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HAVING PARTICULAR STRUCTURE

Subclass of:

399 - Electrophotography

Patent class list (only not empty are listed)

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Class / Patent application numberDescriptionNumber of patent applications / Date published
399110000 Modular or displaceable 1186
399109000 Remanufacturing 63
399126000 Adjustment 6
399108000 Portable 2
20130045024TRANSPORTABLE IMAGE FORMING APPARATUS - In the state where a handle (02-21-2013
20080317496MOBILE IMAGE FORMING APPARATUS - A mobile image forming apparatus is provided that comprises a casing, a support frame to surround a printing medium roll from which a printing medium is supplied and to guide the printing medium, an image forming unit to form an image on the printing medium guided by the support frame and a printing medium receiving portion disposed between the casing and the support frame to receive therein the printing medium on which the image is formed by the image forming unit. The mobile image forming apparatus may further comprise a roll support core disposed in the support frame to rotatably support the printing medium roll.12-25-2008
Entries
DocumentTitleDate
20090123175Image forming apparatus - An image forming apparatus includes a main body housing including a plurality of walls, a duplex unit openably provided to one of the walls of the main body housing, that reverses a recording medium, and a handle that advances from and retracts to the wall of the main body housing including the duplex unit. The duplex unit includes a pocket which is a clearance formed in the advancing/retracting direction and a direction perpendicular to and adjoining the advancing/retracting direction of the handle so as to expose the handle inside the duplex unit. A front end of the handle in the advancing direction thereof is positioned at a retracted position when the handle is retracted to the pocket and positioned at an advanced position outside the duplex unit when the handle is pulled out from the retracted position.05-14-2009
20130209135IMAGE FORMING APPARATUS AND LIGHT SCANNING DEVICE - An image forming apparatus includes an image bearing member, an exposure unit, and a main housing. An electrostatic latent image is formed on the image bearing member. The exposure unit includes an optical device that irradiates the image bearing member with light to form the electrostatic latent image, and a housing that defines a storage space in which the optical device is located. The main housing includes a partition wall that divides an inner space of the main housing into a first space in which the image bearing member is located and a second space in which the exposure unit is located. The housing includes a first opening wall having a first opening through which the storage space communicates with the second space. The optical device irradiates the image bearing member with light through the first opening.08-15-2013
20100074647IMAGE FORMING UNIT AND IMAGE FORMING APPARATUS - An aspect of the invention provides an image forming unit that comprises: an image forming unit main body including an image carrier; a housing of the image forming unit main body, the housing having at least one opening having concave parts at edge parts facing each other in the opening; and a connection element suspended with fracture parts between the edge parts facing each other in the opening, the fracture parts located within the concave parts, wherein in installation of the image carrier, at least a part of the connection element corresponding to the image carrier is removed from the fracture parts.03-25-2010
20130077990Image Forming Apparatus - An image forming apparatus, including an image forming unit configured to form an image on a recording medium, a pair of resin frames configured to support the image forming unit at least partially from mutually opposite sides, a pair of metal-made upper enhancing pieces arranged along upper faces of the resin frames, and a pair of first metal beams, each of which is arranged to bridge over a position between the paired upper enhancing pieces and forms a four-sided opening in conjunction with each other and with the paired upper enhancing pieces, is provided.03-28-2013
20090175648IMAGE FORMING APPARATUS - An image forming apparatus, including: an exterior portion having a first panel and a second panel that are opened/closed when an internal mechanism for image formation is taken outside; and an opening/closing interlocking device that makes the second panel open/close in connection with an opening/closing operation of the first panel.07-09-2009
20100040394OPENING AND CLOSING ASSEMBLY AND IMAGE FORMING APPARATUS INCLUDING THE ASSEMBLY - An opening and closing assembly includes a first casing, a second casing pivotally coupled to the first casing, and a support stand configured to support the second casing. The support stand includes a proximal end portion pivotally connected to one of the first and second casings, and a distal end portion slidably connected to the other thereof. The other of the first and second casings includes a guide portion for guiding the distal end portion, and first and second wall portions. The distal end portion includes a gripped portion gripped between the first and second wall portions, the gripped portion has a cross section having a width which increases, from one end of the cross section, to a maximum width and decreases from the maximum width until the other end of the cross section. The maximum width causes the first and second wall portions to be spaced apart.02-18-2010
20120219316Image Forming Apparatus - An image forming apparatus is provided which includes an image forming unit, a main body having a pair of frames, a pair of rollers, a belt which is endless, and a reinforcing member. The frames are disposed to sandwich the image forming unit therebetween. The rollers are spaced apart from each other such that an axial direction of each of the rollers extends in a direction perpendicular to the frames. The belt extends around the rollers. The reinforcing member is disposed in an area enclosed by the belt. One end of the reinforcing member is fixed to one of the frames, and the other end of the reinforcing member is fixed to the other one of the frames.08-30-2012
20110013930APPARATUS HOUSING AND IMAGE FORMING APPARATUS USING THE SAME - An apparatus housing includes: a housing frame that contains an image forming element therein; and an exterior cover fixed to an exterior of the housing frame, wherein the exterior cover has a specified-color exterior cover different in lightness from the housing frame, the specified-color exterior cover has a plurality of cover members that are adjacent to each other and disposed on at least one surface of the housing frame, and a blind portion for blinding the surface of the housing frame with a color whose lightness is more similar to that of the specified-color exterior cover than the housing frame is provided at an adjacent area between the plurality of cover members so that the surface of the housing frame is not exposed through a gap between the plurality of cover members, and wherein the blind portion is provided to at least one of the plurality of cover members, and the blind portion extends to cover the entire adjacent area of the other cover members.01-20-2011
