Entries |
Document | Title | Date |
20080226367 | WASTE TONER TRANSFER DEVICE, WASTE TONER CLEANING DEVICE HAVING THE WASTE TONER TRANSFER DEVICE, DEVELOPING UNIT HAVING THE WASTE TONER CLEANING DEVICE, AND IMAGE FORMING APPARATUS - A waste toner transfer device of an image forming apparatus includes a waste toner transfer unit which is disposed in proximity to a cleaning member to transfer waste toner removed from a photoconductive medium by the cleaning member, and includes a plurality of protrusions at one end, a driving unit which horizontally reciprocates the waste toner transfer unit, and a plurality of ribs which constrain the plurality of protrusions when the waste toner transfer unit moves, so that the waste toner transfer unit vibrates vertically. | 09-18-2008 |
20080240813 | DEVELOPER CONVEYING MEMBER, DEVELOPER CONTAINER, IMAGE FORMING APPARATUS, AND METHOD OF ASSEMBLING A DEVELOPER CONVEYING MEMBER - A developer conveying member includes: a conveying member body; an end-portion supporting member; and a supported member including: a first radiation direction extending portion; and a second radiation direction extending portion, the end-portion supporting member including: a cylindrical portion, and the supporting portion defining: a through hole; and a groove. | 10-02-2008 |
20090016793 | WASTE TONER COLLECTING DEVICE AND IMAGE FORMING APPARATUS PROVIDED WITH THE SAME - A waste toner collecting device comprising: a waste toner removing section that removes a toner which is adhered on a surface of a member to be cleaned, as waste toner; a waste toner storing section that stores the waste toner; and a waste toner transporting section that transports the waste toner to the waste toner storing section, wherein the waste toner transporting section includes a waste toner transporting path, a rotatable shaft arranged in the waste toner transporting path, a transport screw that is arranged at an outer periphery of the shaft in the waste toner transporting path and that has one end in a longitudinal direction coupled to the shaft, and a driving section that is coupled to the other end of the transport screw in the longitudinal direction so as to transmit a rotational force or that is coupled to the shaft so as to transmit a rotational force while rotatably supporting the other end of the transport screw. | 01-15-2009 |
20090052960 | IMAGE-FORMING APPARATUS - An image-forming apparatus includes: an image carrier; a latent image-forming unit for forming a latent image on the image carrier; a cleaning unit including a residue removal member a residue transport member; a residue collecting unit having an receiving port adapted to be able to connect to and be away from the ejecting port and to receive the residue ejected from the ejection port; a shield member capable of shifting between an ejection position and a shield position; and an approach and separation mechanism that moves the latent image-forming unit between an approach position where the latent image-forming unit approaches the image carrier and a separate position where the latent image-forming unit is separated from the image carrier, the approach and separation mechanism allowing the latent image-forming unit to move to the separation position as the shield member shifts to the shield position. | 02-26-2009 |
20090060603 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - A waste-toner transferring device that transfers a waste toner to a waste-toner collecting unit have a first auger transfer unit arranged vertically and a second auger transfer unit that supplies the waste toner to the first auger transfer unit, wherein the first and second auger transfer units respectively have casings provided with inlets and outlets for the waste toner and augers rotatable around shafts arranged along a transfer direction in the casings, and auger vanes are not provided in a predetermined range of the auger arranged in a portion of the outlet of the second auger transfer unit, the predetermined range being narrower than the width of the inlet of the first auger transfer unit. | 03-05-2009 |
20090110455 | WASTE TONER SOLIDIFICATION APPARATUS FOR A PRINTING DEVICE - A waste toner solidification apparatus for a printing device includes a nozzle configured to receive waste toner from a hopper. A heater is configured to heat the waste toner in a manner sufficient to liquefy the waste toner within the nozzle. Substantially when exiting the nozzle, the liquefied waste toner solidifies and forms a plurality of solid waste toner pellets. | 04-30-2009 |
20090110456 | Image forming unit and image forming apparatus - In an image forming unit or an image forming apparatus, there is an image carrying body, then, a cleaning member is furnished along the image carrying body to remove developer remaining on the surface of the image carrying body after transferring; a first conveying member conveys the developer removed by the cleaning member to a conveying section formed on one end of the image forming unit, as waste developer; and a second conveying member conveys the waste developer conveyed from the conveying section to a waste developer collecting section. Further, the first conveying member has a developer pushing section which changes a conveyance direction in the conveying section and conveys the waste developer toward the second conveying member. | 04-30-2009 |
20090142115 | CLEANING UNIT, IMAGE CARRYING UNIT AND IMAGE FORMING APPARATUS USING THE SAME - A cleaning unit includes a cleaning member, an ejection member, a delivering member, and a flicker. The cleaning member contacts an object to be cleaned moving in a given direction, and removes waste material from the object to be cleaned. The ejection member, disposed in an area distanced from the object to be cleaned, transports the waste material removed from the object to be cleaned to outside of the cleaning unit. The delivering member delivers the waste material to a transport-effective area of the ejection member. The delivering member includes a vane rotating device including a rotation axis and a vane attached on the rotation axis. The vane rotating device rotates to deliver the waste material to the ejection member. The flicker contacts a free end of the vane to cause a flicker movement to the vane at a position over the transport-effective area of the ejection member. | 06-04-2009 |
20090154972 | COLLECTED DEVELOPER CONVEYING DEVICE AND IMAGE FORMING APPARATUS - A collected developer conveying device includes: a conveying passage through which collected developer is conveyed; a conveying member that is disposed in the conveying passage, and conveys the developer in the conveying passage by rotation thereof; a developer carrying body that holds developer on a surface thereof, and that is relatable; and a ventilation passage through which air passes from a developing container including the developer carrying body, wherein the conveying passage includes an air flow region formed in a part thereof upper than a rotational center of the conveying member in a gravitational direction, in a side of the conveying passage in which the conveying member rotates from an upper part of the conveying passage to a lower part thereof in the gravitational direction. | 06-18-2009 |
20090154973 | WASTE-TONER COLLECTING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A waste-toner collecting device includes a cleaning unit that collects waste toner remaining on an image carrier; a conveying belt that conveys the waste toner collected by the cleaning unit in a first direction; and a conveying screw that conveys the waste toner conveyed by the conveying belt in a second direction. An end of the conveying screw on a side of the conveying belt is rotatably supported by an inner wall of a body of the waste-toner collecting device in a state where the end of the conveying screw is in contact with the inner wall. | 06-18-2009 |
