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| Number | Title | Issue Date |
| 7894759 | Image forming apparatus When residual toner on the surface of an image carrier belt is removed with an elastic cleaning blade, a blade wear piece which is adhered to a blade edge is removed. When a blade edge of a cleaning blade is brought into sliding contact with a surface of an intermed... | 02/22/2011 |
| 7292820 | Integrated media input tray including electronics A removable media tray for an image forming apparatus includes a housing, an exit port in the housing, a primary media stack, and a multi-purpose tray (MPT) input. Within the tray are first and second pick mechanisms operative to select a media sheet from the primar... | 11/06/2007 |
| 7162177 | Back of the belt cleaner in an imaging system A rotating cleaning brush positioned to clean toner and debris from the back of an imaging belt. Additionally, a plurality of cleaning brushes assembled to clean the back of the imaging belt wherein charging a first and a second brush to approximately equal potentia... | 01/09/2007 |
| 7031650 | Image forming apparatus and copier An image forming apparatus including a photoreceptor having an electroconductive substrate, a photosensitive layer overlying the electroconductive substrate, and a protection layer including an inorganic filler in an amount of from 3 to 25% by weight based on total ... | 04/18/2006 |
| 6998218 | Apparatus and method for thermally developing flexographic printing sleeves An improved thermal development apparatus is used to remove uncured photopolymer from the imaged surface of a flexographic printing element. The apparatus typically comprises one or more heatable rolls that are contactable with an imaged surface of a flexographic pr... | 02/14/2006 |
| 6944419 | Image forming apparatus and control method for the same An electrophotographic image forming apparatus includes a fixing unit having a heat roller and a press roller which abuts against and presses the heat roller. The image forming apparatus further includes at least one cleaning unit including a backup roller which abu... | 09/13/2005 |
| 6876832 | Fuser apparatus having cleaning web spooling prevention A fuser for an electrophotographic printer or copier has a fuser roll and pressure roll that form a nip through which a recording paper having a toner image is passed to fuse the toner image thereon. The fuser includes a cleaning web system to clean the fuser roll h... | 04/05/2005 |
| 6853822 | Device for removing image disfiguring substances and image forming apparatus using the same A device included in an image forming apparatus for removing a substance that disfigures an image. The device includes an adsorbent support that supports an adsorbent. The absorbent has a molecular structure including voids that have a diameter great enough to pass ... | 02/08/2005 |
| 6839528 | Cleaning device with multiple cleaning members for a developer image carrier A cleaning device of this invention has a first cleaning member that is provided opposing to a developer image carrier for the scraping of the surface of the developer image carrier and a second cleaning member that is put over the first cleaning member and runs bet... | 01/04/2005 |
| 6725008 | Method for installing and removing slack from a web of cleaning material in an electrophotographic machine An apparatus and method for taking up the slack in the web material between the supply roller and the take-up roller in the web cleaning assembly of an electrophotographic apparatus. A clutch mechanism is positioned between the drive gear on the take-up roller and t... | 04/20/2004 |
| 6661983 | Cleaning device and image forming apparatus including first and second cleaning members A cleaning device of this invention has a first cleaning member that is provided opposing to a developer image carrier for the scraping of the surface of the developer image carrier and a second cleaning member that is put over the first cleaning member a... | 12/09/2003 |
| 6555192 | Pressure-sensitive cleaning sheet, image-forming material having cleaning part, and method of cleaning image-forming apparatus A pressure-sensitive cleaning sheet is disclosed which comprises a substrate, a pressure-sensitive adhesive layer formed on one or both sides of the substrate, and a porous screen disposed on the pressure-sensitive adhesive layer. The cleaning sheet is su... | 04/29/2003 |
| 6546591 | Pressure pad and cylinder cleaning apparatus There is disclosed a pressure pad used in an apparatus for cleaning the outer surface of a cylinder with a cleaning fabric. The cleaning fabric is directed between the pressure pad and the cylinder, the pressure pad having opposite side edges which are fi... | 04/15/2003 |
