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Electrophotography > Image Formation > Fixing (e.g., Fusing) > By Heat And Pressure By Heat And PressureBy Heat And Pressure patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/20/07 - 20070217836 - Fixing device of image forming apparatus The fixing device of the image forming apparatus of the present invention is provided with a heat transfer probe which contacts the heat roller and a surface temperature of the heat roller is transferred thereto. The erroneous detection of the surface temperature of the heat roller caused from materials adhered ... 08/16/07 - 20070189817 - Fixing apparatus and image forming apparatus A center distance between heating rollers for suspending an external heating belt is fixed, and a peripheral length of the external heating belt is set so that a tension is not exerted to the external heating belt when the external heating belt is not pressed against the fixing roller and ... 06/14/07 - 20070134034 - Fusing device and image forming apparatus A fusing device includes a pressure member, a heating member, and an external heating member. The heating member has an outer surface in contact with an outer surface of the pressure member. The heating member heats a sheet that is being passed in a first direction through a contact area ... 06/07/07 - 20070127958 - Image heating apparatus wherein Qmax (W) represents a maximum amount of heat transport, and Rh (° C./W) represents a value of heat resistance of the heat pipe immediately after an occurrence of dryout. ... 05/31/07 - 20070122213 - Fixing device A fixing device includes a magnetic flux generating section having a coil which generates a magnetic flux when applying current, a fixing roller having a heat generating layer having a thickness of 100 μm or less formed along an outer peripheral surface of the fixing roller for generating heat through ... 05/24/07 - 20070116501 - Fixing device and image forming apparatus A fixing device includes a heating rotation body, a heat source and a pressurization member. The heating rotation body has an endless peripheral surface that moves circularly. The heat source heats the heating rotation body. The pressurization member is in pressure-contact with the peripheral surface of the heating rotation body ... 05/17/07 - 20070110487 - Image fixing apparatus An image fixing apparatus includes a heat roller, and plural pressure rollers, which rotationally contact the surface of the heat roller by a compression unit. The plural pressure rollers are provided in such a manner that the compressive forces thereof may be adjusted. With this construction, the fixability of a ... 05/03/07 - 20070098465 - Image heating apparatus in which heater for heating heat roller is outside heat roller An image heating apparatus includes a rotatable member contactable to a recording material for carrying an image; a heating member contacted to an outer surface of the rotatable member to heat the rotatable member; a holding member for holding the heating member; and an urging member for urging the holding ... 04/26/07 - 20070092312 - Image forming apparatus The image forming apparatus comprises: fixing means for heat fixing an unfixed image formed on a recording material at a nip, with the fixing means having a rotary fixing member disposed for contacting with the recording material; heating means for externally heating the rotary fixing member; and means for stopping ... 04/26/07 - 20070092311 - Fixing device A fixing roller 30, which has an internal heating means and is supported so as to be able to rotate around a cylindrical shaft 40 in unison therewith, and a pressure roller 81 which has a circumferential face that presses against the fixing roller 30 along substantially the entire length ... 04/12/07 - 20070081837 - Image forming apparatus having pressing roller apparatus An image forming apparatus includes a heating roller to apply heat to a printing medium, a hollow pressing roller to rotate in an opposite direction with respect to the heating roller with the printing paper located therebetween, and to press the printing paper, and a supporting member disposed in the ... 04/05/07 - 20070077104 - Sheet conveying apparatus and image forming apparatus A pressure lever includes an oscillating edge that is capable of contacting a supporting shaft of a pressure roller. An oscillating lever includes a plurality of oscillating edges around a fixed edge. An elastic unit is latched between the fixed edge of the oscillating lever and an immovable portion, and ... 03/29/07 - 20070071515 - Heat reflective layer for a fixing unit A fixing unit includes a heating roller having a heating part, and a pressing roller disposed corresponding to the heating roller. A frame surrounds the heating and pressing rollers and allows a recording medium to pass between the rollers. The frame is mounted with a heat reflective layer on an ... 03/29/07 - 20070071514 - Fixing apparatus and image forming apparatus In a fixing apparatus including heating member having an elastic layer and a heat source and pressing member having an endless shape member and a pressing member for transporting a record medium in a cut sheet shape while being adhered with an unfixed toner image to pass a nip portion ... 03/22/07 - 20070065191 - Image heating apparatus The image heating apparatus includes a cylindrical film, a heating member, and a drive roller, wherein a recording material bearing an image is heated while the recording material is bound and conveyed by the nip portion, and a distance between a contact position between the film and the recording material ... 