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| Number | Title | Issue Date |
| 7511727 | Fixation heater control method and image formation device The present invention employs novel phase control for a fixing heater, which uses first and second heaters, to reduce the generation of a higher harmonic wave current and a power line terminal noise. With four consecutive half wavelengths (two cycles) of a power sup... | 03/31/2009 |
| 7446787 | Image forming apparatus in which a fan is used to affect air flow An image forming apparatus includes an image forming unit for forming a toner image on a recording material. A first accommodating body accommodates the image forming unit. A fixing unit fixes an image formed by the image forming unit on the recording material. A se... | 11/04/2008 |
| 7429995 | Image forming apparatus An image forming apparatus includes a recording material transporting path that extends in a direction from below upward and that transports a recording material, a fixing device provided on the way of the recording material transporting path, the fixing device havi... | 09/30/2008 |
| 7414640 | Fixing apparatus, image forming apparatus and fixing method A fixing apparatus of the invention includes a heating roller, a fixing roller, a fixing belt that is wound around the heating roller and the fixing roller and circulates between the heating roller and the fixing roller, a pressing roller to press the fixing roller ... | 08/19/2008 |
| 7388595 | Fixing device and temperature control method As a cooling mechanism that cools the entire paper passage area of a heat-producing belt, a rotational drive method of the heat-producing belt is employed and the heat-producing belt is cooled by rotational cooling by being made to idle when paper is not being passe... | 06/17/2008 |
| 7369152 | Laser marking method In a marking device, by illuminating a laser beam onto an X-ray film which is a light-photosensitive heat-developing photosensitive material, an inner portion of a surface layer is melted, a cavity is formed, and a dot, which projects a surface out in a convex shape... | 05/06/2008 |
| 7369269 | Print toner density mode/print media default link A method for automatically selecting a print job parameter including the steps of ascertaining a first print job parameter and automatically selecting a second print job parameter based upon the first print job parameter. In one embodiment the method includes the st... | 05/06/2008 |
| 7369787 | Image forming apparatus An image forming apparatus has a heating rotator 12 that is heated by a first heat source 18, a pressurizing rotator 24 that is heated by a second heat source 28, that is in pressure contact with the heating rotator 12, and that fo... | 05/06/2008 |
| 7355618 | Image exposure apparatus An image exposure apparatus of a different angle incident type is provided having a single optical sensor unit for determining the timing for start point synchronization along the main scanning direction, an output level detecting device determining the output level... | 04/08/2008 |
| 7352378 | Image forming device An image forming device includes an image forming unit and a thermal fixing unit. The image forming unit uses a plurality of different color developing agents to form a color image on a recording medium. The plurality of different color developing agents are configu... | 04/01/2008 |
| 7349641 | Fixing unit and image forming apparatus A fixing unit for an image forming apparatus includes a heating element 102, a temperature sensor 119 to detect the temperature of the hating element, and an arm to hold the temperature sensor 119, and positioning means 108 and 110... | 03/25/2008 |
| 7283145 | Image heating apparatus and heater therefor The n image heating apparatus for heating an image formed on a recording material, includes a heater including a substrate, and plural heat generating resistors formed on the substrate along a longitudinal direction thereof, and plural switching elements connected e... | 10/16/2007 |
| 7280798 | Image forming apparatus with conveying device urging a recording material toward a charge eliminating member The image forming apparatus has an image bearing member for bearing a toner, a transfer device which forms a transfer area in cooperation with the image bearing member for transferring the toner on the image bearing member onto a recording material, a charge elimina... | 10/09/2007 |
| 7277651 | Image forming apparatus and control method with power controlled in accordance with remaining amount of rechargeable battery power There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. This image forming appara... | 10/02/2007 |
| 7277108 | Fixing apparatus A fixing apparatus is provided that enables a recording medium that has undergone heat-fixing to be separated smoothly from a heating medium without causing a sheet jam or image disturbance. In this apparatus, there are provided on the guide surface of a separator t... | 10/02/2007 |
| 7260337 | Image forming apparatus with control of commercial and battery power supplies to fusing device There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. The image forming apparat... | 08/21/2007 |
| 7257341 | Image forming apparatus with power supply control for fusing control circuit There is provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively. This image forming apparatus includes a rechargeable battery devi... | 08/14/2007 |
| 7254353 | Image forming apparatus and method of controlling commercial power supply to fusing means There are provided an image forming apparatus which can implement on-demand fusing with quick rise in temperature by using the upper current (power) limit of a commercial power supply more effectively and a control method for the apparatus. This image forming appara... | 08/07/2007 |
| 7251447 | Image heating apparatus and conveying roller for use therein An image heating apparatus for heating an image formed on a recording material, the apparatus including a conveying roller for conveying a recording material, the conveying roller including a metal core and an elastic layer provided outside the metal core, wherein t... | 07/31/2007 |
| 7245389 | Burst mode for printing devices Systems and methods are described herein for enabling a burst mode in a printing device to accelerate a first page out time for a print job. A warm up period typically allowed in a laser printer is used to heat up a fuser to an optimum temperature. When certain prin... | 07/17/2007 |
| 7229167 | Ink jet recording apparatus, ink-jet recording method and ink jet recording medium A recording method comprising the steps in the following order of: correcting a curl of a recording medium by applying heat and pressure to the recording medium; and forming an image on the recording medium by jetting ink onto the recording medium. ... | 06/12/2007 |
