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NISCA CORPORATION

NISCA CORPORATION Patent applications
Patent application numberTitlePublished
20120133231Axial gap type rotating apparatus and axial gap type generator - The invention is to provide an axial gap type rotating apparatus for enabling downsizing and high output by causing the magnetic field to pass across the coils effectively in arranging the magnets and coils to oppose one another in the axial direction of the rotor shaft, in which in arranging pluralities of segment magnets and segment coils radially to oppose one another in the circumferential direction of the rotor shaft, each segment coil is comprised of an air-core coil having a non-winding portion in the center, a segment yoke piece of soft magnetic material is provided in the non-winding portion while being in non-contact with the winding, and the segment yoke pieces are arranged discontinuously in a separate state for each of non-winding portions of a plurality of segment coils.05-31-2012
20120063005MOTOR HAVING SMALL SIZE AND HIGH OUTPUT, AND LIGHT AMOUNT ADJUSTMENT DEVICE EQUIPPED WITH THE MOTOR - A light amount adjustment device including a motor which can be reduced in size by reducing radial and axial dimensions and makes it possible to increase the motor output. The device has a stator of a motor drive mechanism formed integrally with a holding member fixed to a cam member with aperture blades and a rotary member for driving them sandwiched therebetween. A stator includes a support portion, and first and second magnetic pole portions. The first and second magnetic pole portions extend toward an outer periphery of the rotor and coils are inserted thereon from respective extending ends. The extending ends are disposed in a manner opposed to the outer periphery of the rotor. The two portions are disposed with an angle therebetween such that respective lines extending in the extending directions intersect with each other.03-15-2012
20120004086Sheet folding apparatus - To enable a sheet to be folded in an accurate position with a simplified folding mechanism in performing folding processing on the sheet with a pair of folding rollers, a second transport path is disposed in a direction for crossing a first transport path for guiding a sheet from a carry-in portion to a carrying-out portion, and in the cross portion are disposed a folding roller pair for performing folding processing on a sheet, and a folding deflecting member for inserting a fold of the sheet in the nip portion. Then, the folding deflecting member is comprised of a driven roller that comes into press-contact with a roller periphery of the folding roller pair, and a shift member for shifting the driven roller from a waiting position to an actuation position, and by the operation of shifting the driven roller from the waiting position outside the path to the actuation position, the sheet front end portion is fed to the nip portion from an upstream-side guide path formed in the second transport path. At this point, the shift velocity of the driven roller is made higher than the velocity of the sheet sent from the first transport path.01-05-2012
20110316215Post-processing apparatus and image formation system provided with the apparatus - To provide a post-processing apparatus for enabling a bunch of sheets and a single sheet to be folded in simplified structure, and further enabling the folded sheet and sheets that are not folded to be mixed and bound, the post-processing apparatus has a processing tray to collate and collect sheets to perform binding processing, and a folding processing path having a folding processing section, and a folded sheet carrying-out path for carrying out a folded sheet is provided on the downstream side of the folding processing path. Then, the folded sheet carrying-out path is comprised of a circulating path for guiding the folded sheet again to the folding processing section, a post-processing path for guiding the folded sheet to the processing tray to perform post-processing, and a sheet discharge path for guiding the folded sheet to a storage stacker.12-29-2011
20110297086Adhesive Applicator - Bookbinding apparatus adhesive applicator accurately, briefly controls adhesive temperature to a set value by selecting, in accordance with adhesive initial temperature, one of a plurality of temperature-controller heating modes defining different supply powers and supply durations for supplying power to an adhesive-container heater to control its heating temperature. A sensor detects the temperature of the adhesive in the container at applicator start-up, or on restarting a post-standby applicator. In accordance with the detected temperature, one of the heating modes is selected to heat the adhesive. The applicator warm-up time is thus set in response to the state of the adhesive: If solidified, the adhesive is heated and melted in a maximum supply-power, supply-duration mode; if low-temperature liquefied, it is heated and melted in a second-magnitude supply-power, supply-duration mode; and if the adhesive temperature is high, it is heated and melted in a minimal supply-power, supply-duration mode.12-08-2011
20110294639Sheet folding apparatus and image formation system provided with the apparatus - In a sheet folding apparatus, to enable a jammed sheet to be removed with ease when a jam occurs, a casing having a carry-in entrance and a carrying-out exit is divided into an upper unit and a lower unit via a first transport path for carrying a sheet from the carry-in entrance to the carrying-out exit, a second transport path for performing folding processing on a sheet is disposed in the direction for crossing the first transport path, and in the upper unit are disposed a sheet front end switchback path for reversing and carrying the sheet toward a folding roller pair and sheet deflecting means for guiding the sheet to the folding roller pair. Then, the upper unit is coupled to the lower unit to be openable and closable by a hinge shaft rotating around one side end portion orthogonal to the sheet transport direction of the first transport path.12-01-2011
20110233841Post-processing system - To provide a post-processing system for enabling a sheet prepared in a different printing apparatus to be mixed and undergo post-processing when the post-processing apparatus performs bookbinding finish on sheets with images formed thereon, a collecting means is provided in a post-processing section for performing post-processing on image-formed sheets, and is configured to enable a bunch of sheets to be manually set from the outside, a control section is provided with operating means for outputting a set finish signal such that the sheets have been set manually in the collecting means, and it is configured when a mode selecting means selects a mixing post-processing mode, the control section performs the post-processing on a bunch of sheets by post-processing means using the set finish signal from the operating means.09-29-2011
20110222992Bookmaking Apparatus - A bookmaking apparatus includes a first path to convey a sheet bundle, a second path to convey a cover sheet, a joining stage disposed at an intersection of the first path and the second path, a gripping conveyance device arranged for gripping and a conveyance device arranged at a downstream side of the joining stage for conveying out the cover sheet and sheet bundle. The gripping conveyance device includes clamping members to grip the sheet bundle and clamping control device for opening and closing the clamping members. The clamping control device operates the clamping members to grip a lower edge of the sheet bundle when joining the sheet bundle to the cover sheet, and the clamping members to retract to an upstream side of the first path and to grip the sheet bundle again when conveying the joined sheet bundle to the conveyance device.09-15-2011
20110212817Sheet folding apparatus - To reduce a power consumption amount of an apparatus for selectively performing folding processing in carrying a sheet from a carry-in portion to a carrying-out portion, provided are a first transport path 09-01-2011