20120224884IMAGE FORMING APPARATUS HAVING PIVOTABLE UPPER BODY - An image forming apparatus including: a first body including a developing unit to perform an image forming operation on a print medium, and a second body provided above the first body to pivot between a closed position and an open position in relation to the first body, the second body including a light emitting unit, wherein the light emitting unit is directly above the developing unit when the second body is in the closed position, and the developing unit is exposed to an outside of the image forming apparatus when the second body is in the closed position. A user can place the image forming apparatus on a desktop, which increases convenience in using the apparatus. Additionally, a specialized image forming apparatus can be provided to a user who mainly wants to print and copy in small quantities.09-06-2012
20130164026IMAGE FORMING APPARATUS - An image forming apparatus includes vertically connected units, first and second fitting portions, and first and second fitted portions. These fitting portions are provided at a lower portion of an upper unit. These fitted portions are provided at an upper portion of a lower unit downwardly adjacent to the upper unit. The first fitted portion corresponds to the first fitting portion and the second fitted portion corresponds to the second fitting portion. The upper unit is restricted from displacing vertically relative to the lower unit when the first fitting portion engages with the first fitted portion. The second fitting portion engages with the second fitted portion such that the upper unit is restricted from moving horizontally relative to the lower unit, when a user pivots the upper unit downwardly about the first fitting portion while the first fitting portion is engaged with the first fitted portion.06-27-2013
20130164025Image Forming Apparatus - An image forming apparatus includes: a rotary member which rotates with respect to an apparatus main body between a first position and a second position; and a buffering member connected to the apparatus main body and the rotary member for buffering an impact attributable to the rotation of the rotary member. The buffering member includes: a hollow member; a movable member moveable between an evacuation position and an advance position; and a slide member provided to the movable member and contactable with an inner circumferential surface of the hollow member. The slide member is deformable such that a first pressure on the hollow member when the rotary member rotates from the first position to the second position is larger than a second pressure on the hollow member when the rotary member rotates from the second position to the first position.06-27-2013
20090016769PROTECTIVE LAYER SETTING UNIT, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS USING SAME - A protective layer setting unit includes a protective agent and an application unit configured to apply the protective agent to an image carrying member in a manner sufficient to satisfy equations (1) and (2). A surface condition of the image carrying member is determined by an applied-agent amount index “X” and an agent coating ratio “Y,” and a ratio of “X/Y” is set to 0.020 or less after applying the protective agent for 120 minutes.01-15-2009
20120148292IMAGE FORMING APPARATUS, OPTICAL PRINT HEAD, AND PROCESS CARTRIDGE - An image forming apparatus having an image bearing member, an optical print head to irradiate the image bearing member with light to form a latent image thereon, a developing device to develop the latent image with a developing agent to obtain a visual image, and front and rear plates that sandwich at least the image bearing member and the developing device from opposite directions to position at least the image bearing member and the developing device thereof, the plates having focus direction position determining reference surfaces and sub-scanning direction position determining reference surfaces the optical print head contacts to position the optical print head.06-14-2012
20090274483IMAGE FORMING APPARATUS - An image forming apparatus includes a main body in which a cassette unit to accommodate a plurality of sheets of paper, a toner cartridge unit to contain toner, an imaging unit to flow into the toner contained in the toner cartridge unit, a transfer unit which transfers an image formed by the imaging unit onto the paper, and a waste toner collection unit to collect waste toner discharged from the imaging unit and the transfer unit, and a control panel unit to receive user commands, wherein at least four of the cassette unit, the toner cartridge unit, the imaging unit, the transfer unit, the waste toner collection unit, and the control panel unit are disposed so as to be accessed by a user in the same direction.11-05-2009
20110129250Image Forming Apparatus - An image forming apparatus includes: a main body frame placed on a placement surface; an image forming unit provided at an upper portion in the main body frame and forms an image on a recording medium; and an accommodation unit provided at a lower portion in the main body frame and accommodates the recording medium to be fed to the image forming unit, wherein the main body frame includes an upper frame that supports the image forming unit, and a lower frame that has a rigidity lower than the rigidity of the upper frame, supports the upper frame from below, and supports the accommodation unit, the upper and lower frames are covered with a cover member, and a combining unit is provided between the upper frame and the cover member, and combines the cover member with the upper frame without being restricted by the lower frame.06-02-2011
20120099891Image-Forming Apparatus - An image scanner section is disposed above a printer section. The image scanner section is supported by the printer section in such a manner as to be pivotable about a pivotal axis. The printer section has a lower housing having a substantially rectangular shape as viewed from above. The image scanner section has an upper housing having a substantially rectangular shape as viewed from above. The upper housing and the lower housing are configured such that a second upper corner portion, which is a corner portion of the upper housing, projects beyond a second lower corner portion, which is a corner portion of the lower housing and is located just under the second upper corner portion.04-26-2012
20120099890Image Forming Apparatus and Photosensitive Unit - An image forming apparatus is described. The image forming apparatus may include: a main body provided with an accommodation chamber partitioned by an inner side surface; a photosensitive unit configured to slid between an accommodated position and a drawn position; a first electrode disposed on a first outer side surface on the photosensitive unit; a second electrode disposed on a second outer side surface on the photosensitive unit to protrude toward the inner side surface beyond the first outer side surface; a third electrode disposed on a first inner side surface on the inner side surface; and a fourth electrode disposed on a second inner side surface on the inner side surface to protrude toward the photosensitive unit beyond the first inner side surface.04-26-2012
