Entries |
Document | Title | Date |
20080197563 | Recording medium supply apparatus and image forming apparatus - A recording medium supply apparatus includes: a conveyance member that conveys a recording medium; a retard member, in contact with the conveyance member, that forms a contact portion between the conveyance member and the retard member and retards the recording medium by holding the recording medium in the contact portion; and a buckling prevention unit, configured to contact with the recording medium on the upstream side of the contact portion between the conveyance member and the retard member in a conveyance direction of the recording medium, that prevents buckling of the recording medium in the conveyance direction. | 08-21-2008 |
20080203655 | Feeder speed - A first position of a media is determined with respect to a surface. The surface is advanced and a second position of the media is determined with respect to the surface. The relative speed between the surface and a linear speed feed of the media is altered based on the first and second positions. | 08-28-2008 |
20080211177 | SHEET CONVEYANCE APPARATUS, SHEET PROCESSING APPARATUS, AND IMAGE FORMING APPARATUS - The sheet conveyance apparatus includes a controller which controls a moving unit. The moving unit moves a sheet conveyance unit for conveying a sheet toward a direction intersecting with a sheet conveyance direction. The controller performs the control such that a moving speed of a shift moving unit is reduced when a shift amount of the sheet discharged from an image forming apparatus main body is small. Therefore, generation of a noise and vibration can be suppressed to save electric power consumption. When the shift amount of the sheet is large, the moving speed of the shift moving unit can be increased to shorten an operation time necessary to the movement. | 09-04-2008 |
20080224391 | IMAGE SCANNING APPARATUS AND IMAGE SCANNER - In an image scanning apparatus, when documents on a document tray are sequentially transferred, different control steps are performed according to a scanning speed when an upper surface height of the documents is lowered thereby turning off a height detection sensor. In a first control mode, which is not a high speed scanning, the document tray is elevated little by little during an inter-transfer time between each time one document is transferred until the upper surface height reaches a target height that is higher by a predetermined distance since the height detection sensor is turned on. In a second control mode, in which high speed scanning is performed, the document tray is elevated little by little during the inter-transfer time each time the one document is transferred until the upper surface height reaches a height that is higher by a predetermined distance than a height at a time when the height detection sensor is turned off. | 09-18-2008 |
20080265501 | PREFLIPPING SHEETS FOR A DUPLEX OPERATION - A method for feeding sheets includes feeding a first sheet to a location for flipping sheets with respect to a target position before the first sheet is fed passed the target position. A second face of the first sheet is fed passed the target position. The first sheet is fed to a second location for flipping sheets with respect to the target position. The second location is different than the first location. A first face of the first sheet is fed passed the target position. | 10-30-2008 |
20080290593 | AUTOMATIC DOCUMENT FEEDER HAVING DETACHABLE SHEET-PRESSING SLICE - The present invention provides an automatic document feeder having a detachable sheet-pressing slice. The automatic document feeder is mounted on a scanning apparatus having a scanning window. By means of the automatic document feeder, multiple documents are successively transported across the scanning window of the scanning apparatus to perform the scanning operation. The automatic document feeder includes a casing and a sheet-feeding mechanism. The detachable sheet-pressing slice is disposed at a lower part of the sheet-feeding mechanism. In a case that the detachable sheet-pressing slice is damaged, only the detachable sheet-pressing slice needs to be detached from the automatic document feeder and replaced with a new one. As a consequence, the maintenance of the detachable sheet-pressing slice is very easy and speedy. | 11-27-2008 |
20080309008 | Document Feeder and Image Forming Device - A document feeder configured to feed a document in a first direction includes a tray configured to load a document or a set of documents on a loading surface thereof, first and second contact portions disposed to contact the document on the loading surface, and a detecting unit configured detect whether a document is loaded on the loading surface, the detecting unit including an actuator provided between the first contact portion and the second contact portion, the actuator projecting upward from the loading surface and being configured to be moved down due to contact with the document on the loading surface. | 12-18-2008 |
20080315512 | SHEET PROCESSING DEVICE - A posture control device has a posture detecting section, an upstream conveying section, a posture control section, and a downstream conveying section along a conveying path for mail items. The distance from a nip of the upstream conveying section and a nip of the posture control section (D-E distance) is designed to be substantially as long as the longest one of the mail items to be processed by the device which has the greatest length along a conveying direction. The distance from the nip of the posture control section and a nip of the downstream conveying section (E-F distance) is designed to be slightly longer the shortest one of the mail items to be processed by the device which has the shortest length along the conveying direction. | 12-25-2008 |
20090033029 | SHEET CONVEYING DEVICE AND IMAGE FORMING APPARATUS - A sheet conveying device for conveying a sheet includes a displacement-amount detector configured to detect an amount of displacement of a conveyed sheet from a conveyance reference in a width direction being substantially perpendicular to a sheet conveying direction and a plurality of sheet conveying roller portions configured to be shiftable in a direction substantially perpendicular to the sheet conveying direction while pinching the sheet having the amount of displacement detected by the displacement-amount detector. Before the sheet reaches the sheet conveying roller portions, the sheet conveying roller portions are shifted based on the amount of displacement detected by the displacement-amount detector from a conveyance-reference position in a direction in which the sheet is displaced. After the sheet reaches the sheet conveying roller portions, the sheet conveying roller portions are shifted while pinching the sheet so as to reduce the amount of displacement. | 02-05-2009 |
20090051109 | Transportation state evaluation method for a recording media processing device - A check processing device eliminates incorrect determinations by an insertion direction evaluation means that detects if the orientation of a conveyed check is correct or not based on the detection signal from a magnetic head. The check processing device | 02-26-2009 |
20090115126 | Feed Detecting System - A feed detecting system includes a sending element, a receiving element, a filtering-amplifying circuit, a peak-holding circuit, an A/D converter and a processing unit. The receiving element receives an ultrasonic signal sent by the sending element, and then outputs an electric signal, the filtering-amplifying circuit receives, filters and amplifies the electric signal, the A/D converter converts the electric signal to a digital signal, the processing unit reads the digital signal and compares the digital signal with a standard value stored in the processing unit. In this present invention, the A/D converter can be a low frequency A/D converter, so the cost of the feed detecting system is reduced. | 05-07-2009 |