20110211935BOOKBINDING APPARATUS, BOOKBINDING SYSTEM AND IMAGE FORMATION PROCESSING SYSTEM - In a bookbinding apparatus, an adhesive applying portion applies an adhesive to an end face of a sheet bundle allowed to stand in the substantially vertical direction, a storage portion that gathers and stores the sheet bundle which is applied with the adhesive and bound in the adhesive applying portion while letting the sheet bundle stand in the substantially vertical direction, transport means for conveying the sheet bundle while letting the sheet bundle stand in the substantially vertical direction from the adhesive applying portion to the storage portion along a substantially vertical transport path, and a cutting portion which is provided on the transport path between the adhesive applying portion and the storage portion, and which cuts an end face of the sheet bundle while letting the sheet bundle stand in the substantially vertical direction.09-01-2011
20110157666Image reading apparatus - To enable accurate image reading and concurrently therewith, enable a reading optical system to be varied easily in an apparatus configuration in which first and second read portions are disposed in planes inclined a predetermined angle, the apparatus has an apparatus housing 06-30-2011
20110109038Document transport apparatus - A document transport apparatus for transporting a document sheet to a reading portion to read the document is provided with a first switchback portion for switching back the document sheet of which the front side is read in the reading portion to transport again to the document reading portion, and a second switchback path for switching back the document sheet of which both sides are read to discharge to a sheet discharge tray, and executes the document transport operation so that two sequentially transported sheets are transported in each of the first switchback portion and the second switchback portion with the sheets overlapping in reading the both sides of the sheets, and it is thereby possible to shorten the processing time of reading both sides of the sheets and to improve productivity.05-12-2011
20110103866Sheet folding apparatus and image formation system provided with the apparatus - To provide a folding mechanism for folding a sheet with a simplified structure having no fear of causing a deviation from the fold position, wrinkle and the like, provided are a transport path 05-05-2011
20110103859Method of sheet alignment and method of post-processing comprising the same and method of image formation - A method of a sheet alignment includes carrying a sheet from a sheet discharging port; transferring the sheet on a tray device toward a sheet end regulating device; moving the sheet on the tray device in a width direction orthogonal to the sheet discharging direction for widthwise alignment; and abutting again the sheet on the tray device against the sheet end regulating device while the sheet is in the widthwise alignment. When the sheet on the tray device is transferred toward the sheet end regulating device, the sheet is transferred at a predetermined speed. Before the sheet abuts against the sheet end regulating device, the speed is reduced to provide a conveying force to the sheet without stopping. While the conveying force is continuously applied to the sheet, the sheet is aligned in the width direction to thereby prevent skewing of the sheet relative to the sheet end regulating device.05-05-2011
20110101593Sheet feeding apparatus, and sheet folding apparatus and image formation system provided with the sheet feeding apparatus - The invention enables skew of a sheet to be reliably corrected with a simplified structure in feeding the sheet to a processing position of sheet folding or the like using a roller pair. Provided are a transport roller pair (05-05-2011
20110101591Sheet folding apparatus and image formation system provided with the apparatus - A sheet transport path extending from a carry-in entrance to a carrying-out exit is made small and compact in an apparatus configuration provided with a path without performing the folding processing and another path to perform the folding processing in between the carry-in entrance and the carrying-out exit. The configuration is provided with a first transport path 05-05-2011
20110083572Card printing apparatus - A card printing apparatus for sequentially printing a plurality of colors on a card has a card supply unit for supplying a card; a card conveyance path provided linearly from the card supply unit for conveying the card; a conveyance device provided on the card conveyance path for conveying the card; a printing unit provided on the card conveyance path; a card cleaning member disposed between the card supplying unit and the printing unit provided within the returning range of the card while printing the card conveyed in reverse; and a card cleaning member moving device for moving the card cleaning member to a retreated position separated from the card cleaning member and the card conveyance path, and an operating position. The card cleaning member is moved to the retreated position when the card is conveyed in reverse while printing.04-14-2011
20110058875Sheet folding apparatus and image formation system provided with the apparatus - A sheet folding path for performing folding processing on a sequentially fed sheet to carry to the downstream side is made small and compact. An apparatus for performing folding processing on a sheet from a carry-in entrance 03-10-2011
20110051202Traveling unit driving apparatus and image reading apparatus provided with the driving apparatus - Provided is a traveling unit driving apparatus where a driving belt of the traveling unit is manufactured with ease, and concurrently therewith, can be coupled reliably to the unit in a state with high durability.03-03-2011
20110050832Printing apparatus and printing method - A printing apparatus 03-03-2011
20110049790Sheet collecting apparatus and image formation system provided with the apparatus - In the invention, to construct, in a simplified structure, a compact sheet collecting apparatus that enables sheets successively carried out of a sheet discharge outlet to be reliably collated and collected in the order of pages, a carry-in guide member is disposed between the sheet discharge outlet and sheet collecting means, and is comprised of a pivot point, a slide-contact guide surface that swings on the pivot point corresponding to a load amount of the sheet collecting means to guide a sheet front end fed from the sheet discharge outlet onto the uppermost sheet, and a sheet pressing portion that is continued to the slide-contact guide surface and that presses the uppermost sheet on the sheet collecting means. Concurrently therewith, the pivot point, slide-contact guide surface and sheet pressing portion are arranged in this order in the sheet discharge direction from the sheet discharge outlet. Then, a stopper means for regulating a front end position of a sheet to be loaded on the sheet collecting means regulates a front end position of the sheet so that a contact point, where the front end of the sheet fed from the sheet discharge outlet first comes into contact with the slide-contact guide surface, is positioned on the downstream side in the sheet discharge direction from a rear end of the sheet loaded on the sheet collecting means.03-03-2011
20110006476Sheet post-processing apparatus and image formation system provided with the apparatus - To provide a sheet post-processing apparatus enabling a sheet to be aligned in a predetermined collection position irrespective of the weighing capacity of the sheet and image formation surface in dropping and collecting the sheet onto a tray from a sheet discharge outlet, the apparatus has a tray means for collecting a sheet from the sheet discharge outlet, and a sheet discharge rotating body for transferring the sheet that is carried out to the tray means toward a sheet end regulation means, and is configured to be able to adjust the timing of shifting the sheet discharge rotating body to an operation position engaging in the sheet from a withdrawal position above the tray corresponding to image formation conditions of the sheet.01-13-2011
20110002755Bookmaking method - In bookmaking, a sheet bundle is held in a substantially vertical posture. At first an adhesive is applied to a bottom edge of the sheet bundle in a condition that the bottom edge of the sheet bundle and an adhesive application member are pressed together with a first contact pressure to apply the adhesive between the sheets. Then, the adhesive is applied to the bottom edge in a condition that the bottom edge of the sheet bundle and adhesive application member are pressed together with a second contact pressure weaker than the first contact pressure, or are in a non-contact situation.01-06-2011
