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WO/2021/010998A1 |
An example of printing calibration includes printing a calibration page having test patches, the test patches developed at a plurality of voltages of a binary ink developer. The test patches are measured to determine an indication of ink...
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WO/2021/011028A1 |
An example image forming apparatus includes an image forming unit to form a toner image on a print medium, a fusing unit to fix the toner image to the print medium, a duct comprising an air inlet located adjacent to an exit of the fusing...
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WO/2021/002410A1 |
This image forming apparatus 100 can execute constant voltage control on a voltage applied to a transfer member 8 and execute limiter control for controlling the voltage applied to the transfer member 8 on the basis of a detection result...
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WO/2021/003136A1 |
An imaging system includes a fixing device, a collection device, and a controller. The collection device collects ultrafine particles (UFP) emitted by the fixing device. The collection device includes an ionizer. The controller turns on ...
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WO/2020/263809A1 |
An image forming system includes a developer carrier and a developer conveyor that supplies a developer to the developer carrier. The developer conveyor includes a shaft extending in an axial direction, a helical blade and a protrusion a...
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WO/2020/263738A1 |
An image forming apparatus includes: an image carrier having a first rotation axle, a charging roller having a second rotation axle, a conductive member to contact a surface of the image carrier, a gap size acquisition device, and a gap ...
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WO/2020/262037A1 |
Provided is a printer capable of outputting status information of a type which is in accordance with a mode in which the status information is used, and which is in accordance with the type of requester requesting the status information....
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WO/2020/256871A1 |
An image forming apparatus includes a main body, a print engine, a detection circuit, a switch, and a processor. The print engine is located within the main body to form an image by using a toner. The print engine generates waste toner. ...
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WO/2020/256874A1 |
An image forming apparatus includes an image carrier, a developing device that supplies a toner to the image carrier, and a cleaning member. The cleaning member includes a blade that contacts the image carrier and applies a pressure onto...
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WO/2020/257284A1 |
An imaging system includes a stirring device to stir a developer, a rotatable developer carrier to carry the developer a non-magnetic regulator, a secondary regulator, an excess developer conveyance path extending from the developer carr...
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WO/2020/255460A1 |
The purpose of the present invention is to provide a fixing device and an image-forming apparatus with which it is possible to save space as compared with a case where a shielding means for shielding a heating means comprises stainless s...
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WO/2020/257020A1 |
A universal coupler includes: a driving shaft, a coupler holder, driving coupler, a driving coupling pin, and an elastic member. The driving shaft has a driving shaft a first pin hole. The coupler holder includes a bore, a separation pre...
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WO/2020/256762A1 |
Provided is a fixing device to press a printing medium. The fixing device includes a rotating member and a pressure roller disposed to face the rotating member. The pressure roller includes a first groove and a second groove that extend ...
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WO/2020/256772A1 |
An example toner refill cartridge includes a body to contain toner, a toner discharge unit, located at a first end portion of the body in a longitudinal direction, to discharge the toner, a plunger, inserted into the body and movable bet...
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WO/2020/255713A1 |
A power supply device of the present invention comprises: a first circuit; a second circuit; an adjustment means for adjusting electric power supplied to a load; a detection means for detecting a parameter relating to the electric power;...
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WO/2020/257287A1 |
An imaging apparatus includes a transfer belt, a transfer roller, a conductive roller, and a power source. The transfer roller includes a metal shaft electrically floating during an imaging operation. The conductive device has an electri...
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WO/2020/251053A1 |
The present invention develops a method for transmitting driving force from a device main body to a cartridge. This cartridge is capable of being mounted on an image formation device main body, which is equipped with a drive output membe...
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WO/2020/251052A1 |
The present invention achieves the arrangement of a coupling member and a drive transmission member. This drum unit has a photoreceptor drum, and a coupling member that is disposed in the vicinity of an end section of the photoreceptor d...
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WO/2020/251982A1 |
A developing device includes a container having an opening, a developer roller disposed within the container to supply toner to a photosensitive body through the opening, and an air flow passage. The air flow passage receives air from in...
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WO/2020/251617A1 |
An example method of operating an image forming apparatus includes measuring a toner concentration supplied to a developing apparatus through a toner concentration sensor provided in the developing apparatus as a supply mode for supplyin...
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WO/2020/247189A1 |
A toner cartridge according to one example includes first and second alignment guides that extend outward from a first side and a second side of the toner cartridge, respectively, for positioning the toner cartridge. The first and second...
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WO/2020/244519A1 |
A processing cartridge (100), comprising a developing unit (1) and an imaging unit (2) which are relatively rotatable, and a separating force receiving mechanism (6) movably mounted therein. The developing unit (1) comprises a developing...
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WO/2020/242525A1 |
An operation method of an image forming apparatus including determining a state of a toner refill operation of injecting toner from a toner reload kit (TRK) to a cartridge in the image forming apparatus; when determined the injecting of ...
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WO/2020/241706A1 |
An image formation device (10) comprises: a reservation reception unit (11) that can be connected to a plurality of information processors (20) and receives, from each of the plurality of information processors (20), reservation time inf...
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WO/2020/242500A1 |
There is disclosed a device such as a printer or temperature control device for a printer. The device may comprise a photoreceptor. The device may further comprise a heat exchanger to regulate a temperature of the photoreceptor. The devi...