20090166964 | METHOD OF FEEDING MEDIUM IN RECORDING APPARATUS, AND RECORDING APPARATUS - The method includes determining whether or not the trailing end of the previous medium has reached a preliminary feed start position, if it is determined that the trailing end of the previous medium has reached the preliminary feed start position, determining whether or not the leading end of the subsequent medium has already reached a target position of the preliminary feeding operation, if the subsequent medium does not reach the target position, causing driving for the preliminary feeding operation so as to be performed, and when the preliminary feeding operation is performed, calculating a gap between the previous medium and the subsequent medium on the basis of a first value, and when the preliminary feeding operation is not performed, calculating the gap on the basis of a second value. | 07-02-2009 |
20090184463 | APPARATUS AND METHOD FOR STABILIZING A MOVING SHEET RELATIVE TO A SENSOR - A method includes receiving a sheet of material at a sensor assembly. The sensor assembly includes a sensor configured to measure a property of the sheet. The method also includes stabilizing the sheet with respect to the sensor using a guide roller. Stabilizing the sheet includes using the guide roller to remove at least a portion of a first boundary layer of air moving towards the guide roller and to reform at least a portion of a second boundary layer of air moving away from the guide roller. For example, the guide roller could include a plurality of grooves or openings in a surface of the guide roller, or the guide roller could include a plurality of rings spaced apart from one another. Air could move from one side of the guide roller to another side of the guide roller through the grooves, through the openings, or between the rings. | 07-23-2009 |
20090212490 | SHEET END DETECTION DEVICE, IMAGE RECORDING APPARATUS INCLUDING THE SHEET END DETECTION DEVICE, AND A METHOD FOR DETECTING POSITION OF SHEET - A sheet end detection device includes a cylindrical roller rotatable around an axis; and a phase detection unit configured to detect a phase in a circumferential direction of the roller. A first piezoelectric element band is provided on the peripheral surface of the roller and extending in the circumferential direction and the axial direction, and the first piezoelectric element band is configured to detect a contact of the sheet and extending in an axial direction of the roller over an inside and an outside of a contact area to be contacted with the conveyed sheet on the peripheral surface. A position of an arbitrary point of the first piezoelectric element band in the axial direction of the roller corresponds one-to-one with the phase in the circumferential direction of the roller. | 08-27-2009 |
20090267294 | IMAGE FORMING APPARATUS AND METHOD FOR CONVEYING RECORDING MATERIAL - The present invention provides an image forming apparatus including an image forming unit configured to form an image on a sheet, a conveying path along which the sheet is conveyed to the image forming unit, a sensor configured to detect the width of the sheet in a direction perpendicular to a conveying direction, and a control unit configured to determine a conveying state of the sheet in the direction perpendicular to the conveying direction according to an output of the sensor, and configured to control a conveyance interval of the sheet according to the determination result. The control unit sets the conveyance interval according to the width of the specified sheet and the width detectable by the sensor, regardless of the determination result. | 10-29-2009 |
20090302529 | DOCUMENT HANDLER CAPABLE OF PROTECTING A BUILT-IN SENSOR FROM EXTRANEOUS SUBSTANCE - A document handler is provided with a casement | 12-10-2009 |
20090302530 | TRANSPORTING APPARATUS, RECORDING APPARATUS, AND TRANSPORTING METHOD - A transporting apparatus configured to transport a recording medium to a target stop position includes a feeding mechanism; a transporting mechanism; a storing unit configured to store a stop deviation at the time of a previous transport drive; a transporting distance calculating unit configured to calculate a second transporting distance in which the stop deviation after the reset of the storing unit is reflected on a first transporting distance requested this time, and to calculate the second transporting distance in which the stop deviation in the storing unit is reflected on the first transporting distance requested this time; a setting unit configured to set a speed profile of a multistage transport when the multistage transport condition is satisfied, set a speed profile of a transport mode other than the multistage transport when the multistage transport condition is not satisfied. | 12-10-2009 |
20100019445 | Medium Detection Method and a Medium Processing Device - Using detectors, skewed conveyance of sheet media such as checks can be detected accurately regardless of whether part of the conveyed medium is folded over. The biased feed detection unit | 01-28-2010 |
20100052249 | SHEET FEEDING DEVICE AND DOCUMENT READING DEVICE - An operation of a pickup roller to be performed upon powering on or after paper jam elimination is adjusted according the presence or absence of a document on a document sheet support. When the document is absent on the sheet support, the pickup roller is moved down sufficiently and then moved up by a first distance to assume an upper limit position. When the document is present on the sheet support, the pickup roller is moved up by a second distance which is shorter than the first distance. | 03-04-2010 |
20100052250 | CARRIER DEVICE, INSPECTION APPARATUS HAVING THE SAME, AND INSPECTION SYSTEM - A carrier device performs floating and carrying of a sheet-like member having curling tendency along a carrier path. The carrier device includes a floating air blowing unit that floats and carries the sheet-like member by blowing out air obliquely upward in a carrying direction to the sheet-like member residing on the carrier path via a plurality of blowout holes, a carrier plate that constitutes the carrier path and has the plurality of blowout holes formed therein, and a pressing air blowing unit that faces a carrying start position of the sheet-like member on the carrier plate and blows out air from an upper position relative to the sheet-like member so as to lay the sheet-like member along the carrier plate. | 03-04-2010 |
20100059932 | CARD-HOLDING DEVICE IN A CARD-PROCESSING APPARATUS - In a card processing apparatus a card tray and, a card-transporting device are provided. A device for sensing the position or detention of a card in the card tray and a holding device for a card that has stopped in an irregular manner in the card tray due to manipulation of the card-processing apparatus, are also included. The holding device is activated if a change in the position of the card is not detected even though a conveying signal has been issued to the card-conveying device. | 03-11-2010 |
20100066011 | DEVICE AND METHOD FOR DETECTING AND COUNTING ARTICLES, RELEASED BY A FEEDER DEVICE, IN PARTICULAR SHEET ARTICLES RELEASED BY A SHEET FEEDER - A method and device for detecting and counting articles released by a feeder device, in particular sheet articles released by a sheet feeder are described. | 03-18-2010 |
20100117294 | PAPER SHEET HOLDING APPARATUS - A paper sheet storage unit | 05-13-2010 |
20100123285 | MEDIUM TRANSPORT DEVICE, CONTROL PROGRAM FOR MEDIUM TRANSPORT DEVICE AND CONTROL METHOD FOR MEDIUM TRANSPORT DEVICE - A medium transport device includes a sensor unit, a timing data collection unit, and a sampling resolution changing unit. The sensor unit is provided in a transport path of a print recording medium to detect a transport timing of the print recording medium. A timing data collection unit receives an output from the sensor unit and samples the output at a sampling interval as timing data. A sampling resolution changing unit changes the sampling interval. | 05-20-2010 |
