Abstract: An image forming apparatus includes an image forming portion, an oblique movement correcting portion including a first registration roller pair and a first moving portion, a reversing portion, and a re-feeding portion. The reversing portion includes a reversing roller pair and a second moving portion. The re-feeding portion includes a second registration roller pair. When an image is formed on a second surface of a sheet opposite from a first surface of the sheet, a side end position of the sheet is corrected by the second moving portion and oblique movement of the sheet is corrected, and then the side end position of the sheet is corrected again by the first moving means and the sheet is fed to the image forming portion.

Abstract: A method includes a bag forming process with a bag wicketing machine having a sideweld seal head that receives plies of web material, conveys the plies through the sideweld seal head, seals the plies together, cuts the plies to form a bag blank, and moves the bag blank onto an exit conveyor. Pressurized air from nozzles of a pneumatic blow down bar is directed at the bag blank. With an energized laser operatively mounted on the pneumatic blow down bar, the position of the pneumatic blow down bar relative to the bag blank and the exit of the sideweld seal head is adjusted so that a beam emanating from the laser is positioned against the bag blank at a desired location where pressurized air from the nozzles of the pneumatic blow down bar is directed against the bag blank and forces the bag blank into engagement with the conveyor.

Abstract: Provided is a recording material transporting apparatus including a transport member that transports a recording material in a transport direction, a linkage portion that moves in an intersection direction in connection with movement of the transport member in the direction intersecting the transport direction, and a rotating member that rotates about a rotating shaft disposed along the intersection direction, that includes a helical cam on a circumference of the rotating shaft, and that presses the linkage portion via the cam to move the linkage portion and the transport member in the intersection direction, wherein a common driving source supplies a driving force that the transport member uses to transport the recording material, and a driving force for rotating the rotating member.

Abstract: The printing products (24) are supplied to the discharge station (16) by receiving elements (32) of the processing device (12). The discharge station has on the one hand a removal conveyor (18) and on the other hand a clamp transporter (20) arranged downstream with respect to the removal conveyor in the direction of circulation (U) of the receiving elements (32). The gripper tongs (22) of the removal conveyor (18) grip the printing products (24) at the side rim (26) and discharge the printing products from the receiving elements (32). The respectively trailing wall (36) of each receiving element (32) is provided with a guide element (50) which respectively supports the printing product (24) in question and introduces the printing product into an opened clamp (28) of the clamp transporter (20). The clamps (28) grasp the printing products (24) at the edge (30) with which the printing products (24) previously rested against the floor (42) of the receiving elements (32).

Abstract: A paper delivery device includes a mounting shaft, a paper guide assembly attached to the mounting shaft, a first wheel, a second wheel, and a driving module configured to drive the first wheel and the second wheel to rotate in a first direction or a second direction that is reverse to the first direction. The paper guide assembly includes a first guide module attached to the mounting shaft and a second guide module attached to the mounting shaft. The first wheel abuts the first guide module. The second wheel abuts the second guide module. The first guide module and the second guide module is movable towards each other when the first wheel and the second wheel rotate in the first direction, or movable away from each other when the first wheel and the second wheel rotate in the second direction.

Abstract: A card substrate rotator comprises a substrate support, a rotator mechanism and a lift mechanism. The substrate support is configured to receive a card substrate and comprises a feed roller. The rotator mechanism is configured to rotate the substrate support about an axis. The lift mechanism is configured to move the substrate support and the axis in a vertical plane.

Abstract: A sheet processing apparatus capable of improving sheet processing performance and productivity is provided. While sheets are conveyed in a piled state toward a rear-end stopper, displacement is produced between the sheets by a pair of discharge rollers. Even if adhesion occurs between the sheets during conveyance thereof, the adhesion between the sheets can be removed before the sheets come into contact with the rear-end stopper.

Abstract: Provided is an image forming apparatus including: a support portion configured to support first and second rollers to be able to increase/decrease a distance between an axis line of the first roller and an axis line of the second roller including a second roller body; an elastic member configured to urge at least one of the first and second rollers to relatively bring it close to the other; and a regulating portion configured to regulate, at a position at which part of the plurality of first roller bodies and part of the second roller body overlap each other in a direction orthogonal to the axial direction, movement of the at least one of the first and second rollers in a direction of increasing the distance between the axis line of the first roller and the axis line of the second roller.