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WO/2020/240802A1 |
The present invention addresses the issue of providing a cleaning blade having excellent durability. An elastic body for blades is provided that has an abutting section that comprises a heat-curable polyurethane urea that is a reaction p...
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WO/2020/235359A1 |
This multifunction device (1) is an image formation device, and comprises a communication unit (22), a storage unit (21), an empty area determination unit (25), a confidential document determination unit (26), and a save process unit (27...
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WO/2020/230447A1 |
An image forming apparatus (10) is provided with a display unit (21), a control unit (28), a storage unit (26), and an operation unit (22). The control unit (28) executes a job. Each time the control unit (28) executes a job, the storage...
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WO/2020/224349A1 |
A working method of a process cartridge, and the process cartridge and an imaging device. The process cartridge comprises a developing frame (21), a drum frame (31), a developing roller (22), and a photosensitive drum (4). The developing...
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WO/2020/227047A1 |
A toner cartridge according to one example embodiment includes a reservoir for holding toner. An outlet is positioned on a front of the toner cartridge for exiting toner from the toner cartridge. First, second and third electrical contac...
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WO/2020/222824A1 |
An apparatus may include a power connection to receive an input power and a volt meter coupled to the power connection. The volt meter may be to measure an input voltage of the input power. A controller may be coupled to a heating elemen...
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WO/2020/222795A1 |
Example implementations relate to toner particle storage. An example toner storage device includes a toner particle hopper and a heating device coupled to the hopper to heat toner particles received at the toner particle hopper to compre...
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WO/2020/218098A1 |
Provided is an image-forming device (1) wherein a storage unit (19) stores stay information (30) indicating a stay time of a user for each fixture ID. On the basis of the stay information (30), a control unit (10) specifies a predetermin...
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WO/2020/217802A1 |
A fixing device (1) is provided with a fixing belt (10), a pressure member (20), and a heating unit (30). The heating unit (30) faces an inner peripheral surface (104) of the fixing belt (10). The heating unit (30) includes a heater, a h...
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WO/2020/075012A9 |
A friction reduction system for reducing friction of an intermediate transfer member (ITM) of a printing system, while the ITM is guided along the printing system by a guiding arrangement. The friction reduction system includes a fluid r...
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WO/2020/211469A1 |
Provided by the present invention is an automatically resettable developing cartridge. The developing cartridge is detachably installed in a device provided with a counted component, and comprises a casing, a power receiving component an...
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WO/2020/210564A2 |
A replaceable unit for an electrophotographic image forming device includes a housing having a reservoir for holding toner. An electrical connector is positioned on a first side of the housing. The electrical connector includes an electr...
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WO/2020/210565A1 |
A replaceable unit for an electrophotographic image forming device includes a housing having a reservoir for holding toner. An electrical connector is positioned on a first side of the housing. The electrical connector includes an electr...
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WO/2020/202589A1 |
The present invention provides an image formation device with which it is possible to increase the degree of freedom of component arrangement at an end face in the mounting direction of a drum cartridge and a developer cartridge, and to ...
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WO/2020/200065A1 |
Disclosed is a processing box (1) with a movable part (6), the processing box comprising a first unit (2) and a second unit (3) combined with each other. When the processing box (1) is in operation, the first unit (2) and the second unit...
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WO/2020/202588A1 |
Provided is an image forming device that increases the flexibility of component placement on the end surface of a drum cartridge and a development cartridge in the mounting direction thereof to thus allow the reliable connection of a mem...
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WO/2020/205018A1 |
An image forming apparatus includes a print engine, a waste toner collecting device, and a waste toner transfer auger. The waste toner collecting device includes a waste toner container, a sensor disposed on one side of the waste toner c...
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WO/2020/196255A1 |
A drum cartridge 2 that enables a developing cartridge 1 to be mountable thereon, includes a photosensitive drum 92 rotatable about a shaft extending in a first direction, and an electrically conductive movable member, when the developin...
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WO/2020/195291A1 |
A developing cartridge 1 includes: a developing roller 30 rotatable about an axis extending in a first direction; a casing 10; and a first cam 61 provided at an outer surface of one end portion of the casing 10 in a second direction. The...
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WO/2020/194770A1 |
Provided are an image formation device and a drum cartridge capable of collecting remaining toner using a development roller while preventing film formation on the surface of a photosensitive drum and stains on a charging roller. The ima...
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WO/2020/194768A1 |
Provided is an image forming device which, even when the width of a development cartridge is narrow, makes it easier to draw the development cartridge from a body housing. This image forming device is provided with a body housing 2, a co...
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WO/2020/194835A1 |
Appropriate lifespan management is carried out for consumable articles having a plurality of types. A developing cartridge is provided with a developing roller and a development memory. The development memory has: a first development sto...
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WO/2020/195289A1 |
A developing cartridge (1) includes: a developing roller (30); a casing (10) having an outer surface (11); a first shaft (61) rotatable about a rotational axis (A); a first arm (63) extending from the first shaft (61); and a cam (69) ext...
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WO/2020/196731A1 |
In the present invention, content to be displayed on a display panel is changed depending on the usage mode of a printer. A controller of a printer chooses a first mode in accordance with type information indicating a normal usage mode, ...
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WO/2020/194801A1 |
A developing device 10 includes an auger or an agitator that is capable of supplying toner in a toner accommodation chamber to a developing chamber and is rotatable about an auger axis extending in an axial direction, a transporting gear...
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