Fujifilm Business Innovation Patente

An image writing device includes: a writing member including an array of multiple light emitting devices that emit light for image writing; and a lighting control member that controls lighting and extinguishing of each of the light emitting devices, the lighting control member setting a light-on period for each of the light emitting devices based on an image to be written, and changing, when the light emitting devices include at least one first light emitting device for which the light-on period exceeds a predetermined range, the number of second light emitting devices to be lit, each of the second light emitting devices being disposed adjacent to the at least one first light emitting device.

A light exposure device includes a light emitter (1) that outputs light, and that is supported to be movable relative to a body (U1) of an image forming apparatus (U); a wiring member (32) connected to the light emitter, and having an extra length to allow the wiring member to be folded back near one end of the wiring member in a movement direction of the light emitter while the light emitter is attached to the body of the image forming apparatus; and a separator (21, 33) disposed at a folded-back portion of the wiring member to separate portions of the folded-back portion of the wiring member from each other.

A sheet processing device includes a collecting part configured to collect multiple sheets that are carried in; multiple lower-end-receiving members with which lower ends of the sheets collected to the collecting part are brought into contact, the lower ends being downstream ends in a carry-in direction; a binder configured to perform different kinds of binding on a part of an end portion of a sheet batch, the sheet batch being the multiple sheets collected to the collecting part, the end portion including the lower ends; and a mover-supporter supporting the binder and configured to move the binder around the end portion of the sheet batch in such a manner as to stop the binder at multiple stop positions including multiple binding positions, in which one of the multiple lower-end-receiving members is provided on a movable member that is movable in a widthwise direction that intersects the carry-in direction, in which the one lower-end-receiving member is provided with a conjugate movement mechanism configured to move the one lower-end-receiving member in conjunction with a movement of the binder, in which in response to the binder moving in a specific direction toward a predetermined one of the binding positions, the conjugate movement mechanism moves the one lower-end-receiving member in an opposite direction from a normal position by a predetermined distance, the opposite direction being opposite to the specific direction, and in which in response to the binder moving by a distance greater than the predetermined distance, the conjugate movement mechanism returns the one lower-end-receiving member to the normal position.

A sheet processing device includes a collecting part configured to collect a plurality of sheets that are carried in; a plurality of lower-end-receiving members with which lower ends of the sheets collected to the collecting part are brought into contact, the lower ends being downstream ends in a carry-in direction; a binder configured to bind a part of an end portion of a sheet batch, the sheet batch being the plurality of sheets collected to the collecting part, the end portion including the lower ends; and a mover-supporter supporting the binder and configured to move the binder around the end portion of the sheet batch in such a manner as to stop the binder at a plurality of stop positions including a plurality of binding positions, in which one of the plurality of lower-end-receiving members is provided on a movable member that is movable in a widthwise direction that intersects the carry-in direction, in which the one lower-end-receiving member is provided with a conjugate movement mechanism configured to move the one lower-end-receiving member in conjunction with a movement of the binder, in which in response to the binder moving in a specific direction toward a predetermined binding position, the conjugate movement mechanism moves the one lower-end-receiving member in the specific direction from a normal position by a predetermined distance, in which in response to the binder moving by a distance greater than the predetermined distance, the conjugate movement mechanism returns the one lower-end-receiving member to the normal position.

A post-processing device includes a first binding unit configured to bind a set of media; a second binding unit different from the first binding unit; a guiding component capable of guiding either of the first binding unit and the second binding unit to an end binding position where an end part of the set of media is to be bound by the first binding unit or the second binding unit; and an aligning component configured to align ends of the media to be bound, the ends being on a side toward which the media are transported, the aligning component being movable in a direction intersecting a direction of transport of the media when the first binding unit or the second binding unit moves along the guiding component in the direction intersecting the direction of transport of the media.

An information processing system includes a processor configured to: acquire an original image; receive a user operation on the original image; generate a pseudo-abnormal image containing an abnormal image feature on a basis of the acquired original image and the user operation; set an abnormality degree of the pseudo-abnormal image as a threshold value, the abnormality degree of the pseudo-abnormal image being acquired by inputting the pseudo-abnormal image into a learning model, the learning model being capable of calculating an abnormality degree of an image when the image is input; acquire an inspection target image; and perform an inspection on the inspection target image by comparing an abnormality degree of the inspection target image with the set threshold value, the abnormality degree of the inspection target image being acquired by inputting the inspection target image into the learning model.

A sheet guide device includes a transport guide section that has a guide surface that, by allowing a sheet that is transported to pass, guides the sheet toward a transport destination; and an auxiliary member that is chargeable, that is attached to the guide surface, and that assists in guiding the sheet, in which the auxiliary member includes multiple narrow-width portions existing side by side in a width direction that intersects a transport direction of the sheet and each having a shape whose width becomes narrower in the transport direction.

A feeding device (2) includes a rotation shaft (11), a feeding roller (21) that includes a through-hole and that is attached to an attachment position of the rotation shaft by moving along the rotation shaft from one end side of the through-hole through the rotation shaft in a case of attachment, and a stop mechanism (33, 43) that stops movement of the feeding roller before the feeding roller moves to the attachment position in a case of being moved along the rotation shaft from the other end side of the through-hole of the feeding roller through the rotation shaft.

