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| Number | Title | Issue Date |
| 6957034 | Image forming apparatus having intermediate transfer belt and primary transfer roller An image forming apparatus having therein an image carrier, an intermediate transfer belt is trained about plural rollers and is located at a position where it comes in contact with the image carrier, a primary transfer roller that is arranged to face the image carr... | 10/18/2005 |
| 6211968 | Method of regulating a web tension A process for adjusting a web tension in a web-fed rotary printing machine addresses the problems of processing variables which are not precisely quatifiable, while minimizing the influence of the press operator. This is achieved by adjusting the web tens... | 04/03/2001 |
| 5966576 | Extended development zone apparatus with rotating magnets A magnetic brush development station for developing latent image charge patterns supported on a moving image support member of an electrostatographic reproduction apparatus. The magnetic brush development station includes a housing located in operative as... | 10/12/1999 |
| 5781837 | Magnetic flexible belt for non-interactive agitated magnetic brush development A development system is which includes a flexible belt having a magnetic surface. The belt has a static magnetic field pattern for transporting developer material to a development zone; and a magnetic system for generating a superimposed alternating magne... | 07/14/1998 |
| 5752139 | Dual-component magnetic brush developing device A dual-component magnetic brush developing device using a dual-component developer containing magnetic carriers and toner electrically attracted to the magnetic carriers. The dual-component magnetic brush developing device comprises: a magnetic field gene... | 05/12/1998 |
| 5612769 | Submodular unit for use in a modular rotary developing apparatus For image reproduction, a submodular unit including a developing roller and a doctor blade is adjustably mounted on a modular developing unit of a rotary developing apparatus. In general, the modular developing unit is rotatably positioned to juxtapose a ... | 03/18/1997 |
| 5491538 | Development apparatus having an adjustable width development nip A printing machine of the type in which a latent image recorded on an image bearing surface is developed with toner to form a visible image thereof, includes a development apparatus for developing the latent image. The development apparatus includes a hou... | 02/13/1996 |
| 5040004 | Belt donor for direct electrostatic printing Direct electrostatic printing apparatus including structure for delivering developer/toner particles to a printhead forming an integral part of the printing device. The developer/toner delivery system insures even distribution to an apertured printhead st... | 08/13/1991 |
| 4978597 | Image forming method and image forming apparatus utilizing a toner-carrying member with spherical concavities An image forming apparatus, comprises an electrostatic image-bearing member for holding an electrostatic charge image and a toner-carrying member having a surface for carrying a magnetic toner thereon, wherein the surface of the toner-carrying member has ... | 12/18/1990 |
| 4566779 | Reproducing machine having a removable process unit In a reproducing machine the photoconductive member, in the form of an endless belt, and the developing station are carried in a container or cartridge removably mounted on the machine. The photoconductive belt surrounds a support structure integral with ... | 01/28/1986 |
| 4370056 | Development system An apparatus in which a belt transports developer material into contact with a rigid member in a development zone to develop a latent image recorded thereon. The belt is maintained at a pre-selected tension. In this way, the developer material is compress... | 01/25/1983 |
| 4067295 | Magnetic microfield donor system A magnetizable donor is magnetized to define a microfield with a characteristic spacing between pole centers of about 0.010 inches. The strong short range fields between poles pick up and hold a thin uniform and continuous layer of magnetic toner. The lay... | 01/10/1978 |