20100148431 | SHEET FEEDING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH THE SHEET FEEDING DEVICE - A sheet feeding device that is suited to be employed in an image forming apparatus having a printing section for printing an image on a sheet. The sheet feeding device has feed rollers for feeding a sheet at a speed “Va” and timing rollers for feeding a sheet fed by the feed rollers to the printing section at a speed “Vb”. Sensors are provided between the feed rollers and the timing rollers, so that the gap between a foregoing sheet and a following sheet can be detected at a plurality of detection points while the foregoing sheet is being fed by the timing rollers and the following sheet is being fed by the feed rollers. When one of the sensors detects that there is a gap between the sheets, a control unit controls the feed rollers such that the speed “Va” will be higher than the speed “Vb”. | 06-17-2010 |
20100201064 | TRANSPORTING DEVICE, IMAGE READING DEVICE, METHOD AND PROGRAM STORAGE MEDIUM - The present invention provides a transporting device that includes: a transport unit that transports a document placed on a document tray; a detector that detects the width of the document placed on the document tray; a controller that controls the transport unit to transport the document when the width of the document detected by the detector is a predetermined definite size, and prohibits the transport unit from transporting the document when the width of the document detected by the detector is a predetermined size that is different from the definite size; and a cancellation unit that cancels the prohibition on the document transportation imposed by the controller. | 08-12-2010 |
20100219580 | PAPER SHEET HANDLING MECHANISM AND METHOD FOR HANDLING PAPER SHEETS - A loop-shaped part is provided in a middle part of a transport path | 09-02-2010 |
20100270738 | AUTOMATIC DOCUMENT FEEDER AND SCANNING APPARATUS HAVING DEVICE FOR DETECTING DOCUMENT SPEED - The invention provides an automatic document feeder for a scanning apparatus. The automatic document feeder includes a feeding passage, a feeding mechanism, a shaft, an idle roller, and a detecting device. The feeding mechanism is used for transporting a document along the feeding passage. The shaft is disposed at the feeding passage, and the idle roller is sleeved on the shaft. When the document is transported through the feeding passage, the idle roller is driven to rotate by the document. The detecting device detects a rotational speed of the idle roller and outputs a detection signal according to the rotational speed of the idle roller. | 10-28-2010 |
20100295242 | PAPER HANDLING APPARATUS - When individual light emitting diodes of respectively-juxtaposed optical sensors are simultaneously caused to emit light, individual light receiving transistors therefor may be subjected to influences of the light from other light emitting diodes. Therefore, a paper sheet processing apparatus which can read an identification object accurately is provided. The bill processing apparatus ( | 11-25-2010 |
20100320678 | PAPER SHEET IDENTIFYING/COUNTING APPARATUS AND PAPER SHEET IDENTIFYING/COUNTING METHOD - A bank note identifying/counting apparatus | 12-23-2010 |
20110031684 | PAPER SHEET PROCESSING DEVICE - A paper sheet processing apparatus capable of preventing a paper sheet from being drawn out by an unauthorized action. The bill processing device includes: an insertion slot into which a bill is inserted; a bill conveyance mechanism capable of conveying the bill having been inserted from the insertion slot; a bill reader reading the bill conveyed by the bill conveyance mechanism; an authenticity judging mechanism judging an authenticity of the bill read by the bill reader; and a pulse output part driving a motor for controlling conveyance speed of the bill by a motor of the bill conveyance mechanism. The pulse output part controls the conveyance speed by the bill conveyance mechanism after the completion of reading by the bill reader. | 02-10-2011 |
20110049798 | IMAGE FORMING APPARATUS WITH CASSETTE CONFIGURED TO STORE VARIOUS SIZES OF SHEETS - An image forming apparatus for forming an image on a sheet including: a housing; a cassette detachably accommodated in the housing and configured to store the sheet; a feeding unit configured to feed the sheet; and an image forming unit configured to form the image on the sheet fed by the feeding unit, wherein the cassette includes: a first wall along the trailing edge, a second wall along the leading edge, a first bottom plate extending from the first wall toward the second wall, a second bottom plate extending from the second wall toward the first wall, and a connecting member configured to set a first state where the first and second bottom plates are connected and a second state where the first and second bottom plates are disconnected, and the first and second bottom plates in the second state are independently withdrawable from the housing. | 03-03-2011 |
20110068534 | FEEDING DEVICE AND RECORDING APPARATUS - A feeding device includes a feeding unit configured to be driven while being in contact with a recording sheet to feed the recording sheet, and a stacking unit configured to stack a plurality of the recording sheets and to press or release the stacked recording sheets to or from the feeding unit. Also, the feeding device includes a separating unit configured to separate the plurality of recording sheets fed by the feeding unit, one by one, a detecting unit configured to detect the recording sheet in an area downstream of the separating unit, and a control unit configured to control each of the units. The control unit switches a feeding operation between at least two feeding operations in accordance with a drive time of the feeding unit from when the feeding unit is started to be driven to when the detecting unit detects the recording sheet. | 03-24-2011 |
20110089631 | Sheet Post-Process Apparatus Including Movable Stack Tray, and Sheet Post-Process Method - A sheet post-process apparatus according to one example of the present invention includes a movable stack tray for stacking a sheet that is elevated in a vertical direction; a movable tray position detection unit that detects a vertical position of the movable stack tray while a request command for post-processing of the sheet is not received; an upper surface sensor that senses either an upper surface of the movable stack tray or an upper surface of the sheet stacked on the movable stack tray when a first position of the movable stack tray detected by the movable tray position detection unit is lower than or equal to a predetermined first height; and a movable tray moving unit that moves the movable stack tray upward when either the upper surface of the movable stack tray or the upper surface of the sheet stacked on the movable stack tray is not sensed by the upper surface sensor. | 04-21-2011 |
20110101603 | SHEET FEEDER HAVING LIFTING UNIT - A lifting unit and a process for lifting a stack of sheets having at least a first support ( | 05-05-2011 |
20110133397 | SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS - A sheet feeding apparatus including sheet feeding unit; a pressure plate on which sheets are stacked and which is biased so that an uppermost sheet of the stacked sheets comes in pressure contact with the sheet feeding unit; a first pressing-down mechanism which presses down the pressure plate to separate the uppermost sheet and the sheet feeding unit by a constant distance when the sheet feeding unit is not operated; a second pressing-down mechanism which is adopted to press down the pressure plate when an amount of the sheets stacked on the pressure plate is smaller than a predetermined amount, and is given a load from the pressure plate depending on a position of the pressure plate; and sheet stacking amount detecting unit which measures the load and detects a stacking amount of the sheets stacked on the pressure plate on the basis of the measured load. | 06-09-2011 |
