Abstract: Apparatus for loading heat-activated adhesive binder strips into a binding machine where the loaded binder strip is utilized to bind a stack of sheets. A support arm with an attached thermal head is temporarily secured to the adhesive of a binder strip located external to the binding machine. The attached strip is transported into the binding machine and the released so that the strip can be used to carry out a binding operation. The thermal head temperature is controlled to levels above and below the adhesive melting point to accomplish securing and releasing the strip.

Abstract: A bookbinding machine (100) is proposed. The bookbinding machine (100) comprises a driving system (225) for driving transport elements (210a-210c) of book blocks (215a-215c) in succession across at least one engagement processing station 5 (205d) and one or more disengagement processing stations (205a,205e) which process the book blocks while stationary therein. Control means (120) stop the driving system (225) when each of the transport elements (210b) is at the engagement processing station (205d) engaged with the driving system (225) and other transport elements (210a,210c) are at the disengagement processing stations (205a,205e) disengaged from the driving system (225). A bookbinding plant comprising one or more of these bookbinding machines (100) is also proposed. Moreover, a corresponding method for operating a bookbinding machine (100), a computer program and a computer program product for implementing the method are proposed.

Abstract: A medium processing apparatus includes a conveyor, a liquid applier, and a crimper. The conveyor conveys a medium. The liquid applier applies liquid to a part of the medium conveyed by the conveyor. The medium is at least one medium. The crimper presses and deforms a bundle of media including the medium to which the liquid is applied by the liquid applier, to bind the bundle of media. The liquid applier includes a liquid application member and a retained liquid amount detector. The liquid application member applies the liquid to a position to be bound by the crimper on the medium. The retained liquid amount detector detects an amount of the liquid retained by the liquid application member.

Abstract: An image forming system includes an image forming unit configured to form a print image to be printed on a recording medium, based on a raster image and print setting information, a printing unit configured to print an image on the recording medium based on the print image, an image reading unit configured to read the image printed on the recording medium to obtain a read image, and a determination unit configured to determine whether there is an error in the image printed on the recording medium, based on the read image and the raster image. In a case where there is a predetermined difference between the raster image and the read image and the predetermined difference is based on the print setting information, the determination unit does not determine that there is an error in the printed image.

Abstract: An element for producing a jacket, folder or box, in which the element relates to a semi-finished product comprising a sheet which on at least one side is provided with a layer of hotmelt adhesive directly applied on the sheet for applying a finishing layer directly on the layer of hotmelt adhesive.

Abstract: A laminated body pressing apparatus, which can restrain damage of a first outer ridge portion or a second outer ridge portion of a positive electrode plate during roller-pressing and can restrain damage of a strip-shaped first separator of a strip-shaped negative electrode body on a positive electrode plate side, includes a first press roller, a second press roller disposed parallel to the first press roller and spaced apart from the first press roller by a roller gap, and a metal plate feeding unit to feed a strip-shaped metal plate extending in a conveyance direction to the roller gap. The apparatus roller-presses the positive electrode plate and the strip-shaped negative electrode body by the first press roller and the second press roller in a state where the strip-shaped metal plate fed by the metal plate feeding unit is placed on the positive electrode plate placed on the strip-shaped negative electrode body.

Abstract: A recording material processing apparatus includes first teeth that are used for binding processing of a recording material bundle; second teeth that move along a linear route toward the first teeth and presses the recording material bundle located between the first teeth and the second teeth; and a guide portion that is disposed along the linear route and guides the second teeth moving toward the first teeth.

Abstract: A bookbinding machine calculates a rotational speed coefficient, which represents the percent change of a rotational speed of a pump 6 relative to the reference rotational speed of the pump, depending on a thickness of a book block P to be bound and a conveying speed of a clamper by use of a first function defining a relationship between the thickness of the book block and the rotational speed coefficient and a second function defining a relationship between the rotational speed coefficient and the conveying speed of the clamper, calculates the set value of the rotational speed of the pump based on the rotational speed coefficients and the reference rotational speed, and sets the rotational speed of the pump according to the set value of the rotational speed.