03/22/07 - 20070065190 - Heating device and fixing apparatus having the same A heating device suitable for use in an image forming apparatus and a fixing apparatus having the same. The heating device comprises heating roller having a double-layered structure of a magnetic layer and a non-magnetic layer; a heat generation unit installed on the inner peripheral surface of the heating roller; ... 03/08/07 - 20070053730 - Image forming apparatus and fixing device A pressure roller support member that rotatably supports a pressure roller is supported to a fixing unit case so as to be capable of swaying. A spacer member is supported to the pressure roller support member so as to be capable of swaying. A spacer section is formed at an ... 03/01/07 - 20070048041 - Heating device for fixing In a heating device for fixing, an incandescent lamp having a filament along the axis of a tubular container is provided. The heating device has a reflective mirror having an opening on a light emitting side thereof, which is provided along the axis of the incandescent lamp, and a condenser ... 02/22/07 - 20070041759 - Fuser for a laser printer A fuser for a laser printer. A heating lamp is disposed in a reflective hood. A heating roller is disposed under the heating lamp and adjacent to the reflective hood. The heating roller is separated from the heating lamp by a predetermined distance. An axial axis of the heating roller ... 02/22/07 - 20070041758 - Multiple pressure roll fuser A fuser system of a xerographic device provides a fuser roll, and first and second pressure rolls supported for selective engagement with the fuser roll. The fuser system further provides a repositioner which cooperates with the first and second pressure rolls for operatively selectively engaging one of the first and ... 02/22/07 - 20070041757 - Heating apparatus A heating apparatus that enables an abnormally high temperature detection section that detects, when a heating element heated by means of electromagnetic induction reaches an abnormally high temperature, this abnormally high temperature, to operate speedily and reliably irrespective of the material and temperature characteristic of the heating element in a ... 02/15/07 - 20070036594 - Fixing method, fixing device, and image forming apparatus A fixing device (14) includes a fixing roller (31) which is in contact with an unfixed image formed on a printing medium (91) with toner (93) and a pressure roller (32) which is in contact with the fixing roller (31). The fixing device (14) causes the fixing roller (31) and ... 02/01/07 - 20070025783 - Fixing unit and image forming apparatus having the same A fixing unit, and an image forming apparatus having the fixing unit. The fixing unit includes a heat roller including a heat source therein, one or more pressing rollers in close contact with the heat roller, an elastic body to elastically apply pressure on both ends of the one or ... 01/25/07 - 20070020003 - Fixing unit and image forming apparatus having the same A fixing unit and an image forming apparatus are provided. The fixing unit applies heat and pressure to a print medium on which a toner image is formed and fixes the toner image on the print medium. The fixing unit includes a heating roller including a heating source, at least ... 01/18/07 - 20070014600 - Image forming apparatus, fixing unit, and image forming method with improved heating mechanism An image forming apparatus includes an image forming mechanism to form a toner image on a recording medium according to image data and a fixing mechanism to fix the toner image on the recording medium. The fixing mechanism includes a fixing member and an external heater. The fixing member applies ... 01/18/07 - 20070014599 - Fixing device A fixing apparatus can prevent an excessive rise in temperature of a paper non-passage area due to diverted flow of magnetic flux from a paper passage area of a heat-producing element to a paper non-passage area thereof has a small configuration, A center core is rotated by a rotation section, ... 01/04/07 - 20070003335 - Heat pipe fusing member A fusing member is formed from an evacuable inner tube with a cylindrical wall. The evacuable inner tube is inserted into an outer tube and the inner tube is pressurized to expand the inner tube such that the wall is in contact with the outer tube. An amount of a ... 12/28/06 - 20060291920 - Rotary roller structure and fuser of image forming apparatus employing the same A fuser of an electrophotographic image forming apparatus fuses a toner image to a recording medium by applying heat and pressure. The fuser includes first and second rollers that are elastically biased against each other and that rotate while facing each other. An elastic layer is provided on at least ... 12/28/06 - 20060291919 - Low mass fuser apparatus with substantially uniform axial temperature distribution An energy transfer device may include a fuser roll, a pressure roll, the pressure roller and the fuser roll being part of a marking system, and a heat pipe, the heat pipe being in contact with at least one of the fuser roll and the pressure roll. A method of ... 12/21/06 - 20060285889 - Fixing unit and image forming apparatus A fixing unit that includes; a heating roller; a pressurizing roller opposed to the heating roller and urged toward the heating roller; a unit case that rotatably supports both ends in a longitudinal direction of the heating roller, the unit case being open at one side of the heating roller ... 