20090232570 | Waste toner conveying device and image forming apparatus - A waste toner conveying device includes a first conveying path configured to convey waste toner having paper powder at a low mixed ratio, which is stored in a first cleaning device, outside the first cleaning device, a second conveying path configured to convey second waste toner having a paper powder at a high mixed ration, which is stored in a second cleaning device, outside the second cleaning device, and at least one forwarding path configured to convey the first waste toner conveyed from the first cleaning device through the first conveying path and the second waste toner conveyed from the second cleaning device through the second conveying path are conveyed to a waste toner storage device. The at least one forwarding path is configured to convey the first waste toner conveyed from the first cleaning device through the first conveying path to the waste toner storage device via the second conveying path. | 09-17-2009 |
20090238617 | WASTE-TONER CONVEYING DEVICE, CLEANING DEVICE, AND PROCESS CARTRIDGE - A waste-toner conveying device includes a conveying unit that conveys foreign matter accumulated inside a container in a conveying path and that includes a coil unit, and a driving unit that drives the conveying unit to rotate. The coil unit includes a first coil on an upstream side and a second coil on a downstream side in a conveying direction, and the first coil and the second coil are connected in an eccentric manner. | 09-24-2009 |
20090257798 | POWDER TRANSPORTING DEVICE AND IMAGE FORMING APPARATUS - A powder transporting device includes a drop path that allows powder to drop, a first crushing member that is located in the drop path and crushes the powder cohesion in the drop path by reciprocating along the drop path, and a second crushing member that located in the drop path that crushes the powder cohesion in the drop path by reciprocating along the drop path, wherein when the first crushing member moves toward a downstream side in a dropping direction of the powder in the drop path, a tip of the first crushing member at the downstream side in a dropping direction is inclined to a side where the second crushing member is located, and comes in contact with the second crushing member. | 10-15-2009 |
20090269111 | WASTE-TONER COLLECTION SYSTEM AND IMAGE FORMING APPARATUS HAVING THE SAME - A waste-toner collection system includes a waste toner container that accumulate waste toner from a transport section. A tray has an upward opening for replacing the waste toner container and can be movable between a retracted position where the tray has been pushed horizontally into the apparatus body from a first side of the apparatus body, and a drawn-out position where the tray has been drawn horizontally out of the apparatus body from the first side, while holding the waste toner container. The waste toner container can be set in a collection position corresponding to the retracted position of the tray for allowing the waste toner container to receive waste toner discharged from the transport section, and a replacement position corresponding to the drawn-out position of the holder tray for allowing replacement to be performed through the container-replacement opening from above the tray. | 10-29-2009 |
20100046999 | IMAGE FORMING APPARATUS AND A WASTE TONER RECOVERY DEVICE THEREOF - An image forming apparatus capable of reducing a space required to install a transfer unit to achieve a compact body size. The image forming apparatus can include a body, a frame installed in the body, a transfer unit installed inside the frame, and a waste toner recovery device to recover waste toner collected from the transfer unit. The waste toner recovery device can include a first delivery unit to deliver the waste toner in a first direction, and a second delivery unit to deliver the waste toner, delivered from the first delivery unit, in a second direction. The second delivery unit can be movably installed to the frame and can be coupled to or detached from the first delivery unit via movement thereof. | 02-25-2010 |
20100054832 | RAKE MECHANISM FOR DISTRIBUTING WASTE TONER IN A PRINTER - The present invention provides a waste particulate toner collection container system for an image forming apparatus that includes a waste particulate toner spreading device movably disposed within the container in a reciprocating manner generally along its length, the device including a spine member having on a first end a first plurality of spaced apart raking tine members and on a second end a second plurality of spaced apart raking tine members disposed substantially transversely of the length of the spine member, and a crank arm attached at the first end of the spine member. A post disposed on an inner wall of the container supports the device at a point along the length of the spine member between the first and second pluralities of raking tine members, and a drive mechanism is operatively connected to the crank arm for imparting reciprocating movement to the device. | 03-04-2010 |
20100067964 | PROCESSING METHOD OF WASTE TONER AND PROCESSING DEVICE OF WASTE TONER AND IMAGE FORMING DEVICE - A processing method of waste toner which is collected from an image forming device generated when an electrophotography image is formed, including: adding citrus oil to the waste toner. | 03-18-2010 |
20100080637 | IMAGE FORMING APPARATUS AND WASTE POWDER TRANSPORTING METHOD - An image forming apparatus includes: an image forming section including first and second image forming parts each forming a toner image by using an image forming unit to be mounted, the first and the second image forming parts being inhibited from forming respective toner images if an image forming unit is not mounted to the first image forming part, the first image forming part being allowed to form a toner image if an image forming unit is mounted to the first image forming part while an image forming unit is not mounted to the second image forming part; and a transporting section including first and second receiving parts receiving waste powder discarded by the first and second image forming parts, respectively, and that transports the received waste powder. The second receiving part is provided downstream of the first receiving part in a transporting direction of the waste powder. | 04-01-2010 |
20100080638 | IMAGE FORMING APPARATUS, POWDER TRANSPORTING APPARATUS AND WASTE-POWDER TRANSPORTING METHOD - An image forming apparatus includes: an image forming section forming an image on a recording medium; first and second storage parts storing waste powder discarded from the image forming section; a transport path of the waste powder; first and second discharging parts provided on the transport path and discharging the waste powder to the first and second storage parts, respectively; a transporting section provided along the transport path between both discharging parts, and transporting the waste powder toward the second and first discharging parts in first and second operating states, respectively; a feeding section feeding the waste powder from the image forming section to the transport path between both discharging parts; and a controller making the transporting section operate in both operating states, and stopping the feeding section or reducing its output when switching a transporting direction of the waste powder by switching from the first to second operating state. | 04-01-2010 |
20100119270 | DEVELOPER RECOVERING UNIT AND IMAGE FORMING APPARATUS USING THE SAME - A developer recovering unit is provided with a recovery vessel that contains a developer to be recovered, a transporting device that includes a transporting member that transports the developer through a tubular transport path connecting a portion where the developer is generated to the recovery vessel, and a detecting device that detects an amount of the developer contained in the recovery vessel, wherein the transporting member is formed as a conductive member and is grounded at least in a most downstream section of the transport path connected to the recovery vessel. | 05-13-2010 |
20100119271 | STORAGE CONTAINER, POWDER PROCESSING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME - A storage container includes: a container body that is detachably disposed on a predetermined container receiver, wherein powder to be supplied or recovered powder is stored in the container body; and a powder driving transmitting mechanism that is disposed in the container body, and that transmits a transportable driving force to the powder to be supplied or recovered powder, and, when the container body is mounted on the container receiver, the powder driving transmitting mechanism couples a powder conveying mechanism that is disposed on a side of the container receiver, and that, outside the container body, conveys the powder to be supplied or recovered powder, with a driving mechanism that is disposed on a side of the container receiver, and that drives the powder conveying mechanism. | 05-13-2010 |