20120099889IMAGE FORMING APPARATUS - An image forming apparatus includes: an image forming apparatus main body; an image forming part provided in the image forming apparatus main body, to form an image on a recording medium; an operation part used for operation of the image forming apparatus; a support part provided on a bottom surface of the image forming apparatus main body and in contact with a mounting surface for the image forming apparatus main body to support the image forming apparatus main body; and a convex part provided on the bottom surface, the convex part being provided on the operation part side from the support part, and forming a clearance between the convex part and the mounting surface.04-26-2012
20120099888IMAGE FORMING APPARATUS AND OPENING/CLOSING DEVICE - An image forming apparatus includes: an image forming apparatus main body; an ejection portion; a structure; a mounting mechanism; and a supporting member. The image forming apparatus main body has a cutout continuous with a space, the cutout being formed in such a manner as to straddle a surface of the image forming apparatus main body on a side thereof on which a recording medium is retrieved from the ejection portion and a surface of the image forming apparatus main body on one side thereof in a direction of a rotary shaft. An end of the supporting member being located at a position more distant than one end from the surface of the image forming apparatus main body on the side thereof on which the recording medium is retrieved from the ejection portion, in a state in which the structure is located in a second position.04-26-2012
20090274484Frame and image forming apparatus using the frame - A frame for an image forming apparatus including at least one functional unit includes a front member, a rear member, a base member, and a pair of elevated supporters. The front and rear members at least support the functional unit. The base member supports at least the rear member. The pair of elevated supporters, fixed at least to the base member, have a U-shaped form in its cross-section. The elevated supporters are spaced a given distance apart and disposed facing an open part of the U-shaped form of the pair of elevated supporters. The elevated supporters supports both lateral rim portions of the front member at a given position of the pair of elevated supporters. The front member is indirectly fixed with the base member via the elevated supporters, and positions the functional unit at a given position.11-05-2009
20120033989IMAGE FORMING APPARATUS - In order to improve a fixing accuracy, provided is an image forming apparatus including a pressing member pressing a first frame and a second frame so that an abutment portion of the first frame abuts on the second frame, wherein the first frame and the second frame are pressed by the pressing member urged by a fixing member, and the second frame abuts on the abutment portion of the first frame.02-09-2012
20110200354IMAGE FORMING APPARATUS - An image forming apparatus is described. The image forming apparatus may include a first casing and a second casing above the first casing. The second casing is provided with an upper surface including a generally horizontal surface, a lower surface extending beyond the upper surface in a generally horizontal direction and a side surface connecting an end edge of the upper surface and an end edge of the lower surface with each other over the whole area. The first casing is provided with an upper surface coming into contact with the lower surface of the second casing over the whole area and a side surface including a generally vertical surface. An inclined surface connecting the generally vertical surface of the first casing and the generally horizontal surface of the second casing with each other, is provided continuously along the first casing and the second casing.08-18-2011
20090290902MARKING ENGINE VIEWING SYSTEM - A printing system includes a housing and a marking engine within the housing for marking print media conveyed on a paper path through the housing. A viewing system, such as a window in the housing, is positioned so as to enable an observer outside the housing to view a print job in progress.11-26-2009
20090263155Image forming apparatus, method of supporting fixing unit and method of adjusting position of fixing unit - In an image forming apparatus, a fixing unit is supported by a unit holder attached to a structure frame. The structure frame includes a first upright panel and a second upright panel. A protrusion is provided on the first upright panel and a guide groove that receives the protrusion is provided on the unit holder. An eccentric cam engages with the unit holder at an engaging position and that is to be operated to move the first unit holder in the first direction relative to the structure frame for position adjustment. The engaging position is located on a vertical line extending through a center of mass of the fixing unit.10-22-2009
20100061757IMAGE-FORMING DEVICE AND ORNAMENTAL MEMBER THEREFOR - An image-forming device includes: a casing; an image-forming section including a plurality of image-forming units; a paper supply unit; and a discharge unit. The plurality of image-forming units are arranged substantially vertically within the casing when the casing is disposed in an orientation in which it is intended to be used, each image-forming unit forming an image in a corresponding color. The paper supply unit is disposed above the image-forming units when the casing is disposed in the orientation in which it is intended to be used. The paper supply unit is configured to accommodate a recording medium substantially in a vertical orientation and to supply the recording medium to the image-forming section. The discharge unit is disposed above the image-forming units when the casing is disposed in the orientation in which it is intended to be used. The discharge unit is configured to receive the recording medium discharged from the image-forming section substantially in a vertical orientation.03-11-2010
20090169242INTERNAL OUTPUT TYPE IMAGE FORMING APPARATUS - An image forming apparatus includes a main apparatus body, an image reading block located above the main apparatus body, a sheet output portion provided with a sheet output tray onto which each sheet is ejected upon completion of image forming operation, the sheet output portion being located between the main apparatus body and the image reading block and opening at least frontward to permit retrieval of sheets from the sheet output tray, and a front cover section provided on a front side of the main apparatus body, the front cover section including front openable covering members. The front cover section has a striped portion having a surface in which ridges and furrows are formed and a flat portion having a flat surface. The flat portion includes a first flat portion located in an area adjacent to the sheet output tray.07-02-2009
