Matches 1 - 50 out of 152 1 2 3 4 >


Match Document Document Title
US20100296835 Charger  
A charger includes: a discharge wire extending in a predetermined extension direction; an opposite electrode extending in the extension direction and facing to the discharge wire; a frame...
US20090180794 CHARGING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS  
A charging device includes a charging roller and a cleaning roller configured to make contact with the charging roller. The cleaning roller is rotated following the charging roller. A dynamic...
US20100054793 CORONA DEVICE GRID CLEANER  
This is a device for cleaning a corona grid used in electrostatic printing or copying machines. This device has a cleaner pad that cleans the outer surface of the grid, that is the surface closest...
US20090092410 CORONA CHARGING DEVICE CLEANER  
A device that improves the effectiveness of a corona charging element cleaner by forcing it to travel to the end-limits of the outboard end of the corona charging element to ensure that the corona...
US20090169237 CLEANING ROLLER FOR CLEANING CHARGING ROLLER AND IMAGE FORMING APPARATUS  
A cleaning roller for cleaning a charging roller in an image forming apparatus is disposed in contact with an outer peripheral surface of a charging roller to remove foreign matters attached to...
US20090180795 CHARGING DEVICE CAPABLE OF EFFICIENTLY CHARGING IMAGE CARRIER  
A charging device includes a charging roller, a drive transmission device, and a charging roller cleaner. The charging roller opposes an image carrier driven to rotate and rotates to charge the...
US20100054794 AUTOMATED CLEANER FOR CHARGING  
There is provided a corona generating device for a printing machine, including a conductor; a frame for supporting the conductor; a cleaning assembly, within the frame, for cleaning the conductor,...
US20090074444 CHARGING WIRE CLEANING APPARATUS  
Cleaning performance of a cleaning pad for cleaning a charging wire is maintained so that the charging voltage of an image carrier by a charging wire is stabilized. A charging wire cleaning...
US20120275814 ELECTROPHOTOGRAPHIC PRINTER WITH CHARGING-ROLLER CLEANER  
An electrophotographic printer includes a rotatable member and a carriage rotatable around an axis. Two rotatable chargers are mounted on the carriage, each for charging the rotatable member. A...
US20080124117 PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS FOR EFFECTIVELY CLEANING A CHARGING ROLLER  
An image forming apparatus includes a charging roller that continuously rotates and uniformly charges a photoconductor for forming an electrostatic latent image thereon, a cleaning roller that...
US20100098453 CHARGE ROLLER CLEANING MEMBER FOR USE IN MEDIA PROCESSING DEVICE  
A segmented cleaning member for removing particulate from a charge roller of a media processing device. The cleaning member in one embodiment includes a substrate and an open-cell foam cleaning...
US20080292354 Cleaning device, image forming apparatus, method for controlling cleaning device, control program, and computer-readable storage medium  
A cleaning device 70 includes: contact and release system 63 which switches a position of a cleaning roller between a position where the cleaning roller 62 is in contact with a charging roller 61...
US20080025753 Roll, replacement unit, and image forming apparatus  
A roll includes a shaft, and a foamed material coating the shaft that includes a first section that extends from the shaft to a surface of the foamed material and has electrical resistance, a...
US20100092204 Photoconductor Unit With Charge Roll Wiper for an Image Forming Device  
A photoconductor unit for forming a toner image in an image forming device is disclosed. The photoconductor unit comprises a photoconductor drum, a charge roller and a first charge roller wiper....
US20070134019 Cleaning device and image forming device  
The present invention provides an image forming device. The image forming device includes a photosensitive body, a charging roller, a cleaning member, and a controller. The charging roller, while...
US20080199208 Method and device to prevent dust agglomeration on corona electrodes  
The present invention is related to preventing dust agglomeration on a sharp electrode which is used for generating corona. According to certain aspects, the invention includes a dust shroud which...
US20130094878 CHARGING DEVICE  
A charging device includes a corona charger including a grid electrode, a cleaning member configured to clean the grid electrode, a sheet-type shutter configured to open/close an opening of the...