A packaging body (50). includes four packaging materials (100a, 100b, 200a, 200b) arranged in a rectangular shape in plan view with respective corner portions (102a, 102b, 202a, 202b) as four corners, each of the four packaging materials having a first piece (110, 210) and a second piece(120, 220) connected at a corner portion in an L-shape in plan view, in which the first piece and the second piece of the packaging materials adjacent to each other are slidably connected in an approach and separation direction in which the corner portions approach and separate from each other.

A paper feeding device (50) includes a regulation member (60) that includes an abutting portion (63) abutting a leading end of a supplied paper sheet to regulate a transportation start position of the paper sheet and of which the abutting portion moves in a transportation direction of the paper sheet and a detection unit (55, 105) that detects presence or absence of the paper sheet based on movement of the regulation member caused by movement of the abutting portion.

A medium discharge system includes a sensor that outputs a medium-present signal in a case of being displaced by a medium to be transported and outputs a medium-absent signal in a case where the displacement is eliminated, a discharge roll pair that is disposed downstream of the sensor in a transport direction of the medium, sandwiches the medium, and discharges the medium to a discharge unit, a moving member that moves the discharge roll pair in a width direction, which is a direction intersecting the transport direction of the medium, and a processor, in which the processor is configured to control an operating period of the moving member based on a time point at which the sensor starts to output the medium-present signal and length information of the medium.

A paper feeding device includes a regulation member that includes an abutting portion abutting a leading end of a supplied paper sheet to regulate a transportation start position of the paper sheet and of which the abutting portion moves in a transportation direction of the paper sheet and a detection unit that detects presence or absence of the paper sheet at a position to which the paper sheet is returned in a case where the paper sheet is returned by the regulation member.

An electrostatic charge image developing toner contains toner particles containing a binder resin, a release agent, and resin particles forming a domain inside the toner particles, in which the binder resin includes a polyester resin, an average ester group concentration c1 of the binder resin is 25% by mass or more and 48% by mass or less, and in a case where an ester group concentration of the resin particles is denoted by c2, a value of c2/c1 is 0.30 or more and 0.70 or less.

An information processing system includes: a functional configuration unit; and a processor, in which the processor is configured to receive, from a user, operating software, which is software for operating the functional configuration unit, and command data for the functional configuration unit, operate the functional configuration unit based on the operating software received from the user, and cause the functional configuration unit to execute a command included in the command data.

An image forming system includes a processor configured to: set a usage right corresponding to the time of a concluded usage contract period; cause the usage right to expire for the amount of time used out of the set usage right; and if the usage right has expired entirely, activate a use-prohibited state that prohibits use of at least some functions of the system.

An electrophotographic photoreceptor includes a conductive substrate, an undercoat layer that is provided on the conductive substrate and contains an electron transport material and a binder resin, a charge generation layer that is provided on the undercoat layer, and a charge transport layer that is provided on the charge generation layer, in which, in the undercoat layer, a ratio (X1/X2) of a content X1 (% by mass) of the electron transport material in a region within 4% in a thickness direction of the undercoat layer from an interface between the undercoat layer and the charge generation layer to a content X2 (% by mass) of the electron transport material in a region exceeding 4% in the thickness direction of the undercoat layer from the interface between the undercoat layer and the charge generation layer is 0 or 78 or less.

A belt unit (F) includes an endless member (1) that is rotated, a support member (4) that supports the endless member, a counter member (Fp) that is disposed to face the support member with the endless member interposed therebetween and is in contact with the endless member at a predetermined first contact pressure, a heating section (2a) that heats the endless member, and a control unit (C) that starts heating in the heating section in a case where rotation of the endless member is started, and controls at least one of the support member or the counter member to control a contact pressure between the endless member and the counter member to a second contact pressure higher than the first contact pressure.

A belt unit (F) includes an endless member (1) that is rotated, a support member (4) that supports the endless member in a bent posture at an end portion of the support member in a rotation direction of the endless member, a counter member (Fp) that is disposed to face the support member with the endless member interposed therebetween and is in contact with the endless member at a predetermined contact pressure, a posture changing section (6) that changes a posture of a bent portion of the endless member, and a control unit (C1) that controls the posture changing section to change a posture of the endless member to a posture in which bending of the bent portion of the endless member is reduced in a case where rotation of the endless member ends.

An electrophotographic photoreceptor includes a conductive substrate, a charge generation layer that is disposed on the conductive substrate, a charge transport layer that is disposed on the charge generation layer, and an inorganic protective layer that is disposed on the charge transport layer, in which a capacitance (X1) of the charge transport layer per unit area is 0.90 × 10<-6> (F/m<2>) or more and 1.90 × 10<-6> (F/m<2>) or less, and a capacitance (X2) of the inorganic protective layer per unit area is 2.40 × 10<-5> (F/m<2>) or more and 1.10 × 10<-4> (F/m<2>) or less.

