Matches 1 - 50 out of 218 1 2 3 4 5 >
Match Document Document Title
7613411 Fuser unit and imaging forming apparatus having the same  
A fuser unit including: a set of a heat roller and a pressure roller for sandwiching and conveying a printing sheet while heating the printing sheet by the heat roller; a peripheral surface contact...
7606522 Microwave fuser apparatus with overlaping heat applicators  
A microwave fuser apparatus, for a reproduction apparatus, the microwave fuser apparatus having at least two microwave applicators, staggered relative to a receiver member transport path with an...
7593679 Heat recycling image forming apparatus  
In an image forming apparatus, a recording medium with a toner image is heated in a heat fusion region to fix the toner image on the recording medium. The image forming apparatus includes a heat...
7511249 Adjustment of temperature in a hot roller  
Provided is a printing device comprising a hot roller having an inside surface and an outside surface. A heating element is present within the hot roller. The inside surface has a first region,...
7505722 Convective hot air impingement device with localized return paths  
This is a pre-heater system especially useful in an electrostatic marking apparatus. It is used to heat the toner and paper (media) prior to the paper entering the conventional fuser station. Using...
7504605 Heating apparatus  
The heating apparatus of a surface-heating type, includes a rotary member, an opposing member that forms a nip with respect to the rotary member, and a heating member for heating a portion of a...
7471919 Image forming apparatus with first and second motors  
The image forming apparatus includes an image bearing member, a first motor for driving said image bearing member, a fixing unit which fixes an image transferred from said image bearing member to a...
7447475 Fixing device and image forming apparatus  
A fixing device configured to fix a toner image onto a recording medium includes a coil for generating a magnetic flux and a heat generation member for generating heat by the magnetic flux; the...
7447473 Fixing device with pressing member and an image forming apparatus having the same  
A fixing device for fixing a toner image onto a recording medium, and an image forming apparatus having the same are provided. The fixing device includes a fixing roller heated by a heating source,...
7446281 Heating device  
A fusing device ( 23 ) has heat reflectors ( 238 ) and ( 239 ) positioned in consideration of the fact that convective heat loss from respective outer surfaces of the heat reflectors ( 238 ) and (...
7427727 Fixing apparatus and an image formation apparatus  
A fixing apparatus and an image formation apparatus are disclosed. The fixing apparatus includes two or more heaters with temperature detecting function that generate heat with electric current and...
7344816 Image forming method  
A method for forming an image contains steps of: transferring a toner having a volume average particle diameter of 5 μm or less to a recording medium as a toner image having a monochromatic...
7336405 Thermal fixing device for controlling the temperature of a heat member to melt toner on a recording sheet  
A thermal fixing device for fixing toner images onto recording sheets includes a heat member, a pressing member, a temperature sensor, a clock, and a control unit. The control unit performs a toner...
7319840 Induction heating fixing device and image forming apparatus  
An induction heating fixing device includes: a heating member for heating a recording medium while rotating along a paper passing direction, and an induction heating unit for heating the heating...
7312420 Switching device and system  
A heating assembly for a printing device includes a heating device configured to be energized or deenergized. A switching device includes a bimetallic element efficiently thermally coupled to the...
7305198 Printing system  
A printing system includes a plurality of marking engines for applying images to print media. An output destination is configured for receiving imaged print media from the plurality of marking...
7193180 Resistive heater comprising first and second resistive traces, a fuser subassembly including such a resistive heater and a universal heating apparatus including first and second resistive traces  
A resistive heater adapted for heating a fuser belt is provided. The heater comprises a substrate, a first resistive trace formed over the substrate, and a second resistive trace formed so as to at...
7162168 Fixing apparatus  
A fixing apparatus includes a magnetic flux generator that generates a magnetic flux. A heater is disposed in the magnetic flux and generates heat by electromagnetic induction to heat a toner image...
7161123 Induction heat fixing device  
An induction heat fixing device has coil portions with electric wires wound around the outer surface of a cylindrical main bobbin, grooves and flanges formed at both ends of the main bobbin....
7146127 Fixing mechanism for use in image forming apparatus  
In a fixing mechanism which heats a fixation member by generating heat in an endless member by using an induction current obtained from a current flowing through an induction coil, the present...
7129013 Toner and developer for developing latent electrostatic images, and image forming apparatus  
A toner for developing latent electrostatic images is in the form of particles prepared by dissolving or dispersing each component of a composition in an organic solvent to form a solution or...
7110690 Image forming apparatus and method of controlling a heating unit  
An image forming apparatus according to an embodiment of the present invention can suppress overshoot by shifting the OFF timing of the central heater lamp from that of the end heater lamp or the...
7107001 Fixing apparatus with controlled heating members for heating the outer surface of the fixing rotating member  
The present invention provides an external heating member abutment controller which can instantaneously adjust the quantity of heat provided by external heating members to the surface of a fixing...
7106999 Fixing device  
A fixing device in an image forming device that includes a rotating heating roller, a coil provided on the outside of the heating roller, a heating mechanism using the coil to heat the heating...
7050749 Device for fixing toner images on a recording medium in an electrographic printer or copier  
In a device for fixing toner images on a recording medium in a printer or copier, fixing takes place with aid of a heat radiation source comprising ignition elements arranged in a heating module....
7043186 Fixing station and method for the uniform fixing of toner images on a carrier material with the aid of a movable covering device  
A fixing station and a method for fixing toner images on a carrier material. The fixing station has an arrangement for moving a carrier material in a first direction and in a second direction...