| 7203439 | Fixing device of image forming apparatus with non-contact temperature sensor A fixing apparatus of an image forming apparatus of the present invention strikes a support plate having an infrared temperature sensor against a roller shaft of a heat roller, thereby, regardless of the part accuracy, keeps a gap between the heat roller and the inf... | 04/10/2007 |
| 7199813 | Photographic printer using hyper-pigment loaded toners A set of color toners for use in an electrophotographic image forming device is disclosed. The set of color toners include a cyan toner having high cyan pigment load, a magenta toner having a high magenta pigment load, and a yellow toner having a high yellow pigment... | 04/03/2007 |
| 7187881 | Image forming apparatus with heating unit control function An image forming apparatus having a heating unit control function in accordance with the present invention energizes one of a plurality of heating units designated by a sequence counter to be energized, halts energize of the heating unit if the time counter finishes... | 03/06/2007 |
| 7176952 | Fixing device and image forming apparatus A fixing device to be installed in an image forming apparatus includes a housing for defining the fixing device. In the housing, a heating member which heats a recording medium onto which a toner image is transferred to fix the image and a pressing member which is b... | 02/13/2007 |
| 7155136 | Image heating apparatus having heater for externally heating fixing roller The image heating apparatus for heating a toner image formed on a recording material, comprising, a rotatable member; heating device for heating an outer peripheral surface of the rotatable member, the heating device including a heater for forming a heating nip port... | 12/26/2006 |
| 7154518 | Pre-heating system usable with image forming device based on behavior profile of user and a method thereof A pre-heating system usable with an image forming device based on a behavior profile of a user and a method thereof including sensing, according to time, program operation patterns of at least one user executing at least one application program of at least one termi... | 12/26/2006 |
| 7079782 | Fuser and temperature control method According to one aspect of the present invention, there is provided a fixing apparatus having a non-contact temperature detecting unit which detects temperature by sensing infrared rays emitted from the a heating roller. A difference between a real temperature and t... | 07/18/2006 |
| 7054025 | Printing system involving print preparing operation An information processing apparatus connectable with an external printer, includes communicating unit for communication with the external printer; notifying unit for notifying the external printer of pre-print notification through the communicating unit when executi... | 05/30/2006 |
| 7051603 | Force transducer, mounting arrangement for a force transducer, and weighing scale An exemplary mounting arrangement serves for the mounting of a force transducer that has a sensor-equipped core part connecting a support part to a force-application part. The support part can be bolted to a fastening part by mounting screws, and the force-applicati... | 05/30/2006 |
| 7034857 | Light and thermal energy image-recording apparatus An image-recording apparatus. In a housing of the apparatus are a casing section that encases a light and heat sensitive recording material, an optical recording section that exposes the light and heat sensitive recording material fed from the casing section to reco... | 04/25/2006 |
| 7031626 | Fixing roller system and method The invention relates to the use of roller fusing in printing. In particular, the invention relates to the use of heated rollers. According to one aspect of the invention, a fixing process and system for use with a printing apparatus is provided wherein a flow of he... | 04/18/2006 |
| 7027075 | Thermal fixing device and image forming device provided with the same A thermal fixing device is provided in an image forming device having a main casing. The thermal fixing device includes a thermal fixing unit provided with a heat roller and a pressure roller for heatingly fixing a visible image onto a sheet, and a temperature senso... | 04/11/2006 |
| 6993280 | Connection between the flange and the body of a fuser roller A fuser roller for a printing machine that is equipped with internally located heating elements and has a cylindrically shaped body that is closed off at each end by flanges. At least one connecting element, that is moveable in a rolling motion, is provided between ... | 01/31/2006 |
| 6908189 | Ink jet recording apparatus, ink-jet recording method and ink jet recording medium A recording method comprising the steps in the following order of: correcting a curl of a recording medium by applying heat and pressure to the recording medium; and forming an image on the recording medium by jetting ink onto the recording medium. ... | 06/21/2005 |
| 6902266 | Fixing belt, fixing roller, production method thereof, fixing apparatus and image fixing method utilizing the apparatus A fixing belt or a fixing roller for fixing an ink jet image recorded on an ink jet recording material by heat, the fixing belt comprising a base material having thereon a surface layer contacting the ink jet recording material during fixing, the fixing roller compr... | 06/07/2005 |
| 6885391 | Thermal development apparatus There is described a thermal development apparatus, which makes it possible to prevent generation of density variations caused by changes of the processing temperature during the thermal developing operation when the thermal developing photosensitive material is con... | 04/26/2005 |
| 6850261 | Photo fixer and thermal printer having the same A color thermal printer includes a photo fixer, which is constituted by a Braun tube. An electron beam gun emits electron. A fluorescent screen is excited by the electron, for generating near ultraviolet rays or ultraviolet rays. An image on thermosensitive recordin... | 02/01/2005 |
| 6690406 | Image recording device A light and heat sensitive recording material passes through an accommodating section and a heat-development section and reaches an optical recording section. At the optical recording section, optical recording is effected, at the heat-development section... | 02/10/2004 |
| 6588892 | Recording ink onto print media An inkjet recording apparatus and method are disclosed. The apparatus includes a print recording source, which ejects wet ink onto a print media, and container, which ejects a supercooled gas onto the media in order to freeze-dry the wet ink. The methods ... | 07/08/2003 |
