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WO/2020/189552A1 |
This image forming device is provided with: an image carrier (21); a development container (32) having a supply port (32a); a developer carrier (31); a detection means (51, 52) that outputs remaining amount information corresponding to t...
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WO/2020/189549A1 |
The present invention is provided with: a development container (32) to which a supplement container (40) can be detachably attached and which has an accommodating part (36) for accommodating a developing agent carried by a developing ag...
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WO/2020/184442A1 |
A device (1) for controlling user access to at least one container (4) for dispensing printing material housed by a printing apparatus (5), the device (1) comprising an openable and closable barrier (2) corresponding to the container (4)...
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WO/2020/183751A1 |
Provided is an image formation device capable of increasing the sheet holding force of the transfer body as compared with an image formation device having the configuration in which the transfer body making up a secondary transfer unit i...
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WO/2020/185243A1 |
An image forming apparatus measures, using a toner concentration sensor installed in a developing apparatus of the image forming apparatus, a toner concentration of a developer stored in the developing apparatus to obtain an output wavef...
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WO/2020/183757A1 |
A fixing device comprising: a heating unit that provides non-contact heating of a surface of a recording medium; a transport unit that faces the surface towards the heating unit and transports the recording medium; and a maintenance unit...
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WO/2020/185253A1 |
An example operation method of an image forming apparatus includes obtaining, through a sensor in the image forming apparatus, toner data corresponding to an amount of toner remaining in a developing apparatus, obtaining, based on the to...
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WO/2020/185301A1 |
An imaging system with a gloss treatment device includes an endless belt, a heating portion and a pressing portion. The endless belt conveys a medium along a conveyance direction. The heating portion heats the endless belt. The pressing ...
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WO/2020/183756A1 |
This conveying device is provided with a first nipping part, a second nipping part, a conveying part, and a moving mechanism. The second nipping part forms, with the first nipping part, a nip region in which a recording medium is nipped,...
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WO/2020/185276A1 |
An image forming apparatus according to an example includes a main body, a driving coupler to drive a toner cartridge. The driving coupler is rotatable in a direction, a locking protrusion protrudes from an axial protrusion of the drivin...
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WO/2020/185305A1 |
An imaging system includes: an endless belt, a tensioning member, a heating member, a pressing member, a cleaning member. The endless belt conveys a printing medium. The tensioning member tensions the endless belt. The heating member hea...
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WO/2020/184312A1 |
Provided is a developer-supporting body which makes it possible to stably form high-quality electrophotographic images. This developer-supporting body has a conductive supporting body and a surface layer in this order. The surface layer ...
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WO/2020/185249A1 |
A toner cartridge includes a body accommodating toner, a front cover located in front of the body and provided with a first opening forming a grip portion for pulling the toner cartridge forward, an opening/closing member which is locate...
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WO/2020/185258A1 |
An example image forming apparatus includes a printing engine including a plurality of photosensitive drums, a motor device to provide a driving force to each of the plurality of photosensitive drums, and a processor to control the print...
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WO/2020/184595A2 |
An image forming apparatus at least includes: an image bearing member; a developer container; a developer carrying member; and a controller that controls a power source that applies a voltage to the developer carrying member, wherein the...
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WO/2020/180439A1 |
An image forming apparatus includes a body, a development cartridge to be attached to or detached from the body, and a fixing device to fix toner to a recording medium. The development cartridge includes a heat transfer blocking member d...
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WO/2020/179444A1 |
A nip formation member includes a base, a high thermal conduction member, and a securing member. The high thermal conduction member has a thermal conductivity greater than a thermal conductivity of the base. The securing member is indepe...
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WO/2020/179212A1 |
An image forming device (1) is provided with: paper feeding cassettes (11) storing paper sheets; a lock part (12) for locking any of the paper feeding cassettes (11) and restricting taking-out of paper sheets from the paper feeding casse...
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WO/2020/180343A1 |
An example image forming apparatus includes a main body, a toner refilling portion, and a controller. On the main body, a development cartridge is mounted. The toner refilling portion is connected to the development cartridge and a toner...
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WO/2020/179093A1 |
The purpose of the present invention is to provide an image formation device that allows both a detachable-type cartridge and an integrated-type cartridge to be detachably attached to a main housing. An image formation device is provided...
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WO/2020/180344A1 |
A toner refill cartridge includes a body including a toner chamber containing toner and a toner discharging portion having an entrance connected to one end of the toner chamber in a length direction and an exit to discharge toner outside...
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WO/2020/175435A1 |
This charging roller comprises a core material, a rubber material provided on the periphery of the core material, and a surface layer provided on the periphery of the rubber material. The ten-point mean roughness Rz of the surface of the...
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WO/2020/175437A1 |
This charging roller comprises a core material, a rubber material provided on the periphery of the core material, and a surface layer provided on the periphery of the rubber material. The ten-point mean roughness Rz of the surface of the...
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WO/2020/176068A1 |
A method of calibrating a developer unit of a liquid electrophotographic printer, the method comprising: setting a developer roller voltage and iteratively printing a patch on a print medium using different electrode voltages until a hue...
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WO/2020/175016A1 |
The present invention saves space. This image formation device is provided with: an annular transfer belt having an outer surface to which an image is transferred; a transfer part having a transfer cylinder and a pair of first rotary bod...