Abstract: A sheet conveying apparatus includes a first conveying path through which a sheet is conveyed; a reversal conveyance driving unit which drives to reversely convey the sheet conveyed through the first conveying path; a second conveying path which branches off with the first conveying path and through which the sheet reversely conveyed by the reversal conveyance driving unit is conveyed; and a movable unit which causes a branch position between the first conveying path and the second conveying path to move on a downstream side in a conveying direction of the sheet which is conveyed through the first conveying path, after a trailing end of the sheet which is conveyed through the first conveying path passes the movable unit.

Abstract: A deliverer module for a folder of a press includes a paddle wheel which receives products from the folder and subsequently deposits the products on a deliverer belt. At least the paddle wheel is displaceable in the horizontal and/or vertical direction relative to the folder.

Abstract: A device for conveying and depositing paper on at least one stack, with a device (27) for moving conveyor rollers (1) laterally in the conveying direction of the sheets and a device (28) for transmitting rotations to conveyor rollers (1), in particular to operate within a depositing device of a sheet-processing machine. In order to ensure a quicker lateral movement of conveyor rollers (1) and to protect the devices (27) and (28) from soiling and mechanical effects, members of the same are located within a rod (2), on which conveyor rollers (1) are located. Furthermore, there are possibilities to calibrate the device with respect to the position of conveyor rollers (1) and to adjust height differences within a stack with tensionless equalization.

Abstract: A paper sorting device for an image forming apparatus is capable of sorting printed paper in a zigzag pattern. The paper sorting device for the image forming apparatus has a rotating shaft which is rotated by a driving force from a driving force source, a hollow shaft into which the rotating shaft is slidably inserted so that the hollow shaft rotates with, and is reciprocated on, the rotating shaft, and reciprocating means for reciprocating the hollow shaft. Since printed paper is ejected by the reciprocating movement, the paper is automatically sorted in a zigzag pattern.

Abstract: A reciprocating tool (e.g., a reciprocating saw) comprising a housing, a spindle mounted for reciprocating movement within the housing and having an end adapted to receive a saw blade, and a blade clamp mechanism connected to the spindle and adapted to attach a saw blade to the spindle. The blade clamp mechanism includes an actuating member mounted on the end of the spindle and capable of moving relative to the spindle between an engaged position and a disengaged position, and a locking member operatively associated with the actuating member and moveable relative to the spindle between a locked position that locks a saw blade to the spindle and an unlocked position that releases the saw blade.

Abstract: The apparatus has an intermediate conveyor (18) with conveying elements (26) distributed in the circumferential direction on bearing plates (36). Each conveying element (26) has a roller segment (54), which is driven counter to the direction of circulation (U), and a belt conveyor (56) which is assigned to said roller segment. A control device (48) keeps the conveying elements (26) in a mutually parallel position during circulation in the direction of circulation (U). During movement past the receiving location (16), a rear section (82) of the roller segment (54) and the belt conveyor (56) form an introduction gap (24) for a product (14) fed by a feed conveyor (12) in each case. During further rotation, said product (14) is moved through the conveying element (26), in the conveying gap (90) now formed by the roller segment (54) and belt conveyor (56), and is deflected by means of the guide element (92).

Abstract: A delivery device conveys the sheets which are output by a laser printer for delivery onto a pile. For adaptation to the growing height of the pile, at least one conveying roll defining an output is arranged on a height-adjustable carriage. A sensor lever scans the respective height of the pile and brings about automatic tracking of the carriage. The carriage is mounted so as to be longitudinally displaceable on a drive shaft by means of at least one guide. The carriage can be moved vertically along the drive shaft by driving wheels which press against the drive shaft. By means of this device, the achievable stacking height can be multiplied relative to the standard height.