20100328736Optical reader apparatus - To provide an image reading apparatus for enabling an optical carriage movably supported in a rail member to be locked reliably in a predetermined position of an apparatus frame without causing failure by shock in transport, one of the apparatus frame and optical carriage is provided with a lock member traveling between a release position and a lock position, and a biasing member for biasing the lock member in a predetermined direction, and the other one is provided with an engagement receiving portion being fitted with an engagement portion formed in the lock member. Then, the engagement portion and the engagement receiving portion are configured to inhibit movements in the scanning direction of the optical carriage in the lock position, and the biasing force of the biasing member is concurrently configured to act on the carriage in the direction orthogonal to the scanning direction so as to increase friction between the carriage and a traveling rail.12-30-2010
20100320672Sheet folding device and post-processing apparatus and image forming system comprising the same - A sheet folding device includes a sheet guide for holding a sheet bunch, a folding roll device having a first folding roll and a second folding roll, a folding blade inserting the sheet bunch supported on the sheet guide to a nip position between the first and second folding rolls, and a blade driving device for moving the folding blade from a standby position to the nip position on the folding rolls. The sheet guide has a curved guide section supporting the sheet bunch and an outlet guide section connected to the curved guide section to guide the sheet bunch to the folding rolls. The curved guide section has a curved guide plate supporting the sheet bunch so that the sheet bunch rolls back toward the folding roll device. The outlet guide section includes a pair of opposite guide plates in folding the sheet bunch by the folding blade.12-23-2010
20100283198Method of aligning sheets - In a method of aligning a sheet on a tray, the sheet on the tray is transferred toward a stopper member in one direction by a transfer device. Then, the sheet is moved in a sheet width direction perpendicular to the one direction to align the sheet in the sheet width direction by an aligning device. Further, force is provided to the sheet on the tray to move the sheet in the one direction by the transfer device while the aligning device regulates the sheet in the sheet width direction.11-11-2010
20100278617Trimming apparatus and bookbinding apparatus provided with the same - To provide a trimming apparatus that does not stain a fore edge end by an adhesive adhering to a blade receiving surface in trimming a bunch of sheets subjected to bookbinding using the adhesive, the trimming apparatus has a transport path 11-04-2010
20100260582Bookbinding Apparatus - In binding a cover sheet together with a sheet bundle, ever-accurate spine-creasing irrespective of bundle thickness is made possible. A sheet stacker stacks sheets into bundles, an adhesive applicator applies adhesive to a spine part of the sheet bundles, and a cover-sheet binder binds cover sheets together with the spine parts. The cover-sheet binder is constituted from a left-and-right pair of spine-creasing press members arranged free to shift between standby and spine-creasing positions; a shifter that reciprocates the spine-creasing press members between the standby and spine-creasing positions; and a controller. The controller functions to vary, in accordance with sheet bundle thickness, any of: (1) the standby position of the press members; (2) the start time of an operation whereby the press members are shifted from the standby to the spine-creasing position; or (3) the traveling speed of the press members in shifting from the standby to the spine-creasing position.10-14-2010
20100237726Stator structure and rotating electrical machine using the same - The invention provides a rotating electrical machine provided with stable rotation characteristics for enabling each core to be reliably fixed in arranging a plurality of cores annularly around the rotor even when the dimensional error occurs in manufacturing accuracy of each core, causing each division core itself to enhance the cooling property, and resolving instability of magnetic reluctance between division cores, where the rotating electrical machine has a plurality of stator cores obtained by laminating electromagnetic steel plates, winding coils wound around the stator cores via insulators, a pair of first and second bracket members that hold the plurality of stator cores from the front and back in the rotary shaft direction of the magnet rotor, and a fastening member that couples the first and second bracket members, in the first bracket member is formed a first contact surface for striking one end face of each of the stator cores to regulate so as to arrange the plurality of stator cores annularly, in the second bracket is formed a second contact surface for striking the other end faces of the stator cores to regulate, the first contact surface constitutes a reference plane to align one end faces of the plurality of stator cores on the same plane, the second contact surface is formed of a deformation surface deformable to follow the other end faces of the plurality of stator cores, and at least one of the pair of first and second brackets is formed of a ring-shaped magnetic material for magnetically coupling between the division cores.09-23-2010
20100225112Power generator and power generation system including this power generator - According to the present invention, there is provided a power generator that can generate power having a predetermined voltage and a predetermined current even though external energy is slight or excessively strong when generating power based on water power or wind power, the power generator comprising: a magnet rotor that rotates upon receiving rotating force from a driving source; and a stator coil arranged to face magnetic poles of the magnet rotor, the magnet rotor including: a rotary shaft rotatably and axially supported by a housing; and permanent magnets that form a plurality of magnetic poles on a concentric circle with the rotary shaft at the center. The stator coil includes: a plurality of coreless winding wires arranged to face the magnetic poles formed in the rotor; and a three-phase output terminal. Thus, the plurality of coreless winding wires are formed of effective output winding wires whose number is three or its multiple number, and they are connected with the output terminal through switching means so as to enable switching a total number of turns to a large or small value. This switching means is connected to controlling means in such a manner that the total number of turns is reduced when the rotating force from the driving source is large and the total number of turns is increased when the rotating force is small.09-09-2010
20100214803Led light source and image reading apparatus - The present invention provides an LED light source optimal as a light source of image reading apparatuses, and the light source is used in an image reading apparatus comprised of a platen for mounting a read original, a light source for lighting the read original mounted on the platen, a lens means for condensing reflected light from a main scanning line of the read original lighted by the LED light source, and a light-receiving means for receiving the reflected light from the main scanning line of the read original condensed by the lens means, and has an LED that is a light-emitting source, and a light guide for reflecting the light of the LED by an inner surface thereof to diffuse in the shape of the main scanning line, where the LED is disposed in an end portion in the main scanning line direction of the light guide, the light guide has an inner surface opposed to a light-emitting surface of the LED forming a curved reflecting surface for reflecting in the main scanning line direction, the LED is disposed out of a critical angle region at the end in the main scanning line direction of the curved reflecting surface, the light guide has a plurality of reflecting surface bodies spaced at predetermined pitches in the main scanning line direction with the bodies surface-opposed to the LED side inside an inner surface reflection optical path of the light guide to reflect the light of the LED toward the outside of the light guide along the main scanning line, and a length in the perpendicular direction to the main scanning line direction of each of the reflecting surface bodies is adjusted corresponding to a light amount to reflect.08-26-2010