Abstract: A first press unit 2 presses each of a plurality of signatures S along a fold f, the signatures being supplied one at a time with the fold facing forward. The unit is arranged a signature conveyance unit 3 that conveys each signature received from the first press unit while controlling the attitude to make the fold orthogonal to the conveyance direction. The unit is arranged a gluing unit 4 that applies glue to both lateral edges of a top surface of each signature received from the signature conveyance unit. The unit is arranged an accumulation unit 5 that sequentially stacks the signatures received from the gluing unit on one another while jogging the stacked signatures to form a book block B. The unit is arranged a second press unit 6 that discharges the book block received from the accumulation unit after pressing the same along the folds.

Abstract: A glue cartridge (130) comprises a glue tank (101), a rotatable glue spreading roller (104) connected to the glue tank, which is arranged directly below the glue tank (101) and at least one rotation means (106, 107) usable from outside the glue cartridge (130) for rotating the glue spreading roller (104). The glue spreading roller (104) of the glue cartridge is designed so that the form of the glue spreading roller (104) prevents glue from escaping from the glue tank (101) when the glue spreading roller (104) is in place and takes glue from the glue tank (101) when the glue spreading roller (104) is rotated. A block (1360) of sheets to be bound to form a book is set in a bookbinding device (1300), and glue is spread on the spine (1362) of the block (1360) in such a way that glue is obtainable from an exchangeable glue cartridge (130) by using a receiving unit (150) for the glue cartridge (130).

Abstract: A bookbinding apparatus includes an application roller that applies glue onto a back edge face of a sheet bundle and a bookbinding control unit that positions the application roller onto the back edge face and causes the roller to execute glue application. The bookbinding apparatus applies a required amount of glue determined by a sheet bundle thickness by, after applying side glues to both side surfaces of the sheet bundle, bringing the application roller in contact with a first position within a central region on the back edge face and rotating the roller in a forward direction, bringing the application roller in contact with a second position between the first position and a right side of the sheet bundle, and rotating the roller in the forward direction. The glue is leveled to form a flat layer of adhesive with an adequate thickness.

Abstract: A method and apparatus for exchanging an application roller which is aligned with a duct roller used to apply glue to a spine of a book block by rolling off the book block spine. The duct roller removes glue from a glue container to transfer glue to the application roller. At least two application rollers are arranging spaced apart, relative to each other, with one of the application rollers being positioned aligned and in contact with the duct roller. The duct roller and the at least two application rollers each have an axis of rotation that is positioned substantially normal to the conveying direction. The application rollers are moved in an axial direction with the aid of an exchanging device, such that a second one of the application rollers is moved into alignment with and against the duct roller in place of the first application roller.

Abstract: The gluing unit is provided with: a glue tank (2); a glue applicator roller (3) that applies the glue on the back (r) of a text block (P); a motor (4) that rotates the glue applicator roller; a wiper (6) that adjusts the amount of glue adhering to the glue applicator roller; a wiper drive mechanism that brings the wiper closer to or away from the glue applicator roller; and a control unit (10) that controls the wiper drive mechanism.

Abstract: 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.

Abstract: A bookbinding system includes a printing device which performs printing on text sheets and a cover sheet, a bookbinding device which binds a book by case binding a sheet stack of printed text sheets with a printed cover sheet, and an information processor which outputs bookbinding print data to the printing device. The bookbinding system includes a text sheet retainer which retains one or more types of text sheets, an environmental condition detector which detects environmental conditions in the printing device, a setting unit which sets types and numbers of text sheets, and a sheet stack thickness prediction unit which calculates a prediction value of thickness of a sheet stack including text sheets to be bound, based on the thickness and numbers of sheets of respective types set by the setting unit, according to current environmental conditions detected by the environmental condition detector.