20100143011 | TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME - In a toner conveyance device, a first agitator contacts a helical outer circumferential surface of a blade of a conveyance member for conveying toner, and swings in coordination with rotation of the conveyance member to agitate the toner. The first agitator includes a body for bending and swinging in a bending direction perpendicular to an axial direction of the conveyance member, and a protrusion for protruding from the body in a protrusion direction opposite the bending direction of the body. The protrusion includes a basal portion adjacent to the body, a convex portion protruding from the basal portion, and a protrusion front edge surface having a distance from the body changing in a toner conveyance direction, and contacts the helical outer circumferential surface of the helical blade of the conveyance member. | 06-10-2010 |
20100158590 | WASTE POWDER RECOVERING DEVICE AND IMAGE FORMING APPARATUS - A recovery port, through which waste powder is recovered, is formed at one end of a waste powder recovery container. A conveying member for conveying the waste powder, which has been recovered through the recovery port, from one end to the other end is disposed inside the waste powder recovery container. The conveying member includes a first conveying portion positioned on a side of the recovery port, for conveying the waste powder to the other end, and a second conveying portion for dispersing in a widthwise direction the waste powder conveyed by the first conveying portion. | 06-24-2010 |
20100189483 | TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS - A toner conveying device includes a pipe body (conveying pipe) having an inside diameter thereof that is modified in a pipe-axis direction and a screw member coaxially located in the pipe body for feeding the toner. The screw member includes a screw shaft that rotates about an axis and a spiral fin that is spirally formed around an outer circumferential surface of the screw shaft. The distance between an outer circumferential surface of the spiral fin and an inner circumferential surface of the pipe body is constant in the longitudinal direction of the pipe body. | 07-29-2010 |
20100226703 | APPARATUS AND METHOD FOR REMOVING TONER DEPOSITS FROM THE SURFACE OF A CLEANING ELEMENT - In a method to remove toner deposits on a surface of a cleaning element, electrically charged toner particles are transferred from a carrier surface to an intermediate carrier. On the cleaning element, untransferred, electrically charged toner particles as residual toner from the carrier surface are received. Electrically charged toner particles on the cleaning element are directed past an electrode arrangement arranged at a distance from the surface of the cleaning element. An alternating electrical field is generated which acts on the toner particles to loosen them. The toner particles remaining on the surface of the cleaning element are brought into contact with a mixture of carrier particles and toner particles during further transport along a transport direction of the cleaning element. | 09-09-2010 |
20100232851 | DEVELOPER CONVEYING APPARATUS AND IMAGE FORMING APPARATUS - A developer-conveying apparatus is provided, the developer-conveying apparatus including: a conveying member that has a rotational axis rotatably set in a container and a blade formed around the rotational axis, the conveying member conveying a developer along the rotational axis by rotation; and a static eliminating member set in the container and eliminating static electricity of the developer in the container by being brought into contact with the developer. | 09-16-2010 |
20100232852 | TONER CONVEYING MECHANISM, CLEANING UNIT INCLUDING THE SAME, AND IMAGE FORMING APPARATUS - An embodiment of a toner conveying mechanism may include a housing, a conveying member, and a protrusion. In some embodiments, the housing configured to hold toner. An embodiment of a conveying member may be disposed in the housing and may be configured to convey the toner by rotation. In some embodiments, a protrusion may be disposed on the surface of the inner wall of the housing. An embodiment of the protrusion may protrude toward the conveying member. In some embodiments, the protrusion may intermittently contact the conveying member during rotation of the conveying member. | 09-16-2010 |
20100239340 | IMAGE FORMING APPARATUS - An image forming apparatus includes: a plurality of image forming sections respectively including developing portions and first removing portions as defined herein; a plurality discharging pipes as defined herein; and a delivery pipe as defined herein, the delivery pipe includes a changing portion in which a direction of delivering the coloring materials is changed to an upper side, and, among the discharging pipes, a discharging pipe that is downward extended from one of the first removing portions that is placed on a most downstream side in the oblique direction is disposed downstream from the changing portion of the delivery pipe in the delivering direction, and has a length shorter than lengths of the other discharging pipes. | 09-23-2010 |
20100247191 | DEVELOPER DELIVERING DEVICE AND IMAGE FORMING APPARATUS - The developer delivering device includes a first delivering path, a second delivering path, a helical delivering blade disposed in the second delivering path, and a developer breaking member disposed in a connecting portion of the first delivering path and the second delivering path. The developer breaking member includes a breaking portion disposed opposite to a side wall of the second delivering path in a developer delivering direction of the second delivering path, a contact portion that is in contact with the helical delivering blade and extended in the developer delivering direction between the breaking portion and a center of the rotation of the helical delivering blade, and a coupling portion. The breaking portion has a first breaking portion and a second breaking portion. The contact portion has a first contact portion and a second contact portion. The coupling portion couples the first contact portion to the second contact portion. | 09-30-2010 |
20100247192 | DEVELOPER COLLECTION DEVICE AND IMAGE FORMING APPARATUS - A developer collection device includes: a collection unit including: a collection container that contains a developer to be collected; an upstream connection part that is formed with an inlet port through which the developer flows in; and a collection conveying part that conveys the developer flown in through the inlet port toward the collection container; and a connection unit including: an upstream connection port that is connected to an upstream conveying path; a connection conveying part that conveys the developer flown in through the upstream connection port in a developer conveying direction; and a connection outlet port that is formed at a downstream end in the developer conveying direction, wherein the connection unit is configured to be movable between an extracted position and a retracted position. | 09-30-2010 |
20100322686 | IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE - According to an aspect of the invention, an image forming apparatus includes a removing unit, a conveying unit, a partitioning unit. The removing unit includes an edge portion and removes toner on an image carrier while the tip end contacts the image carrier. The conveying unit conveys, toward an axial direction of the conveying unit, the toner removed from the image carrier and moved above the removing unit, the conveying unit being disposed above the removing unit. The partitioning unit is inclined to a conveying direction of the conveying unit and is disposed above the removing unit through a space. | 12-23-2010 |