20100209215ADHESIVE APPLICATION APPARATUS AND BOOKBINDING APPARATUS - The present invention provides an adhesive application apparatus that can form a uniform application layer when applying an adhesive to an end face of a sheet bundle by an application roller even though a length or a width of the sheet bundle is not less than or not greater than a predetermined size, and a liquid amount in an immersed coating layer formed between the surface of the application roller and the application surface of the sheet bundle can be adjusted by increasing or decreasing based on an application length and/or an application width of the sheet bundle. Therefore, level adjusting means for adjusting a liquid surface level in an equipped accommodating chamber including an application roller to increase or decrease is provided in a glue container. This level adjusting means increases the liquid surface level above a predetermined value by resupplying a solid adhesive to the glue container, or is configured to enable adjusting a position of a reflux amount restricting member that restricts (stems) an adhesive amount refluxed along the surface of an application roller, or configured to enable moving an occupied position of an accommodated liquid capacity adjusting member that adjusts an allowable accommodation amount of the adhesive in the accommodating chamber.08-19-2010
20100205426MICROPROCESSOR MONITORING APPARATUS AND MICROPROCESSOR MONITORING METHOD - To provide a method for enabling a microprocessor to be restarted after rewriting a program without providing a dedicated circuit and an apparatus using the method, a timer means for counting a predetermined clock is controlled in the following first and second mode, where in the first mode, the timer means is rest (count-cleared) at predetermined intervals by a program so as to monitor an operating status of the program, and in the second mode, the microprocessor is restarted without resetting the timer means at predetermined intervals by the program.08-12-2010
20100202857BOOKMAKING APPARATUS - A bookmaking apparatus includes a first path to convey a sheet bundle, a second path intersecting the first path to convey a cover sheet, a joining stage disposed at an intersection of the first path and the second path, a gripping conveyance device arranged for gripping and conveying the sheet bundle along the first path, an adhesive application device for applying adhesive to a bottom side edge of the sheet bundle, a backup member arranged to support the cover sheet at the joining stage, and a folding conveyance device for folding and conveying the cover sheet and sheet bundle. After the cover sheet and the sheet bundle are adhered together and before the backup member retracts from the first path to a position outside the first path, the gripping conveyance device is retracted to separate a bottom edge of the sheet bundle from the backup member.08-12-2010
20100189489Recording media transporting apparatus and a printer - A printer has a substantially linear transport path 07-29-2010
20100187743BOOKBINDING APPARATUS, BOOKBINDING SYSTEM AND IMAGE FORMATION PROCESSING SYSTEM - In a bookbinding apparatus, an adhesive applying portion applies an adhesive to an end face of a sheet bundle allowed to stand in the substantially vertical direction, a storage portion that gathers and stores the sheet bundle which is applied with the adhesive and bound in the adhesive applying portion while letting the sheet bundle stand in the substantially vertical direction, transport means for conveying the sheet bundle while letting the sheet bundle stand in the substantially vertical direction from the adhesive applying portion to the storage portion along a substantially vertical transport path, and a cutting portion which is provided on the transport path between the adhesive applying portion and the storage portion, and which cuts an end face of the sheet bundle while letting the sheet bundle stand in the substantially vertical direction.07-29-2010
20100150636Sheet collecting method, sheet correcting apparatus, post-processing apparatus, and image formation system - The invention provides a sheet collecting apparatus for enabling sheets to be loaded and stored in a neatly aligned state with respect to a regulation stopper disposed in a tray when loading and storing the sheets on the tray, where the apparatus has a tray means for bearing and storing sheets from a sheet discharge outlet, a regulation stopper for regulating a sheet by the sheet carried in the tray means striking the stopper, a forward/backward rotation roller for feeding the sheet carried onto the tray means from the sheet discharge outlet against the regulation stopper to align, a roller lifting/lowering means for supporting the forward/backward rotation roller to be able to move up and down between an operating position in which the roller comes into contact with an uppermost sheet and a standby position in which the roller is withdrawn above the sheet with respect to the tray means, a sheet pressing guide disposed between the forward/backward rotation roller and the regulation stopper to press the uppermost sheet on the tray means, a pressing force reducing means for reducing a pressing force of the sheet pressing guide acting on the uppermost sheet, and a control means for controlling the forward/backward rotation roller, the roller lifting/lowering means and the pressing force reducing means.06-17-2010
20100143015Sheet processing apparatus and image formation system provided with the same - The invention is to provide a sheet processing apparatus enabling a piled amount of debris paper scraps in a debris storage box to be detected accurately in a simplified mechanism in performing cutting processing on sheets, and the sheet processing apparatus is provided with an apparatus frame, sheet processing means disposed in the apparatus frame to perform cutting such as punching and trimming on a transported sheet, debris storage box for storing paper debris generated in the sheet processing means, and debris amount detecting means for detecting a debris amount inside the debris storage box, where the debris storage box is supported by the apparatus frame to be able to move to positions between an installation position for storing the paper debris and a non-installation position for removing stored paper debris in an orthogonal direction to a transport direction of the transported sheet, and the debris amount detecting means is formed of a pair of sensors arranged to oppose each other in positions for enabling the sensors to detect a debris amount piled inside the debris storage box present in the installation position in the orthogonal direction to the transport direction of the transported sheet.06-10-2010
20100140861Sheet collecting apparatus, post processing apparatus and image formation system - The invention is to enable sheets to be aligned neatly even when front ends of the sheets are displaced to the front and back in overlapping the front and rear sheets and transporting the sheets from a sheet discharge outlet onto the tray, and provides an apparatus having a sheet transport path for transporting a sheet from a carry-in entrance to a predetermined sheet discharge outlet, a tray means for bearing and storing sheets, a regulation stopper for regulating the sheet by an end edge of the sheet striking the stopper, a holding path for temporarily holding a sheet in the sheet transport path, an alignment roller for transporting the sheet fed from the sheet discharge outlet to the regulation stopper, and a control means for controlling transport of the sheet, where the control means controls so that in the first operation mode, the alignment roller applies a transport force to the sheet by a predetermined pressing force after the rear end of the sheet is carried into the tray means, and that in the second operation mode, for a period during which rear ends of overlapped sheets are carried into the tray means and then reach the regulation stopper, the alignment roller changes the pressing force acting on the sheets from strong to weak and thereby applies the stepwise varied transport force.06-10-2010