An image forming apparatus includes an apparatus body in which image formation is performed, an opening and closing member that is openable and closable with respect to the apparatus body, a first locking portion that is provided on one side of the opening and closing member and that locks the opening and closing member while sliding with respect to a locking target portion on one side of an apparatus body side, and a second locking portion that is provided on the other side of the opening and closing member and that locks the opening and closing member via a locking target portion on the other side of the apparatus body side in a state where there is a sliding resistance smaller than a sliding resistance generated in a case where the first locking portion slides with respect to the locking target portion on the one side or a state where there is no sliding resistance.

An image processing system includes a processor configured to: respectively obtain provisional positions of edges on both sides of a document in a main scanning direction from a preset reference position, from image information obtained by scanning a first surface of the document; respectively obtain provisional positions of edges on both sides of the document in the main scanning direction from the reference position, from image information obtained by scanning a second surface of the document; and respectively compare the provisional positions of the corresponding edges of the document in the main scanning direction and determine that there is an erroneous detection in the provisional positions of the edges in a case where the provisional positions of the corresponding edges are different from each other.

An information processing system includes a processor configured to: generate a three-dimensional model of a subject from an image that is captured by photographing the subject; and display information that results from comparing the image that is captured by photographing the subject with an image that is captured by rendering the three-dimensional model of the subject.

An image forming apparatus includes an electrophotographic photoreceptor in which a conductive substrate, a charge generation layer, and a charge transport layer are laminated in this order, a charging device that charges a surface of the electrophotographic photoreceptor, an electrostatic latent image forming device that forms an electrostatic latent image on the charged surface of the electrophotographic photoreceptor, a developing device that develops the electrostatic latent image formed on the surface of the electrophotographic photoreceptor with a developer containing a toner to form a toner image, a transfer device that transfers the toner image to a surface of a recording medium, and a cleaning device that has a cleaning blade for cleaning the surface of the electrophotographic photoreceptor with a contact line pressure of 2.4 gf/mm or more and 4.5 gf/mm or less, in which the charge transport layer contains a binder resin containing at least a polyarylate resin having a dicarboxylic acid unit represented by Formula (A) and a diol unit represented by Formula (B) and a polycarbonate resin, and a charge transport material. <img class="EMIRef" id="29060cb4-b28d-4d70-9482-8c0a6b975502-ia01" /> <img class="EMIRef" id="29060cb4-b28d-4d70-9482-8c0a6b975502-ia02" /> In Formula (A), n<1> is 1, 2, or 3, n<1> pieces of m<1>' s are each independently 0, 1, 2, 3, or 4, m<1> pieces of Ra<1>' s are each independently an alkyl group having 1 or more and 10 or less carbon atoms, an aryl group having 6 or more and 12 or less carbon atoms, or an alkoxy group having 1 or more and 6 or less carbon atoms. In Formula (B), Rb<1> and Rb<2> are each independently a hydrogen atom, an alkyl group having 1 or more and 20 or less carbon atoms, an aryl group having 6 or more and 12 or less carbon atoms, or an aralkyl group having 7 or more and 20 or less carbon atoms, Rb<3>, Rb<4>, Rb<5>, Rb<6>, Rb<7>, Rb<8>, Rb<9>, and Rb<10> are each independently a hydrogen atom, an alkyl group having 1 or more and 10 or less carbon atoms, an aryl group having 6 or more and 12 or less carbon atoms, an aralkyl group having 7 or more and 20 or less carbon atoms, or an alkoxy group having 1 or more and 6 or less carbon atoms, and Rb<1> and Rb<2> may be bonded to each other to form a cyclic alkyl group.

A sheet discharge and accommodation device includes: a main body having a discharge port; an accommodation portion having an accommodation surface on which a sheet discharged from the discharge port is accommodated and a side wall surface that extends from one end of the accommodation surface to a lower end of the discharge port; a discharge roll that pinches the sheet between plural roll bodies disposed on plural shafts and discharges the sheet from the discharge port to the accommodation portion; a moving unit that is provided with the discharge roll and reciprocates in a width direction intersecting a discharge direction of the sheet; and a wall surface portion that is provided in the moving unit, is present at least in a space from an upper end of the side wall surface to a shaft that is closer to the upper end among the plural shafts, and is present on a downstream side of the side wall surface in the discharge direction.

A post-processing device includes a staple fastening device that fastens a medium with a staple; a stapleless fastening device that fastens a medium without using the staple; and a guiding part that guides the staple fastening device and the stapleless fastening device such that the staple fastening device and the stapleless fastening device are movable in a width direction of a medium, in which a moving speed of the stapleless fastening device is slower than a moving speed of the staple fastening device when a moving timing of the staple fastening device and a moving timing of the stapleless fastening device overlap each other.

A medium processing apparatus (U4) includes a stapling device (9A) that binds media with staples; a stapleless binding device (9B) that binds media without the staples; a guide member (22) that guides the stapling device and the stapleless binding device in a width direction of the media; and a frame (63) disposed at a first end portion of the guide member in the width direction, the frame being positioned inward from an outer edge (66) of the stapleless binding device in a width direction of the stapleless binding device when the stapleless binding device is moved to the first end portion of the guide member.

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