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| Number | Title | Issue Date |
| 8169460 | Image forming apparatus A holding unit turns, while holding a latent image writing unit, centered on a turning axis that is arranged on a main body of an image forming apparatus between an opening position and a closing position with respect to the main body. A positioning unit arranged on... | 05/01/2012 |
| 8031221 | Image forming apparatus In an image forming apparatus including a main assembly and a scanning optical apparatus which is inserted into the main assembly of the image forming apparatus in a substantially horizontal direction and is mounted to the apparatus main assembly, in order to fix th... | 10/04/2011 |
| 7952605 | Light scanning unit assembly, electrophotographic image forming apparatus including the same, and method of adjusting scanning line skew A light scanning unit assembly, an electrophotographic image forming apparatus including the light scanning unit assembly, and a method of adjusting a scanning line skew. The light scanning unit assembly includes a frame, a primary light scanning unit and at least o... | 05/31/2011 |
| 7724276 | Optical assembly lock/unlock apparatus and method An optical assembly lock/unlock apparatus includes an interlock mechanism configured to selectively lock an optical assembly in a fixed position relative to a scan engine and unlock the optical assembly relative to the scan engine when the scan engine is to be remov... | 05/25/2010 |
| 7705873 | Image forming apparatus and multi-function device An image forming apparatus, includes: an image forming unit that forms an image on a recording sheet; a casing that encloses the image forming unit and that has an ejection port configured to eject the recording sheet on which the image are formed; an ejection tray ... | 04/27/2010 |
| 7675536 | Architectures for multi-functional image forming devices Multi-functional image forming devices that may include a base color laser printer comprising a front side, a back side, a top, and a bottom. The color laser printer may further include a media path, a laser printhead, and a plurality of image forming units. A scann... | 03/09/2010 |
| 7619797 | Optical scanning apparatus and image forming apparatus An optical scanning apparatus includes a housing that positions and holds a plurality of light sources emitting light beams, a deflection mirror that deflects the light beams to perform main scanning, and at least one of optical image forming elements closest to the... | 11/17/2009 |
| 7612791 | Printer including wireless communication module A printer includes: a main substrate that includes electronic parts for controlling an operation of a printer main body; and a wireless communication module that transmits and receives data, wherein: the main substrate is disposed in one side of the printer main bod... | 11/03/2009 |
| 7595813 | Image forming apparatus In an image forming apparatus (1) utilizing electrophotographic technology, position and posture of a laser scan unit (5) with respect top a frame (13) is adjusted easily without cost rise and upsizing of the apparatus. Semicircular recesses ( | 09/29/2009 |
| 7593149 | Optical scanning unit having more maintenance-friendly adjustable lens having a support member with first and second faces, an adjusting member and moving member opposite the adjusting member, and image forming apparatus including the same An optical scanning unit includes: a light source configured to emit a light beam; a lens arranged so that the light beam emitted from the light source passes therethrough; a rotatable deflector configured to deflect the light beam coming from the lens, the deflecte... | 09/22/2009 |
| 7554569 | Light scanning device A light scanning device includes a light source that emits a laser beam, a deflector that deflects the laser beam emitted from the light source, a motor that drives the deflector so as to scan the deflected laser beam, an optical system that converges the deflected ... | 06/30/2009 |
| 7515171 | Light scanning module having cleaning shutter to clean laser scanning window and image forming apparatus having the same A light scanning module mounted to a main body, the module including a light scanning unit including a light scanning window to scan a light onto a photosensitive body of the main body, a cleaning shutter part including a cleaning part to clean the light scanning wi... | 04/07/2009 |
| 7483048 | Apparatus for fixing shaft of cartridge and image forming device having the same An apparatus is provided for fixing a shaft of a cartridge and an image forming device including the apparatus. The apparatus includes a fixed supporting part formed at a frame, and rotatably supporting a first end of at least one shaft of at least one cartridge. A ... | 01/27/2009 |