20100118355Image reading apparatus - To provide an image reading apparatus capable of reading original document images while performing control for blinking a line light source in the apparatus without causing a change in the hue of read data of the documents, the image reading apparatus is to apply light to an original document, read the reflected light, and thereby acquire image data of the document, and has a line light source for applying light to an original document, driving means for moving the document or a carriage installed with the line light source, a line sensor for receiving the reflected light of the document moving in the sub-scanning direction relatively to the carriage to convert into image data, and control means for performing control for blinking the line light source, control for driving the driving means, and control for capturing the image data from the line sensor, where the control means adjusts a light quantity of the line light source by controlling the number of times of lighting signals with a predetermined lighting time width.05-13-2010
20100097683Neutral filter, light quantity adjustment apparatus, image pickup apparatus, manfacturing method of neutral filter, and die-cutting forming apparatus neutral filter - The present invention is to provide an optical filter for enabling a neutral filter for suppressing the quantity of passage light in an optical path to be mass-produced in an accurate position of an optical path opening with correct density characteristics without fluctuations, and the neutral filter is comprised of a filter 04-22-2010
20100085615Image reading apparatus and image reading method - An image reading apparatus is provided which enables image data of high S/N ratio with constant resolution to be acquired without fluctuations in resolution over the entire area of an original document, while actualizing the compact image reading apparatus by minimizing the spaces on the opposite end sides in the sub-scanning direction of the platen, has a line light source for applying light to the original document, a carriage installed with the line light source to travel in a sub-scanning direction of the document, a stepping motor for driving the carriage, a line sensor for receiving the reflected light of the document guided by the optical means to convert into image data, and control means for performing traveling control of the carriage, blinking control of the line light source, and control for capturing the image data from the line sensor, and captures the image data from the line sensor while varying a period of a motor clock signal to drive the stepping motor for a duration of acceleration control for starting traveling of the carriage to reach constant-velocity traveling after starting reading of the document.04-08-2010
20100009829Sheet Finishing apparatus and image forming apparatus equipped with the same - A sheet finishing apparatus includes a first conveyance path connected to a sheet conveyance inlet, a second conveyance path branching from the first conveyance path, a folding roller device disposed in the second Conveyance path for folding the sheet, and a sheet discharge path arranged vertically parallel to the second conveyance path and guiding the folded sheet from the second conveyance path to a sheet conveyance outlet. The second conveyance path includes a first guide path located at a downstream side relative to the folding roller device and guiding a rear side of the sheet, and a second guide path located at an upstream side relative to the folding roller device and guiding a front side of the folded sheet conveyed from the folding roller device. A gate is formed for selectively guiding the folded sheet from the second guide path to the storage device or the sheet discharge path.01-14-2010
20090316226Image reading apparatus - It is an object to provide an image reading apparatus for facilitating an optical adjustment of a mirror in supporting a carriage installed with the mirror on right and left rail faces to enable the carriage to move along a platen.12-24-2009
20090310194Image reading system - It is an object of the invention to provide an image reading system enabling a plurality of image original document sheets to be consecutively read at high speed.12-17-2009
20090289408Sheet transport apparatus and image reading apparatus - A sheet transport apparatus is provided with a processing section having a processing position to process a sheet, and a first roller pair and a second roller pair disposed at the front and back of the processing section to transport the sheet to the processing section at a predetermined velocity. Each of driving transmission mechanisms respectively for driving the first roller pair and second roller pair is provided with a rotary shaft for supporting the roller, a rotary member provided with a circular fit hole to fit with the rotary shaft, and a holder member in which a D-shaped press-fit hole is formed to press-fit to the rotary shaft, and to the rotary shaft are attached the rotary member with the circular fit hole formed therein and the holder member with the D-shaped press-fit hole formed therein. Then, in attaching the holder member and rotary member to the rotary shaft, a concave portion of the holder member is fitted with a convex portion of the rotary member so that the rotary member and the holder member are substantially integrally coupled.11-26-2009
20090284808Document reading apparatus - Provided is a document reading apparatus in which an original document fed by feeding means to contact glass having a predetermined reading position is read by reading means. Then, the document reading apparatus is provided with a guide unit having a guide member for guiding the original document to be fed to the contact glass, and a backup unit to back up the original document to be read, and the guide unit is configured to be able to travel between a close position to near the contact glass and an open position to distance from the contact glass. In the guide unit is formed a concave portion for removably accommodating the backup unit, and the backup unit is configured so that an original document guide face of the guide member and an original document guide face in the backup unit form a continuous guide face when the guide unit travels to the close position.11-19-2009
20090275454Sheet finishing apparatus and image forming apparatus equipped with the same - A sheet finishing apparatus includes first and second conveyance devices for conveying a sheet on a sheet conveyance path, a folding roller device for folding the sheet disposed between the first and second conveyance devices, a folded sheet conveyance path for conveying a folded sheet from the folding roller device, and first and second stopper devices. The first and second stopper devices are respectively disposed downstream and upstream of the sheet conveyance path relative to the folding roller device. The first stopper device positions and aligns a leading edge of the sheet, and guides the sheet conveyed by the first conveyance device to the folding roller device, and the second stopper device positions and aligns a trailing edge of the sheet, and transfers the sheet reversely by the second conveyance device to the folding roller device.11-05-2009
20090268263Image reading apparatus - To provide an image reading apparatus enabling a long light source inside the image reading apparatus to be uniformly cooled in the main scanning direction with a simplified structure without increasing the number of components of the apparatus. An image reading apparatus having an optical reader section that has a long light source along the main scanning direction to read an original, a first holding section that holds the light source, a second holding section adjacent to the first holding section on the side surface side in the sub-scanning direction orthogonal to the main scanning direction of the first holding section, and a partition disposed between the first holding section and the second holding section, where in the partition are formed a first ventilating opening comprised of one or more openings for air inside the first holding section to move to the inside of the second holing section, and second ventilating openings comprised of a plurality of openings provided in the main scanning direction for the air inside the second holding section to move to the inside of the first holding section.10-29-2009