| 6546224 | Wet-type printing apparatus having a cleaner A printing apparatus for printing an image onto a print medium with use of a liquid developer which contains a liquid carrier and a toner being dispersed in the liquid carrier. The printing apparatus has: an image holding member having an imaging surface ... | 04/08/2003 |
| 6459865 | Liquid-developing electro-photographic printer photosensitive body cleaning method A transfer roller cleaning mechanism 12 is brought into contact with a transfer roller 11 so as to remove a harmful substance contained in a developer remaining on the transfer roller 11 after a transfer step. Upon completion of printing of a predetermine... | 10/01/2002 |
| 6418285 | BOB cleaners to control and maintain PR module motion quality latitude An apparatus for controlling velocity variations in a belt wrapped about at least a first driven roller and a support structure, including a drive for driving the first driven roller so as to provide torque to the belt; and a dampener, in contact with the... | 07/09/2002 |
| 6259882 | Cleaning brush for non-imaging surfaces in an electrostatographic printer or copier An apparatus for removing electrostatically charged particles from a surface such as the backside of an image bearing belt of the type found in an electrostatographic printing apparatus or a drive roller supporting an image bearing belt. The apparatus inc... | 07/10/2001 |
| 6253413 | Pressure pad and cylinder cleaning apparatus There is disclosed a pressure pad used in an apparatus for cleaning the outer surface of a cylinder with a cleaning fabric. The cleaning fabric is directed between the pressure pad and the cylinder, the pressure pad having opposite side edges which are fi... | 07/03/2001 |
| 6253056 | Foam pad for removing electrostatically charged particles from a surface An apparatus for removing electrostatically charged particles from a surface such as the backside of an image bearing belt of the type found in an electrostatographic printing apparatus or a drive roller supporting an image bearing belt. The apparatus inc... | 06/26/2001 |
| 6219512 | Toner image dryer for a wet electrophotographic recording system A toner image dryer is constituted to include a drying belt 11 having a functional material coated on a film surface of a base material, a pressure-contact roller rotated following rotation of an opposing drive roller for rotating and moving a drive belt ... | 04/17/2001 |
| 6195527 | Web cleaning device for removing contaminants from a moving surface in a printer apparatus A web cleaning device for cleaning contaminants from a moving surface in a printer apparatus. The cleaning device includes a nesting structure having a longitudinally extending internal surface for supporting a coil of a web fabric extending in a longitud... | 02/27/2001 |
| 6144834 | Self biasing, extended nip electrostatic cleaner An apparatus for cleaning particles from a surface including a conductive flexible brush belt having a piezoelectric exterior layer to which is attached conductive brush fibers which contact the surface to be cleaned. A support member, about which the bel... | 11/07/2000 |
| 6097500 | Operation scheduling system for a digital printing apparatus, where new constraints can be added A scheduling system determines the order of specific operations in a printing apparatus which is capable of outputting simplex or duplex prints. If the actuation of a module associated with the apparatus, such as stapling or switching paper supplies, requ... | 08/01/2000 |
| 6041211 | Cleaning assembly for critical image surfaces in printer devices and method of using same The present invention provides an improved cleaning material for critical imaging surfaces for use in a variety of printers, including laser printer, plain paper copiers and facsimile machines, etc. Moreover, the present invention utilizes the unique prop... | 03/21/2000 |
| 5983050 | Image forming apparatus with variable capacity cleaning means An image forming apparatus includes: an image carrying member for carrying an image; a recording material carrying member for carrying a recording material; a transfer device for transferring the image from the image carrying member to the recording mater... | 11/09/1999 |
| 5970281 | Transfer roller cleaning apparatus of liquid electrographic imaging system A transfer roller cleaning apparatus of an electrographic imaging system. A driving roller and a driven roller are rotatably installed in a main body of the electrographic imaging system. A cleaning belt has one end and another end thereof wound around th... | 10/19/1999 |