| 7477279 | Image forming apparatus In unit chassis 30 in which optical instruments are mounted, three of main fixing members 31, 32 and 33 formed in the reinforced reinforcing areas or in the contiguous areas thereof, as well as sunsidiary fixing member 34 connected to said main fixing members by fle... | 01/13/2009 |
| 7477280 | Image forming apparatus having scanning beam blocking member The invention provides an image forming apparatus that includes a light source receiving printing data to generate a scanning beam; a polygon mirror receiving the scanning beam to scan in a predetermined width; a reflection mirror reflecting the scanned beam; a bloc... | 01/13/2009 |
| 7450146 | Optical scanning device including plural light shielding units provided at different heights and image forming apparatus An optical scanning device includes a plurality of light sources, a deflector, optical systems, and a plurality of light shielding units to shield flare light from an opposite optical system. Two light shielding units are arranged not to satisfy θ=n(360/x) degrees,... | 11/11/2008 |
| 7436426 | Laser scanning apparatus and image forming device having the same A laser scanning apparatus capable of preventing a secondary contamination of light transmitting windows and an image forming device having the same include a light emitting unit to emit light, a cover connected to a laser scanning apparatus body, and having at leas... | 10/14/2008 |
| 7417662 | Sensor module docking arrangement with multiple degrees of freedom constraint A docking system may repeatedly dock a movable sensor module relative to another module with high precision. The docking system may move with minimal constraints and several degrees of freedom. The docking system may be particularly useful for precisely locating a m... | 08/26/2008 |
| 7397493 | Laser printhead having a mechanical skew correction mechanism An imaging apparatus is provided including a frame having a portion upon which a printhead is adapted to be mounted. The printhead may include a housing including a main body, at least one flexible mounting beam extending from the main body, and at least one structu... | 07/08/2008 |
| 7388593 | Image forming apparatus An image forming apparatus includes LED heads protected from scratching. An optical head is mounted on an inner side of a lid pivotally mounted to a body of the apparatus. A protector is mounted to the lid. A mechanism is operatively coupled to the lid such that whe... | 06/17/2008 |
| 7367728 | Ink ribbon cartridge having shaft connecting members An ink ribbon cartridge including a cartridge frame, take-up shaft connecting members, and supply shaft connecting members is provided. The take-up shaft connecting members support and rotatably connect ends of a take-up shaft to the cartridge frame and the supply s... | 05/06/2008 |
| 7342998 | X-ray detector quick-connect connection system An x-ray system quick-connect connection is disclosed to allow an end-user to de-couple a portable x-ray detector from an x-ray scanner/host. The quick-connect connection is accessible by the end-user without removal of a service panel that exposes an interior servi... | 03/11/2008 |
| 7335394 | Substrate supporting frame A substrate supporting frame, a substrate supporting frame assembly including the frame, a method of framing a substrate using the frame, a method of fabricating a donor substrate using the substrate supporting frame assembly, and a method of fabricating an Organic ... | 02/26/2008 |
| 7328976 | Hydrophobically coated printhead A printhead comprising a plurality of nozzles formed on a substrate is provided. Each nozzle comprises a nozzle chamber, a nozzle opening defined in a roof of the nozzle chamber and an actuator for ejecting ink through the nozzle opening. At least part of an ink eje... | 02/12/2008 |
| 7321381 | Image forming apparatus and contamination prevention member for use therein Provided is an image forming apparatus, which comprises a contamination prevention member that covers a top surface of a light window with one side exposed to an outside of a main body, which prevents a contamination material, such as dust, from getting onto the lig... | 01/22/2008 |
| 7319476 | Image forming apparatus and scanning unit In an image forming apparatus, a rigid-body plate, which is to be placed across a scanning unit for constituting a housing, also serves as an upper cover of the scanning unit, and the scanning unit is suspended on the rigid-body plate at an interior position from a ... | 01/15/2008 |