12/07/06 - 20060275062 - High frequency fixing apparatus A fixing apparatus comprising a heating roller, a coil provided in the heating roller and configured to generate a high-frequency magnetic field, and capacitors and that constitute a resonant circuit, jointly with the coil. The resonant circuit is excited, sequentially (or alternately) at a plurality of frequencies which are nearly ... 12/07/06 - 20060275061 - Fuser having reduced axial temperature droop An apparatus is provided for fixing toner to a substrate including a heated fusing roller having a fusing surface. A heater element is located inside the fusing roller. A nip forming member cooperates with the fusing roller to define a fusing nip. A passive temperature control structure including a pair ... 11/09/06 - 20060251451 - Fixing method and fixing device T2>t>Ts formula (2) ... 11/02/06 - 20060245797 - Image heating apparatus An image heating apparatus includes magnetic flux generating means for generating a magnetic flux; an image heating member for generating heat by eddy current produced by the magnetic flux generated by the magnetic flux generating means and for heating an image on a recording material fed thereto; a diverting member ... 11/02/06 - 20060245796 - Variable power fuser external heater An external heater for a fuser assembly for a reproduction apparatus. The fuser assembly includes a fuser member for fusing a marking particle image to a receiver member. The external heater has a heat transfer surface adapted to be selectively engaged with the fuser member, and a device for heating ... 09/28/06 - 20060216077 - Fixing device, sheet member, and image forming apparatus The present invention provides a fixing device that has a planer member including a heat conduction layer. The heat conduction layer has a predetermined thickness and relatively pressed against a rotary member being rotated so that the device fixes an unfixed toner image born by a recording sheet onto the ... 09/21/06 - 20060210330 - Fixing device of image forming apparatus 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 infrared temperature sensor constant. By improvement ... 09/21/06 - 20060210329 - Image forming apparatus and fixing apparatus An image forming apparatus according to the present invention includes a heating roller 2 fixed at a predetermined position, a pressurizing roller 3 press-fitted to the heating roller 2 by a pressurizing mechanism 4 to be movable, and a hardness change detecting mechanism 310 which becomes electrically conductive when the ... 09/14/06 - 20060204292 - Heating apparatus and image heating apparatus A heating apparatus of an electromagnetic inductive heat generating type using magnetic flux shield means, having a coil for generating a magnetic flux, a roller member for generating heat by the magnetic flux from the coil, and heating a material to be heated, and a magnetic flux shield member for ... 09/14/06 - 20060204291 - Image heating apparatus An image heating apparatus of electromagnetic induction heating-type capable of providing a proper relative heat-generation distance with a magnetic flux generation member even when the magnetic flux generation member is bent by its own weight or thermally deformed includes at least an exciting coil, a holder for holding the exciting ... 08/31/06 - 20060193662 - Fixing apparatus One of the amount of induction heating by a coil and that of induction heating by coils is increased/decreased relative to the other, and the ratio of the amount of the induction heating by the coil to that of the induction heating by the coils, at which the amount of ... 08/10/06 - 20060177250 - Image heating apparatus In an image heating apparatus including a rotatable heating roller to heat an image on a recording material at a nip part, and a cooling unit to cool the rotatable heating roller, the cooling unit includes a pipe that forms a cooling loop for circulating cooling fluid, and a heat ... 07/27/06 - 20060165445 - Toner image fixing apparatus having concentrated area heating An apparatus is provided for fixing a toner image to a substrate comprising: a fixing member having a central axis and inner and outer surfaces; a heating element disposed within the fixing member for generating energy in the form of heat to heat the fixing member; and a back-up member ... 07/27/06 - 20060165444 - Fixing apparatus A fixing apparatus used in an image forming apparatus has a fixing member for fixing toner on paper and a pressure member making contact therewith to form in between a nip through which paper is passed. The fixing member has a support member formed of a ferromagnetic material and a ... 06/29/06 - 20060140689 - Fixing device and image forming apparatus using the same A fixing device for fixing image information on a recording medium passing a nip of the present invention includes a rotatable member for transferring and conveying a non-fixed image, a first heating means for heating an image present on the rotatable member and a rotatable pressing member forming a nip ... 06/29/06 - 20060140688 - Foam filling member A foam filling member that can hold a foam sheet in a looped shape stably, without increasing the number of components, to provide improved vibration suppression and sound insulation. The strip-like foam sheet is formed in a looped shape by bending round it, so that both end portions of the ... 06/22/06 - 20060133868 - Image forming apparatus An image heating apparatus for heating an image formed on a recording material, including a heating unit having a heater and a flexible sleeve to be rotated in contact with the heater; an elastic roller for constituting a nip portion, in cooperation with the heater and through the flexible sleeve, ... 