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WO/2020/173326A1 |
A consumables container and a printer. The consumables container comprises a housing end cover (102), a chip (107), a chip fixing base (104), a first chip connection base (103), a second chip connection base (105), and an elastic member ...
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WO/2020/175432A1 |
This charging roll is provided with a core material, a rubber substrate arranged around the core material, and a surface layer arranged around the rubber substrate. The ten-point average roughness Rz of the surface of the surface layer i...
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WO/2020/175433A1 |
A charging roll comprising a core material, a rubber substrate arranged around the core material, and a surface layer arranged around the rubber substrate. The ten-point average roughness Rz of the surface of the surface layer is 16.2–...
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WO/2020/175431A1 |
This charging roller comprises a core material, a rubber material provided on the periphery of the core material, and a surface layer provided on the periphery of the rubber material. The ten-point mean roughness Rz of the surface of the...
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WO/2020/175434A1 |
This charging roller comprises a core material, a rubber material provided on the periphery of the core material, and a surface layer provided on the periphery of the rubber material. The ten-point mean roughness Rz of the surface of the...
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WO/2020/175436A1 |
This charging roller comprises a core material, a rubber material provided on the periphery of the core material, and a surface layer provided on the periphery of the rubber material. The ten-point mean roughness Rz of the surface of the...
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WO/2020/174715A1 |
The present invention suppresses separation defects in which a recording medium to which an image has been transferred does not separate from a sandwiching part. This image formation device is provided with: an annular transfer belt that...
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WO/2020/175256A1 |
The conductive sponge of the present invention is equipped with a sponge body comprising an insulating material and a conductive layer including carbon nanotubes laminated on the outer surface of the sponge body. Such a configuration mak...
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WO/2020/175430A1 |
This charged roller comprises a core material, a rubber base material disposed around the core material, and a surface layer disposed around the rubber substrate. The ten point height of irregularities Rz of the surface of the surface la...
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WO/2020/171847A1 |
An operating method of an image forming apparatus including estimating an accumulative usage of toner in a toner cartridge, determining initial remaining life information of the toner cartridge and indicating a remaining amount of the to...
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WO/2020/171215A1 |
This image formation device is characterized in that, when a secondary transfer inner roller 7 is located at a first position, a rotation center 7a1 thereof is located downstream from a rotation center 10a of a secondary transfer outer r...
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WO/2020/172556A1 |
An apparatus for use in a selective toner electrophotographic process (STEP) additive manufacturing system, the apparatus includes a radiant heat source configured to emit radiation of a first band of wavelengths in the region of a trans...
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WO/2020/171241A1 |
According to the present invention, when there is an instruction to start an image forming job, a control unit starts an operation of a fan 61, and then starts an operation of a fan 63. The time when the operation of the fan 63 starts is...
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WO/2020/170609A1 |
The present invention provides a cylindrical fixing device that comes into contact, while rotating, with a sheet on which a positively charged toner image is formed, and that fixes the toner image on the sheet. The fixing device has: a c...
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WO/2020/169247A1 |
The object of the present invention is to fix the thermoplastic ink in powder state used to print digital images by means of an electrographic laser motor on self- adhesive web media such as self-adhesive paper webs, self-adhesive film w...
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WO/2020/170471A1 |
Provided is an image forming device in which the difference between the glossiness of a toner image for a first surface and the glossiness of a toner image for a second surface can be reduced compared to a case in which a preheating unit...
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WO/2020/166109A1 |
Provided is an image forming device which, when a recording medium is heated by a preheating unit, is capable of suppressing the generation of a difference between the glossiness of the image of a first recording medium and the glossines...
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WO/2020/166112A1 |
An image formation device provided with: an auxiliary heating section that is arranged between a transfer section and a main heating section along the conveyance direction of a recording medium and that, when heating the recording medium...
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WO/2020/163434A1 |
A heater and methods of making include an aluminum nitride base having equal to or less than 1% impurities, particularly none of polybrominated biphenyl, polybrominated diphenyl ether, hexabromocyclododecane, polyvinyl chloride, chlorina...
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WO/2020/162178A1 |
An image forming device (1) comprises: a housing (21) having a toner conveying passage (34); a screw (24) that conveys toner contained in the toner conveying passage (34) in a prescribed conveyance direction; and a downstream-side bearin...
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WO/2020/158550A1 |
Provided is a charging roll for electrophotographic equipment which can provide a high-quality image at the end of life even in a high-speed machine having a long life. In the charging roll (10) for electrophotographic equipment, an ou...
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WO/2020/159486A1 |
Described herein is an electrophotographic ink composition comprising: a first resin comprising a copolymer of an alkylene monomer and a monomer selected from acrylic acid and methacrylic acid; and a second resin comprising a condensatio...
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WO/2020/158011A1 |
Provided is a fixing device in which a recording medium conveyed with a leading end thereof held such that a recording surface onto which an image has been transferred faces upward is heated from above by a preliminary heating unit witho...
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WO/2020/158005A1 |
The present invention provides a layer transfer device with which it is possible to suppress the unnecessary heating of a heating member. This layer transfer device comprises: a heating member that contacts and heats a multilayer film, t...
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WO/2020/154131A1 |
An imaging system includes an endless belt, a tension roller to engage the endless belt, a steering roller to contact the endless belt and a tilting mechanism to tilt the steering roller. The tension roller has a first end adjacent a fir...
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