| Patent application number | Description | Published |
|---|
| 20090166946 | SHEET FINISHING APPARATUS - According to an aspect of the invention, a shifter shifts sheets before stapling in a continuous stapling mode. A bundle of sheets is immediately discharged from the shifter after the stapling. In a sorting mode, the bundle of sheets is discharged from the shifter while the bundle of sheets is shifted in a direction perpendicular to a discharge direction of the bundle of sheets. A friction force applied to a bundle of sheet T in the discharging is distributed in the discharge direction and a direction perpendicular to the discharge direction. | 07-02-2009 |
| 20100007070 | SHEET PROCESSING APPARATUS, SHEET PROCESSING METHOD AND IMAGE FORMING APPARATUS - According to one embodiment, a sheet processing apparatus includes a first supporting member which supports a sheet and drops the sheet, a second supporting member which supports the sheet dropped from the first supporting member, a stacking member which stacks sheets, a first discharge member which discharges sheet from the first supporting member to the stacking member, a second discharge member which discharges the sheet on the second supporting member to the stacking member and a control unit. The control unit controls the first discharge member to discharge the sheet one by one from the first supporting member to the stacking member or to drop the sheet to the second supporting member on the basis of a threshold value or a predetermined value different from the threshold value. | 01-14-2010 |
| 20100007074 | SHEET FINISHING APPARATUS AND CONTROL METHOD - A sheet finishing apparatus includes: a puncher which moves between a penetrate position and a standby position; a detection unit which detects a lateral edge of a sheet; a standby tray which supports the sheet passed through the puncher, by a pair of tray members; a lateral alignment unit which holds and aligns the sheet falling off the standby tray, by a pair of alignment boards; a moving mechanism which moves the position of the standby tray or the alignment boards in a direction orthogonal to the carrying direction of the sheet; and a control unit which measures a quantity of misalignment of the sheet by using a result of detection of the lateral edge from the detection unit and controls the moving mechanism in accordance with the quantity of misalignment. | 01-14-2010 |
| 20100007084 | SHEET FINISHING APPARATUS, SHEET PUNCHING APPARATUS AND CONTROL METHOD - A sheet finishing apparatus includes a moving mechanism to move a puncher for boring punch holes in a sheet between a penetrate position and standby position, a detection section which is disposed upstream of the puncher in a sheet conveyance direction and detects a leading edge of the sheet, and a control section to control a moving mechanism based on a detection timing of the detection section and according to a size of the sheet and a movement speed of the sheet, so that a front corner of the sheet does not coincide with a position of a punching blade of the puncher when the sheet passes through the puncher. | 01-14-2010 |
| 20100194020 | SHEET CARRYING METHOD FOR SHEET FINISHING DEVICE - A sheet finishing device includes: a housing unit which houses a sheet discharged from an image forming apparatus; a carrying unit which carries the sheet discharged from the image forming apparatus in a direction of the housing unit; a standby unit which is arranged on a carrying path of the carrying unit and temporarily holds the sheet; a finishing unit which is arranged on the carrying path of the carrying unit and performs finishing of the sheet; and a control unit which, when a carrying error in the carrying unit is a first error, controls the carrying unit to stop and responses the first error to the image forming apparatus, and when the carrying error is a second error, controls the carrying unit to continue driving and responses the second error to the image forming apparatus. | 08-05-2010 |
| 20100194026 | PAPER JAM REMOVAL MECHANISM FOR SHEET FINISHING PROCESS DEVICE - A sheet finishing process device includes: a housing unit which houses a sheet discharged from an image forming unit; a carrying unit which is driven in a first direction toward the housing unit from the image forming unit or in a second direction that is opposite to the first direction, and carries the sheet discharged from the image forming unit, and carries the sheet discharged from the image forming unit; a detection unit which detects a paper jam of the sheet in the carrying unit; and a control unit which controls the carrying unit to be driven in the second direction if the detection unit detects the paper jam of the sheet. | 08-05-2010 |
| 20100209129 | IMAGE FORMING APPARATUS HAVING FIXING DEVICE THAT RESPONDS TO REQUEST WHEN USING DECOLORABLE INK - An image forming apparatus includes: a first image forming unit which forms a first image on a first recording medium with a first material which is not thermally decolorized; a second image forming unit which forms a second image on a second recording medium with a second material which is thermally decolorized; a fixing unit which is on a common carrying path shared by the first recording medium and the second recording medium and fixes the first image to the first recording medium; and a control unit which controls the fixing unit so that the temperature of the second recording medium passing through the fixing unit becomes lower than a decolorizing temperature of the second material. | 08-19-2010 |
| 20100290812 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - An image forming apparatus forms a stamp image with a stamp image developer having a color developing temperature at a color erasing temperature of an image forming developer, and forms a mask image with a mask image developer having a color re-developing temperature at a temperature not lower than a color re-developing temperature of the image forming developer. Accordingly, when a confidential document is color-erased, the stamp image develops color, and when the color-erased confidential document again develops color, it can not be read. | 11-18-2010 |
| 20100290825 | IMAGE FORMING APPARATUS, SHEET DISCHARGING APPARATUS, AND SHEET DISCHARGING METHOD - An embodiment of an image forming apparatus includes: a sheet discharging unit provided in a space between a document reading unit and an image forming unit; a stack tray on which a sheet discharged to the sheet discharging unit is stacked; a rotating mechanism configured to lift and lower, with a front surface side of the stack tray as a fulcrum, the other end of the stack tray to incline the stack tray; and a control unit configured to control an angle of inclination of the stack tray in association with the discharge of the sheet such that the angle of inclination decreases as sheets stacked on the stack tray increase. | 11-18-2010 |