20100322687 | Image forming unit and image forming apparatus - An image forming unit includes a developer collecting portion for collecting a developer, a developer conveying portion having a receiving portion and an exit portion. The image forming unit further includes a developer conveying unit that conveys the developer from the receiving portion to the exit portion. The developer conveying portion has a guide portion for guiding the developer conveying unit. One of the guide portion and the developer conveying portion has a contact portion that causes the guide portion and the developer conveying portion to partially contact each other in such a manner that a gap is partially formed therebetween. | 12-23-2010 |
20110020041 | CLEANING DEVICE, IMAGE HOLDER DEVICE, AND IMAGE FORMING APPARATUS - A cleaning device includes: a removing unit that removes a toner on an image holder by coming into contact with the image holder that rotates; a transporting unit provided above the removing unit and adapted to cause the toner removed by the removing unit to be axially transported as the transporting unit rotates; and an accommodating container in which the transporting unit is provided and which accommodates the removed toner, and the transporting unit is movable in a direction in which the transporting unit moves away from the removing unit. | 01-27-2011 |
20110044743 | DEVELOPER CONVEYING APPARATUS, DEVELOPER STORAGE CONTAINER, AND IMAGE FORMING APPARATUS - A developer conveying apparatus includes a main body in which a developer is conveyed, a first conveying member including a first rotation shaft rotatably provided in the main body and a first conveying portion having a spiral shape and provided around the first rotation shaft, and a second conveying member including a second rotation shaft rotatably provided in the main body and a second conveying portion having a spiral shape and provided around the second rotation shaft. A developer retention portion is formed at a predetermined portion of the second conveying member. | 02-24-2011 |
20110081178 | Waste Cyclone Dispense System with Controlled Rotating Cylinder Gate - This is a waste cyclone toner dispense system with a controlled gate and a collection bag below the gate. The controlled gate prevents pressure from entering the bag thereby permitting the use of relatively inexpensive bags for collection of toner debris. The gate has rotating blades tightly pushed against a sealing wall, such as rubber or the like. The wall must prevent pressure from reaching the bag and remaining only above the bag. The rotating blades convey waste toner from an upper collection to the collection bag. | 04-07-2011 |
20110081179 | Waste Cyclone Dispense System With a Controlled Gate - This is a waste cyclone toner dispense system with a controlled gate and a collection bag below the gate. The controlled gate is configured to be opened and closed at a predetermined time thereby permitting the use of relatively inexpensive bags for collection of toner debris. The gate is hinged to permit easy opening by a controller and motor. The controller turns off any pressure while the gate is open. The drop gate conveys when open waste toner from an upper waste collection funnel to the collection bag. | 04-07-2011 |
20110081180 | WASTE DRY INK SYSTEM WITH PRESSURE EQUALIZING HERMETICALLY SEALED OUTER BOX - This is a novel xerographic marking system having a novel toner waste dispensing assembly. The assembly comprises a hermetically sealed outer box that houses a disposable waste toner container. The container is a biodegradable carton or bag that can be removed from the outer box when filled with waste toner. A feature of this invention is that the dispensing assembly can easily be retrofitted into existing marking systems. Also because the containers are inexpensive and biodegradable, the expensive prior art non-degradable waste containers and their adverse effect on the landfills can be avoided. | 04-07-2011 |
20110097124 | Waste-toner collecting device, process cartridge, and image forming apparatus - A waste-toner collecting device includes a waste toner collector that collects and stores therein non-transferred toner as waste toner conveyed from a cleaning unit via the conveying path; and a leveling member that levels waste toner accumulated inside the waste toner collector, and drive of which is controlled so that driving conditions thereof are varied based on information of an image formed on the image carrier. The switching of the driving conditions of the leveling member is controlled so as to be performed after a delay time during which the non-transferred toner collected in the cleaning unit reaches the waste-toner collector via the conveying path. | 04-28-2011 |
20110158723 | TONER COLLECTING APPARATUS, CARTRIDGE, AND IMAGE FORMING APPARATUS - A toner collecting apparatus which transports collected toner through a discharge pipe to discharge the collected toner from a discharge port of the discharge pipe, the toner collecting apparatus including: a cover pipe having an open window and being rotatable around the discharge pipe in a substantially concentric fashion; a protective wall covering at least apart of the cover pipe; and a rotation member which rotates the cover pipe, wherein the cover pipe is rotated by the rotation member between an open position in which the open window is aligned with the discharge port and a closed position in which the open window is shifted from the discharge port so that at least the open window is covered with the protective wall. | 06-30-2011 |
20110182639 | DEVELOPER AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A developer includes a waste toner container having a cleaning member to clean a photoconductive drum, and a waste toner transporting member to transport waste toner from the photoconductive drum to a waste toner storage area. The waste toner transporting member is moved up, down, forward, and backward by a rotation member having an eccentricity unit. As the rotation member rotates, the waste toner transporting member, which is connected to the eccentricity unit, moves up, down, forward, and backward. | 07-28-2011 |
20110182640 | TONER-LEVELING MECHANISM, PHOTO-CONDUCTOR UNIT, AND IMAGE-FORMING APPARATUS - A toner-leveling mechanism installed and operative in a housing chamber that houses toner, the toner-leveling mechanism being capable of leveling toner accumulated in the housing chamber and narrowing an operation space of the toner-leveling mechanism in accordance with an increase in an accumulated amount of the toner. | 07-28-2011 |
20110206433 | Device for Moving and Storing Waste Toner in an Imaging Apparatus - A cleaner assembly within a printer cartridge is provided that moves waste toner from photoconductive drum and stores it in a waste toner storage container. The cleaner assembly includes an auger, a drive shaft, and the waste toner storage container that includes a tube with plurality of perforations. The tube has a first end and a second end, wherein the first end is attached to an inlet to receive the waste toner and the second end extends to a point vertically above the inlet. The auger extends into inside of the waste toner storage container through the inlet and follows passage formed by the tube inside the waste toner storage container. The perforations in the tube allow the waste toner to move from inside the tube to the waste toner storage container, thereby resulting in maximum utilization of the space inside the inside the waste toner storage container. | 08-25-2011 |
20110222939 | AUGER FOR AN ELECTROPHOTOGRAPHIC PRINTING DEVICE CROSS REFERENCES TO RELATED APPLICATION - An apparatus for moving waste toner within a printer cartridge includes an auger having a radially inward facing surface, the radially inward facing surface defining an opening having an inner diameter. An elongated drive shaft has an outer surface defining an outer diameter, the outer diameter of the drive shaft being greater than the inner diameter of the auger. The radially inward facing surface of the auger engages the outer surface of the drive shaft with a first pressure when the drive shaft is rotated within the opening of the auger in a first direction with a first load applied on the auger. | 09-15-2011 |