20090261522Sheet processing apparatus and image formation system using the apparatus - To provide a sheet processing apparatus enabling a bunch of sheets to be neatly stored on a stack tray without a crease, buckling and the like occurring in the bunch of sheets in carrying out the bunch of sheets on a processing tray to the stack tray on the downstream side, provided are a sheet discharge path (first carry-in path P10-22-2009
20090261521Sheet post-processing apparatus - To provide a sheet post-processing apparatus where a cutting means for cutting a fore-edge portion of a center-folded bunch of sheets is disposed in a position spaced from a sheet discharge outlet in an apparatus frame to eliminate the risk for inflicting a wound on the body such as the finger, hand and the like of an operator, provided are an end binding means (10-22-2009
20090202134PRINT INSPECTING APPARATUS - A print inspecting apparatus capable of identifying a page of a form corresponding to a clipped image without requiring a special barcode or printing, is provided. A print inspecting apparatus 08-13-2009
20090195851Magnet rotor, electromagnetic drive device and light quantity adjustment device using the magnet rotor - A magnet rotor includes a drive arm with a rotary shaft, and an anisotropic permanent magnet having an axis of magnetization. The drive arm is composed of a light transmitting resin. The magnet has a cylindrical shape with a hollow center portion through which the rotary shaft is disposed. The drive arm and the permanent magnet are bonded together by a light curable resin adhesive.08-06-2009
20090179375Sheet 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
20090168127Document Data Capturing Device - A document data capturing device includes a sheet supply tray for carrying documents, a sheet discharge tray located below the sheet supply tray, and a document conveying mechanism including a conveying path along which documents are guided from the sheet supply tray to the sheet discharge tray. The document data capturing device includes a first data-capturing unit and a second data-capturing unit which scan respective sides of a document conveyed by the document conveying mechanism. The first data-capturing unit and the second data-capturing unit are each configured with a reduction-optics scanning mechanism. The conveying path along which a document to be scanned by the first and second scanning mechanisms is conveyed is formed to surround the second reduction-optics data-capturing unit. Thus, the device can be made compact.07-02-2009
20090148215Finisher, Bookbinder, and Imaging System - Single perforating unit is enabled to perforate for file binders and to cut milling grooves, while with a simple structure file-binder storage and booklet-binding can be carried out reliably. Configurations include: a convey-in path for sequentially transferring sheets; a stacker for collating into bundles sheets from the convey-in path; and an adhesive-layer applicator for adding an adhesive layer to the spine-closure edge of sheet bundles from the stacker. A perforating unit is provided in along the convey-in path, and a control unit for controlling position and/or number of perforations made by the perforating unit is provided with (1) a first operation mode in which it effects the punching of a predetermined number of holes in the edge of sheets, and (2) a second operation mode in which it effects the formation of a predetermined number of crenulated grooves in the edge of sheets.06-11-2009
20090133619Adhesive Applicator and Bookbinder in Bookbinding Apparatus, and Image-Forming System Associated Therewith - Bookbinding-unit adhesive application device that does not interrupt the unit to replenish adhesive when consecutively applying adhesive to sheet bundles, and can shorten the time the system is interrupted. An adhesive storage container (05-28-2009
20090116891Printing apparatus and printing method - A printing apparatus includes a takeup reel driving motor which, after printing, takes up an ink ribbon to eliminate a slack in the ink ribbon. The printing apparatus includes a control device for comparing a distance (a) over which the ink ribbon R is taken up to eliminate the slack in the ink ribbon R with a distance (b) from a print end position to a print start position for a next color.05-07-2009
20090115832Printing apparatus and printing method - A printing apparatus includes a takeup reel driving motor which, after printing, takes up an ink ribbon to eliminate a slack in the ink ribbon. The printing apparatus includes a control device for comparing a distance (a) over which the ink ribbon R is taken up to eliminate the slack in the ink ribbon R with a distance (b) from a print end position to a print start position for a next color.05-07-2009
20090115831Method of controlling electric conduction through thermal heat and thermal printer - A thermal printer detects an environmental temperature, and directly or indirectly detects a change in tension of an ink ribbon R. A correction value is read or calculated according to at least one of the detected environmental temperature and the detected change in the tension of the ink ribbon R. Thermal energy of each heating element in the thermal head is controlled based on the correction value so as to adjustably increase or reduce number of print lines on a print medium in a sub-scanning direction.05-07-2009
20090109504Image-Capturing Apparatus and Image-Capturing System - The present invention prevents units from becoming unbalanced and falling over when an image-capturing unit is opened over an image-forming unit when an image-forming unit, image-capturing unit and document-feeding unit are stacked over each other in order. The image-capturing unit is rotatably linked to the top of the image-forming unit by a first hinge means, and the document-feeding unit having document-feeding means is rotatably linked to the top of the image-capturing unit by second hinge means. Locking means for checking rotation (opening operation of the document-feeding unit) of the second hinge means is disposed on an opposite side of the second hinge means sandwiching the document-feeding means. The locking means is composed to check the opening operation of the second hinge means when the first hinge means is opened.04-30-2009
20090097875SHEET POST-PROCESSING APPARATUS AND IMAGE FORMATION APPARATUS - In one embodiment of the present invention, a sheet post-processing apparatus includes an ejection path that successively feed sheets each with an image found thereon from an ejection outlet. A processing tray is disposed under the ejection outlet to temporarily store sheets fed from the ejection path. A port processing unit performs post processing such as binding and punching. The post processing unit is located under the ejection path and is provided with a cooling fan that sends air toward the post processing unit.04-16-2009
20090091807Image-Capturing Apparatus - Image-capturing apparatus meeting demands for high-image resolution and high-speed data capture during both still- and moving-document data-capture modes. Includes: a reading unit having first and second linear photoreceptors arrayed along an data capture sub-scanning direction, a delay circuit delaying output from the first photoreceptor, and an adding circuit adding delayed first-photoreceptor output to second-photoreceptor output; and a scanning unit illuminating from underneath the platen, and shiftable along it to guide linear reflected light from a document to the first and second photoreceptors. During a moving-document data-capture mode, the scanning unit is disposed in a data-capture position established at one edge of the platen to scan a document being conveyed, and when in a still-original data-capture mode, it is shifted from along the platen's opposite edge toward the one edge thereof to scan a stationary document.04-09-2009
20090086283Image reading apparatus and image reading system - An image reading apparatus includes a housing; image reading device for reading an image from a document being conveyed, the image reading device being located in the housing; a platen located in the housing and including a transparent member for reading the image of the document; and a scoop-up device situated at a downstream of the platen in parallel therewith to scoop up the document. The scoop-up device includes a dust collecting space for collecting dust entering the apparatus through a gap between the platen and the scoop-up member, the dust collecting space having a plate member dividing the dust collecting space into an upper dust collecting space and a lower dust collecting space; and a platen joint portion forming a part of the dust collecting space and positioned below the platen. A top surface of the platen joint portion detachably contacts a bottom surface of the platen.04-02-2009