Abstract: In accordance with one embodiment, a sheet binding apparatus comprises a pasting section and a control section. The pasting section is capable of selectively carrying out pasting processing on at least one of a plurality of different given pasting target areas on sheets to be pasted. The control section controls the execution of the pasting processing based on the pasting section so that pasting target areas of a first sheet and a second sheet other than the first sheet within a plurality of sheets to be subjected to binding processing are different.

Abstract: A booklet making method includes: cutting a web of paper on one side and on another side into first and second continuous sheets, alternately bonding the first and second continuous sheets widthwise with a setting paste and a throwaway paste to form a double set continuous sheet of paper, and cutting the double set continuous sheet of paper into split double sheets of a selected longitudinal length. A plurality of split double sheets is integrally bound with an integrating paste to form a booklet-like product. Portions of the booklet-like product which are pasted and bonded with the throwaway paste are cut off to provide a plurality of booklets. Thus, by the booklet making method, booklets having an odd number of leaves or pages are formed without waste of paper and with reduced paper jams.

Abstract: An exchangeable glue cartridge to be used in a bookbinding machine comprises a retaining arrangement which forms a self-adjusting or adjustable jaw wherein the platform of the glue cartridge can be pushed in such a way that the glue spreading roller is downward or remains downward. The jaw limits the vertical mobility of the glue cartridge in both directions by limiting the mobility of the platform. In addition, the system comprises at least one rotatable converter for transmitting the motion to at least one rotating device located in the glue cartridge while the glue cartridge is mounted in place. By means of the self-adjusting or adjustable jaw it is possible to increase the manufacturing tolerances of the glue cartridge and to prevent the glue cartridge from getting blocked in the system.

Abstract: A glue cartridge (130) comprises a glue tank (101), a rotatable glue spreading roller (104) connected to the glue tank, which is arranged directly below the glue tank (101) and at least one rotation means (106, 107) usable from outside the glue cartridge (130) for rotating the glue spreading roller (104). The glue spreading roller (104) of the glue cartridge is designed so that the form of the glue spreading roller (104) prevents glue from escaping from the glue tank (101) when the glue spreading roller (104) is in place and takes glue from the glue tank (101) when the glue spreading roller (104) is rotated. A block (1360) of sheets to be bound to form a book is set in a bookbinding device (1300), and glue is spread on the spine (1362) of the block (1360) in such a way that glue is obtainable from an exchangeable glue cartridge (130) by using a receiving unit (150) for the glue cartridge (130).

Abstract: A device for controlling the application of glue on the spine of a book. The device consists of a computerized controller that tracks the precise location of the book in the binding system, and a servo motor that controls a doctor blade, the servo motor is connected to the controller and is instructed when to open or close the doctor blade at the precise time to precisely place the glue on the book spine. The doctor blade can also be adjusted to control the thickness of the glue on the book spine.

Abstract: The gluing unit is provided with: a glue tank (2); a glue applicator roller (3) that applies the glue on the back (r) of a text block (P); a motor (4) that rotates the glue applicator roller; a wiper (6) that adjusts the amount of glue adhering to the glue applicator roller; a wiper drive mechanism that brings the wiper closer to or away from the glue applicator roller; and a control unit (10) that controls the wiper drive mechanism.

Abstract: A bookbinding apparatus includes an application roller that applies glue onto a back edge face of a sheet bundle and a bookbinding control unit that positions the application roller onto the back edge face and causes the roller to execute glue application. The bookbinding apparatus applies a required amount of glue determined by a sheet bundle thickness by, after applying side glues to both side surfaces of the sheet bundle, bringing the application roller in contact with a first position within a central region on the back edge face and rotating the roller in a forward direction, bringing the application roller in contact with a second position between the first position and a right side of the sheet bundle, and rotating the roller in the forward direction. The glue is leveled to form a flat layer of adhesive with an adequate thickness.

