Abstract: A printer includes a main body including a printing unit for printing an image, a developer cartridge for accommodating a developer to be supplied to the printing unit and removable from the main body, a releasing member provided in the main body and pushing the developer cartridge in a removal direction to move the developer cartridge from a mounting position where the developer cartridge is locked to the main body to a removal position where the developer cartridge is unlocked, and a handle provided on the developer cartridge. The handle moves in conjunction with the movement of the developer cartridge from the mounting position to the removal position of the developer cartridge such that the handle is switched from a first position adjacent to a side of the developer cartridge to a second position protruding from the side of the developer cartridge, so that the handle can be gripped.

Abstract: An image forming apparatus includes an apparatus body, a cartridge attachable to and detachable from the apparatus body, a replenishment restriction portion configured to switch between a restricting state in which toner replenishment through a replenishment port is restricted and an allowing state in which toner replenishment through the replenishment port is allowed, a toner remainder amount detection portion, and a controller. The controller is configured to, when the replenishment container is attached to the replenishment port, maintain the replenishment restriction portion in the restricting state in a case where a second printable sheet number is larger than a first printable sheet number, with the first printable sheet number being obtained from a lifetime of the cartridge, and the second printable sheet number being obtained from a sum of the amount of toner accommodated in the developer container and an amount of toner accommodated in the replenishment container.

Abstract: An image forming apparatus is provided, including a housing, a drum cartridge, a developing cartridge, a drawer movable between an inner position and an outer position and a lock member provided on the drawer and movable between a lock position at which the lock member locks the drum cartridge to the drawer, and a release position at which a lock between the drum cartridge and the drawer is released. The lock member includes an operation portion for moving the lock member between the lock position and the release position. The developing cartridge includes a cover member that covers at least a portion of the operation portion in a state in which the drum cartridge is mounted to the drawer, and the developing cartridge is mounted to the drum cartridge.

Abstract: The present disclosure provides an electrical parameter detection method, a chip, a consumable, and an image forming apparatus. The electrical parameter detection method includes: configuring an installation detecting pin to be at a high level by an image forming control unit; controlling a voltage of an installation detecting terminal to be at a low level by a chip control unit, such that a current loop is formed between the image forming apparatus and the chip; and determining, by the image forming apparatus, whether the image forming apparatus is in a desired contact with the chip according to an electrical parameter of the current loop.

Abstract: An image display apparatus includes a display section that displays an image, a detection section that detects a direction of the face of a user, and a change section that changes an image to be displayed on the display section from an image for a first direction to an image for a second direction, the image for the first direction and the image for the second direction being images having an identical attribute, in a case where the direction of the face of the user, which is detected by the detection section, is changed from the first direction to the second direction.

Abstract: An image forming apparatus includes an image forming unit configured to form an image on a recording material; a fixing unit configured to heat the image in order to fix the image to the recording material; a control board; a support member, wherein the control board is attached to the support member; and a mounting portion, wherein the support member is attached to the mounting portion. The support member includes a side wall. A height of the side wall is smaller than twice a distance between the side wall and the connector on the control board under a state in which the control board is attached to the support member, and is larger than a height from a bottom surface of the support member to an upper surface of the control board.

Abstract: A toner cartridge includes a cartridge body having a dispensing port. An interface mechanism is coupled with the cartridge body. The interface mechanism includes at least one detent movably coupled with the cartridge body. The at least one detent includes a retaining surface, a shuttle surface and a bias element coupled with the detent. At least one detent guide is coupled with the cartridge body, and the at least one detent guide includes a guide channel aligned with the retaining surface. The cartridge body is configured for installation in an image forming apparatus between intermediate and fully installed configurations. In the intermediate installed configuration a feature of the image forming apparatus is within the guide channel and the shuttle surface depresses the detent. In the fully installed configuration the bias element deploys the retaining surface into intercepting alignment with the feature.

Abstract: An image forming apparatus includes a toner container, and a main body which the toner container is attachable to and detachable from. The main body includes an image forming unit including a photosensitive drum, a toner containing portion, and a development roller, an attaching portion in which the toner container is at a first position for allowing supply of the toner, an opening portion of the main body, an acquisition unit acquiring a correlation value correlating with a toner remaining amount, an opening/closing member moving between an open position and a closed position, a detection unit detecting the opening/closing member, a movement mechanism executing moving operation for moving the toner container from the first position to a second position, and a control unit controlling the movement mechanism to execute the moving operation in a case where both of a first condition and a second condition are satisfied.

Abstract: An image forming apparatus which includes a rotary member and a detecting member configured to detect light from a surface of the rotary member. A controller is configured to acquire information relating to a position on the rotary member in a moving direction thereof based on a detection result obtained by the detecting member. The surface of the rotary member has, in a part of the rotary member in its moving direction, an area with a different detection result obtained by the detecting member based on a shape of the surface of the rotary member. The controller acquires the information relating to the position on the rotary member in the moving direction based on the detection result of detecting light from the surface of the rotary member by the detecting member.

Abstract: An image forming apparatus is provided. The image forming apparatus includes a main body frame, a developer cartridge detachably mounted on the main body frame, a driving gear deployed on one side of the main body frame to rotate in a first direction to drive the developer cartridge, and a locking member deployed between the driving gear and the developer cartridge to fix the developer cartridge in a locking position in which the developer cartridge is mounted on the main body frame, wherein the locking member is to move the developer cartridge to an unlocking position in which the developer cartridge is separated from the main body frame by a rotation of the driving gear in a second direction opposite to the first direction.