20090169243FRAME STRUCTURE FOR AN IMAGE FORMING DEVICE AND FRAME ASSEMBLY METHOD - A frame structure includes a base plate 07-02-2009
20080310879IMAGE FORMING APPARATUS - The image forming apparatus including an exposure unit that exposes an image bearing member by a laser beam, a first side plate and a second side plate facing with each other, and a first support member, a second support member, and a third support member connecting the first side plate and the second side plate to each other, wherein the first side plate and the second side plate and the first support member, the second support member, and the third support member form a substantially closed space, with said exposure unit being arranged in the closed space, and wherein a section of the closed space on a plane parallel to the first side plate and the second side plate has a substantially triangular shape. It achieves preventing the displacement of an optical component attributable to an increase in size of the image forming apparatus main body and twisting of side plates.12-18-2008
20080253798IMAGE FORMING APPARATUS - An image forming apparatus including: a first body including a developing unit to perform an image forming operation on a print medium, and a second body provided above the first body to pivot between a closed position and an open position in relation to the first body, the second body including a light emitting unit, wherein the light emitting unit is directly above the developing unit when the second body is in the closed position, and the developing unit is exposed to an outside of the image forming apparatus when the second body is in the closed position. A user can place the image forming apparatus on a desktop, which increases convenience in using the apparatus. Additionally, a specialized image forming apparatus can be provided to a user who mainly wants to print and copy in small quantities.10-16-2008
20090148179IMAGE FORMING APPARATUS PROVIDED WITH IMAGE READING UNIT - An image forming apparatus has a wide first main body, a narrow second main body below the first main body, and a cover on at least on one side of the second main body. The cover includes first and second walls. The first wall connects a side edge of the first main body and a lower side edge of the second main body. The second wall is a substantially inverted triangle that extends obliquely from the front edge of the first wall.06-11-2009
20090136254IMAGE FORMING APPARATUS - An image forming apparatus includes a carriage, a drive mechanism, a flexible harness, and a support member. The carriage includes a recording head to jet liquid droplets. The drive mechanism, which moves the carriage in a main scanning direction, includes a belt extending in the main scanning direction. The flexible harness, connecting the recording head and another unit, transmits signals between the recording head and another unit. The support member supports the flexible harness in an upright position over the belt. The flexible harness is routed at least partially in the main scanning direction of the carriage. The support member includes a regulation member at an exit portion of the support member to set a vertical height of the support member at the regulation member smaller than a width of the flexible harness.05-28-2009
20090136255IMAGE FORMING APPARATUS - According to an embodiment of the present invention, there is provided an image forming apparatus including an image forming unit that outputs an image corresponding to image data to an output medium and a load bearing supporting structure that is connected to the image forming unit and can provide strength in a vertical direction when the image forming unit is housed in a housing member. The load bearing supporting structure houses therein a harness connectable to an operation unit that can input a control signal to the image forming unit.05-28-2009
20090052936Image forming unit and image forming apparatus - An image forming unit includes a first image forming member; a second image forming member; a first unit for supporting the first image forming member to be freely rotatable; a second unit for supporting the second image forming member to be freely rotatable; and an image forming member urging member attached to one of the first unit and the second unit for urging the second image forming member toward the first image forming member when the first unit is connected to the second unit.02-26-2009
20100239307Interlock Device And Image Forming Apparatus Incorporating Same - In an interlock device for turning a switch on and off in accordance with closing and opening of a plurality of covers covering a body of an electronic apparatus, one striker protrudes from each of the covers. An engagement member is provided inside the body of the electronic apparatus to move in a predetermined direction to contact and separate from the switch to turn the switch on and off. All the strikers contact the engagement member to turn on the switch when all the covers are closed. At least one of the strikers separates from the engagement member to turn off the switch when the corresponding cover is opened.09-23-2010
20100142990Modular printing system - A method and apparatus for a modular printing system having individual units comprising input modules, transporter modules, marking engine modules, fuser modules and exit modules each with its own support structure and cabinet. The modular units have common matching interface configurations for paper feed and electrical connections so as to permit numerous combinations and variations of printing systems capable of monochrome, color, duplex, hybrid and simplex printing by modular interconnection as opposed to built-up systems.06-10-2010
20090074446Image forming apparatus - A biasing unit biases an exposing unit with respect to a main unit in at least one direction in a direction approaching the main body, so that the exposing unit makes contact with the main body in at least one portion to determine a position of the exposing unit with respect to the main body. A buffer unit relieves an impact the exposing unit receives from the main body, provided at or near the portion where the exposing unit makes contact with the main body. An attachment forming portion is provided for attaching the buffer unit in switching a functional state of the buffer unit between a buffer functional state and a buffer non-functional state.03-19-2009
20090110432Image forming apparatus - When a lever is pulled upwards, an engaging member comes into contact with a retracted contacting member. An optical writing device rotates with a hooking member at a center and is lifted. As a result, positions of a first reference position component and a second reference position component switches from a contacting position to a retracted position. When the lever is pulled downward, the engaging member separates from the retracted contacting member. The optical writing device rotates in a counter-clockwise direction with the hooking member as the center. As a result, the positions of the reference position components switch from the retracted position to the contacting position. The reference position components come into contact with positioning members.04-30-2009