Abstract: A book binding machine includes a collating machine, a perfect binder and a transfer device disposed between the collating machine and the perfect binder. The collating machine and the perfect binder are actuated by a common control device. In each case, one transport segment is assigned to a respective book block clamp by the control device. The control device also has a program which, if a defective or missing book block clamp is detected, actuates the collating machine in such a way that no book block is collated for that book block clamp. A method for operating a book binding machine is also provided.

Abstract: A binding apparatus performs a binding process by bonding the end side of the sheet bundle, and is provided with a notch cutter that forms a notch in the end side used in the sheet binding process in the middle of the sheet conveyance path of the binding apparatus. The notch-forming unit includes a pair of sheet conveyance guides for forming a part of the sheet conveyance path, a cutter provided in a rotatably supported bracket, and a biasing means for applying a force to the cutter to face the sheet conveyance path formed by a pair of the sheet conveyance guides at all times.

Abstract: Method for binding a bundle of leaves (11) in a binding element (1) with a U-shaped back (2) with a base (3) and upright arms (4) and a hot-melt adhesive (8) in the back, includes introducing the bundle in the back (2), and then heating up the back (2) to melt the hot-melt adhesive (8), wherein an oversized binding element (1) is chosen in which the bundle (11) is received with a certain sideways play (C), and the binding element (1) with the hot-melt adhesive (8) in the molten state is placed between two parallel pressure bars (17) that are moved towards one another with a force in order to fold the arms (4) towards one another.

Abstract: A binding apparatus includes: an accumulating unit where a plurality of sheets having an area that serves as a binding margin is to be stacked as a sheet bundle, in which toner is fixed onto all of, or a part of, the area; a pressure unit that sandwiches the binding margin of the sheet bundle stacked on the accumulating unit therebetween and applies a pressure to the binding margin; and a heating unit that heats the toner on the binding margin that is receiving the pressure applied by the pressure unit. The pressure unit is configured to apply the pressure to the binding margin while forming a plurality of grooves and ridges in the binding margin in a direction in which the pressure is applied.

Abstract: The gluing unit is provided with a sideways glue-applying member which can engage with throat regions (s) on both sides of a spine (r) of a book body (P), and the lateral glue-applying member is provided with a pair of scrapers (7, 7). Each scraper of the pair of scrapers is configured from an elastic rod-shaped main body (7a) and a scraping part (7b). The rear ends of the main bodies (7a) are fixed to a frame (1) on both sides outside the path. The scraping parts (7b) are positioned further downstream than the top surface of a glue application roller (3) in the path. While a portion of the book body that projects downward passes between the pair of scrapers, the scraping parts engage with the throat region on both sides of the spine of the book body.

Abstract: A device for controlling the application of glue on the spine of a book. The device consists of a computerized controller that tracks the precise location of the book in the binding system, and a servo motor that controls a doctor blade, the servo motor is connected to the controller and is instructed when to open or close the doctor blade at the precise time to precisely place the glue on the book spine. The doctor blade can also be adjusted to control the thickness of the glue on the book spine.

Abstract: Apparatus is disclosed for controlling the depth of a layer of a layer of adhesive on a peripheral surface of a rotary member (e.g., a wheel) for the application of the adhesive to an object. The apparatus comprises a heated reservoir containing a supply of hot melt adhesive maintained within a desired temperature range, where the rotary member is partially immersed in the adhesive and is rotated by a motor such that the as the rotary member is rotated up out of the peripheral surface of the rotary member has the layer of adhesive thereon. A computer controls system controls the motor such that the speed of the rotary member may be increased or decreased so as to vary the depth of the adhesive on the peripheral surface of the rotary member.

Abstract: An apparatus for applying adhesive to a book block spine has an application nozzle, a nozzle opening of the application nozzle being variable and able to be adapted to the thickness of a book block to be processed. The application nozzle has a first chamber for providing adhesive and a second chamber. A first slide is provided in the region of the first chamber for changing a width of the first chamber. A second slide is provided in the region of the second chamber for changing the volume of the second chamber. The changing takes place in such a way that, when there is a change in the width of the first chamber, the sum of the volume of the first chamber and the second chamber remains constant. The apparatus allows a strictly defined application of adhesive possible even when there is a changeover to a narrower book block spine.