| 7312808 | Image forming apparatus and scanning unit After having been reflected by a first return mirror, a light beam deflected by a polygon mirror is caused to travel toward a second return mirror disposed in a position below a base section of the polygon mirror by way of an opening. An image forming apparatus is c... | 12/25/2007 |
| 7292376 | Device for digitally generating images The invention relates to a device for digitally generating images on photosensitive material comprising a light source, a liquid crystal display (LCD) unit and imaging optics. According to the invention, the LCD unit and the imaging optics are mounted in the same le... | 11/06/2007 |
| 7284485 | Alignment elements for an apparatus for handling printing plates An apparatus for handling printing plates contains at least one image-setting device and a frame that at least partially encloses the image-setting device. The image-setting device is decoupled from the frame via decoupling feet that stand on the floor through cutou... | 10/23/2007 |
| 7262787 | Laser scanning unit assembly and laser printer having the same In a laser printer using a plurality of laser scan units, a laser scan unit is capable of manually adjusting a plurality of laser beams to be parallel. The laser scan unit assembly includes a laser scan unit having a window on a front surface through which a laser b... | 08/28/2007 |
| 7248810 | Cartridge, process cartridge, and electrophotographic image forming apparatus A cartridge detachably mountable to a mounting portion in a main assembly of an electrophotographic image forming apparatus, includes: a cartridge electrical contact supplying electric power to a process device and being electrically connectable to a main assembly e... | 07/24/2007 |
| 7248280 | Laser scanner having reduced air currents A method for improving the operation of an electrophotographic printer. The method includes providing an electrophotographic printer containing a laser scanning unit. A torsion oscillator for the laser scanning unit is enclosed in closed compartment. The closed comp... | 07/24/2007 |
| 7242420 | Image forming device An image forming device equipped with a light scanning device having a polygon mirror that deflects laser light by rotating, a focusing element for focusing deflected laser light onto a photosensitive body, and a reflection mirror reflecting and guiding to the photo... | 07/10/2007 |
| 7227562 | Electrophotograhic apparatus Provided is a small-sized electrophotographic apparatus for which maintenance such as disposal of a jam of sheets, replacement of consumables including toner, or replacement of components to be periodically replaced can be facilitated. Thus, there is provided... | 06/05/2007 |
| 7215349 | Method and apparatus for image forming capable of effectively avoiding an adverse temperature effect to an optical scanning system An image forming apparatus includes a first support member, an image carrying member configured to carry a toner image thereon, and an optical writing apparatus connected to the first support member and configured to form an electrostatic latent image on the image c... | 05/08/2007 |
| 7212221 | ROS shutter system Raster Output Scanner (ROS) shutter system capable of blocking and unblocking harmful radiation selectably, semi-automatically or automatically. The system and uses thereof can be applied to various fields including scanners and printers. ... | 05/01/2007 |
| 7198819 | Substrate supporting frame A substrate supporting frame, a substrate supporting frame assembly including the frame, a method of framing a substrate using the frame, a method of fabricating a donor substrate using the substrate supporting frame assembly, and a method of fabricating an Organic ... | 04/03/2007 |
| 7184070 | Exposure device including housing rotated about projection An exposure device has a light emitting unit for emitting a laser beam based on an image signal. The laser beam emitted from the light emitting unit is incident on a polygon mirror through a cylindrical lens. The laser beam reflected on the polygon mirror is illumin... | 02/27/2007 |
| 7161630 | Solid state photoelement apparatus having light blocking circuit board To achieve light blocking performance firmly by a simple constitution with no need of separately providing a special member, a photographing element is provided on a front face side of a circuit board for a camera and a light blocking member is provided on a rear fa... | 01/09/2007 |
| 7156797 | Assembling method for developing roller An assembling method that is for a developing roller usable with a developing device. The developing roller includes a developer carrying member in the form of a hollow cylinder, a flange member provided at an end of the developer carrying member, and a magnet provi... | 01/02/2007 |