US20110002707 CHARGING DEVICE AND AN IMAGE FORMING APPARATUS PROVIDED WITH THE CHARGING DEVICE  
A charging device has a sheet electrode with triangular pins aligned in a first direction and a cleaner unit for cleaning the sheet electrode while moving in the first direction and in a second...
US20150147083 CHARGER AND IMAGE FORMING APPARATUS  
A charger is provided. The charger includes a discharge electrode, a cleaner, and a holder. The discharge electrode is composed of a wire, and the wire has a surface plated with palladium. The...
US20110222900 CHARGING DEVICE  
A corona charger conventionally includes a sheet-like shutter and a holding member configured to hold an end of the shutter, and the replacement of a charging electrode is difficult. To solve this...
US20060140664 Process cartridge for image-forming device  
A charger has a charging wire that extends in the axial direction and that has one end and another end. The charger is configured to charge the image-bearing member. A cleaning member is movable...
US20110020029 CHARGER, IMAGE FORMING APPARATUS AND METHOD FOR CLEANING CHARGER  
In an embodiment, a charger including: an electrode to support a plurality of pins lined up at a certain pitch in a longitudinal direction; and a scraper with an edge face not vertical but tilted...
US20080069586 Charge corotron auto-cleaner device  
High torque causing machine failures and motor damage are corrected by the embodiments of this invention. Springs are put on both ends of the lead shaft and the windings around the lead shaft are...
US20090087212 CHARGING DEVICE  
A charging device includes a charging roller for electrically charging a photosensitive member. The charging roller alternately has pits and projections along a circumferential direction thereof....
US20080019729 Charging member cleaning roller, charging device, process cartridge, and image forming apparatus  
There is provided a charging member cleaning roller including: a core body; and an elastic layer that is provided on a peripheral surface of the core body and includes a polyurethane foam obtained...
US20070196123 Charging Device, Process Cartridge, Image Forming Apparatus, And Toner  
The present invention provides a charging device which comprises a charging roller (14a) and a cleaning component (14b). The charging roller charges a surface of an image-recording medium (11)...
US20140341608 CHARGING DEVICE, AND IMAGE FORMING APPARATUS INCLUDING THE SAME  
A charging device includes a housing, a charging roller, and a brush roller. The housing is disposed adjacent to an optical path of light emitted an the exposure device to irradiate a...
US20090304410 CLEANING DEVICE, CHARGER UNIT USING THE SAME, IMAGE FORMING ASSEMBLY AND IMAGE FORMING APPARATUS  
A cleaning device includes a pair of bilateral cleaning members arranged with an interval in a length direction of a wire rod, an intermediate cleaning member located on an opposite side of the...
US20090052935 CHARGING APPARATUS, IMAGE FORMING UNIT THAT EMPLOYS THE CHARGING APPARATUS, AND IMAGE FORMING APPARATUS THAT EMPLOYS THE IMAGE FORMING UNIT  
A charging apparatus includes a charging roller and a cleaning member. The charging roller charges a surface of an image bearing body. The cleaning member extends in a longitudinal direction...
US20100104315 APPARATUS FOR CHARGING A PHOTOCONDUCTOR AND CLEANING A SCOROTRON GRID  
An apparatus (100) useful in printing for charging a photoconductor and for cleaning a scorotron grid is disclosed. The apparatus can include a scorotron frame (110) and a scorotron charge member...
US20060045559 Method of actuating a cleaning system and a printing machine including the same  
A printing machine comprises a charging device. The charging device comprises a coronode and a control grid. An included power supply supplies a coronode voltage to the coronode. Under control of...
US20100021198 BLADES, PRINTING APPARATUSES, REPLACEABLE CARTRIDGES AND METHODS OF TREATING SUBSTANCES ON SURFACES  
Blades, printing apparatuses, replaceable cartridges and methods of treating substances on surfaces are disclosed. An embodiment of a blade for treating a substance on a surface of a component...
US20110002706 CHARGING DEVICE AND AN IMAGE FORMING APPARATUS PROVIDED WITH THE CHARGING DEVICE  
A charging device has a stainless steel sheet electrode for charging an image bearing member, and a cleaner for cleaning the stainless steel sheet electrode. The stainless steel sheet electrode...