Abstract: A method for applying at least one strip section (14a) to a flat product composition (11a, b) wherein a strip section (14a) or an individual element of a specified length is provided and subsequently applied around a selected edge (31) of the product composition (14a, b) in a perpendicular manner with respect to said edge (31) so as to rest against the product composition (14a, b). A reliable operation that is independent of the type of the strip is achieved in that the selected edge (31) of the product composition (11a, b) is moved forward along a transporting path (12), the strip section (14a) is held ready at a specified point of the transporting path (12) so as to intersect the transporting path (12), the selected edge (31) of the product composition (11a, b) is moved past the specified point, and at the same time the selected edge (31) drives the strip section (14a) that is held ready.

Abstract: A bookbinding device includes: a heater unit which applies a predetermined heat to a bookbinding tape by a heater so that a binding portion of a sheet bundle is pressure-bonded by melting an adhesive adhered to one surface of the bookbinding tape; a heater moving unit which moves the heater; a sheet bundle moving unit which moves the sheet bundle in a nipped state; and a control unit which controls the heater moving unit and the sheet bundle moving unit so as to perform a preliminary heating step in which the binding portion of the sheet bundle is heated by the heater in advance and heat-fixing step in which a bookbinding tape is heat-fixed to the binding portion of the sheet bundle by the heater while the bookbinding tape overlaps the binding portion of the heated sheet bundle.

Abstract: An adhesive applicator is disclosed for the application of a hot melt adhesive to the spine of a book block so as to adhesively bind the book block to its respective cover so as to form a perfect bound book. The applicator has a heated head in which a small quantity of a hot melt adhesive sufficient to bind at least one book block to its cover is quickly heated to a temperature such that it may be applied to the spine. The head is brought into operative engagement with the spine and is moved with respect to the spine so that the melted adhesive forced (dispensed) out of the head onto the spine. This applicator is particularly well suited for use with print on demand book printing and binding apparatus. A method of applying the adhesive to the spine of a book block is also disclosed.

Abstract: An apparatus for binding stacks of flat parts comprising a fixing unit for fixing a stack consisting of a plurality of flat parts, a binder application device for applying liquid binder along a narrow face of the stack, and an irradiating unit for curing the binder by irradiating the binder on the narrow face of the stack, a light-emitting diode unit being used for irradiation.

Abstract: Disclosed are a scanner and an image reading apparatus including the same. The scanner can include a transparent plate, a scanning unit configured to scan a document on the transparent plate, a first sensor and a second sensor. The first sensor is positioned in a first document zone that is associated with an area in which a first document type is to be positioned based on a first alignment reference point provided on the transparent plate. The second sensor is positioned in a second document zone that is associated with an area in which a second document type of a different size is positioned based on a second alignment reference point provided on the transparent plate. The first document zone and the second document zone are non-overlapping zones. The document type and/or orientation can be determined based on the detection signals from the first and second sensors.

Abstract: A device for controlling the application of glue on the spine of a book. The device consists of a computerized controller that tracks the precise location of the book in the binding system, and a servo motor that controls a doctor blade, the servo motor is connected to the controller and is instructed when to open or close the doctor blade at the precise time to precisely place the glue on the book spine. The doctor blade can also be adjusted to control the thickness of the glue on the book spine.

Abstract: A bookbinding apparatus for producing a booklet by coating an adhesive onto a back side of a bundle of sheets and by pasting a book cover onto the back side of the bundle of sheets, comprises: an oblique cutout portion forming section to form a cutout on an edge of each sheet of the bundle of sheets in such a way that an oblique cutout portion is formed along the width of the back side of the bundle of sheets; a sheet bundle accommodating section to accommodate the bundle of sheets on which the oblique cutout portion is formed; a coating section to coat an adhesive on the back side of the bundle of sheets accommodated in the sheet bundle accommodating section; and a bookbinding section to paste a book cover on the adhesive-coated back side of the bundle of sheets so as to produce the booklet.