Abstract: A clutch mechanism for selectively setting up or interrupting the delivery of a drive force in accordance with a direction and an amount of rotation of a shaft is disclosed. The mechanism includes a clutch gear rotated by the rotation of a motor. A slide cam is supported by a clutch shaft in such a manner as to be unrotatable relative to the shaft. Ratchet portions respectively provided on the clutch gear and slide cam are selectively coupled or uncoupled in accordance with the direction of rotation, thereby setting up or interrupting drive transmission. A cam portion is formed integrally with the slide cam and releases the ratchet portions when a pin is brought to a preselected position on a cam surface. A cam lever selectively moves the pin toward or away from the cam surface in accordance with the direction of rotation of the clutch gear. The drive source can be shared by a driveline for rotating a shaft to a preselected angular position and other drivelines.

Abstract: Fine paper that is sized with a 2-oxetanone alkaline sizing agent and that does not encounter machine feed problems in high speed converting or reprographic machines, including continuous forms bond paper and adding machine paper, processes for converting the paper into envelopes, continuous forms bond paper and adding machine paper, and paper products of the processes.

Abstract: An image forming apparatus having a sheet transporting path which is arranged by a pair of guide members openable each other. The image forming apparatus is separated into a first unit including a photosensitive member and a second unit by the sheet transporting path. A force exerting member is provided on either one of the guide members and exerts a force on a sheet present in the sheet transporting path to remain the sheet on the guide member which is disposed on the second unit side.

Abstract: Device for extemporaneously raising a transport roller in a feeder of a sheet processing machine, wherein the transport roller is swivelably arranged on a shaft supported crosswise in a frame of the machine above a feed table, so as to execute stroking movements in synchronism with the machine and be liftable from the feed table extemporaneously by a swiveling motion of the shaft, includes an entrainer disposed on the shaft, and an adjusting member formed with a coulisse, the entrainer engaging in the coulisse with a rotary angle clearance at least equivalent to the stroking movements in synchronism with the machine, the adjusting member being swivelable, out of a stop position and counter to a spring bias, about the shaft axis and through a rotary angle greater than the rotary angle clearance.

Abstract: A scanner base for an optical scanner, including two end plates, a contact image sensor connected between the end plates, a roller mounted between holes on the end plates and disposed in contact with the contact image sensor, and a motor drive mounted on one end plate and controlled to turn the roller, causing the roller to carry the document to be scanned over the contact image sensor for scanning.

Abstract: An external media transport buffer has a carriage supported for linear motion on parallel guide rails between an imagesetter and a processor. A pair of transport rollers is mounted for rotation on the carriage. Two sensors are mounted within the buffer to detect media movement. A first sensor is positioned at an entrance to the buffer and a second sensor is positioned on the carriage on an exit side of the transport rollers. Signals are sent from the sensors to a roller transport motor and carriage transport motor and the signals are coordinated to start and stop the motors according to a predetermined sequence. A leading end of media enters the nip of the transport rollers and is held in the nip as the carriage travels from the imagesetter to the processor. A slack loop of media forms between the carriage and the imagesetter as the imagesetter feeds the media to the buffer faster than the carriage travels to the processor.

Abstract: Copying apparatus capable of high speed document exchange and high speed copying. Sets an original at the exposure position and prefeeds at least two originals to their respective standby positions. Pre-fed originals are detected by various sensors. Prefeeds copy paper for the respective originals based on the aforesaid detection results. Copying efficiency is improved by prefeeding originals and prefeeding copy paper.

Abstract: An apparatus for conveying a paper along a paper conveying path, the apparatus includes a pair of guide plates for guiding a paper in the paper conveying path, the guide plates being movable between a first position located in the paper conveying path and a second position located out of the paper conveying path and a roller located in the paper conveying path for conveying the paper. The roller is rotated in response to the moving of the guide plates from the first position to the second position so that the paper in the paper conveying path is fed from the guide plates.

Abstract: A sheet feeder, such as recirculating document handler for a copying machine, is provided with movable sheet flattening guide arms (31) for flattening out upturned sheet corner dog-ears in the leading edge of a document sheet (13A) as each sheet is fed from the stacking tray (12) of the document handler. The guide arms (31) are located adjacent to and preferably behind the front wall (29) of the tray and, as a document is fed beneath the wall, they automatically move out transversely along the leading edge of the document to flatten it, particularly at the corners (13B), thereby enabling dog-eared or curled documents to be fed without becoming jammed.