20110222940 | POWDER RECOVERY DEVICE AND IMAGE FORMING APPARATUS - A powder recovery device includes a powder storage container and at least two powder conveying members. The powder storage container stores powder recovered from a recovery port. The at least two powder conveying members are disposed on upper and lower sides of the recovery port interposed therebetween in the powder storage container, and are disposed in a longitudinal direction of the powder storage container. The at least two powder conveying members are set so that the amount of powder conveyed to the recovery port is larger than the amount of powder conveyed to a back side which is on the opposite side of the recovery port in the longitudinal direction. | 09-15-2011 |
20120070209 | SYSTEM FOR COLLECTING WASTE TONER - A system for collecting waste toner or developer in an electrophotographic printer includes a waste collection tube for collecting waste toner or developer in an electrophotographic module. An auger transports waste toner or developer from the collection tube through a transport tube to a waste container. A spring has a first end in the collection tube and a second end fixed within the transport tube of the auger. An elbow of the spring rides on the auger and the motion of the auger causes the spring to oscillate in the collection tube. | 03-22-2012 |
20120070210 | METHOD FOR COLLECTING WASTE TONER - A method for collecting waste toner or developer in an electrophotographic printer includes collecting waste toner or developer in an electrophotographic module. An auger transports waste toner or developer from the collection tube through a transport tube to a waste container. A spring has a first end in the collection tube and a second end fixed within the transport tube of the auger. An elbow of the spring rides on the auger and the motion of the auger causes the spring to oscillate in the collection tube. | 03-22-2012 |
20120213566 | IMAGE-FORMING DEVICE HAVING WASTE DEVELOPER MATERIAL ACCOMMODATING PART AND DEVELOPER MATERIAL UNIT HAVING THE SAME - In an image-forming device, a recovering unit removes waste developer material to be discarded from a target and collects the waste developer material. A waste developer material accommodating part is provided integrally with the developer material accommodating part and accommodates waste developer material collected by the recovering unit. A waste developer material conveying mechanism is connected to both of the recovering unit and the waste developer material accommodating part and conveys the waste developer material from the recovering unit to the waste developer material accommodating part. An urging member is interposed between the waste developer material accommodating part and the waste developer material conveying mechanism and urges a developing roller toward a photosensitive drum via a developer material accommodating part. | 08-23-2012 |
20120213567 | IMAGE-FORMING DEVICE AND DEVELOPER MATERIAL UNIT - In an image-forming device, a waste developer material accommodating part is provided integrally with a developer material accommodating part. A waste developer material conveying mechanism is connected to both of a recovering unit and the waste developer material accommodating part and conveys the waste developer material from the recovering unit to the waste developer material accommodating part. The waste developer material conveying mechanism includes a conveying member that is disposed outside the waste developer material accommodating part, that extends in an axial direction of a photosensitive drum, and that is coupled to the waste developer material accommodating part while being movable relative to the waste developer material accommodating part. | 08-23-2012 |
20120213568 | WASTE TONER RECOVERY UNIT - A waste toner recovery unit includes a waste toner conveying screw, a coating member, and a waste toner storing portion. The waste toner conveying screw has a first end and a second end and conveys waste toner, the first end being linked with a driving portion and the second end being set as a free end. The coating member coats the free end of the waste toner conveying screw by being fitted in a processing unit, has an opening to which waste toner conveyed by the waste toner conveying screw falls down, and can rotate in such a way that the opening is positioned in a vertically lower part. The waste toner storing portion stores the waste toner which falls down from the opening. | 08-23-2012 |
20120251210 | IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF - A plurality of waste toner transport mechanisms convey waste toners per color. A waste toner container receives collectively each waste toner conveyed by each waste toner transport mechanism. An integrated number of pixels memory stores a result of an integration of the numbers of the pixels per color of the image data counted by the pixel counters after the near end detection has been made by the near end detector, the integration being carried out by an integrating number of pixels section each time an image forming is performed. A full end judgment section makes a judgment that full end, at which a quantity of the waste toner in the waste toner container reaches fullness, is attained when any one of the integrated numbers of pixels per color stored by the integrated number of pixels memory reaches a predetermined value. | 10-04-2012 |
20130071165 | DEVELOPER COLLECTION DEVICE AND IMAGE FORMING APPARATUS - An image forming apparatus includes a first developer containing part accommodating a developer that is ejected after a depeloper image is formed, a second developer containing part, a communication part allowing the first developer containing part and the second developer containing part to communicate each other, and a first developer carrying member carrying the developer to the first developer containing part to the communication part. Wherein, the communication part carries the developer carried by the first developer carrying member to the second developer containing part. | 03-21-2013 |
20130108341 | TONER TRANSPORTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING TONER TRANSPORTING DEVICE | 05-02-2013 |
20130136516 | TONER CONVEYOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A toner conveyor includes a noncircular conveyance member rotatable in a predetermined direction of rotation to convey toner to a toner container and a plate-shaped metal scraper slidably contacting the conveyance member with predetermined pressure therebetween to scrape the toner off the conveyance member. The scraper includes a contact end contacting the conveyance member, at least one through-hole spaced apart from the contact end, and a toner carrying face contacting the toner accumulated in the toner container. A lid is attached to the toner carrying face of the scraper to cover the at least one through-hole of the scraper and includes a separation region extending from an upper edge thereof to at least a position disposed opposite a lower edge of the at least one through-hole in a short direction of the scraper. The separation region is separatable from the scraper. | 05-30-2013 |
20130142555 | IMAGE FORMING APPARATUS - An image forming apparatus includes: an image forming unit having a plurality of photoconductor drums arranged in tandem; an intermediate transfer belt arranged opposite to the photoconductor drums and configured to receive developer images formed on the photoconductor drums and to transfer the developer images onto a recording sheet; a cleaning unit comprising a cleaning member positioned in contact with the intermediate transfer belt and configured to collect substance adhering to the intermediate transfer belt, and a receptacle configured to store the substance collected by the cleaning member, wherein the cleaning unit is arranged on the same side as the image forming unit with respect to the intermediate transfer belt; and a support member configured to support the image forming unit and the cleaning unit and to be pulled out from a main body. | 06-06-2013 |
20130164063 | TONER RECOVERY DEVICE AND IMAGE FORMING APPARATUS HAVING THE TONER RECOVERY DEVICE - A toner recovery device includes a toner recovery container that recovers toner; and a toner conveying shaft member that is provided inside the toner recovery container and conveys toner in a axial direction of the toner conveying shaft member by the rotation around a rotational axis of the toner conveying shaft member and that has a spiral groove formed around the rotational axis and an outer peripheral surface whose distance from the rotational axis is variable. | 06-27-2013 |
