatus incorporating the sheet moisturizing device, and image forming apparatus incorporating the sheet moisturizing device  
A sheet moisturizing device, including: paired moisturizing rollers which form a nipping section to apply water onto a sheet when the sheet is conveyed through the nipping section; two water...
US20140219697 CURL CORRECTION APPARATUS, SHEET CONVEYING APPARATUS, AND IMAGE FORMING APPARATUS  
A curl correction apparatus that corrects a curl of a sheet includes: a hard roller that is disposed in the downstream in a sheet conveying direction of a heating apparatus; a soft roller that is...
US20110064502 FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING THE FIXING DEVICE  
A fixing system includes a fixing device that fixes a non-fixed image with heat onto a recording medium. The fixing device includes a fixing roller that generates heat and a pressing roller that...
US20130195534 IMAGE FORMING APPARATUS AND CURL CORRECTING METHOD  
An image forming apparatus includes: a curl correction device which corrects curl generated in a recording medium having passed through a fixing device; a temperature/humidity sensor unit which is...
US20110091258 IMAGE FORMING APPARATUS  
An image forming apparatus includes an image forming unit configured to form an image on a sheet, a fixing unit configured to fix the image formed by the image forming unit on the sheet, a cooling...
US20100221052 RECORDING SHEET DE-CURLING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME  
A sheet de-curling device: including a first de-curling roller, structured of a round axial shaft and a long bar-shaped member, wherein the long bar-shaped member is spiraled on the round axial...
US20140234002 CURL STRAIGHTENING METHOD AND IMAGE FORMING APPARATUS  
A curl straightening method in an image apparatus including a fixing apparatus and a curl straightening apparatus is disclosed. The method includes calculating moisture content of a sheet before...
US20110229169 IMAGE FORMING SYSTEM  
An image forming system including: a fixing device for fixing a toner image on the recording sheet; a curl flattening section for flattening a curl formed on the recording sheet, and conveying the...
US20140153991 SHEET CONVEYANCE APPARATUS AND IMAGE FORMING APPARATUS  
A curl correction apparatus includes a supporting member. The supporting member supports a shaft of an elastic roller and a shaft of a metal roller at a first position, and supports only one of...
US20110211889 PRINTING APPARATUS AND SHEET PROCESSING APPARATUS  
A decurling unit regulates a decurling force so as to be smaller when a sheet is returned from a printing unit to a sheet feeding unit than when the sheet is fed from the sheet feeding unit to the...
US20120099911 CONCURRENTLY REMOVING SHEET CHARGE AND CURL  
Decurling a charged sheet and removing charge from the charged sheet prior to stacking, includes forming a nip between a roller and a compliant surface and applying pressure between the roller and...
US20150253718 IMAGE FORMING APPARATUS  
An image forming apparatus has a fixing unit including a first fixing member and a second fixing member opposing to the first fixing member, a curl correcting unit including a first curl...
US20090304429 IMAGE FORMING APPARATUS  
There is a provided a curl corrector which corrects a curl formed by a fixer when a duplex image formation mode is selected. The curl corrector is provided in a conveying path other than conveying...
US20140376982 SHEET CURL CORRECTION APPARATUS AND IMAGE FORMING APPARATUS  
The present invention includes a supporting member that supports a first roller and a second roller, a first actuator that rotates the supporting member, a first gear that is connected to an end...
US20140376981 SHEET CURL CORRECTION APPARATUS AND IMAGE FORMING APPARATUS  
The present invention includes a supporting member that supports a first roller and a second roller, a first actuator that rotates the supporting member, a first gear that is connected to an end...
US20110236102 SHEET CURL CORRECTION APPARATUS AND IMAGE FORMING APPARATUS  
The present invention includes a supporting member that supports a first roller and a second roller, a first actuator that rotates the supporting member, a first gear that is connected to an end...
US20100329718 IMAGE FORMING APPARATUS  
An image forming apparatus comprises a fixing part for fixing a toner image on a transfer material to the transfer material, a conveying part provided on the downstream side of the fixing part, a...
US20140126945 IMAGE FORMING APPARATUS  
A representative configuration of an image forming apparatus according to the invention includes: an image forming portion; a transfer portion; a fixing portion; a curl correcting unit which is...
US20110229178 FIXING UNIT AND IMAGE FORMING APPARATUS  
A fixing unit includes a fixing member to fuse a toner image on a recording medium on the recording medium; a pressure member to press against the fixing member to define a first nip between the...

Matches 1 - 50 out of 83 1 2 >