20110133398 | HYBRID CONTROL OF SHEET TRANSPORT MODULES - A method of providing hybrid control of sheet transport modules in a processing device. The method includes setting velocity of a first sheet transport module of the processing device to a predetermined velocity value before transfer of a sheet from the first sheet transport module to a second sheet transport module of the processing device. The method further includes setting torque of the first sheet transport module to a torque value to control tension of the sheet to a first sheet tension value when the sheet transfers from the first sheet transport module to the second sheet transport module. | 06-09-2011 |
20110140356 | SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS - A packing material for distribution is formed in such a shape that, when the packing material attached in a deck unit fails to be removed, a control unit determines that no sheet is present on a tray based on detection signals from a sheet surface detection sensor and a sheet presence detection sensor. When a user checks the deck unit when the absence of sheets is displayed, the user can notice a failure to remove the packing material, thus preventing damage to a sheet feeding apparatus caused by the failure to remove the packing material for distribution. | 06-16-2011 |
20110241292 | Methods for Moving a Media Sheet Within an Imaging Device - A method for moving a media sheet within an imaging device includes moving a media sheet along a media path past a predetermined point P | 10-06-2011 |
20110241293 | PAPER FEEDING CASSETTE - A paper feeding cassette includes: a cassette case configured to store sheets; a sheet tray on which the sheets are stacked, the sheet tray being rotatably attached to the cassette case; a push-up member configured to push up the sheet tray and rotate the sheet tray in one direction when driving force is input and release the push-up of the sheet tray to allow rotation of the sheet tray in the other direction when the input of the driving force is interrupted; and a buffer member configured to be nipped by the cassette case and the sheet tray and elastically deformed when the sheet tray rotates in the other direction. The buffer member is located, when viewed from a stacking direction of the sheets, in an area closer to a rotation axis of the sheet tray than a distal end of the sheet tray that is most distant from the rotation axis in the sheet tray. | 10-06-2011 |
20110278790 | IMAGE READING APPARATUS, MULTIFEED DETERMINING METHOD, AND MULTIFEED DETERMINING PROGRAM - An image reading apparatus includes a multifeed detecting mechanism including an ultrasonic sensor, and a control unit. The control unit includes (i) a detecting unit that detects an attached portion on a paper from an output of the ultrasonic sensor for the paper fed, and (ii) a determining unit that ignores, when it is detected as “Occurrence of multifeed” by the multifeed detecting mechanism and if an amount of variation in the output within the attached portion detected by the detecting unit is equal to or more than a first predetermined value, a result of detection as the occurrence of multifeed by the multifeed detecting mechanism, and determines the detection as “No multifeed”. | 11-17-2011 |
20110285078 | Automatic sheet feeder - An automatic sheet feeder includes a sheet setting unit to set a sheet to be fed by a sheet feeding member, an openably closable cover rotatably disposed over an upper portion of the sheet setting unit, a sheet detector rotatably supported on the cover to detect whether or not a sheet is set on the sheet setting unit and including a detection member, a rotary shaft about which the detection member rotates, and a sensor to detect the setting of the sheet according to a movement of the detection member, and a rotating member to cause the detection member to rotate in a direction such that an angle between a line extending in a longitudinal direction of the detection member and a surface of the sheet set on the sheet setting unit decreases as the cover rotates from an open position to a closed position. | 11-24-2011 |
20110309571 | IMAGE FORMING APPARATUS - An image recording apparatus including: (i) a first controlling portion configured to intermittently convey a following sheet at a second velocity together with intermittent conveyance of a preceding sheet at a first velocity higher than the second velocity; (ii) a predicting portion configured to predict one of the successive intermittent conveyances of the following sheet which is performed together with one of the successive intermittent conveyances of the preceding sheet which causes the trailing end of the preceding sheet to pass a reference position; and (iii) a second controlling portion configured to inhibit the predicted one of the successive intermittent conveyances of the following sheet, and configured to convey the following sheet at a third conveying velocity higher than the second conveying velocity, from a point of time at which the trailing end of the preceding sheet passes the reference position, such that conveyance of the following sheet at the third conveying velocity is stopped without a leading end of the following sheet being brought into contact with the trailing end of the preceding sheet. | 12-22-2011 |
20120001386 | IMAGE FORMING APPARATUS - An image forming apparatus includes a main body, a sheet conveyance apparatus, and a control unit. The main body includes an image forming unit to form an image on a sheet. The sheet conveyance apparatus and the main body are detachable from each other and the sheet conveyance apparatus may convey the sheet to the image forming unit. The sheet conveyance apparatus includes a sheet conveyance path through which the sheet passes and a detection unit. The detection unit includes light emitting and receiving units that transmit light across the sheet conveyance path therebetween. The detection unit detects a reference and an edge position of the conveyed sheet in a width direction of the sheet orthogonal to a sheet conveyance direction. The control unit determines a position of the sheet based on detections of the reference and the edge position of the conveyed sheet by the detection unit. | 01-05-2012 |
20120098190 | SHEET CONVEYANCE APPARATUS AND PRINTING APPARATUS - A sheet conveyance apparatus includes: a guide unit for guiding the side end of the sheet; a first roller pair arranged on the downstream side of the guide unit for conveying the sheet, including a driven roller held in contact with a whole sheet in a sheet width direction; and a second roller pair having a conveyance roller arranged on the downstream side of the roller and adapted to convey the sheet, and a plurality of pinch rollers pinching the sheet in cooperation with the conveyance roller, wherein each of the plurality of pinch rollers applies to the sheet a conveyance force inclined toward a conveyance path side end, which is nearer to the pinch roller, and wherein the smaller the distance between the pinch roller and the conveyance path side end, the greater the inclination of the conveyance force thereof. | 04-26-2012 |
20120112407 | RECORDING MATERIAL FEEDING APPARATUS AND IMAGE FORMING APPARATUS - In a sheet feeding cassette which lifts up and lifts down a bottom plate each time when a paper is fed, a recording material sensor detects that no recording materials exist when the bottom plate rises over a predetermined position. Accordingly, by measuring a period of time when it is detected that no recording materials exist during a sheet feeding operation, a stacking amount of the recording materials in a sheet feeding cassette can be detected. | 05-10-2012 |