Abstract: An image forming apparatus includes a first casing, a second casing, a support portion, an indication, and a USB port. The first casing includes a sheet discharge tray disposed at a top surface thereof. The indication is located at a portion of one of the top surface of the first casing and the support portion, and is positioned outside the sheet discharge tray in a width direction. The portion is located closer to one end of the image forming apparatus in the width direction than the other end of the image forming apparatus opposite to the one end in the width direction. The USB port is disposed at a portion of one of the second casing and the support portion closer to the one end than the other end in the width direction, and is located at a different position in an up-down direction from the indication.

Abstract: A system for an electrophotographic image forming device includes a basket having a first side, a second side and a plurality of positioning slots extending between the first side and the second side, each positioning slot is configured to receive a corresponding toner cartridge. Each positioning slot includes a first latch at the first side of the basket and a second latch at the second side of the basket. Each of the first and second latches is independently pivotable between a latched position for applying a hold-down force on a respective end portion of a corresponding toner cartridge positioned in a corresponding positioning slot of the plurality of positioning slots to rigidly hold the corresponding toner cartridge against datums of the basket and an unlatched position to release the corresponding toner cartridge permitting removal of the corresponding toner cartridge from the basket.

Abstract: An image forming system includes a toner container and an image forming apparatus, the toner container including a first toner containing portion, a container base portion having a discharge port for discharging toner, and a container shutter that is moved between open and closed positions and includes an engaged portion, wherein the image forming apparatus includes a main body base portion that detachably attaches the toner container and has a receiving port for receiving the toner and, a second toner containing portion, a movable member that is moved between first and second positions and includes an engaging portion that engages with the engaged portion, a regulating member that is moved between a regulation position and a regulation release position, and an urging member that urges the movable member to move from the first position to the second position when the regulating member is located at the regulation release position.

Abstract: A cleaning device includes a conveyance member, an agitation member, and an accommodation unit. The conveyance member extends in a width direction of an image bearing member orthogonal to a moving direction of the image bearing member, and conveys toner in the width direction by rotation. The accommodation unit includes a wall portion located inside a rotation orbit of an outermost peripheral portion of the agitation member, downstream of the collection member and upstream of the conveyance member in a rotation direction of the agitation member when viewed in a rotation axis direction of the conveyance member.

Abstract: A printing device includes an applicator with which a test fluid is applied onto a recording medium to be printed to, as well as an absorption measurement system with which absorption data are acquired with regard to the absorption rate of the test fluid. The printing device also includes a fuser to fix a print image printed by the printing device. The fuser is adjusted depending on the acquired absorption data so that an optimal and/or desired fixing of print images on the respectively used type of recording medium is produced.

Abstract: A laser scanning unit (LSU) identification method and an image forming device are provided. The image forming device includes a processor and a target LSU, where the target LSU includes a laser diode, a laser diode drive unit, a polygon mirror, and a motor. The method includes providing a signal related to a quantity of reflective surfaces of the polygon mirror to the processor by the target LSU; identifying the quantity of the reflective surfaces of the polygon mirror of the target LSU according to the signal related to the quantity of the reflective surfaces of the polygon mirror provided by the target LSU, and determining a control parameter of the target LSU according to an identified quantity of the reflective surfaces by the processor, thereby controlling the target LSU according to the control parameter; and operating according to the control parameter by the target LSU.

Abstract: An image forming apparatus, having first, second, and third photosensitive drums, a first developing cartridge including a first developing roller, a second developing cartridge including a second developing roller, a third developing cartridge including a third developing roller, an exposure device, a conveyer, and a moving mechanism, is provided. The first developing roller, the second developing roller, and the third developing roller are arranged in the recited order from upstream to downstream in a moving direction for the sheet to be conveyed. When the second developing roller is at the separated position thereof, the second developing cartridge coincides with a light path of the laser beam for scanning the first photosensitive drum. When the third developing roller is at the separated position thereof, the third developing cartridge coincides with a light path of the laser beam for scanning the second photosensitive drum.

Abstract: A developing apparatus for use in an image forming apparatus includes a developing frame, a rotatable developing member, a regulation blade to regulate developer borne on a developing member surface, and a seal member to prevent developer from leaking outside the developing frame. The regulation blade includes a support plate, a plate-shaped member, and a regulation member. The seal member is fixed to a facing surface of the plate-shaped member, is arranged at a plate-shaped member end portion, is arranged side by side with the regulation member in a rotational axis direction, contacts an end surface of the regulation member, and is disposed between the plate-shaped member and the developing member in a direction intersecting with the rotational axis direction. The plate-shaped member is welded to a region of the support plate excluding a region outside the end surface of the regulation member in the rotational axis direction.

Abstract: A metal frame of an image forming apparatus includes first and second sheet metal in which the first sheet metal includes a first engaging portion which is provided between first and second plate portions of the first sheet metal and is bent away from the first plate portion in the plate thickness direction of the first plate portion, wherein the first plate portion, the second plate portion, and the first engaging portion are formed integrally with each other. The second sheet metal includes a third plate portion with which the first engaging portion engages and a second engaging portion which is bent away from the third plate portion in a plate thickness direction of the third plate portion and engages with the first plate portion, wherein the second engaging portion is adjacent to the third plate portion.

Abstract: An image forming apparatus includes an image forming device configured to form an image on a sheet, a first heater configured to generate heat to heat a first print region of the sheet, a second heater configured to generate heat to heat a second print region of the sheet, the second heater being adjacent the first heater in a main scanning direction, and a controller configured to control the first heater to generate heat and the second heater to not generate heat based on a distance in the main scanning direction from (a) an end of a region of the image that overlaps the second heater to (b) a boundary between the first heater and the second heater in a situation where the region overlaps the boundary.