20130216288 | TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - A toner conveying device of the present disclosure includes a conveying screw, a toner conveying pipe, and a plurality of convex portions that are formed on an inner wall surface of the toner conveying pipe. The conveying screw has a rotary shaft and a conveying vane that is formed on an outer peripheral surface of the rotary shaft. The toner conveying pipe has a circular section, and the conveying screw is rotatably disposed inside the toner conveying pipe. Each of the convex portions is formed within an area defined by half the circumference along the inner wall surface of the toner conveying pipe and supports the conveying screw so that an axial center of the rotary shaft substantially coincides with a center axis of the toner conveying pipe. | 08-22-2013 |
20130251433 | TONER CONVEYING UNIT FOR COLLECTING TONER AND CONVEYING TONER TO TONER STORAGE CONTAINER - A toner conveying unit includes a first toner conveying passage, a second toner conveying passage, a conveying member, a crank, and a vertical slide member. The first toner conveying passage includes a receiving port and allows toner to fall down from the receiving port. The second toner conveying passage joins a lower portion of the first toner conveying passage. The conveying member is provided in the second toner conveying passage and conveys the toner in a predetermined direction while rotating. The crank is provided in the second toner conveying passage below the first toner conveying passage and is connected to the conveying member. The vertical slide member is connected to the crank, is inserted into the first toner conveying passage, and is formed so as to come into slide contact with an inner wall of the first toner conveying passage. | 09-26-2013 |
20130272764 | TONER TRANSPORTATION DEVICE AND IMAGE FORMING APPARATUS EQUIPPED WITH THE SAME - A toner transportation device according to the present disclosure includes a transportation screw that has a rotational shaft and a transportation fin formed on an outer circumferential surface of the rotational shaft and a toner transportation pipe that has a circular shape in cross section. The transportation screw is rotatably positioned in the toner transportation pipe. A support member is attached to the rotational shaft that has a bearing portion having an annular shape and rotatably fitted onto the rotational shaft and that has a plurality of leg portions radially protruding outward from an outer circumferential surface of the bearing portion. A distance between an axis of the rotational shaft and a tip of each leg portion is greater than a radius of the transportation fin and equal to or less than a radius of an inner circumferential surface of the toner transportation pipe. | 10-17-2013 |
20130287462 | DEVELOPER TRANSPORT DEVICE AND IMAGE FORMING APPARATUS - Disclosed is a developer transport device including a recovery chamber where a developer is recovered, an accommodation chamber that accommodates the developer, a transport unit that transports the developer into the accommodation chamber by rotation, a hollow guiding path that guides the developer in the recovery chamber into the accommodation chamber, and a transport assisting member disposed inside the hollow guiding path and deformed and restored by rotation of the transport unit to assist transport of the developer. The transport assisting member includes a first part extending along an inner wall of the hollow guiding path from a discharge port of the recovery chamber to a position for contact with the transport unit, and a second part intersecting with a front surface of the first part and extending from an intermediate position of the first part to a position for contact with the transport unit. | 10-31-2013 |
20130336695 | PROCESS UNIT POSITIONING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE SAME - Provided is a process unit positioning device which performs positioning of a plurality of process units with respect to an apparatus main body, including: a positioning plate in which bearing holes into which individual drum shafts are fitted and a fitted portion onto which positioning portion of the apparatus main body is fitted are formed; and a holder portion supported by the apparatus main body so as to be able to pivot while holding the positioning plate so that a position changes by contact between the bearing holes and the drum shafts. | 12-19-2013 |
20140010579 | IMAGE FORMING APPARATUS AND WASTE TONER CONVEYING DEVICE INCORPORATED IN SAME - An image forming apparatus includes a waste toner conveying device including a primary conveyor to convey waste toner discharged from a plurality of primary cleaners and a secondary conveyor to convey waste toner discharged from a secondary cleaner. A relay conveyor conveys the waste toner discharged from the primary conveyor and the secondary conveyor. A waste toner container receives the waste toner discharged from the relay conveyor. The primary conveyor, the secondary conveyor, and the relay conveyor are disposed at one end of the image forming apparatus in a front-to-rear direction thereof. A secondary conveyor outlet of the secondary conveyor is disposed below a primary conveyor outlet of the primary conveyor and above an inlet of the waste toner container. | 01-09-2014 |
20140023414 | IMAGE FORMING APPARATUS - An image forming apparatus includes a first image forming unit that forms an image by using a first toner having a first average particle diameter, a second image forming unit that forms an image by using a second toner having a second average particle diameter that is greater than the first average particle diameter, and a transport path through which the first and second toners collected from the first and second image forming units, respectively, are transported. The transport path is configured such that a position at which the second toner is collected from the second image forming unit is located upstream of a position at which the first toner is collected from the first image forming unit in a transporting direction of the transport path. | 01-23-2014 |
20140044465 | WASTE TONER COLLECTOR AND IMAGE FORMING APPARATUS - A waste toner collector of the present invention includes: a container main body configured to collect and store waste toner; and a conveyance member configured to convey the waste toner in the container main body. The container main body is provided with, on one side wall, a plurality of protruding containing portions that protrude outward from the container main body and are disposed along a longitudinal direction of the container main body, and a plurality of recesses each positioned between adjacent ones of the protruding containing portions. The conveyance member extends along the longitudinal direction of the container main body and is rotatably disposed in the container main body. Waste toner conveyance force of the conveyance member in a rotary shaft direction varies in such a manner that, at border portions between the protruding containing portions and the recesses, the waste toner is pushed toward the protruding containing portions. | 02-13-2014 |
20140056628 | Image Forming Device Having Belt Cleaner and Drum Cleaner Both Provided in One of Drum Units - An image forming device includes a main casing, a plurality of photosensitive accommodated in the main casing, a plurality of developer cartridges detachably mountable in the main casing, an endless belt, a plurality of first cleaning units and first conveying units provided for the respective photosensitive drums, a second cleaning unit for cleaning the endless belt, a second conveying unit, and a third conveying unit. The photosensitive drums include a first photosensitive drum and the developer cartridges include a first developer cartridge corresponding to the first photosensitive drum. The third conveying unit conveys waste developer cleaned by the first cleaning unit and conveyed by the first conveying unit corresponding to the first photosensitive drum and waste developer cleaned by the second cleaning unit and conveyed by the second conveying unit toward a first waste developer accommodating chamber of the first developer cartridge. | 02-27-2014 |