20120119438 | RECORDING MEDIUM OVERTURNING MECHANISM AND RECORDING MEDIUM PROCESSING APPARATUS USING THE SAME - The present invention provides a recording medium overturning mechanism, comprising: a bracket ( | 05-17-2012 |
20120153566 | SHEET CONVEYOR, IMAGE FORMING APPARATUS AND IMAGE SCANNING APPARATUS - When a sheet is transported as passed through a first roller pair equipped with a torque limiter and through a second roller pair, a loop formed in the sheet between the first roller pair and the second roller pair is cleared by a method wherein the amount of sheet loop is decreased by driving the second roller pair and disabling the first roller pair and wherein at the time when the sheet loop is decreased to a predetermined amount, a velocity of clearing the loop is lowered by rotating the first roller pair at a lower peripheral velocity than that of the second roller pair. | 06-21-2012 |
20120193870 | Sheet Processing - A sheet processing system, comprising a number of drums for processing sheets, one of the drums comprising a seam area and a non-seam area, a gap between the drums, an actuator for displacing one of the drums for setting the gap, a manager, comprising a memory and a processor, that regulates the actuator current when the non-seam area passes through a nip so as to maintain a nip pressure, and signals the actuator to adjust the gap according to a predetermined gap setpoint profile when the seam area passes through the nip. | 08-02-2012 |
20120217702 | JAM PROCESSING ASSISTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE JAM PROCESSING ASSISTING DEVICE - A jam-processing assisting device that performs a jam removal process for removing a sheet jammed at a carriage roller by rotating the carriage roller includes: a motor that drives the carriage roller to rotate; a rotation-direction detecting unit that detects a direction of rotation in which the motor is required to rotate for removing a jam; and a motor-driving controlling unit that drives the motor to rotate in the direction that has been detected. The rotation-direction detecting unit determines, based on a detection of a pulling-out direction in which the jammed sheet is pulled by an external force, the pulling-out direction that has been detected as the direction of rotation of the motor and drives the motor in the direction that has been determined. | 08-30-2012 |
20120235351 | Paper Sheet Handling Apparatus - According to one embodiment, a paper sheet handling apparatus includes a supply unit including a support surface which tilts from a vertical direction, and a mounting surface substantially perpendicular to the support surface, and configured to receive a plurality of paper sheets which tilt along the support surface and are stacked on the mounting surface, a pick up mechanism configured to pick up the paper sheets from a mounting surface side of the supply unit, a conveyance path configured to convey the picked up paper sheet, an inspection device configured to inspect the conveyed paper sheet, and an accumulation unit configured to accumulate the inspected paper sheets. | 09-20-2012 |
20120242038 | PRINTING APPARATUS AND PRINTING METHOD - A printing apparatus and a printing method with the object of preventing the feed of a sheet that is not the feeding target when performing sheet re-feeding. | 09-27-2012 |
20120267848 | SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS - A sheet conveying apparatus includes a curved sheet conveyance path through which a sheet passes, and a sensor that is disposed in the sheet conveyance path and detects the passing sheet. The sensor includes a light-emitting portion that collects light from a light source and irradiates the passing sheet in an irradiating range which is broader in a sheet conveyance direction than a width direction, and a light-receiving portion that receives the light arriving at and reflected from the sheet. | 10-25-2012 |
20120286469 | SHEET PROCESSING APPARATUS - A sheet processing apparatus that is capable of aligning sheets in a sheet longitudinal direction with high accuracy when bundling the sheets. A conveyance unit conveys a sheet. A stacking unit stacks a plurality of sheets that are conveyed by the conveyance unit. A grasping member performs a grasping operation that grasps the rear end of the sheet surface of the sheets stacked on the stacking unit. A driving unit moves the grasping member. A control unit controls the driving unit so as to align the sheets stacked on the stacking unit in a sheet conveyance direction by making the grasping member contact the rear end of the stacked sheets after the sheets are stacked on the stacking unit, and controls the driving unit so that the grasping member performs the grasping operation when a following sheet is stacked on the stacked sheets. | 11-15-2012 |
20120326385 | SHEET MATERIAL FEEDING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A sheet material feeding device includes a send-out means that is pressed to contact with the uppermost surface of the sheet material stacked on the sheet material stacking member to move the contact surface in a predetermined direction for sending out the sheet material, a lift up/down means that moves the sheet material stacking member between a feeding position and a separate position, a member to be detected that can move in the up and down direction when the sheet material stacking member moves, a detecting member that can output a detection signal when the member to be detected moves to a predetermined position, and a cassette that supports the sheet material stacking member and can be attached and detached from an apparatus main body. The cassette has an engaging portion for moving the member to be detected to the predetermined position when being attached to the apparatus main body. | 12-27-2012 |
20130001870 | SHEET HOLDER FOR A PRINTER - In one example, a printer sheet holding system includes: a support for printable substrate sheets in a support area; and a movable indicator to indicate the presence in the support area of a second sheet stack on top of a first sheet stack. The indicator being movable between a first position in which the indicator extends over the support area where it can rest on top of the first stack when a first stack is supported in the support area and a second position in which the indicator is withdrawn from the support area. In another example, a method includes sensing the presence of a second stack of printable substrate sheets on top of a first stack of printable substrate sheets and, in response to sensing the presence of the second stack on the first stack, configuring the printer to print on sheets of the second substrate. | 01-03-2013 |
20130001871 | MEDIA LEVEL INDICATOR AND PRINTER HAVING SAME - A media level indicator and a printer having some are disclosed. The printer has the media level indicator, a housing and a media container slidably contained in the housing. The media level indicator includes a media detecting assembly and a level indicating assembly, wherein the media detecting assembly includes a shaft for rotatably engaged with the housing, a detecting arm fixed to the shaft and abutting the top of the paper stack, and a driving arm. The driving arm is articulated with a lever of the level indicating assembly. When the paper amount changes, the detecting arm is moved and drives the media detecting assembly to rotate, which provides motion in an indicating end of the level indicating assembly, which extends outwardly from the media container. Therefore, a change in the paper amount is indicated. | 01-03-2013 |
