| Patent Number |
Title Of Patent |
Date Issued |
| 7257362 |
Photoreceptor abrader for LCM |
August 14, 2007 |
| A cleaning system for cleaning an imaging surface moving in a process direction, including: an abrading brush for uniformly abrading the imaging surface to remove laterally conductive deposits that lead to lateral charge migration therefrom, the abrading brush includes a core definin |
| 7224929 |
AC biased conductive brush for eliminating VOC induced LCM |
May 29, 2007 |
| A cleaning system including: a cleaning device for cleaning laterally conductive deposits from the imaging surface; an AC bias member, adjacent to the imaging surface and positioned downstream from the cleaning device; and a power supply for biasing the AC bias member to generate cor |
| 7218886 |
Method and kit for removing a residue from an imaging member |
May 15, 2007 |
| A method for removing a residue, such as lateral charge migration (LCM) film, from an imaging member includes contacting at least a portion of the imaging member with a wash liquid capable of removing the residue. The wash liquid containing the residue is then removed, for example, by |
| 7085512 |
Compact contamination reducing multi-corona system and method for reducing contamination of surf |
August 1, 2006 |
| Apparatus and methods reduce, and preferably prevent, contamination of a surface or component to be charged or acted upon by a corona generating device. When a voltage is applied to the corona generating device, corona winds having a plurality of corona vortices are formed. Air is pulled |
| 6905018 |
Packaging apparatus for wrapping and folding flexible photoreceptor belts |
June 14, 2005 |
| Packaging apparatus is provided for packaging a flexible photoconductive belt loop to prevent light from shocking the flexible photoconductive belt loop during shipping and during loading into an image reproduction machine. The packaging apparatus includes (a) a cut sheet of light oc |
| 6851249 |
Packaging machine and method for wrapping and folding flexible photoreceptor belts |
February 8, 2005 |
| A packaging machine and method are provided for wrapping, folding and taping a flexible photoconductive belt loop to prevent light from shocking such photoconductive belt loop during shipping and during loading into a machine. The packaging machine for the method includes mandrels holdin |
| 6667752 |
Printing machine discharge device including pluralities of emitters for different degrees of ima |
December 23, 2003 |
| A discharge device usable in an electrostatographic printing machine uses a plurality of emissions to discharge an image receiver, such as a photoreceptor, of the printing machine. The discharge device can be used as a charge erase device, a reconditioning device, an imaging device, or a |
| 6661441 |
Combined lens, holder, and aperture |
December 9, 2003 |
| A refractive body includes a lens, holder, and aperture particularly suited for use in raster scanners. The refractive body advantageously can be made from resinous materials, such as plastics, but can be formed from any refractive material as may be appropriate. The aperture is formed f |
| 6640068 |
System for handling long photoreceptor belts |
October 28, 2003 |
| A system for handling of a photoreceptor belt by distributing pressure points on the belt over a large area such that physical damage to the photoreceptor belt during handling thereof is minimized. The system includes a photoreceptor belt and a handling belt. The outer surface of the |
| 6456805 |
Systems and methods for reducing light shock to a photoreceptive member |
September 24, 2002 |
| A light source within a photocopy machine continuously shines high level, wide band fluorescent light on the photoreceptor to maintain the photoreceptor in a uniformly light-shocked condition. This constant level of light shock has no adverse effects on either the life or performance of |
| 6320182 |
Light collector for an LED array |
November 20, 2001 |
| A light collector for directing light to a concentrated area on a target surface such as for use with a linear LED array used as an erase lamp in an electrophotographic printer. The collector includes a compound cylinder lens supported by a pair of reflecting members. The reflecting memb |
| 6303254 |
Electrostatographic imaging member |
October 16, 2001 |
| An electrostatographic imaging member including: a flexible supporting substrate; an imaging layer having an optional adjacent ground strip layer coated on one side of the substrate; and an anti-curl backing layer coated on the other side of the substrate which layer is comprised of a fi |
| 6246850 |
Systems and methods for reducing light shock to a photoreceptive member |
June 12, 2001 |
| A light source within a photocopy machine continuously shines high level, wide band fluorescent light on the photoreceptor to maintain the photoreceptor in a uniformly light-shocked condition. This constant level of light shock has no adverse effects on either the life or performance of |
| 6208819 |
Method for discharging photoreceptor residual charges |
March 27, 2001 |
| A method involving a photoreceptor having a front surface and a rear surface, including: (a) creating an electrostatic latent image on an image area of the photoreceptor front surface; (b) developing the latent image with developer particles to form a developed image; (c) transferring th |
| 6000922 |
Molding assembly for producing magnetic development rollers having precise magnetic development |
December 14, 1999 |
| A molding assembly for producing a magnetic development roller having relatively precise magnetic development fields for use in an electrostatographic reproduction machine to develop a latent image recorded on a photoconductive member of the machine. The molding assembly includes a c |
| 5923940 |
Cleaning brush having fibers of different lengths |
July 13, 1999 |
| An apparatus and printing machine that contain a cleaner brush with long sweeper fibers orientated along the overall width of the brush, and having a greater length than the majority of fibers of the brush to remove the particles that adhere to the cleaner housing and thus, prevent toner |
| 5903797 |
Monitoring cleaning performance to predict cleaner life |
May 11, 1999 |
| A method, apparatus and printing machine are disclosed that contain a monitoring system that includes a sensor and artificial stress conditions to determine the cleaner brush life. A comparative analysis is performed from the data provided by the monitoring system of a normal cleaning |
| 5795532 |
Method for making a magnetic roll |
August 18, 1998 |
| A method for manufacturing a magnetic roll, including the steps of: molding a roll core with ferrite filled resin material to a first diameter; allowing the ferrite filled resin material to become hard; overmolding said roll core with ferrite filled resin material to a second diameter; |
| 5579093 |
Resiliently biased end caps for photoconductive drums |
November 26, 1996 |
| A hub for supporting a tube is provided. The hub includes an expandable body adapted to be mounted at least partially in the tube and a resilient urging member. The urging member has at least a portion of the urging member internal to the body to expand the body so that a portion of the |