20130129379Image Forming Apparatus Having Scanning Unit Stably Supported to Main Casing - An image forming apparatus includes: a body frame accommodating an image forming unit; and a support frame supporting an image reading unit and disposed to confront the body frame in a confronting direction, the support frame having a first end portion and a second end portion opposite to each other in a first direction perpendicular to the confronting direction. The support frame includes: first and second engaging portions provided at the first and second end portions respectively; and a pair of grip portions. The body frame has a first edge portion and a second edge portion opposite to each other in the first direction, the body frame including: a first engaged portion provided at the first edge portion and engageable with the first engaging portion; and a second engaged portion provided at the second edge portion and engageable with the second engaging portion.05-23-2013
20130129380IMAGE FORMING APPARATUS - An image forming apparatus includes: a first metal side plate frame; a second metal side plate frame arranged to face the first metal side plate frame; a sheet-metal stay electrically connecting the first metal side plate frame and the second metal side plate frame; a base portion provided at the sheet-metal stay and extending horizontally; and an abutting portion rising from the base portion and abutting each of the outer surface of the first metal side plate frame and the outer surface of the second metal side plate frame, and any one of the first metal side plate frame and the second metal side plate frame is directly grounded.05-23-2013
20110123218IMAGE RECORDING APPARATUS - An image recording apparatus includes an apparatus body, a recording section for forming an image, a display panel assuming upright and laying posture with respect to the apparatus body by pivoting on a predetermined axis, and a covering member having a first end and a second end. The first end is mounted pivotably on one of the apparatus body and the back surface of the display panel. The second end engages slidably with the other of the apparatus body and the back surface of the display panel. Accordingly, the covering member can be accommodated substantially in parallel with the back surface of the display panel. As a result, when the display panel is laid down, it is low in height, thereby making the image recording apparatus to be compact.05-26-2011
20110123217IMAGE-FORMING APPARATUS - An image-forming apparatus includes: plural image-holding members, each image-holding member holding an image and being rotatable around a rotation shaft; a frame member that at least partially defines a space for accommodating the plural image-holding members therein; a cover provided to the frame member to open and close the space with respect to an outside, an inner side of the cover being formed with rotation shaft insertion holes each for receiving an end portion of the rotation shaft of a corresponding one of the image-holding members accommodated in the space; a supporting shaft that supports the cover such that the cover is pivotable with respect to the frame member; and a positioning mechanism that positions the cover with respect to the frame member when the cover closes the space, the positioning mechanism including at least two projections that project from one of the frame member and the cover and that are spaced apart from each other in a direction of an axis of the supporting shaft such that lengths of perpendicular line segments from the at least two projections to the axis of the supporting shaft are different from each other, and projection insertion holes provided to the other one of the frame member and the cover to receive corresponding projections when the cover closes the space.05-26-2011
20100310272TWO-COLOR IOI DRUM MODULE ENABLING N-COLOR MONOCHROME, HIGHLIGHT, FULL COLOR, PHOTOTONE COLOR AND EXTENDED COLOR ARCHITECTURES - A xerographic marking device includes an intermediate transfer unit, a media transport path and at least one two-color image-on-image (IOI) drum module. Each two-color IOI drum module includes in a process order around a photoreceptor; a) a first charging unit; b) a first exposure unit; c) a first development unit; d) a second charging unit; e) a second exposure unit; and f) a second development unit, wherein the intermediate transfer unit receives a first toned image and a second toned image from the photoreceptor in a single transfer and transfers those toner images to print media to produce a toned image on print media. In various embodiments, specific color pairings are provided.12-09-2010
20090067876IMAGE FORMING METHOD, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE - An image forming method, including charging the surface of an image bearer with a charger; irradiating the charged surface of the image bearer to form a latent image; developing the latent image with a toner to form a visible toner image; transferring the toner image onto a transfer medium directly or through an intermediate transferer; removing the toner remaining on the surface of the image bearer with a cleaning blade; applying a lubricant to the surface of the image bearer; and fixing the toner image on the transfer medium, wherein the toner is a water-granulated toner having the following properties (1) to (4):03-12-2009
20110116830IMAGE-FORMING APPARATUS - An image-forming apparatus includes: a housing including a first frame member and a second frame member opposed to the first frame member; plural image-forming units each including an image-holding member on which an image is formed, the image-holding member having a rotation shaft; a supporting unit provided to the first frame member, the supporting unit having plural insertion holes each receiving and supporting an end portion of a rotation shaft of a corresponding one of the plural image-holding members inserted in an insertion direction from the second frame member to the first frame member; and plural flat elastic bodies provided to the respective insertion holes, each flat elastic body having a plate member that is bent to form: an attachment part that is attached to a surface of the supporting unit facing in a direction opposite to the insertion direction; a leg part extending from the attachment part in the direction opposite to the insertion direction; and an elastic part extending from the leg part in the insertion direction through the insertion hole to press the end portion of the rotation shaft against an edge of the insertion hole at a position spaced apart from the insertion hole in the insertion direction.05-19-2011