| 20100290826 | PAPER BINDING APPARATUS, PAPER BINDING METHOD, AND IMAGE FORMING APPARATUS - A paper binding apparatus includes: a paper carrying unit which carries papers so as to be sequentially stacked on a tray; a binding sheet supply unit which attaches a binding sheet applied with pseudo-adhesive to a lower surface of one end of the paper first stacked on the tray in the carriage direction so as to protrude in a pectinate shape; a binding sheet attaching unit which sequentially bends a plurality of protruding pieces of the binding sheet so as to be pressed against an upper surface of one end of the carried paper whenever a new paper is carried to the tray; and a discharge unit which discharges a bundle of papers bound by the binding sheet. | 11-18-2010 |
| 20100315475 | IMAGE ERASING APPARATUS FOR ERASING IMAGE ON SHEET WHILE CARRYING SHEET - An image erasing apparatus includes: a first carrying section carrying a recording medium; a second carrying section carrying the recording medium; a branching section branching a carrying path into the first carrying section and the second carrying section; a first erasing section erasing an image of the recording medium in the first carrying section; a second erasing section erasing the image of the recording medium in the second carrying section; a third carrying section carrying the recording medium passing through the first erasing section to the second carrying section; and a control section selecting the carrying path of the recording medium depending on an image erasing mode. | 12-16-2010 |
| 20100321456 | IMAGE ERASING APPARATUS AND IMAGE ERASING METHOD - An image erasing apparatus includes an inlet receiving recording mediums sheet by sheet, a door key limiting the opening of a security box, an overlap feed sensor sensing the overlap feed of the recording mediums, plural size sensors sensing the sizes of the recording mediums, a movable tray on which the recording mediums input from the inlet are placed, a recovery box disposed below the movable tray to recover the recording mediums, and a recording medium carrying mechanism carrying the recording mediums. | 12-23-2010 |
| 20100321457 | IMAGE ERASING APPARATUS AND RECORDING MEDIUM CONVEYING METHOD FOR IMAGE ERASING APPARATUS - An image erasing apparatus includes: a paper feeding tray configured to feed a recording medium; a sensor group including a double-feed detection sensor configured to detect double feed of the recording medium and a media sensor configured to detect the thickness of the recording medium; a recording-medium collecting device, a collection box, or a discharge box configured to collect the recording medium; and a recording-medium conveying device connecting the paper feeding tray, the sensor group, and the recording-medium collecting device, the collection box, or the discharge box on a straight line. | 12-23-2010 |
| 20100323286 | IMAGE ERASING APPARATUS AND METHOD OF CARRYING RECORDING MEDIUM IN IMAGE ERASING APPARATUS - An image erasing apparatus includes a recording medium height sensor sensing the height of recording mediums stacked on a discharge tray, a discharge tray lifting and lowering mechanism lifting and lowering the discharge tray, a shifting mechanism shifting and discharging the recording mediums, and a controller controlling a discharging operation so that the height of recording mediums on the discharge tray is equal to a desired height on the basis of the output of the recording medium height sensor. | 12-23-2010 |
| 20100323287 | IMAGE ERASING APPARATUS AND IMAGE ERASING METHOD - An image erasing apparatus includes a stacking tray stacking the recording medium, a heater heating the recording medium to a temperature equal to or higher than the temperature at which developer on the recording medium is erased, a detector disposed downstream in a recording medium carrying direction from the heater to detect an image on the recording medium, a recording medium carrying mechanism picking up the recording medium, from the stacking tray sheet by sheet and carrying the picked-up recording medium, a storage box storing the image-erased recording medium by size, a lateral aligning mechanism disposed in the storage box so as to align the recording medium in the lateral direction, and a controller controlling the alignment operation of the lateral aligning mechanism. | 12-23-2010 |
| 20110033216 | IMAGE DELETE APPARATUS AND RECORDING MEDIUM CARRYING METHOD OF IMAGE DELETE APPARATUS - An image delete apparatus has a paper feed tray that feeds recording media, a group of sensors containing a double-feed detection sensor that senses double-feed of the recording media and a media sensor that senses thicknesses of the recording media, a folding unit, and an auxiliary carrying path, and includes a collecting unit that folds and collects the recording media. | 02-10-2011 |
| 20110074901 | IMAGE ERASING APPARATUS AND RECORDING MEDIUM CONVEYING METHOD FOR IMAGE ERASING APPARATUS - An image erasing apparatus includes: a paper feeding tray configured to feed a recording medium; a sensor group including a double-feed detection sensor configured to detect double feed of the recording medium and a media sensor configured to detect the thickness of the recording medium; a collecting device configured to drop the recording medium in the vertical direction and collect the recording medium; and a recording-medium conveying device configured to convey the recording medium. | 03-31-2011 |
| 20110095471 | SHEET FINISHING APPARATUS AND CONTROL METHOD - A sheet finishing apparatus includes: a puncher which moves between a penetrate position and a standby position; a detection unit which detects a lateral edge of a sheet; a standby tray which supports the sheet passed through the puncher, by a pair of tray members; a lateral alignment unit which holds and aligns the sheet falling off the standby tray, by a pair of alignment boards; a moving mechanism which moves the position of the standby tray or the alignment boards in a direction orthogonal to the carrying direction of the sheet; and a control unit which measures a quantity of misalignment of the sheet by using a result of detection of the lateral edge from the detection unit and controls the moving mechanism in accordance with the quantity of misalignment. | 04-28-2011 |