Abstract: A batcher unit for a book block finishing machine can include at least one receiving member to receive a plurality of sheets and stack the plurality of sheets into a book block having a binding face lying in a binding plane. The batcher unit can also include at least one adhesive applicator to apply adhesive to the at least one binding face of the book block to bind together the edges of plurality of sheets. The adhesive applicator can be moveable in relative to the binding plane and can direct a stream of adhesive toward the binding plane along a first adhesive axis when the adhesive applicator is in a first position, and along a second adhesive axis when the adhesive applicator is in a second position. The first and second adhesive axes can intersect the binding plane at respective angles.

Abstract: A binding printer is provided which has a media transport assembly configured to transport individual sheets of media along a media path, a printhead assembly configured to print on the sheets transported along the media path, and a binding assembly configured to bind together the printed sheets transported along the media path. The binding assembly has a binding platen configured to press each printed sheet transported onto a support platen to preceding sheets supported on the support platen to bind the printed sheets together, and a chassis defining an inlet for receiving the transported printed sheets and an exit hatch from which the bound printed sheets are removable.

Abstract: In a sheet finisher including an adhesive coating section, a movement mechanism, a control section that controls actions of the adhesive coating section and of the movement mechanism, is capable of multiple coating on a spine of a sheet bundle by causing the movement mechanism to move the adhesive coating section reciprocally and relatively with respect to the spine, and is capable of conducting a preparation process to cause the rotary adhesive supplying section to rotate for a prescribed period of time in a rotation direction corresponding to a movement direction of the adhesive coating section under a condition of no coating of the adhesive on the spine of the sheet bundle, after the movement direction of the adhesive coating section and the rotation direction of the rotary adhesive supplying section are switched, following the reciprocating movement in the case of the multiple coating.

Abstract: The present invention provides an adhesive application apparatus that forms a uniform application layer when applying an adhesive to a sheet bundle for a various a length or a width of the sheet bundle. The apparatus includes an applying operation controlling device including a reference value storing device for previously setting and storing a preset reference value of an application length and/or an application width of the sheet bundle, a size recognizing device for identifying an application length and/or an application width of the adhesive applied to the sheet bundle, and an application region comparing device for comparing an identified value of the application length and/or the application width of the adhesive applied to the sheet bundle from the size recognizing device with a preset reference value of the application length and/or the application width of the sheet bundle from the reference value storing device.

Abstract: A bookbinding apparatus, which is capable of being attached to an image forming apparatus, and bookbinding by adhering a cover sheet onto a spine of a sheet bundle formed by a plurality of sheets on each of which an image has been formed by the image forming apparatus, the bookbinding apparatus including: a coating section for coating adhesive onto the spine of the sheet bundle; a heater for heating the adhesive; a temperature detection section for detecting temperature of the adhesive; an input section for receiving input from a user; and a heater control section for controlling the heater based on a detection result of the temperature detection section based on the input from the input section so that temperature of the adhesive becomes a predetermined control temperature, and changing a control condition of the heater.

Abstract: Disclosed are embodiments of a system and method for treating a printed flexible book cover prior to book binding. In the embodiments, a liquid (e.g., water or a water-oil solvent mixture) can be applied (e.g., by a liquid applicator, such as a spray nozzle, sponge, brush, etc.) to the spine portion only of the book cover so that it pools on the surface. After a predetermined amount of time, the liquid can be removed (e.g., by a liquid remover, such as a vacuum, blower, heater, etc.). Allowing the spine portion of the book cover to soak in the liquid for this predetermined amount of time ensures that the liquid saturates the spine portion. Saturating the spine portion of the book cover alters the surface structure and, thereby enhances adhesion of an adhesive material (e.g., glue or tape) during a subsequent book binding process even in the presence of fuser oil.