20100014886STAND OF IMAGE FORMING APPARATUS AND IMAGE FORMING APPARATUS HAVING THE SAME - A stand of an image forming apparatus and an image forming apparatus having the same. The stand of the image forming apparatus includes at least one plate unit including a first plate member which includes a first surface unit which forms an external appearance and a first bent unit which is provided to at least one of the opposite end parts of the first surface unit, and a second plate member which includes a second surface unit and a second bent unit which is provided to at least one of the opposite end parts of the second surface unit, and is capable of being inserted into the first plate member, at least one of the first bent unit and the second bent unit being bent so that each bending direction thereof may start from at least one of the first surface unit and the second surface unit, and then bend toward at least one of the first surface unit and the second surface.01-21-2010
20100014887Image Forming Apparatus - An image forming apparatus includes: upper frames opposed to each other across an image forming unit; a scanner supporting member that couples the upper frames and supports the scanner unit; and a frame coupling member that couples the upper frames on an opposite side of the scanner supporting member across the photoconductor unit; lower frames, each of which has an upper surface including a plurality of lower supporting portions each contacting a lower end of a respective one of the upper frames, and a lower surface including a bottom supported portion opposed to a placing surface. A stiffness of each of the upper frames in a substantially planar direction along the vertical direction is greater than a stiffness of each of the lower frames along the vertical direction between the lower supporting portions and the bottom supported portion.01-21-2010
20100067940IMAGE FORMING DEVICE - An image forming device includes a frame, a subunit detachably attached to the frame, a frame-side positioning portion, a subunit-side positioning portion, the subunit being positioned relative to the frame by making the subunit-side positioning portion contact the frame-side positioning portion, a contact regulating member attached to the frame movably between a location to contact the subunit before the subunit-side positioning portion comes into contact with the frame-side positioning portion in process of the subunit being attached to the frame from a detached state and a location to be kept from contacting the subunit, a pressing member attached to the frame movably between a position to press the subunit such that the subunit-side positioning portion is made contact the frame-side positioning portion and a position to be kept from pressing the subunit, and an interlocking member interlocking movements of the contact regulating member and the pressing member.03-18-2010
20100239306IMAGE FORMING APPARATUS - An image forming apparatus including: a frame member including a first electrode; a replacement unit including a second electrode that electrically contacts the first electrode, wherein the replacement unit is movable relative to the frame member along with a moving direction, the moving direction includes a first direction and second direction that intersects the first direction, wherein one of the first electrode and the second electrode, which is formed by a wire, and which includes a contact portion, wherein the contact portion, which is bent along a intersection plane, and which is movable in a third direction that is perpendicular to the first direction and the second direction, and wherein a direction of contact portion is set so that the intersection plane intersects with a first plane and a second plane at angles smaller than an intersection angle formed by the intersection of the first plane and the second plane.09-23-2010
20110081162Image Forming Apparatus - An image forming apparatus for forming an image on a sheet, includes: a pair of panels which constitute a main body skeletal structure of the image forming apparatus and face each other; a main body skeletal structure shaft which connects between the pair of panels and is fixed to each of the pair of panels; and a unit which is installed between the pair of panels and needs positioning based on the main body skeletal structure shaft, wherein an exposed section which is provided on the main body skeletal structure shaft and serves as a measuring reference position for a measuring instrument when a positional relationship between the main body skeletal structure shaft and the unit is measured by use of the measuring instrument after completing assembling of the image forming apparatus.04-07-2011
20100310271TWO-COLOR IOI DRUM MODULE ENABLING N-COLOR MONOCHROME, HIGHLIGHT, FULL COLOR, PHOTOTONE COLOR AND EXTENDED COLOR ARCHITECTURES - A xerographic marking device includes a media transport path and at least one two-color image-on-image (IOI) drum module. Each two-color IOI drum module includes in a process order around a photoreceptor: a) a first charging unit; b) a first exposure unit; c) a first development unit; d) a second charging unit; e) a second exposure unit; and f) a second development unit, wherein the intermediate transfer unit receives a first toned image and a second toned image from the photoreceptor in a single transfer and transfers those toner images to print media to produce a toned image on print media. In various embodiments, the xerographic marking device is modular and includes a common paper transport module having a cavity and a marking engine sized to fit within the cavity.12-09-2010
20080267659Image forming apparatus - An image forming apparatus includes an apparatus cabinet having a bottom face opposed to a floor surface and a front face for operating the apparatus, a plurality of foot members disposed on the bottom face for supporting the apparatus on the floor surface in a movable manner, and a shield member for shielding a gap formed between the bottom face and the floor surface at least at the side of the front face of the apparatus.10-30-2008
20110052251Image Forming Apparatus - An image forming apparatus includes: an image forming unit; a sheet feeding unit; an upper frame; a sheet feeding frame; and a lower frame. The upper frame includes: a pair of sheet-metal components, each of which is punched out in a right-left direction; and a first contact part facing a first direction. The sheet feeding frame is made of a resin component and is arranged between a space defined by the pair of sheet-metal components and includes a second contact part at a face facing the first direction. The lower frame supports the upper frame and the sheet feeding frame from below and includes a contacted part facing a second direction opposite to the first direction. A relative position in a front-rear direction between the upper frame and the lower frame is defined by contacting the contacted part with both of the first contact part and the second contact part.03-03-2011