20090085271Bookmaking apparatus - A bookmaking apparatus includes: a first path for horizontally conveying a sheet bundle; a second path for vertically conveying a cover sheet; a joining stage for joining the cover sheet and sheet bundle; a gripping conveyance device at an upstream side of the joining stage for gripping and conveying the sheet bundle along the first path; and a folding conveyance device arranged at a downstream side of the joining stage for folding and conveying out the cover sheet and sheet bundle. The gripping conveyance device includes opening and closing clamping members for gripping the sheet bundle and clamping control device for opening and closing the clamping members. The clamping control device operates to vary a gripping position of the sheet bundle by the clamping members when joining the sheet bundle to the cover sheet at the joining stage and when conveying the joined sheet bundle to the folding conveyance device.04-02-2009
20090081003Bookbinding Unit - Faulty bookbinding due to sheet-size, etc. setting errors when bundle-collated inner-leaf sheets and coversheets they are bound with are placed in respective trays is stopped before it occurs. In an inner-leaf tray and a coversheet tray: (1) sheet sensors are disposed, and when both detect sheet presence, the inner-leaf sheets are transported to an adhesive-application location, and (2) sheet-side detection sensors or (3) sheet length and width detection sensors are disposed, and in either case when from the detection information predetermined encased booklet formation is impossible, device startup is halted. Width detectors are disposed in the inner-leaf and coversheet trays for detecting opposing sides of sheets stacked therein, and a controller is configured to convey into the device interior inner-leaf sheets from the inner-leaf tray when predetermined encased booklet formation is possible with the inner-leaf sheets and coversheets.03-26-2009
20090081001Bookbinding Unit - Bookbinding unit eliminating the necessity of a user, in placing collated inner leaves onto a tray, pre-measuring the bundle thickness, and the danger of fingers getting pinched during the placement. Furnished with: inner-leaf tray; coversheet tray; gripping conveyor gripping and transporting bundles of leaf-tray sheets; coversheet conveyor feeding coversheet-tray covers and placing them in a binding location; adhesive applicator applying adhesive to bundle spine-portion endfaces; cover binder binding bundles and covers together; and controller encasing bundles in covers to form booklets. A first detector, in the inner-leaf tray, detects thickness of bundles therein, and a second detector, in the gripping conveyor, detects thickness of the gripped bundles. The controller prohibits the gripping conveyor from conveying inner leaves out from the inner-leaf tray when the thickness of a sheet bundle detected by the first detector is more than a predetermined thickness.03-26-2009
20090081000Bookbinding Unit - Bookbinding unit enabling, in encasing inner-leaf sheets in coversheets to form booklets, secure book-forming binding regardless of whether the inner-leaf sheets constitute a simple-sheet bundle or are made up of a plurality of folded-over signature sheets. Constituent components are: inner-leaf sheet tray; coversheet tray; bookbinding process path for guiding sheets from the inner-leaf sheet tray to successive adhesive-application and cover-binding locations; inner-leaf conveyor; coversheet conveyor for conveying coversheets to the cover-binding location; bundle-spine adhesive applicator in the adhesive-application location; and cover binder in the cover-binding location. Components' controller is configured to receive input as to whether inner-sheet-bundle makeup includes saddle-stitch sheets or is of simple sheets only, and, based on the bundle makeup information, varies its control of at least one of the coversheet conveyor, adhesive applicator, and cover binder.03-26-2009
20090067951Bookbinding Unit, Bookbinding Method and Image-Forming System - Affords a bookbinding method and bookbinding unit that attach the bookmarker string when binding inner-bound sheets coated with adhesive on the spine portion to the spine portion of the coversheet. Apply adhesive to a spine portion of inner-bound sheets collated and stacked into a bundle, join that sheet bundle to a spine portion of a coversheet, and fold the coversheet over the sheet bundle. At that time, the bookmarker string is attached to the booklet simultaneously by joining the sheet bundle to the coversheet with the bookmarker string placed over the inside spine portion of the coversheet.03-12-2009
20090039590Sheet Stacker and Finisher Furnished with the Same - Affords sheet stacking device that, in stacking sheets onto a loading tray, enables stacking of the sheets always in the correct posture regardless of the nature of the sheets' surface material. The sheet stacking device includes a tray unit located downstream of a sheet discharging port, a sheet-end regulating member provided on the tray unit, a conveying unit for transporting sheets carried out onto the tray unit though the sheet discharging port, toward the sheet-end regulating member, and a conveyance controller for controlling the conveying unit. In conveying toward the sheet-end regulating member a sheet having been carried onto the tray unit, the conveyance controller varies the running time during which the conveying unit applies conveyance force to the sheet, in accordance with the material nature of the sheet surface.02-12-2009
20090035095Bookbinding Unit and Image-Forming System Equipped with the Same - Bookbinding unit to avert sheets coming loose and other problems that, due to adhesive leakage in coating an adhesive onto a sheaf and pasting on a cover sheet, lead to poor binding. Provided with unit housing, sheaf retainer for retaining in an adhesive-application position sheets collated into book blocks, adhesive container for storing hot-melt adhesive, heater built-in to the adhesive container for melting the adhesive at a predetermined temperature, temperature controller for controlling the heater, applicator for applying adhesive to sheaves, and cover binder disposed downstream of the adhesive-application location for binding sheaves coated with adhesive together with cover sheets. The controller has a first sensor for detecting the adhesive temperature the adhesive container, and a second sensor for detecting ambient temperature inside the unit housing, and controls the heating temperature of the heater according to the temperatures detected by the first and second sensors.02-05-2009
20090035093Bookbinding Method, and Bookbinding Unit and Image-Forming System Equipped with the Same - Bookbinding unit that in binding an inner-leave sheet bundle together with a cover enables accurate binding of the cover onto the bundle's spine and meanwhile forms folding scores in the cover flaps. Furnished with: a stacking tray unit; a process path for sequentially transporting bundles from the tray unit into adhesive-application and cover-binding locations; an adhesive application unit, disposed in the adhesive-application location, that applies adhesive to bundles from the tray unit; a cover-supply unit that supplies covers to the cover-binding location; and a cover-binding unit, disposed in the cover-binding location, that binds sheet bundles from the adhesive-application location together with covers. The cover-binding unit has a shoulder-pressing unit that forms spine creases in the spine portion of the covers, and a flap-pressing unit that forms folds in the spine-creased sides of the covers.02-05-2009