20130087969 | SHEET CONVEYING DEVICE - A sheet positional information updating unit of a sheet conveying device updates positional information on a leading end of a sheet by adding a sheet feed amount of a second-stage vertically conveying roller. The sheet positional information updating unit stops the update of the positional information when a first-stage vertically conveyance sensor does not detect the leading end of the sheet in the case that the positional information on the leading end of the sheet arrives at a position on an upstream side of a leading-end detection position of the first-stage vertically conveyance sensor. The sheet positional information updating unit resumes the update of the positional information on the leading end of the sheet in the case that first-stage vertically conveyance sensor detects the leading end of the sheet. | 04-11-2013 |
20130241143 | PAPER SHEET PROCESSING DEVICE - The purpose of the present invention is to provide a paper sheet processing device with a reduced number of components for detecting the presence of paper sheets on a conveyance path and which is capable of reducing costs. To achieve this aim, the paper sheet processing device has: an insertion port where paper sheets are inserted; a conveyance path along which paper sheets inserted into the insertion port are conveyed; sensors ( | 09-19-2013 |
20130264770 | SHEET MEDIUM DETECTION DEVICE AND SHEET MEDIUM PROCESSING DEVICE - The present invention provides a sheet medium detection device, which comprises a light guide bar ( | 10-10-2013 |
20130307213 | SHEET CONVEYING APPARATUS - A sheet conveying apparatus irradiates a conveyed sheet with light from a light source to receive reflected light by a line sensor and detects a side edge position of the sheet based on an output of a reading pixel of the line sensor. The reading pixel within a predetermined range facing the sheet in the line sensor is determined to be used for light quantity adjustment of the light source based on a size in a width direction orthogonal to a sheet conveying direction, and the light quantity of the light source is adjusted based on the output of the determined reading pixel. A threshold value for detecting the side edge position of the sheet is determined based on outputs of reading pixels within the region facing the sheet and outputs of the reading pixels within the region not facing the sheet in the line sensor. | 11-21-2013 |
20130313773 | MEDIUM PROCESSOR HAVING MEDIUM STORING BOXES FLEXIBLY LOADABLE IN A SLOT OF A MEDIUM STORAGE - A medium processor is provided with a medium storage which can house two small storing boxes next to each other and has plural slots into which the two small storing boxes can be detachably loaded. Thus, the two small storing boxes can be loaded in a space equivalent to one conventional bill storing box, and the small storing boxes can be detached for servicing even when there are two small storing boxes loaded in one slot. Thus, various kinds of media can be handled without impairing maintainability. | 11-28-2013 |
20140008866 | PAPER PRESSING APPARATUS FOR PRINTING APPARATUS - A paper pressing apparatus for a printing apparatus includes a bracket, a paper pressing member, a first gear, a first rolling arm, a second rolling arm, and a first elastic member. The paper pressing member is lifted up from the bracket to accommodate heavily creased or buckled papers, and then released to press the papers flat as they are drawn into the printer. | 01-09-2014 |
20140008867 | PAPER FEEDING DEVICE AND IMAGE FORMING APPARATUS - A remaining amount detector measures beforehand a distance H where there is one sheet. A motor displaces a lifting plate to a paper-feeding position upon storing paper in the feeding unit. The remaining amount detector measures a distance y1 to the lower face of a paper stack. Thereafter, upon transport of paper from the stack, a control unit causes the remaining amount detector to measure a distance y2 for every predetermined number n of fed sheets. A remaining sheet calculation unit calculates a displacement y1−y2=Δy to the bottom of the paper stack S, and calculates the thickness of one sheet on the basis of the displacement Δy and the number n of fed sheets (t=Δy/n). The remaining sheet calculation unit divides the thickness (H−y2) of the paper stack by the thickness t of one paper sheet, and calculates the number of remaining sheets m as (m=((H−y2)/t)+1). | 01-09-2014 |
20140070483 | Apparatus For Detecting A Foreign Substance On An Interleaving Paper To Be Inserted Between Glass Substrates - An apparatus for detecting a foreign substance on an interleaving paper to be inserted between glass substrates, in which the process of detecting the foreign substance on the paper is automated to improve the detection efficiency. The apparatus includes a paper-loading unit and a paper-inspecting unit configured to be connected to the paper-loading unit. The paper-inspecting unit detects a foreign substance on a surface of the paper loaded by the paper-loading unit. The apparatus also includes a paper-unloading unit, which is configured to be connected to the paper-inspecting unit, and unloads the paper from the paper-inspecting unit and then stacks the paper. The apparatus also includes a controller, which controls the paper-loading unit, the paper-inspecting unit and the paper-unloading unit to transfer the paper, and controls the paper-inspecting unit to detect the foreign substance. | 03-13-2014 |
20140117617 | Image Forming Apparatus Including Sheet Conveyer Conveying A Sheet And Guide Guiding The Sheet - An image forming apparatus includes a sheet conveyer, a main body, a movable unit movable with respect to a guide position at which the sheet is guided, a position detector outputting a position detection signal, and a controller configured to determine whether the movable unit is in the guide position based on the position detection signal, perform a feeding execution process in which controlling the conveyer to feed the sheet by a feeding amount and stop the sheet if the sheet is in a feeding area and if determining that the movable unit is not in the guide position, and perform a feeding inexecution process in which controlling the conveyer not to feed the sheet by the feeding amount and stop the sheet if the sheet is in the feeding area and if determining that the movable unit is in the guide position. | 05-01-2014 |
20140125007 | AUTOMATIC DOCUMENT FEEDER, IMAGE READING DEVICE INCLUDING THE SAME, AND IMAGE FORMING APPARATUS INCLUDING THE SAME - According to an embodiment, an ADF that feeds and conveys original document sheets one sheet by one sheet from a tray unit to a read position on a document glass by motive power from a driving motor includes: an opening/closing unit operable to open and close relative to the document glass; an open/close detection sensor that detects an open/closed state of the opening/closing unit; a first interlock switch, which is arranged between a power source and the driving motor, that is on when the opening/closing unit is closed, and vice versa; and a control circuit that determines the open/closed state of the opening/closing unit based on detection outputs of the first interlock switch and the open/close detection sensor. The control circuit determines that the opening/closing unit is in the closed state when the first interlock switch is on and the open/close detection sensor is detecting the closed state. | 05-08-2014 |
20140239583 | SHEET FEED APPARATUS, AND IMAGE FORMING APPARATUS AND IMAGE READING APPARATUS INCLUDING THE SAME - A sheet feed apparatus has sheet tray, sheet conveyance path, sheet feed roller, lift plate, and guide wall. Sheet feed roller is disposed, downstream of sheet tray in sheet conveyance direction, above central portion of sheet tray in sheet width direction perpendicular to sheet conveyance direction, so as to face central portion. Lift plate is movable upward and downward to allow sheet to contact with sheet feed roller. Guide wall is disposed downstream of lift plate in sheet conveyance direction and spaced from lift plate with predetermined gap, to guide the conveyed sheet in diagonally upward direction intersecting placing surface of sheet tray. Both end portions in sheet width direction in front edge portion, of lift plate, facing guide wall are provided with end guide surfaces, respectively, which are inclined upward relative to central portion in sheet width direction. | 08-28-2014 |