20100067942Housing Structure and Image Forming Apparatus - A housing structure includes a first structure, which has body frames and a first shaft supported by the body frames, a second structure to be movably supported between an opened position and a closed position by the first shaft, and a positioning device to position the second structure in relation to the first structure in the closed position. The positioning device includes a first engagement portion provided on the first structure, a second engagement portion provided on the second structure and engaged with the first engagement portion in the closed position, a first biasing device to bias the second engagement portion toward the second structure, and a second biasing device to bias the second engagement portion toward the first structure. The positioning device positions the second structure in relation to the first structure by biasing forces of the first biasing device and the second biasing device.03-18-2010
20100067941IMAGE FORMING APPARATUS - An image forming apparatus comprising: a housing having an opening; a cover portion that can be disposed so as to cover the opening; a first connecting portion that connects the cover portion with the housing so that the cover portion is pivotable about a first pivotal axis and can switch between a closed state in which the opening is covered and an opened state in which the opening is exposed; a decorative portion that is disposed to be aligned with the cover portion on a side to the first pivotal axis in the cover portion, and forms a predetermined outer face of the housing along with the cover portion in the closed state; and a second connecting portion that connects the decorative portion with the housing so that the decorative portion is pivotable about a second pivotal axis, which is substantially parallel to the first pivotal axis.03-18-2010
20120308258Image Forming Apparatus - An image forming apparatus including a main frame, an image forming unit, which is disposed on an inner side of the main frame, a power board, which is disposed on the inner side of the main frame and is configured to apply voltage to the image forming unit, and a holder member, which is detachably attached to a surface on an outer side of the main frame and is configured to hold a wire connecting the power board and the image forming unit electrically, is provided.12-06-2012
20110064455HOUSING DEVICE AND IMAGE-FORMING APPARATUS - A housing device includes: a housing that has an opening and defines a containment space for containing an object inserted through the opening; a guide member that has a longitudinal direction aligned with a direction of insertion of the object with respect to the housing and guides the object when the object is inserted into the containment space; a support structure that supports the guide member to be moveable with respect to the housing in the longitudinal direction; and a cover that opens and closes the opening, wherein when the cover closes the opening, the cover supports the object such that the object is spaced apart from the guide member.03-17-2011
20110064456Image forming apparatus - An image forming apparatus includes a handle member that is held by an operator when an orientation of the image forming apparatus is changed from a predetermined use orientation to a different orientation; and a blocking unit that is caused to block a path between the inside and an opening of a toner container, without being powered, in association with an operator operation performed to the handle member upon changing the orientation of the image forming apparatus from the use orientation to the different orientation.03-17-2011
20100247136SLIDE UNIT MOVING DEVICE AND IMAGE FORMATION APPARATUS - This invention improves operability at a final stage of moving a slide unit in one direction. A withdrawal mechanism 09-30-2010
20100209135IMAGE FORMING APPARATUS - An image forming apparatus includes: a first unit including at least a development unit that develops an electrostatic latent image and a first developer container containing a developer; an image carrier that holds an electrostatic latent image to be developed by the development unit; a transfer unit that transfers a developer image developed by the development unit onto a recording medium; a fixing device that fixes a developer image transferred to the recording medium by the transfer unit onto a recording medium; and an image forming apparatus main body in which the first unit is installed, the image forming apparatus main body being configured such that a second unit including at least plural second developer containers respectively containing developers of different colors and development units for respective colors is installable instead of the first unit and, when the second unit is installed, a loop transport path is provided to allow the recording medium having the developer image fixed thereon by the fixing device to be transported around the second unit and toward the transfer unit.08-19-2010
20120076531IMAGE FORMING APPARATUS - An image forming apparatus includes: a frame that includes a pair of standing walls spaced apart from each other, and a linking section linking the pair of standing walls; and an intermediate transfer section that includes support rolls extending between the pair of standing walls and supported by the pair of standing walls, and an intermediate transfer belt held by the support rolls and circulating. The apparatus further includes built-in bodies, at least, into each of which a photoreceptor roll having a shaft with protruding both ends and rotatable around the shaft is incorporated, and which are arranged along the intermediate transfer belt while being supported in a state that the both ends of the shaft penetrate the pair of standing walls, and each of which is fixed to a first standing wall of the pair of standing walls by a screw.03-29-2012
20090060565Image Forming Apparatus - An image forming apparatus is described. The image forming apparatus may include a casing including an image forming section, an ejecting section provided above the image forming section and an image scanning section provided above the ejecting section, formed with an ejecting port communicating with the ejecting section; and an operating section. A side surface of the casing closer to the ejecting port includes a generally vertical surface and an upper surface of the casing includes a generally horizontal surface. The casing is provided with an inclined surface inclined along a direction intersecting with the generally vertical surface and the generally horizontal surface for connecting the generally vertical surface and the generally horizontal surface with each other, and the ejecting port is formed on the inclined surface, and the operating section is arranged under the ejecting port on the inclined surface.03-05-2009
20090060564IMAGE FORMING APPARATUS - An image forming apparatus is described. The image forming apparatus may include a casing including an image forming section, an ejecting section above the image forming section and an image scanning section above the ejecting section, formed with an ejecting port communicating with the ejecting section; and an operating section. A side surface of the casing closer to the ejecting port includes a generally vertical surface and an upper surface of the casing includes a generally horizontal surface. The casing is provided with an inclined surface inclined along a direction intersecting with the generally vertical surface and the generally horizontal surface for connecting the generally vertical surface and the generally horizontal surface with each other. The ejecting port is formed on the inclined surface. The operating section is inclined along a direction approaching a horizontal surface than the inclined surface under the ejecting port on the inclined surface.03-05-2009