7020426 Fixing apparatus and image forming apparatus  
A heat roller is configured to have a heat insulating member 4 and a metal member formed on the heat insulating member. Coils 21, 22 and 23 are provided outside the heating roller 2 to...
6996363 Heating roller of a fixing device with two internal heaters for axial heat distribution  
A heating device for heating a recording sheet. The heating device has a first heater located within a heating roller. The first heater has a heat distribution effective to form a low temperature...
RE38810 Image heating device and image forming device using the same  
An image heating device comprises a cylindrical heating roller with a Curie temperature of 210° C., a magnetization coil for magnetizing the heating roller with an alternating magnetic field,...
6870140 Universal fuser heating apparatus with effective resistance switched responsive to input AC line voltage  
A plurality of universal fuser heating apparatus embodiments are provided, each of which is capable of receiving any one of a number of input AC line voltages falling within at least two AC line...
6847019 Induction heating roller device, heating roller for induction heating roller device, fixing apparatus and image forming apparatus  
An induction heating roller, a fixing apparatus and an image forming apparatus are disclosed as including a heating roller (TR) comprised of a hollow roller base body (BB), composed of electrically...
6847016 System and method for controlling power in an imaging device  
Disclosed are systems and methods for managing power in an imaging device. In one embodiment, a system and a method pertain to operating multiple heating elements in a temporally-shifted manner to...
6837839 UV toner fusing  
A method and apparatus for fusing toner to a laser printed page. The apparatus includes a photosensitive drum, a laser optic system for tracing an image on the photosensitive drum, a toner supply...
6818290 Belt fuser belt  
This invention comprises a fuser belt ( 1 ) of polyimide incorporating surface-oxidized boron nitride. The resulting enhanced flexibility provides continuing strength without physical damage during...
6763204 Fixing device selectively operable in operating continuous power to an induction coil and operating on/off control  
A fixing apparatus includes an induction coil for generating a magnetic field upon electric power supply thereto; a fixing rotatable member for induction heat generation by the magnetic field...
6754457 Pre-heater for an electrostatographic reproduction apparatus fusing assembly  
A pre-heater for a fusing assembly for an electrostatographic reproduction apparatus, in which an image-wise pattern of pigmented marking particles is fixed to a receiver member transported along a...
6753949 Heat developing apparatus having rotating body pairs that change the conveying direction of a heat developing sheet  
In the heat developing apparatus to heat the heat developing sheet A on which the latent image by the exposure is formed, to the developing temperature through the preliminary heating means I, the...
6671489 Thermal fixing apparatus  
In a heating-type toner-fixing unit using a ceramic heater and a cylindrical fixing film, the shape of the fixing face-side surface of a ceramic heater 10 which comes into contact with a fixing...
6643476 Image forming apparatus with accurate temperature control for various media having different thickness  
Disclosed is a fixing apparatus, in which a cylindrical roller comprising a thin metal layer having a small heat capacity is heated by an induction heating and, when the toner image transferred...
6608289 Heating apparatus and image forming apparatus  
There is disclosed a heating apparatus of a magnetic induction heating system. This heating apparatus comprises a control mode for a power source (excitation circuit) for supplying power to...
6583389 Image heating apparatus, heater for heating image and manufacturing method thereof  
An image heating apparatus that has an elongated heater, a film having a surface which moves while in contact with a recording material bearing an image, wherein the image on the recording material...
6531689 Fixing device using an inverter circuit for induction heating  
A fixing device for an image forming apparatus includes an inverter circuit for induction heating. In the inverter circuit, a main switch Q 1 drives one end of a work coil L 1 whose other end is...
6516177 Fixing apparatus and image forming apparatus using the fixing apparatus  
A fixing apparatus for fixing a toner image onto a recording sheet with heat includes a fixing roller having ribs formed at a sheet passing area in an axial direction thereof so as to protrude from...
6458444 Ceramic substrate and polishing method thereof  
The circumferential edge portion of a ductile rotating body containing abrasive grains is used to polish the surface of a ceramic substrate. The angle θ formed between the polished direction D 0 ...
6415128 Fixing device  
A fixing device having a heat roller which is adapted to be moved at the same velocity as the transferring speed of a paper with an image thereon and is adapted to be contacted with the paper to...
6395444 Fuser members having increased thermal conductivity and methods of making fuser members  
Fuser members having improved thermal conductivity include an outer layer composed of elastomers and filler materials. The filler materials are oriented in the outer layer to provide directional...
6392197 Ceramic heater for toner-fixing units and method for manufacturing the heater  
A ceramic heater that is used in a toner-fixing system comprising a ceramic heater and a heat-resistant film, that reduces the degree of deformation of the heat-resistant film, that lightens the...
6377778 Fixing device using induction heating  
A device of this invention has a hollow heat roller ( 1 ), the surface of which has a coat of a metal layer, an excitation coil which is arranged in the heat roller ( 1 ) and generates a magnetic...
6372399 Developing agent, image forming apparatus  
A developing agent comprising a toner particle containing a binder resin having an acid value of 1 to 30, a glass transition temperature of 40 to 65° C. and a softening point of 80 to 140° C., an...
6366757 Induction heating fixing device  
An induction heating fixing device transports a sheet sandwiched between a fixing belt and a pressing roller pressed thereagainst, heats the sheet, and thereby fixes a toner image onto the sheet....
Matches 1 - 50 out of 218 1 2 3 4 5 >