20140265111 | CONVEYANCE DEVICE, CONVEYANCE DEVICE CONTROL METHOD, AND COMPUTER PROGRAM PRODUCT - Provided is a conveyance device that includes: a conveyance unit configured to convey a conveyance object; a motor configured to drive the conveyance unit; a sensor configured to detect a position of the conveyance object; an instruction unit configured to generate an instruction signal for conveying the conveyance object to a target position; and a control unit configured to control the motor by performing a speed feedback control and control the motor so as to cancel a delay between a time when the position of the conveyance object is detected and a time when the speed feedback control is reflected on the motor. | 09-18-2014 |
20140339763 | FIXING DEVICE, IMAGE FORMING APPARATUS, AND SHEET DETECTING MECHANISM - A fixing device includes a sheet detecting mechanism configured to detect a sheet. The sheet detecting mechanism includes an actuator, a link member, and a detecting part. The actuator swings by being pushed by the sheet. The link member swings in conjunction with the swing of the actuator. The detecting part detects the swing of the link member. When a shift of a position of the actuator with respect to the detecting part is caused, the actuator slides with respect to the link member to absorb the shift. | 11-20-2014 |
20150042038 | SHEET DETECTING APPARATUS, IMAGE FORMING APPARATUS, AND IMAGE READING APPARATUS - The invention provides a sheet detecting apparatus having a small mechanical loss amount by simplifying a configuration and saving a space. | 02-12-2015 |
20150084276 | SHEET SIZE SETTING DEVICE, AND SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A sheet size setting device gives information for identifying a sheet size. The sheet size setting device includes a first rotary member, an engaging portion, a biasing member, a second rotary member, and an assisting mechanism. The first rotary member has a cylindrical shape, and is rotatable around and slidably movable along a first axis. The second rotary member is supported rotatably around a second axis parallel to the first axis. The first rotary member includes a plurality of detected portions, a plurality of engaged portions, and a first gear portion. The engaging portion is operable to engage with one of the plurality of engaged portions to thereby restrict the rotation of the first rotary member. The assisting mechanism applies a moving force to the first rotary member in the axial direction with the rotation of the second rotary member so that the engaged portion disengages from the engaging portion. | 03-26-2015 |
20150102554 | BRAKING DEVICE FOR A FLAT ELEMENT IN SHEET FORM AND METHOD FOR CLEANING SUCH A DEVICE - A braking device | 04-16-2015 |
20150102555 | SHEET CONVEYANCE APPARATUS AND IMAGE FORMING APPARATUS - A sheet conveyance apparatus includes a conveyance roller pair, an urging portion, a releasing portion, and a moving portion. The conveyance roller pair includes a first roller and a second roller, and conveys a sheet. The urging portion applies a pinching force to the conveyance roller pair. The releasing portion releases the pinching force of the conveyance roller pair against an urging force of the urging portion. The moving portion moves the conveyance roller pair, the urging portion, and the releasing portion in a width direction intersecting with a sheet conveyance direction. | 04-16-2015 |
20150115527 | SHEET CONVEYING APPARATUS AND IMAGE FORMING APPARATUS - Provided is a sheet conveying apparatus which can improve rippling of a sheet. The sheet conveying apparatus which conveys the sheet includes an electromagnetic hysteresis brake | 04-30-2015 |
20150130129 | IMAGE FORMING APPARATUS AND PAPER FEED CASSETTE - An image forming apparatus includes a body, a paper feed cassette, a rotary operating member, an engaging portion, engaged portions, and a size detection switch. The rotational operating member is rotatable. The engaging portion engages the rotary operating member with the paper feed cassette. Any one of the engaged portions is engaged by the engaging portion. The size detection switch is used to detect the size of a recording medium stored in the paper feed cassette. The rotational operating member includes a pressure portion that activates the size detection switch. The rotational force in the first direction necessary for causing the engagement to be released is greater than the rotational force in the second direction necessary for causing the engagement to be released. | 05-14-2015 |
20150137445 | DEVICE AND METHOD FOR TRANSPORTING SUBSTRATES IN A PRINTING MACHINE - The invention relates to a novel device and a novel method for transporting printable substrates in a precise manner, suitable for various types, sizes and thicknesses of substrate. The invention is also suitable for printing machines that do not come into contact with the substrate, such as ink-jet printing machines. | 05-21-2015 |
20150291379 | PAPER TRANSPORT DEVICE, AND DOCUMENT TRANSPORT DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A paper transport device includes a transport motor, a branch motor, and a processing unit. In order to generate a holding torque in the branch motor while the transport motor is rotating, the processing unit supplies the exciting current of a first current value to the branch motor in a first time period including the start of the rotation of the transport motor and an acceleration period of the rotation. In a second time period following the first time period and including a stable period in which a rotational speed of the transport motor is stable, the processing unit supplies the exciting current of a second current value, the absolute value of which is smaller than that of the first current value, to the branch motor. | 10-15-2015 |
20150298931 | IMAGE FORMING APPARATUS AND SHEET CONVEYING DEVICE - An image forming apparatus is configured to include an apparatus main body, further including an internal sheet discharge portion for ejection of a sheet having an image formed thereon; and a relay conveying unit, positioned in the internal sheet discharge portion, and configured to convey the sheet to a post-processing device. The relay conveying unit has: a body portion; a cover member positioned on a side surface of the body portion; a detection switch; and a hook positioned on the cover member. The body portion and cover member form a sheet conveying path, the cover member being turnable in vertical directions into opening and closing states, to open and form the sheet conveying path, respectively, as detected by the detection switch. The hook prevents the cover member from being turned from the closing state and switches the detection switch into an on state. | 10-22-2015 |
20150307301 | DRIVE APPARATUS, SHEET TRANSPORT APPARATUS AND SHEET COLLECTION APPARATUS - A self-hold type solenoid pulls a plunger by passage of electric current, and attracts and holds with permanent magnets also after interruption of the passage of electric current. A stopper member shifts between a regulation position for striking a front end of a transported sheet and a retracted position retracted from the regulation position by operation of the plunger. The self-hold type solenoid enhances the pull force of the plunger by being supplied with an electric current corresponding to one pulse at timing at which the transported sheet strikes the stopper member existing in the regulation position, and the stopper member is prevented from retracting by receiving an impact in striking the sheet. | 10-29-2015 |