20090016768ARTICLE OF CONSUMPTION AND IMAGE FORMING APPARATUS HAVING THE SAME - An image forming apparatus having a consumable detachably installed in the main body is disclosed. The image forming apparatus includes a main body having a first opening, a consumable which is detachably installed in the main body, a door mounted on the main body to open and close the first opening, and locking members operable in association with the movement of the door to secure the consumable in place as the door is closed. Possible damages due to the movement of the consumable such as a photosensitive cartridge during shipping and/or transporting of the image forming apparatus can be prevented by the locking members.01-15-2009
20110280615HOUSING ENGAGEMENT STRUCTURE AND IMAGE FORMATION APPARATUS - A housing engagement structure used for a housing to accommodate therein an apparatus body includes a first housing member and a second housing member. The first housing member includes a first wall having a first overlap portion being an end of the first wall. The second housing member includes: a second wall having a second overlap portion being an end of the second wall configured to be in contact with an inner surface of the first overlap portion and overlapped with the first overlap portion; and a first reinforcement rib projected from the inner surface of the second wall and extending to a position to be in contact with an inner surface of the first wall in the vicinity of the first overlap portion thereby reinforcing the first overlap portion.11-17-2011
20110280614IMAGE FORMING APPARATUS WITH RESIN FRAME AND METHOD FOR MOLDING THE RESIN FRAME - An image forming apparatus of the present invention includes a resin frame composed of a resin and an image forming unit that is removably inserted in the resin frame. The resin frame includes a base having a supporting surface that supports the image forming unit, a guide portion that extends in the base in an insertion direction in which the image forming unit is inserted along the supporting surface and that guides the image forming unit in the insertion direction while limiting movement of the image forming unit in an orthogonal direction that is orthogonal to the insertion direction, and a side plate portion that is provided at a peripheral edge of the base so as to extend in a direction perpendicular to the supporting surface, the base, the guide portion, and the side plate portion being integrally molded from a resin. A mold opening direction of a mold for molding the guide portion is set to a direction parallel to the orthogonal direction, and downstream end portions of the side plate portion in the mold opening direction are integrally connected to each other and extend essentially parallel to the perimeter of the base.11-17-2011
20110158678Printer with a touch panel - A printer has a base, a cover, a touch panel, a printing module and a detachable bracket. The base has two mounting rails. Each mounting rail has an engaging slot and an engaging protrusion. The cover is mounted detachably on the base. The touch panel is mounted on the base. The printing module is mounted detachably on the base and covered by the cover. The detachable bracket is mounted securely on the printing module and has a bottom plate and two opposite side plates. Each side plate has an engaging tab and an engaging notch detachably engaging the engaging slot and protrusion of a corresponding mounting rail. The printer with the mounting rails and detachable bracket allows the printing module to be repaired independently without disassembling the touch panel.06-30-2011
20080199211IMAGE FORMING APPARATUS - An image forming apparatus includes an image forming unit, an apparatus body, a door, a sheet conveyance unit, and a positioning device. The image forming unit forms an image on a sheet. The image forming unit is disposed in the apparatus body. The door is provided in the apparatus body so as to be openable and closable. The sheet conveyance unit conveys the sheet to the image forming unit. The sheet conveyance unit is provided in the door. The positioning device positions the door in relation to the apparatus body in the vertical direction and the horizontal direction. The positioning device performs positioning of the door in the vicinity of the image forming unit.08-21-2008
20110311268IMAGE FORMING APPARATUS AND TRANSPORT TOOL FOR THE SAME - An image forming apparatus is provided, which includes a main body including two first frames facing each other and a second frame bridging a gap between the first frames, an image forming unit disposed between the first frames, a feed roller unit including a first roller and a second roller supported by the second frame so as to contact the first roller in a position away from the first frame, an urging member providing an urging force to bring the first roller into contact with the second roller in a direction parallel to the first frames, and a spacer detachably attached between the main body and one of the first and second rollers near at least one of the first frames, so as to separate the first roller from the second roller or weaken a contact force between the first roller and the second roller against the urging force.12-22-2011
20130195504IMAGE FORMING APPARATUS HAVING HANDLE UNIT - An image forming apparatus includes a main body and at least one handle unit disposed on the main body. The handle unit includes a fixing bracket disposed on the main body and having a stop portion, a hinge shaft disposed on the fixing bracket, a handle member disposed to rotate with respect to the fixing bracket by the hinge shaft, a hook formed at an end of the handle member, and a hook catching portion formed on the main body, the hook catching portion to which the hook is caught. The hook is caught to the hook catching portion by weight of the handle member.08-01-2013
20130195503IMAGE FORMING APPARATUS - An image forming apparatus includes: a first unit including an image forming unit for forming an image on a recording material; a first supporting portion for supporting the first unit at three points consisting of a first foot provided adjacent to a side of a bottom of the first unit, a second foot, and a third foot provided adjacent to an opposite side of the bottom; a second unit provided below the first unit; a second supporting portion, provided at a bottom of the second unit, for supporting the second unit by at least four foots; and a connecting portion for connecting the first unit and the second unit with respect to an up-down direction so that the opposite side of the bottom of the first unit is inclined depending on inclination of the side of the bottom of the first unit with respect to a horizontal surface.08-01-2013

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