20140093296 | Cleaning Unit and Image Forming Device Having the Same - A cleaning unit includes a cleaning member, a storage case, and a transport member. The cleaning member collects waste toner on a surface of the photoconductive drum. The storage case successively stores the waste toner collected by the cleaning member through an inlet. The transport member is provided in the storage case, and rotates to transport the waste toner in the storage case in a rotary axis direction. The transport member rotates with a central portion in the rotary axis direction protruding toward the inlet further than both side portions. | 04-03-2014 |
20140169852 | WASTE TONER CONVEYING DEVICE AND IMAGE FORMING APPARATUS USING THE SAME - A waste toner conveying device for conveying waste toner removed from an image carrier to a waste toner container includes a waste toner conveying path including at least a falling and conveying path for letting the waste toner fall under its own weight; a toner bridging prevention member configured to move in the falling and conveying path to prevent bridging of the waste toner; a drive source configured to drive the toner bridging prevention member; a drive transfer member configured to transfer a driving force from the drive source to the toner bridging prevention member; and a toner adhesion prevention member configured to prevent the waste toner from adhering to the drive transfer member. | 06-19-2014 |
20140186082 | Image Forming Apparatus Provided with Movable Conveying Unit - An image forming apparatus includes: a belt cleaning unit; a waste toner container; a conveying unit; and a support member. The cleaning unit collects waste toner adhered to a belt. The container stores the waste toner collected by the cleaning unit. The conveying unit conveys the waste toner from the cleaning unit to the container. The support member moves between an internal position inside the main casing and an external position outside the main casing. The support member in the internal position moves between a contact position where the photosensitive body contacts the belt and a separated position where the photosensitive body separates from the belt. The conveying unit moves along with the support member moving between the contact position and the separated position. The conveying unit is uncoupled from the container while the support member moves from the internal position to the external position. | 07-03-2014 |
20140294475 | WASTE-DEVELOPER COLLECTING DEVICE AND IMAGE FORMING APPARATUS INCLUDING THE WASTE-DEVELOPER COLLECTING DEVICE - A waste-developer collecting device includes a developing device that develops a latent image with developer, a storage section that stores the developer transported from the developing device, and a path section extending from the developing device to the storage section, and including a downward path through which the developer in the developing device flows together with air in the developing device, the downward path guiding the flowing developer downward. An opening is provided on an upper side and an upstream side of a lowermost level of the downward path so that a part of the air flowing in the path section is released out through the opening. | 10-02-2014 |
20140314461 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image carrier, a toner-image forming unit, a transfer unit, a cleaner, a plurality of cylindrical transport path forming members, a falling transport path forming member, and a discharge port. The falling transport path forming member has through holes in a side wall thereof. A second end of each of the transport path forming members is inserted into a corresponding one of the through holes. The falling transport path forming member forms a falling transport path that causes toner ejected from an ejection port disposed in the second end to fall. The discharge port is disposed in a lower part of the falling transport path forming member to discharge the toner to a discharge destination. The second ends of the transport path forming members are disposed offset from each other in a horizontal direction on the side wall of the falling transport path forming member. | 10-23-2014 |
20140321896 | CLEANING UNIT, IMAGE FORMING APPARATUS INCLUDING THE SAME, AND SHUTTER PROVIDED IN CLEANING UNIT - A cleaning unit includes a cleaning member eliminating a waste toner from an image carrier, a waste toner conveying body conveying the waste toner in a conveying channel to a waste toner case, a shutter having an ejecting port and a shutter moving mechanism moving the shutter between an opening position and a closing position. Via the ejecting port, the conveying channel and waste toner case are communicated. The shutter contacts with/separates from a seal preventing a leak of the waste toner from the ejecting port. When the shutter is rotated in one direction and moved to the opening position to make an outer end face of the shutter contact with the seal, the ejecting port is opened. When the shutter is rotated in another direction and moved to the closing position to make the outer end face of the shutter separate from the seal, the ejecting port is closed. | 10-30-2014 |
20140334859 | IMAGE-FORMING DEVICE HAVING PHOTOSENSITIVE DRUMS, ENDLESS BELT, AND RECOVERING UNIT - In an image-forming device, photosensitive drums are held by the holding member. Developer material accommodating parts are held by the holding member to form a row of developer material accommodating parts in a prescribed direction. An endless belt extends in the prescribed direction. A recovering unit removes, from the belt, waste developer material and collects the waste developer material. A waste developer material conveying mechanism conveys the waste developer material from the recovering unit to a waste developer material accommodating part. The waste developer material accommodating part is disposed on an upstream side of a most upstream developer material accommodating part in the row of the developer material accommodating parts in the prescribed direction, and accommodates the waste developer material. | 11-13-2014 |
20140348561 | IMAGE-FORMING DEVICE HAVING WASTE DEVELOPER MATERIAL CONVEYING MECHANISM - In an image-forming device, a waste developer material accommodating part is provided integrally with a developer material accommodating part and is configured to accommodate waste developer material collected by a recovering unit. A waste developer material conveying mechanism is connected to both of the recovering unit and the waste developer material accommodating part and conveys the waste developer material from the recovering unit to the waste developer material accommodating part. The waste developer material conveying mechanism includes a conveying member that is disposed outside the waste developer material accommodating part and that is coupled to a center region of the waste developer material accommodating part along an axial direction of the photosensitive drum. | 11-27-2014 |
20140356043 | CLEANING DEVICE AND IMAGE FORMING APPARATUS USING SAME - The intermediate transfer belt cleaning device includes a cleaning blade for removing residual toner on the intermediate transfer belt, a waste toner conveying screw that conveys the removed toner, and a vibrating part with multiple vanes, arranged between the cleaning blade and the waste toner conveying screw, each vane partly coming into contact with the waste toner conveying screw and vibrating in linkage with the motion of the waste toner conveying screw. Each vane has a projected part that is positioned close to, and projects toward, the intermediate transfer belt. | 12-04-2014 |
20150023708 | WASTE TONER COLLECTING STRUCTURE OF AN IMAGE FORMING APPARATUS - A waste toner collecting structure of an image forming apparatus includes a waste toner collector to be removably installed in a main body of an image forming apparatus to collect waste toner that is exhausted through exhaust holes of at least one waste toner exhaust parts installed in the main body a negative pressure generator to form negative pressure around shutters of the waste toner exhaust parts that open and close the exhaust holes, to form an intake air current into the waste toner collector and a waste toner separator to be connected to the waste toner collector to separate some of the waste toner, which flows into the waste toner collector and then moves toward the negative pressure generator, from air in order to collect the waste toner. | 01-22-2015 |