Abstract: Sheet stacking utilizing an orbital nip system by initially orbiting the nip with the sheet in the nip until the nip angle is aimed well up on the registration stacking wall above the stacking tray and adjacent the desired maximum stack height even if the tray is empty; feeding the sheet in this initial nip position out towards the wall at a preset nip feeding velocity without substantially orbiting the nip; then, when the edge of the sheet is within approximately 10 millimeters of the registration stacking wall, starting to orbit the nip with the sheet in the nip, away from the wall and downwardly at an orbiting angular velocity which is substantially slower (0.4 to 0.

Abstract: An adjustable sheet guide assembly utilizes a plurality of individually shiftable sheet guide elements. Each of these sheet guide elements is carried by a sleeve which is concentric about a hollow profile body that carries a rotatable, helically fluted shaft. Guide pins on the sleeves are received in the shaft's flutes so that rotation of the shaft or movement of one sheet guide element causes movement of all of the sheet guide elements in the adjustable sheet guide assembly.

Abstract: A document feeding system and method, such as an inserting apparatus and method, wherein marks read from control document or other documents are employed to control the operation of the system. The data read from the documents is stored in a buffer, and the direction of read-out of the buffer may be changed, for example under operator control, in order to adapt the system to control by a plurality of formats of the control marks.

Abstract: Disclosed is feeding apparatus comprising a first vibration apparatus having projections provided with a predetermined distance therebetween, the first vibration apparatus producing a first travelling vibration wave in response to an electrical signal applied thereto, and a second vibration apparatus having projections located at the positions substantially corresponding to the projections of the first vibration apparatus, the second vibration apparatus producing a second travelling vibration wave proceeding in the same direction as the first travelling vibration wave in response to an electrical signal supplied thereto thereby the sheet inserted between the projections of the first vibration apparatus and the projections of the second vibration apparatus being fed by the first and second travelling vibration waves.

Abstract: In a stacking system for sequentially feeding flimsy sheets to be stacked in a generally horizontal stack thereof in a stacking tray by ejecting the sheets sequentially out over the stack with a preset sheet ejection trajectory angle to fall by gravity and settle onto the top of the stack, first estimating the height of the stack in the stacking tray to provide a stack height control signal proportional to the height of the stack, and then changing the sheet ejection trajectory angle at which the sheets are to be ejected in response to this stack height control signal before the sheets are ejected such that the sheet ejection trajectory angle, and the height of the release point of the sheet at ejection relative to the tray, is automatically lowered for smaller stack heights and automatically raised for an increased stack height, to thereby minimize the settling time of ejected sheets onto the stack for improved restacking for a wide range of stack heights.

Abstract: A pilot release for a press feeder has a spring-loaded support for one of two pinch rollers through which stock material is fed. A cam follower attached to the support engages a cam which is driven by a servo motor. During operation of the press, a position sensor on the press outputs a signal indicative of the position of the press crankshaft. The signal is input to a signal processor which includes a motor control circuit which drives the servo motor of the press feeder. A position sensor on the servo motor also inputs a signal to the signal processor which compares the position of the press to the position of the servo motor, and drives the servo motor to synchronize the motor to the press. The synchronization is such that as pilot pins of the press contact the stock material in the press, an eccentricity of the cam engages the cam follower.

Abstract: A delivery fly arrangement for use with a folder of a printing press comprising a plurality of delivery fly wheel units mounted on a horizontally extending fly shaft journalled in a pair of frames in such a manner that they may be displaced axially on and along the fly shaft and rotated as the fly shaft is rotated; a displacement/driving system for displacing these delivery fly wheel units axially on and along the fly shaft, this displacement/driving system including a positional detector, a memory section, a control section, and an input/output section; and connecting rods, plates and arms which allow the delivery fly wheel units to rotate with the rotation of the fly shaft and which operatively connect these delivery fly wheel units to the displacement/driving system.

Abstract: There is disclosed a sheet feeding device having at least two vibration members pinching a sheet, which is frictionally driven by the travelling vibration waves generated in the vibration members. The device is further provided with a detector for detecting the state of vibration of the vibration members and generating a signal corresponding to the phase difference between the vibrations. The signal is used for correcting the vibration state of the vibrations members, thus significantly reducing the unevenness in the sheet feeding.