Abstract: An adhesive applicator forms adhesive to a smooth surface at a predetermined thickness when applied to a sheet bundle edge. An adhesive storing container is disposed at an adhesive application position, and is equipped with an applicator roller device and a scraper blade that adjusts the thickness of the adhesive layer applied. A moving device drives the applicator roller device or the sheet bundle holding device so that the applicator roller device and scraper blade move relative to the sheet bundle. The scraper blade is configured to push or sweep away excess adhesive from one end of the sheet bundle to the other end thereof across the backside, removing excess adhesive while forming a smoothly finished surface of adequately softened and flow-able adhesive.

Abstract: A bookbinding apparatus which makes it possible to shorten a time period required to heat an adhesive when the power of the bookbinding apparatus is turned on again. A glue preparation section heats glue. A glue applying section applies the heated glue to a recording sheet bundle. A CPU of the bookbinding apparatus determines at the power-on of the apparatus whether or not there is a recording sheet bundle to which glue is to be applied within the apparatus. When there is no such recording sheet bundle, the glue applying section applies glue to a recording sheet bundle after the temperature of the glue has reached a first target temperature, whereas when there is such a recording sheet bundle, the glue applying section applies the glue to the recording sheet bundle after the glue temperature has reached a second target temperature lower than the first target temperature.

Abstract: A bookbinding apparatus for binding a book by coating adhesive on a spine of an aligned sheet bundle and pasting a cover sheet on the adhesive-coated spine, the bookbinding apparatus having: a coating section for coating adhesive on the spine of the sheet bundle with a variable coating thickness of the adhesive; a cover sheet pasting section for pasting a cover sheet on the adhesive-coated spine of the sheet bundle, and a control section for changing a time period from a time when adhesive coating ends to a time when the cover sheet pasting starts according to the coating thickness.

Abstract: Device for producing a book block composed of layers of connected sheets that are creased along a crease line. A stack forming station having a stack forming area assembling creased sheets, provided with glue on their outside, to form a stack for forming a book block and an abutting means delimiting the stack forming area for holding the stack and a pressing device with at least one pressing means generating pressure on the top of the stack to press the stack against the abutting means. During the generation of pressure on the top of the stack, the pressing means moves along the top of the stack in the stack forming area, and the stack forming station has an alignment device aligning a creased sheet with its first outside provided with adhesive to the abutting means.

Abstract: 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 (10) that stores adhesive; an applicator roller (30) rotatably disposed in the adhesive storage container (10); an adhesive supplier (55) that refills hot-melt adhesive to the adhesive storage container (10); heater (20) that melts the adhesive in the adhesive storage container (10); and refill volume controller (62) that controls the amount of refill adhesive of the adhesive supplier (55) are provided. The refill volume controller (61) is configured to set the adhesive refill volume based on information from adhesive detector (22a) disposed in the adhesive storage container (10); and remaining sheets determiner (62) that determines the number of sheets to coat for the sheet bundles to be coated with adhesive.

Abstract: A bookbinding apparatus comprising: an adhesive container to store melted adhesive; a heater which heats the adhesive to melt; a stirring member to stir the adhesive in the adhesive container; and a control section which controls the operation of the heater and the stirring member so that after the heater has been turned off with the termination of a coating process, the stirring member continues stirring operation and stops thereafter.

Abstract: A book block finishing machine includes a forming unit to receive a printed web and a sheeting unit downstream from the forming unit to receive the web and to separate the web into at least one plurality of sheets. The machine also includes a batcher unit that includes at least one hopper to receive and stack each plurality of sheets to form at least one book block. The batcher unit also includes at least one adhesive applicator. Each adhesive applicator is operable to apply adhesive to at least one edge of each book block to bind together the plurality of sheets forming each book block.