Abstract: A fixation unit according to an embodiment includes: a first roller; a second roller disposed facing the first roller, the first roller pressed against the second roller; an endless heating member that is provided around the second roller and configured to heat developer on a medium while passing through a contact area between the first roller and the second roller; a temperature detector that contacts with the heating member at a position upstream of the contact area in a rotation direction of the heating member and is configured to detect temperature of the heating member; and a discharging member that releases electric charge of the heating member. The discharging member is disposed between the temperature detector and the contact area in the rotation direction of the heating member.

Abstract: A medium winding device for winding a medium includes: a rotatable winding member; a driver configured to rotate the winding member to wind the medium around the winding member into a roll; a rotating friction member rotatably disposed upstream of the winding member in a conveying direction in which the medium is conveyed, the rotating friction member having a high friction member forming an outer surface of the rotating friction member, and being configured to apply tension to the medium when the medium is wound around the winding member; and a tension adjusting member connected to the rotating friction member and configured to maintain the tension applied to the medium constant.

Abstract: Provided are a lens array, a lens unit, an exposure device, an LED head, and an image forming apparatus. The lens array includes a plurality of lenses arranged so as to form an array. Each of the plurality of lenses is configured so that a contour focal length which is a focal length of a ray incident on a first position separate from an optical axis is longer than a paraxial focal length which is a focal length of a ray incident on a second position in the vicinity of the optical axis.

Abstract: An image forming apparatus includes an image processing section and an image forming section. The image processing section corrects, on the basis of pieces of image data, a pixel value corresponding to an auxiliary color developer in a first pixel and thereby causes a developer amount in the first pixel to fall within a predetermined range. The pieces of image data correspond to respective developers including one or more basic color developers that configure an image and the auxiliary color developer. The developer amount in the first pixel is a total amount of the one or more basic color developers and the auxiliary color developer in the first pixel when the one or more basic color developers and the auxiliary color developer are disposed on each other. The image forming section forms an image on a transfer print medium on the basis of the pieces of processed image data processed.

Abstract: A developer container according to an embodiment includes: a container having a space that contains a developer; an optical system includes a first optical member including first end face exposed to a containing space in the container and a second optical member including a second end face exposed to the containing space and being opposed to the first end face in a first direction, and on which the light is incident through the second end face; a shaft provided in the containing space to be rotatable about the first direction; a cleaning member provided to the shaft to be movable in the first direction to clean the first and second end faces by passing through a gap with a rotation of the shaft; and a guide member provided upstream of the optical system and that comes into contact with the cleaning member to guide the cleaning member to a gap.

Abstract: An image formation apparatus according to one or more embodiments may include: a first conveyer; a second conveyer provided downstream of the first conveyer; a detector that detects a deflection of the medium between the first and second conveyers; a speed controller that controls a speed of the second conveyer within a first speed range; a calculator that calculates an average convey speed of the second conveyer. The calculator calculates a first average speed in a first period from when a leading end of the medium reaches the second conveyer to when the medium is conveyed a predetermined distance from the second conveyer. The speed controller changes, after the first period elapses, the speed of the second conveyer within a second speed range with the calculated first average convey speed as a criteria speed of the second conveyer, based on the detection result from the detector.

Abstract: An information processor includes an image data generating circuitry and a communicator. The image data generating circuitry includes a logical page generating circuitry and a page adjusting circuitry, and generates image data. The logical page generating circuitry generates a plurality of logical pages each containing a plurality of pages. The page adjusting circuitry adjusts number of pages of the plurality of pages contained in a first logical page of the plurality of logical pages. The image data contains the plurality of logical pages. The communicator transmits the image data to an image forming unit. The image forming unit is able to cut a recording medium by using the logical pages as a reference, and forms an image on the recording medium by using the logical pages as a reference.

Abstract: A toner container includes containing chambers, a shaft member, rotary members, and stirring members. The containing chambers are arrayed in a first direction and partitioned from each other. The containing chambers contain respective toners of different colors. The shaft member extends in the first direction, passes through the containing chambers, and is rotatable about a rotational axis extending in the first direction. The rotary members are disposed in the respective containing chambers and each have a through-hole extending in the first direction. The rotary members are rotatable in response to rotation of the shaft member in an inserted state of the shaft member in the through-holes. The stirring members are supported by the respective rotary members and each extend in a second direction intersecting the first direction. The stirring members are pivotable in response to rotation of the respective rotary members. The stirring members have different pivoting positions upon pivoting.

Abstract: A fixing device includes a first unit including a first belt movable in a first direction; a first pressing member pressing the first belt; a first pressing member support supporting the first pressing member variably in attitude relative to the first pressing member support; a first rotating member in contact with the first belt and rotatable in a first rotation direction; and a first rotating member support that supports the first rotating member variably in position relative to the moving member; a second unit facing the first unit in a second direction and including a moving member movable in the first direction to come into contact with the first belt; and a third unit facing the second unit with the first unit in between in the second direction and supported by the second and third units movably in the second direction between the second unit and the third unit.

Abstract: A lens unit according to an embodiment includes: lens members in each of which lenses are linearly arrayed in a longitudinal direction; at least one light block member between the lens members; engagement sections arranged in the longitudinal direction, each of the engagement sections configured to mutually engage members including the lens members and the light block member and stacked with each other; and clamp members disposed in positions corresponding to at least one of the engagement sections in the longitudinal direction and configured to clamp the stacked members. All the stacked members are fixed with each other at only one portion in the longitudinal direction.