Abstract: There is disclosed a sheet feeding device having a vibration member for generating vibration for feeding a sheet member. The vibration member is in frictional engagement with the sheet member, which is fed by vibration generated in the vibration member. The device further has a member for controlling the amplitude of the vibration of the vibration member according to the feeding speed of the sheet member whereby the sheet can be fed with a desired speed.

Abstract: Apparatus for feeding flimsy sheets of paper or the like, particularly dog-eared or curled edge original documents a sheet corner edge guiding and flattening transverse ribs system 90, 92 is provided. The sheet feeding guide baffle surface has a plurality of spaced apart and slightly vertically extending sheet-engaging ribs 90 extending thereover, divided into two opposingly diagonal sets of plural ribs 90a and 90b on the respective sides of the sheet feeding path, extending diagonally out away from one another from the centerline of the sheet separator/feeder 80 towards the respective outer edges of their respective side of the sheet feeding path. These diagonal ribs may have their upper surfaces in a common plane but can iron out towards their respective path sides the curled or folded corners of the sheet in that side of the path. The opposing baffle surface preferably has corresponding ribs 92.

Abstract: A device is disposed in the path of paper leaving a printing unit or processor such as an office copier, facsimile or non-impact printer and has an arcuate concave guide and a feed roll which causes the paper to pass between the guide and the feed roll to decurl the paper. The space between the guide and the roller is greater than the thickness of the paper and the paper is bent in the direction opposite to its curl as it passes through the arched space, while the beam strength of the paper and the change in direction of the paper maintain adequate drive friction on the paper. The feed roll is mounted for movement laterally of the direction of paper travel to cause it to be laterally displaced or offset.

Abstract: A sheet ejector for transporting sheets discharged from a sheet handling apparatus such as electronic copying machine or facsimile machine to a sheet tray is disclosed. The sheet discharged from the sheet handling apparatus is pinched by a movable member which is moved to the sheet tray to transport the sheet therewith and to eject the sheet to the sheet tray.

Abstract: A lighttight box, for automatically delivering a photosensitive sheet of photographic film to an exposure station, includes a lid movable between a first lighttight position and a second box-opening posiiton. A clamshell film-carrying mechanism, connected to the lid, is mounted for movement (1) from a closed position internal to the box when the lid is in its lighttight position, to (2) an open film-delivery position external to the box when the lid is in its box-opening position.

Abstract: A lighttight box includes a lid movable between a first lighttight position and a second box-opening position. A clamshell film-carrying mechanism, connected to the lid, is mounted for movement (1) for a retracted position internal to the box when the lid is in its lighttight position, to (2) an extracted film-delivery position external to the box when the lid is in its box-opening position. Actuator apparatus includes a lift mechanism, attachable to the lid when the box is in a parked film-delivery position relative to a workstation, movable between a rest position in which the lid is held in its closed position, and an actuated position in which the lid is held in its box-opening position. A motor, coupled to the lift mechanism, serves for driving the lift mechanism between its rest and actuated positions.

Abstract: An idler wheel assembly having an idler wheel arm and an idler wheel rotatably mounted on one end of the arm to co-act with a feed wheel located on one side of a document track when the arm is moved from an inactive to an active position relative to the feed wheel. The arm has a pivot area which is mounted to move along the line which is perpendicular to the document track; this enables the assembly to accommodate documents of varying thicknesses. One embodiment uses a loosely mounted pivot point to effect the movement of the pivot area, and a second embodiment uses an elongated slot in the frame of the assembly to effect the movement of the pivot area along the line mentioned.

Abstract: A device for feeding blanks from a pile into an infeed arrangement for a blank processing machine, such as a folder or gluer, characterized by a frame having a plurality of conveyor units with an arrangement for laterally positioning the units in the frame depending on the width of the blank being processed, an arrangement for driving each of the units utilizing a single drive shaft and an arrangement for driving each of the conveyor units for a selected period of time during each feed cycle.

Abstract: A technique for expanding the control windows or time periods between sensors in a real time machine for diagnostics. In particular, upon indication of a malfunction of the travel of a sheet between sensors, a Service Representative is able to place the machine in a diagnostic mode and expand the time period or window for determining more precisely the degree of deviation of the errant time period from the standard range.