US20140037320 ROLLER HAVING MULTIPLE WRAPPED STRIPS  
A roller according to one example embodiment includes a rotatable shaft and a plurality of strips wrapped around the shaft in an alternating relationship. The strips differ from each other in at...
US20100086316 METHOD AND APPARATUS FOR COROTRON CLEANING MANAGEMENT IN AN IMAGE PRODUCTION DEVICE  
A method and apparatus for corotron cleaning management in an image production device is disclosed. The method may include receiving an input from the corotron cleaning counter, determining if the...
US20090285597 Developing device and image forming apparatus  
Provided are a developing device and an image forming apparatus which employ a hybrid development method, have a toner-collecting developer supporting member and keep toner collecting ability...
US20080199207 Cleaning device and charging device, image holding unit and image forming apparatus using same  
A cleaning device is provided and includes: three or more cleaning members for cleaning a wire member, the three or more cleaning members being separately disposed along a longitudinal direction...
US20130094879 CHARGING DEVICE  
A charging device includes a corona charger including a grid electrode, a cleaning member configured to clean the grid electrode, a sheet-type shutter configured to open/close an opening of the...
US20070092289 Image forming apparatus  
An image forming apparatus includes a charge roll which charges a body to be charged by contact charge, and a roll-like sponge member which is supported such that it comes into contact with a...
US20140233980 DUAL ROLL SYSTEM INTEGRATING A DELIVERY ROLL AND A CLEANING ROLL TO EXTEND THE LIFETIME OF THE BCR SYSTEM  
An image forming apparatus comprises an electrophotographic photoconductive member, a charging unit, a delivery unit and a cleaning unit. The charging unit is disposed in contact with the surface...
US20090103941 Image Formation Apparatus  
An image formation apparatus which includes a rotating image-bearing body, a charging section, an exposure section, a developing section, a transfer section, and a residue toner-charging section....
US20080226334 DISCHARGER, IMAGE CARRIER UNIT, AND IMAGE FORMING APPARATUS  
A discharger includes: a discharge electrode member that is placed opposedly to a member to be charged; an opposed electrode member that is placed opposedly to the discharge electrode member; and...
US20150063860 CHARGING DEVICE  
A charging device includes: a discharging electrode; a casing surrounding the discharging electrode and being provided with an opening in a member-to-be-charged side; a grid electrode provided in...
US20100028040 METHOD AND APPARATUS FOR AUTOMATIC COROTRON CLEANING IN AN IMAGE PRODUCTION DEVICE  
A method and apparatus for automatic corotron cleaning in an image production device is disclosed. The method may include receiving a first dynamic current reading, the dynamic current being the...
US20080260417 CHARGING DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME  
A charging device (37) includes a discharge wire (85) to which a charging bias is applied, a box-like shield (84) surrounding the discharge wire (85) and having an opening (86) the body surface, a...
US20140294431 Charging Device Provided with Cleaner for Cleaning Electrode  
There is provided a charging device including: a discharge electrode extending in a first direction; and a cleaning member configured to move in the first direction to clean the discharge...
US20090067875 CHARGING DEVICE IN IMAGE FORMING APPARATUS  
According to an embodiment of the invention, cleaning sheets that contact and clean a needle electrode are caused to meander along the shape of a slit formed on a guide plate of a needle electrode...
US20070242964 Charge roll and image forming apparatus  
A charge roll disposed in an image forming apparatus, for charging an image carrier for carrying an image, and to be cleaned by a cleaning member, the charge roll including: a shaft and an...
US20100067939 CHARGING APPARATUS  
A charging apparatus includes a corona charger which includes a discharging wire and a grid electrode that are configured to charge a member to be charged, a cleaning device configured to clean an...
US20150098725 CHARGING UNIT, IMAGE FORMING APPARATUS, AND CHARGING UNIT SUPPORT MEMBER  
Provided is a charging unit including a charging member that is provided and comes in contact with a surface of an image holding member holding an image to charge the image holding member, a...

Matches 1 - 50 out of 152 1 2 3 4 >