| 5964007 | Apparatus to clean ink and coating from contact cleaning rolls A method and cleaning system to clean ink and coating from contact cleaner rolls. The contact cleaning rolls are located on a turret and as one contact cleaning roll is indexed sequentially out of contact with the imaging surface and into contact with a p... | 10/12/1999 |
| 5918544 | Cleaner for printing devices having means to disengage web from fluid source Web displacing apparatus selectively displaces a web between a first position engaging a fluid source and a second position spaced from the fluid source. A web drive is constructed and arranged to move the web in a direction from the fluid source toward a... | 07/06/1999 |
| 5911101 | Photoreceptor belt cleaning apparatus of liquid electrophotographic printer A photoreceptor belt cleaning apparatus of a liquid electrophotographic printer for removing a residual developer liquid and foreign matter remaining on a photoreceptor belt used as a photoreceptor medium. The apparatus includes a housing elevatably insta... | 06/08/1999 |
| 5855734 | Device for removing a substance deposited on a sheet In a device for removing toner or similar substance deposited on a recording sheet or similar sheet, projections are formed on a back-up member and located at portions on which the rear of a separating member slide. While a sheet is passed through a press... | 01/05/1999 |
| 5848341 | Cleaning apparatus with take-up roller movable through a prescribed angle A cleaning device is disclosed having a web pressed against a fixing roller for cleaning, a wind-up roller taking up the web by its rotation, a motor rotating the wind-up roller, a counter accumulating the number of treatments by the fixing roller, and a ... | 12/08/1998 |
| 5802976 | Device for cleaning cylinder surfaces in printing presses A device for cleaning cylinder surfaces in printing presses uses a cleaning cloth. The cleaning cloth extends over the length of the cylinder surface. The cleaning cloth is guided by an application element and is placed in contact with the cylinder surfac... | 09/08/1998 |
| 5797063 | Image forming apparatus and cleaning device for transfer material conveyor belt In an image forming apparatus, a cleaning device using a webbing is capable of surely removing stains firmly adhered to a desired surface to be cleaned. Even when the degree and the kind of contamination on the above surface is irregular due to the varyin... | 08/18/1998 |
| 5784962 | Device and method for cleaning cylinders in a rotary printing machine A device for cleaning the outer cylindrical surfaces of cylinders in a rotary printing machine includes a cleaning cloth extending over the length of a respective cylinder and cooperating with a pressing-on element. The cleaning cloth is pressable against... | 07/28/1998 |
| 5685043 | Removal of particulates from cylindrical members A system in which a contact cleaning cylinder is brought into moving synchronous contact with the surface of a cylindrical member to be cleaned to clean the surface.... | 11/11/1997 |
| 5506669 | Cleaning device having potential applying member and image forming apparatus having a reciprocating recording material carrying member A cleaning device including a flexible member to be cleaned, a cleaning unit for cleaning a surface of the member to be cleaned, the cleaning unit including a cleaning web in contact with the member to be cleaned, and a potential applying member, provided... | 04/09/1996 |
| 5452065 | Combination photoreceptor and fuser roll cleaner with additional oil supply function The invention is directed towards a web cleaning system which is used in a xerographic reproduction machine to simultaneously clean the surface of a photoreceptor and of a fuser roll. The fuser roll is of the type having an elastomer coating requiring app... | 09/19/1995 |
| 5390602 | Device for cleaning ink-carrying surfaces in printing units A cleaning unit for cleaning ink-carrying surfaces in printing units of rotary printing machines comprises a supply reel carrying a web of washcloth; a take-up reel for receiving washcloth from the supply reel; a drive for driving the take-up reel and a c... | 02/21/1995 |
| 5381218 | Conductive cleaning brush belt and detoning thereof A conductive flexible cleaner brush belt having a plurality of detoning stations to remove particles from the brush fibers. At least one of the rollers about which the flexible belt brush is mounted has a small diameter for spreading the brush fibers apar... | 01/10/1995 |
| 5363181 | Multi-functional belt/blade cleaner A multi-functional belt/blade cleaner removes toner and other residual processing debris from a processing surface in a photocopying machine. The multi-functional belt/blade cleaner includes a flexible cleaner belt having a plurality of blades formed by c... | 11/08/1994 |