Abstract: There is disclosed a simplified sheet feeding system for a recording apparatus such as copier. A sheet is pinched between ribs projecting on a sheet guiding face and driven feed rollers which are movable in position and partly overlap with the projecting ribs when the sheet is absent.

Abstract: Sheets selective loading apparatus making groups of a given number of sheets discharged on a sheet stacker from sheet discharge rollers in an image recording apparatus and selectively loading the groups of sheets one on top of another alternatively on positions offset from each other. The sheet discharge rollers are movably held by a given distance in their axial direction. Sensors are provided to detect the trailing edge of sheets leaving respectively sheet-carrying rollers right upstream of the sheet discharge rollers, and the sheet discharge rollers.

Abstract: A sheet inserting guide for engaging a flexible sheet material with sheet transfer device comprising a base plate, and a restriction plate spaced from the base plate to define a sheet insertion port therebetween at an end adjacent said sheet transfer device. The restriction plate defines at least an inwardly tapered side edge at the other end thereof away from said sheet transfer device, the portion of said restriction plate defining said tapered side edge preferably being bent outwardly at an angle relative to said base plate.

Abstract: A sheet material accumulating device includes a sheet transporting section which is arranged to receiver sheets from a sheet feeding station at a feeding speed and to transport the received sheets to a slanted guide plate of an accumulating section, where the sheet transporting section releases the sheets to thereby accumulate the sheets on the guide plate. The transport speed and direction of the transporting section is controlled so that the sheet reaches the guide plate at a desired position and speed and is released from the transporting section by moving the sheet transporting section away from the guide plate, toward the sheet feeding station.

Abstract: In a currency deposit and dispensing machine, a movable stacking assembly having a pair of paddle wheels is provided in the box for receiving the deposited bills. A predetermined box for receiving the deposited bills. A predetermined space is kept between the wheels and the top of the bills stacked in the box so that the received bills can be positively stacked in the box. On dispensing bills, the weight of the paddle wheel assembly is made to press against the top of the stacked bills so that the bills can be positively fed out one by one from the box through a feed port at the bottom of the box.

Abstract: A machine for stacking and bundling flexible sheets, such as the signatures that are delivered from a printed press, includes a succession of aligned conveyors. The sheets are deposited on the first conveyor where they accumulate in a generally horizontal disposition, one on top of the other, and the first conveyor withdraws sheets from the bottom of this pile and conveys them to a gate in a shingled condition. At the gate, which is narrower in width than the sheets, the sheets bow forwardly and rise upwardly at their leading edges until they stand on edge. It is in this condition that the sheets pass onto a second conveyor which moves them through another gate that is narrower than the first gate, so that the degree of bowing increases. The second conveyor moves slower than the first conveyor and as a result the flexible sheets consolidate in the upright condition on the second conveyor.

Abstract: An electrophotographic copying machine includes a photosensitive drum on which an electrostatic latent image is formed, a developing apparatus for developing the electrostatic latent image into a toner image, a transferring apparatus for transferring the toner image to a copy paper supplied from a paper supplying portion, a fixing apparatus for heating the copy paper having the toner image transferred thereto to fix the toner image, and a paper ejecting roller for ejecting the copy paper having the toner image fixed thereto to the exterior of the machine body. The copying machine elements are arranged so that the copy paper transporting path from the paper supplying portion to the paper ejecting portion is divided into two assembly units, the assembly units which can be removed from respective predetermined attached positions toward the exterior of the copying machine body in a direction opposite from each other and parallel to the transporting direction of the copy paper.

Abstract: Sheet transport apparatus together with reproducing apparatus employing the sheet transport apparatus are provided, wherein a portion of the sheet transport comprises a first sheet guide member and a second sheet guide member in opposed spaced guiding relationship to the first sheet guide member, and defining therebetween a portion of a sheet transport path. The second sheet guide member is pivotally mounted at its upstream end and has attached at its downstream end a U-shaped member which extends from said second sheet guide member through the defined sheet transport path and into the plane of said first sheet guide member defining an aperture therein enclosing a cross sectional slice of said transport path. With this apparatus, when a sheet is transported through a portion of the sheet transport path, it passes within the aperture formed by the U-shaped member and the second sheet guide member.