20090035016Bookbinding Method and Bookbinding Unit, and Image-Forming System - Image-forming system and bookbinding method, for collating and stacking sheets and binding together their spine-portion edges, that allows easy insertion of foldout leaves in the course of the bookbinding processes. Bookbinding-finishing method for collating printed sheets into bundles and binding together the spine-portion edges includes: an image-forming step of sequentially forming images on a plurality of sheets, based on predetermined image data; a fold-process step of folding the printed sheets from the image-forming step; a stacking step of collating into bundles the printed sheets from the image-forming step and/or the sheets folded in the fold-process step; a bookbinding step of binding together the spine-portion edges of the sheet bundles collated in the stacking step; and a trim-finishing step of trimming true at least the fore-edge of the sheet bundles bound in the bookbinding step.02-05-2009
20090016850Bookbinding Unit and Image-Forming System - Bookbinding unit that, in feeding cover sheets to a predetermined cover-fitting position, is able to feed various sheets/leaves, yet without defacing of or scratch marks in the cover sheets, nor press marks during cover formation, occurring. Provided are an incoming sheet conveyance path for sequentially bringing in printed sheets; a stacking tray unit for stacking and collating into bundles sheets from the conveyance path; a bookbinding process path that transports sheet bundles from the stacking tray unit to a predetermined cover-binding position; and a cover feed path for feeding cover sheets to the cover-binding position. A protective-sheet storage tray for supplying jacketing sheets is annexed to the cover feed path, and a conveyance unit that overlays fed cover sheets with jacketing sheets from their storage tray and transports the jacketed cover sheets to the cover-sheet binding position is disposed in the cover feed path.01-15-2009
20090003915Ribbon spool, ribbon cassette, and printing apparatus - A ribbon spool is detachably attached to a printing apparatus for forming an image on a recording medium by using an ink ribbon. The printing apparatus has an engaging member including an engaging convex portion for engaging the ribbon spool. The ribbon spool includes a ribbon retaining portion for retaining the ink ribbon, and an engaging portion provided at one lateral side end of the ribbon spool for engaging the engaging convex portion and having a plurality of inclined grooves. The grooves have a different inclination angle from that of a lateral side face of the engaging convex portion. At least one of the grooves of the engaging portion has a point contact with the engaging convex portion at two points to engage the engaging convex portion.01-01-2009
20080316628Density filter, method of forming the density filter and apparatus thereof - A film coating method enables, when forming film layers in response to optical characteristics on a substrate, to coat gradation range layers of decreasing thickness without distributions, and to coat films on a plurality of substrates at the same time. The gradation range layer is formed by sputtering evaporation targets of dielectric substances with an introduction gas, followed by forming the films with compounds generated by applying a reactive gas to the films.12-25-2008
20080303201BOOKBINDING APPARATUS, BOOKBINDING SYSTEM AND IMAGE FORMATION PROCESSING SYSTEM - In a bookbinding apparatus, an adhesive applying portion applies an adhesive to an end face of a sheet bundle allowed to stand in the substantially vertical direction, a storage portion that gathers and stores the sheet bundle which is applied with the adhesive and bound in the adhesive applying portion while letting the sheet bundle stand in the substantially vertical direction, transport means for conveying the sheet bundle while letting the sheet bundle stand in the substantially vertical direction from the adhesive applying portion to the storage portion along a substantially vertical transport path, and a cutting portion which is provided on the transport path between the adhesive applying portion and the storage portion, and which cuts an end face of the sheet bundle while letting the sheet bundle stand in the substantially vertical direction.12-11-2008
20080286026Printer cartridge, cartridge installation detection method and printer apparatus - A cartridge detachably attached to a printer apparatus includes a casing, an ink ribbon provided in the casing, a supply spool provided in the casing for supplying the ink ribbon, and a take-up spool provided in the casing for retrieving the ink ribbon. The printer apparatus includes a locking member rotatably supported on the printer apparatus and locking the cartridge to the printer apparatus, a detection device for detecting an installation of the cartridge by detecting a locked state of the locking member, a locking portion for locking the locking member when the cartridge is installed in the printer apparatus, and a guide forcefully and rotatingly displacing the locking member from a locking position when the cartridge is pulled out from the printer apparatus.11-20-2008
20080265484Sheet post processing apparatus and image forming system - A sheet post processing apparatus of compact shape with good alignment can be obtained by providing an accumulation tray for aligning and accumulating sheets successively delivered, a post processing unit for performing a post process such as binding to a sheet stack accumulated on the accumulation tray, and a grip unit for gripping the post processed sheet stack. The post processing unit enables the accumulation tray to reciprocate in a direction transverse to a discharging direction of a sheet discharge tray. The grip unit has a grip part for gripping the sheet stack, a guide part for reciprocally guiding the grip part back and forth in the sheet discharging direction. The grip part is separable from the guide part during a movement of the post processing unit.10-30-2008
20080246208Document feeding device and document reading apparatus - A document feeding device includes an upstream guide member that forms an upstream side of a document conveying path along which a document is guided from a sheet feeding tray to a platen, and a downstream guide member located between the upstream guide member and the platen. The document feeding device has a guide moving mechanism that slidably moves the downstream guide member away from an opposite guide member located opposite the downstream guide member upon a pivoting operation of the upstream guide member. Consequently, even if the document conveyed toward the platen is, for example, inappropriately conveyed to cause jamming, the document can be easily removed without being damaged.10-09-2008
20080237962Bookbinding Apparatus and Image-Forming System Equipped with the Same - Imaging-system bookbinding apparatus avoids cutting any folded sheets mixed into booklets it trims. Furnished with: an imaging unit; a sheet-folding unit that folds imaging-unit sheets; a stacking unit that stacks sheets from the sheet-folding or image-forming units; a cover-sheet binding unit that encases stacking-unit sheet bundles with, and binds them into, cover sheets; a trimming unit that trims true the bundle fore-edge; and a fold-position computing unit that determines where a sheet is pleated by the sheet-folding unit. The sheet-folding unit has a sheet conveyance path along which folded sheets are transported elsewhere than the stacking unit, while the fold-position computing unit in a first control mode transports to the stacking unit sheets folded over by the sheet-folding unit, and in a second control mode transports them from the sheet conveyance path elsewhere than the stacking unit.10-02-2008
20080211158Sheet post-processing apparatus and image forming system comprising the same - A post-processing apparatus includes a sheet carry-in path along which sheets from a carry-in port are fed through a sheet discharging port to a downstream post-processing position, and a collecting guide, for setting and collecting the sheets into a bunch. The collecting guide is located downstream of the sheet discharging port with a difference in level between the sheet discharging port and the collecting guide, is provided. A post-processing apparatus is provided for executing a stapling process and/or a folding process on the sheet bunch collected on the collecting guide. A sheet leading end regulating device is provided for regulating a position of leading ends of the sheets collected on the collecting guide device. The sheet leading end regulating device is movable according to a sheet size so that trailing ends of the sheet ends are placed at a predetermined position below the sheet discharging port.09-04-2008

Patent applications by NISCA CORPORATION