20150043954 | Image Forming Apparatus Having Waste Developer Accommodating Portion - A photosensitive drum is rotatably supported in a main body. A developing cartridge is detachably mountable on the main body in a state where the photosensitive drum is supported in the main body. The developing cartridge includes a developing device and a frame. The developing device includes a developing roller disposed in confrontation with the photosensitive drum to supply developer to the photosensitive drum when the developing cartridge is mounted in the main body, and a developer-accommodating portion configured to accommodate developer. The frame includes a waste-developer-accommodating portion configured to accommodate waste developer and supports the developing device that is movable relative to the frame. The frame is disposed on an opposite side of the developing roller from the photosensitive drum. An urging member is disposed between the frame and the developing device to urge the developing roller toward the photosensitive drum. | 02-12-2015 |
20150050057 | DEVELOPER CONVEYING DEVICE AND IMAGE FORMING APPARATUS - A developer conveying device includes a rotatable developer conveying body including a shaft portion and a blade portion provided on the shaft portion for conveying a developer. The developer conveying device further includes a developer removing portion having a developer removing fin that contacts the developer conveying body in a counter direction with respect to a rotating direction of the developer conveying body. | 02-19-2015 |
20150078795 | WASTE-TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS - An image forming apparatus including multiple image forming units; a waste-toner container; and a waste-toner conveyance device including a common conveyance channel member disposed in an arrangement direction of the image forming units and provided with toner inlets to receive the waste toner from toner outlets of the cleaning units, communicating channel members identical in structure and respectively disposed between the toner outlets and the toner inlets of the common conveyance channel member, and a rotatable conveying member to transport the waste toner inside the common conveyance channel member linearly along a rotation axis thereof. The common conveyance channel member is shaped to equalize relative positions of each of the toner outlets and a corresponding one of the toner inlets of the common conveyance channel member among the multiple image forming units among which a distance from the toner outlet to the rotation axis differs. | 03-19-2015 |
20150125196 | TONER CONVEYING DEVICE - A toner conveying device includes a common conveyance path, toner input paths and blades. A screw for conveying a toner is installed in the common conveyance path. The toner input paths extend in an up-down direction and have lower ends connected to the common conveyance path. The blades are installed so as to make contact with a shaft of the screw and are configured to scrape off a toner adhering to the shaft of the screw. The blades are arranged immediately below the toner input paths so as to make contact with the shaft of the screw. The blades are disposed at a pitch of an integer multiple of a pitch of the fin of the screw. | 05-07-2015 |
20150139712 | IMAGE FORMING APPARATUS - An image forming apparatus includes a first feeding path configured to feed the toner collected from an image forming station; a collection container detachably mountable to the image forming apparatus and configured to accommodate the collected toner fed through the first feeding path; and a shutter unit including a second feeding path movably connected with the first feeding path and capable of connecting with the collection container, and a shutter configured to open and close a connecting portion between the second feeding path and the collection container by slide in a direction crossing with the second feeding path in response to mounting and demounting of the collection container. | 05-21-2015 |
20150301496 | TONER CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME - A toner conveyance device includes a conveyance channel through which toner is transported, communicating with a conveyance origin and a destination container disposed inside an image forming apparatus, a conveyor disposed in the conveyance channel to rotate in the conveyance channel, a driving source to drive the conveyor; and a slide-assist sheet attached to an inner face of the conveyance channel positioned facing the conveyor. | 10-22-2015 |
20150346638 | POWDER CONVEYING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - A powder conveying device, including: a powder conveying path including a curved portion; and a conveying screw, wherein the conveying screw is disposed in the powder conveying path, and includes: a rotation axis portion having flexibility; and a blade portion, where the blade portion is helically formed on an outer periphery of the rotation axis portion, and is configured to convey a powder, wherein the conveying screw includes a conveying screw curved portion located in the curved portion of the powder conveying path, and wherein at least a surface of the blade portion of the conveying screw curved portion includes a slipping layer containing a silicon-containing compound. | 12-03-2015 |
20160026119 | IMAGE FORMING APPARATUS FOR PERFORMING IMAGE FORMATION WITH USE OF TONER - An image forming apparatus according to an aspect of the present disclosure includes a toner conveyance portion, a vent hole portion, an air suction portion, and a filter portion. The toner conveyance portion forms a toner conveyance passage between a developing device and a collection container such that toner discharged from the developing device is conveyed in the toner conveyance passage and collected in the collection container. The vent hole portion is formed in the toner conveyance portion and allows inside and outside of the toner conveyance portion to communicate with each other such that air can be ventilated between the inside and the outside of the toner conveyance portion. The air suction portion sucks the air inside the toner conveyance portion via the vent hole portion. The filter portion is disposed on the vent hole portion and traps toner contained in the air sucked by the air suction portion. | 01-28-2016 |
20160033904 | IMAGE FORMING APPARATUS FOR FORMING IMAGE BY USING TONER - An image forming apparatus includes an image carrier, a first guide portion, a developing portion, and a second guide portion. The first guide portion forms a first flow path in which toner removed from the image carrier is flowed downward with respect to a horizontal direction. The developing portion visualizes an electrostatic latent image formed on a surface of the image carrier, with developer including at least toner and carrier. The second guide portion forms a second flow path in which the developer in the developing portion is flowed diagonally downward with respect to the horizontal direction and guided to the first flow path. | 02-04-2016 |
20160062267 | DEVELOPER CONVEYING MECHANISM, IMAGE FORMING APPARATUS - A developer conveying mechanism includes a first lateral conveyance path forming portion and a second lateral conveyance path forming portion. The first lateral conveyance path forming portion includes a first conveyance member that is configured to convey developer in a first lateral direction. The second lateral conveyance path forming portion includes a second conveyance member that is configured to convey, in a second lateral direction, the developer that has fallen down from a lower opening of the first lateral conveyance path forming portion. The lower opening is formed such that its width expands from an upstream side to a downstream side in the first lateral direction. | 03-03-2016 |
20160154341 | CONVEYING DEVICE, CLEANING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS | 06-02-2016 |
20160179034 | IMAGE FORMING APPARATUS | 06-23-2016 |
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20160252845 | IMAGE FORMING APPARATUS | 09-01-2016 |