Abstract: A fixation device includes: an endless belt member; a first roller arranged inside the belt member; a second roller arranged outside the belt member and biased toward the first roller via the belt member; and a pressure member is biased toward the second roller via the belt member. A facing surface of the pressure member that faces the second roller includes a first flat section and a second flat section that intersect at an intersecting portion. A first end portion of the first flat section on the opposite side to the intersecting portion, a second end portion of the second flat section on the opposite side to the intersecting portion, and the intersecting portion are on an imaginary arc in a cross-section. A radius R of the imaginary arc satisfies, with respect a radius Rp of the second roller, an inequality of “(1/2)×Rp?R?(19/20)×Rp”.

Abstract: A medium transport apparatus includes: a frame; a table including a placement surface on which a medium is placed, a first end portion, and a second end portion, the table extending from the first end portion to the second end portion and being rotatable about a first shaft portion parallel to the placement surface; a first rotor arranged adjacent to the first end portion of the table; a second rotor arranged adjacent to the second end portion of the table; a belt that is stretched by the first rotor and the second rotor, and is configured to rotate circularly and to transport the medium in a first direction from the first end portion toward the second end portion; and a biasing part that links the frame and an attachment part provided between the second end portion and the first end portion of the table, and that biases the table.

Abstract: A printing apparatus according to an embodiment includes: a conveying device which conveys a record medium in a conveyance direction; a cutter which cuts out the record medium; a printing unit which prints an image on the record medium; a mark detector which detects a reference mark indicating a page start position of the record medium; a receiver which receives record medium type information; and a controller which, based on a content of the record medium type information, switches a cut position to be cut with the cutter between a first position being a position upstream in the conveyance direction by a predetermined one-page length from the page start position and a second position being a position shifted in the conveyance direction by a prescribed length from the first position.

Abstract: An image processor includes: an information acquiring circuitry causing a first communicator to perform communication with a mobile terminal and acquires status information and identification information; an authentication circuitry performing a first authentication process on a basis of the identification information; a second communicator performing communication of image data with the mobile terminal; a display displaying an authentication waiting screen receiving an input of authentication information and a first post-authentication screen corresponding to first authentication information; and a controller selecting, on a basis of the status information, one of first and second operations on a condition that the first authentication process is successful when the display displays the authentication waiting screen. The first operation causes the display to display the first post-authentication screen.

Abstract: One of embodiments is a method of manufacturing driven element chips by dividing a semiconductor wafer into the driven element chips. The method includes preparing a semiconductor wafer which includes chip substrate portions arrayed in an array direction, and a clearance between the chip substrate portions adjacent to each other in the array direction. Each chip substrate portion includes: a conductive layer provided inside the chip substrate portion and including interconnect portions; and a dummy conductor provided in a part of the conductive layer where the interconnect portions are not provided.

Abstract: An image forming apparatus includes an image forming section. The image forming section includes: a first toner image forming unit that forms a textile printing toner image with a textile printing toner; and a second toner image forming unit that forms a first dyeing-target toner image with a dyeing-target toner. The image forming section disposes the textile printing toner image and the first dyeing-target toner image in this order on a print medium. The textile printing toner includes a textile printing dye. The dyeing-target toner includes a polymer compound that is to be dyed with the textile printing dye.

Abstract: An image forming apparatus includes a development part, a temperature detection part that detects an apparatus inner temperature, and a control part that corrects a potential difference (?V) between the development voltage and the supply voltage based on a temperature difference (?T). The potential difference is an absolute value determined by follow: ?V=|(the development voltage)?(the supply voltage).| the temperature difference is determined by follow: ?T=(the apparatus inner temperature)?(a glass transition starting temperature). The glass transition starting temperature is determined in consideration of a differential scanning calorimetry (DSC) curve of the toner.

Abstract: A maintenance support system includes an image forming apparatus, a management device, and an information processing terminal. The image forming apparatus generates data including terminal identification information identifying the terminal and sends it to the management device. The management device includes: an issuing processor that, upon receiving the data, issues receipt identification information and sends it to the image forming apparatus or terminal; a memory that stores the terminal identification information in the data and the receipt identification information; and a processor that, upon receiving the terminal identification information and receipt identification information from the terminal, compares the received terminal identification information and receipt identification information with the terminal identification information and receipt identification information stored in the memory, and outputs a result of the comparison.

Abstract: An image forming apparatus includes an image forming unit and a cartridge removably attached thereto. The image forming unit includes: a toner image forming unit; and a toner storing portion including a first toner storing portion that stores a first toner, a waste toner storing portion that stores a waste toner, and a movable partition that separates the storing portions. The cartridge includes a second toner storing portion that stores a second toner. The image forming unit includes: a first portion for supplying the first toner in the first toner storing portion to the toner image forming unit; a second portion for supplying the second toner in the second toner storing portion to the toner image forming unit; and a conveying member that conveys the first toner supplied through the first portion and the second toner supplied through the second portion, to the toner image forming unit.

Abstract: An image forming apparatus for developing an image with developer includes a development part, a transfer part, and a fuser the medium. The developer is configured with a plurality of particles, an average circularity degree of the developer is ranged within 0.955 to 0.970, and a peeling rate (%) of the external additive by a following equation is 30.6% or less, peeling rate (%)=[1?(X/Y)]×100??(1) wherein X is an amount (weight %) of the external additive included in the developer after ultrasonic waves are applied, and Y is an amount (weight %) of the external additive included in the developer before the ultrasonic waves are applied.