20150336757 | MULTI-FEED DETECTION DEVICE, AND SHEET-SHAPED-OBJECT HANDLING DEVICE - A multi-feed detection device is provided with: a base; an arm rotatably supported on the base; a magnet affixed to the arm; a Hall element which is affixed to the base, and which outputs an electric signal corresponding to the strength of the magnetic field; a differentiation circuit which outputs a voltage corresponding to the differential value of the output of the Hall element; and an integration circuit which outputs a voltage corresponding to the integral value of the output of the differentiation circuit. The arm applies a force against a conveyance path by way of a spring. One or more sheets of paper conveyed on the conveyance path raise the arm, separating the magnet from the Hall element. Accordingly, the output of the integration circuit varies, and the number of sheets of paper is detected on the basis of this variation. | 11-26-2015 |
20150353306 | PRINTING APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM - A printing apparatus comprises a feeding roller configured to feed a printing sheet, a conveyance roller configured to convey the printing sheet, a printing unit configured to print on the printing sheet, a conveyance control unit configured to control conveyance of printing sheets so that a trailing edge of a preceding sheet and a leading edge of a succeeding sheet overlap each other, an acquisition unit configured to acquire, before completion of a printing operation of the preceding sheet, information of a leading edge position of the succeeding sheet, and a determination unit configured to determine whether to convey the succeeding sheet to a position facing the printing unit while keeping an overlap state between the preceding sheet and the succeeding sheet in accordance with the leading edge position of the succeeding sheet. | 12-10-2015 |
20150353307 | PRINTING APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM - A printing apparatus comprises a feeding roller configured to feed a printing sheet, a conveyance roller configured to convey the printing sheet, a printing unit configured to print on the printing sheet, a conveyance control unit configured to control conveyance of printing sheets so that a trailing edge of a preceding sheet and a leading edge of a succeeding sheet overlap each other, a determination unit configured to determine whether the leading edge of the succeeding sheet overlaps the trailing edge of the preceding sheet, and a delay unit configured to delay conveyance of the preceding sheet when the determination unit determines that the leading edge of the succeeding sheet does not overlap the trailing edge of the preceding sheet. | 12-10-2015 |
20160046457 | SHEET FEED DEVICE - A sheet feed device includes a removal sheet feed tray, a bottom plate provided in the sheet feed tray, and can be lifted up together with one or more papers stacked thereon so as to make an uppermost paper positioned at an upper limit position, a sheet feeder that feeds out the papers stacked on the bottom plate sequentially from the sheet feed tray, a sheet detection member that detects whether or not at least one paper is stacked on the sheet feed tray, an upper limit detection member that detects whether or not the uppermost paper is positioned at the upper limit position, and an evacuator that evacuates the sheet detection member and the upper limit detection member to an evacuation position where the sheet detection member and the upper limit detection member never interfere a removal and an installation of the sheet feed tray. | 02-18-2016 |
20160090255 | MEDIUM DETECTION MECHANISM, MEDIUM DETECTION METHOD, AND PRINTING APPARATUS - A medium detection mechanism includes a medium guide that holds a medium and an optical sensor including an irradiation section that emits irradiation light to the medium guide and a light receiving section that receives reflected light. An amount of received light that is received by the light receiving section from among reflected light of external light that enters the medium guide and reflected light of the irradiation light is smaller than or equal to a predetermined value. | 03-31-2016 |
20160101956 | SHEET DETECTING APPARATUS, SHEET CONVEYING APPARATUS, AND IMAGE FORMING APPARATUS - A sheet detecting apparatus including: a detection unit including a lever member having an abutment surface abutting a conveying sheet and a holding member configured to hold the lever member, the detection unit moved by the lever member pushed by the sheet; a first urging portion configured to urge the holding member to a waiting position after the sheet is separated from the abutment surface; a support portion configured to support the lever member movable with respect to the holding member to move the lever member to a retracted position for allowing the sheet to pass the lever member contacting a surface of the sheet when the holding member is in the waiting position; and a second urging portion configured to urge the lever member so that the lever member is moved from the retracted position to a position in which the abutment surface abuts a succeeding sheet. | 04-14-2016 |
20160122145 | SHEET TRANSPORT DEVICE AND IMAGE FORMING SYSTEM - A sheet transport device includes first to third rotating members, a sheet position detector, and a controller. The first member transports a sheet at a first speed. The second member transports the sheet at a second speed that is lower than the first speed. The third member in a stopped state receives the sheet and subsequently resumes transporting to perform positional correction thereon. The detector detects positions of leading and trailing edges of the sheet. The controller performs control such that, when a preset time elapses after the detector detects that the leading edge has reached the third member, the third member is caused to resume transporting at the second speed, and when the detector detects that the leading edge has passed the second member, the third member is increased in speed from the second speed to the first speed. | 05-05-2016 |
20160130102 | CONVEYANCE DEVICE, IMAGE-FORMING DEVICE, AND MEDIUM CONVEYANCE METHOD - A conveyance device includes an image-forming drum ( | 05-12-2016 |
20160137446 | SHEET DETECTING DEVICE, SHEET FEEDING UNIT INCLUDING THE SAME AND IMAGE FORMING APPARATUS - A sheet detecting device includes a moving member supported movably from a standby position to a detecting position detecting a sheet by being pushed by the sheet moving on a sheet stacking portion toward a first direction and a detecting sensor detecting the move of the moving member. The sheet detecting device also includes a retracting mechanism retracting the moving member movably to the detecting position in associate with a move of the sheet to a second direction orthogonal to the first direction. | 05-19-2016 |
20160159594 | IMAGE-FORMING APPARATUS THAT FORMS IMAGE ON LONG SHEET - An image-forming apparatus contains an external feeding tray on which a sheet is put, and a feeding roller and a sheet feeder that feed the sheet from the external feeding tray. A controller of the image-forming apparatus sets a first conveying speed and a second conveying speed that is slower than the first conveying speed, controls the sheet feeder to convey a second sheet, which has a longer length along a conveying direction thereof than the length of the external feeding tray, at the second conveying speed when the controller determines that a rear end of the second sheet projects from the external feeding tray, and hangs down from the external feeding tray based on the sheet information and controls a first sheet, which has a shorter length along a conveying direction thereof than the length of the external feeding tray, at the first conveying speed. | 06-09-2016 |
20160200534 | SHEET PROCESSING APPARATUS AND IMAGE FORMING SYSTEM | 07-14-2016 |
20160200535 | SHEET CONVEYANCE APPARATUS | 07-14-2016 |
20180027137 | AUTOMATIC DOCUMENT FEEDER | 01-25-2018 |