06/08/06 - 20060120778 - Method for evaluating fixing member and fixing belt and thermal fixing roller In a method for evaluating a fixing member to fix a toner having a surface layer, a hardness test is carried out by applying a pressure deformation from the surface side of the fixing member, and when a deformation of the surface layer by the pressure deformation is within an ... 06/01/06 - 20060115305 - Improved xerography methods and systems Methods and apparatus for performing addressable fusing and/or heating of a substrate undergoing xerographic processing are disclosed. The apparatus includes a fuser having an array of addressable heating elements in radiative communication with a substrate through a fuser roll or fuser belt. The array of addressable heating elements is operated ... 05/11/06 - 20060099015 - Fixing device A fixing device has a fixing roller including an inside roller, an outside roller and a regulation member. The regulation member is disposed outside of both ends of the outside roller in the axial direction to regulate axial movement of the outside roller. An axial length of the contact face, ... 05/04/06 - 20060093415 - Fusing roller and fusing apparatus adopting the same A fusing roller and a fusing apparatus using the same are provided. The fusing roller includes a coil unit resistance heated by a predetermined alternating current, and an alternating magnetic flux is generated by the alternating current. A heating roller unit is heated by an induced current generated by the ... 05/04/06 - 20060093414 - Fusing roller and fusing apparatus using the same A fusing roller and a fusing apparatus using the same are provided. The fusing roller includes a coil unit resistance heated by a predetermined alternating current, and generating an alternating magnetic flux by the alternating current. A heating roller unit is heated by an induced current generated by the alternating ... 05/04/06 - 20060093413 - 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 member, wherein: the heating unit has a plurality of induction coils arranged by being divided in an axial direction of ... 05/04/06 - 20060093412 - Fusing assembly having a temperature equalizing device A fusing assembly includes (a) a first member having a first edge, a second edge and an end-to-end axis; (b) a second member forming a fusing nip with the first member, and the fusing nip being located between the first edge and the second edge of each of the first ... 04/27/06 - 20060088349 - Method of fixing toner on recording medium The fixing unit satisfies following three conditions. That is, (1) 2.4×103×d/(TC×t)<T0, where d is a thickness of the unfixed toner layer in meters, TC is a thermal conductivity of toner in W/mK, and t is the fixing time in seconds; (2) a temperature Ttop of a topmost layer of the ... 04/27/06 - 20060088348 - Fast acting fusing method and apparatus and an electrostatographic reproduction machine including same A fast acting fusing method and apparatus are provided for (a.) first moving a certain quantity of working liquid within a fusing heat pipe device from a heat transferring region of the fusing heat pipe device to an induction heating region of the fusing heat pipe device for maximizing liquid-to-device ... 03/30/06 - 20060067750 - Image heating apparatus The image heating apparatus for heating a toner image formed on a recording material, includes a rotatable member, a pressure roller which contacts with the rotatable member, wherein the recording material is heated while being conveyed by a nip portion between the rotatable member and the pressure roller, a charge ... 03/30/06 - 20060067749 - Image fixing device of an image forming apparatus A fixing device of an image forming apparatus includes a fixing roller rotatably mounted on a moving path of a printing medium having a toner image transferred thereon to fuse the toner image on the printing medium, a heater mounted in the fixing roller to generate a magnetic field by ... 03/23/06 - 20060062611 - Fixing method and fixing device The fixing method and device fix an image drawn on a recording medium using colorant particles containing at least a colorant and a resin on the recording medium. The method and device use a fixing roll pair composed of a pair of fixing rolls at least one of which is ... 03/23/06 - 20060062610 - Image forming apparatus The image forming apparatus has a heat member for heating an unfixed image and is configured so that a longitudinal center of the heat member becomes a conveyance center of the recording material, the image forming apparatus including a central portion temperature detection part adjacent to the conveyance center, an ... 03/23/06 - 20060062609 - Fixing apparatus A fixing apparatus according to an embodiment of the present invention has a plurality of coils which are independently controlled by an inverter circuit. These coils have shapes to make the difference between the frequencies of the flowing high-frequency current out of an audible frequency range, preventing interference noise. ... 03/16/06 - 20060056889 - Method and apparatus for image forming capable of effective image fixing using induction heating An image forming apparatus includes a fixing unit for fixing a toner image on a recording sheet. In the fixing unit, a magnetic flux generator generates magnetic flux to induce heat in a fixing roller. The recording sheet having the toner image is inserted between the fixing roller and a ... 03/16/06 - 20060056888 - Image-fixing method and image-fixing device, and, image-forming method and image-forming apparatus An image-fixing method contains: passing a recording medium bearing an image through a nip between two or more fixing members to fix the image onto the recording medium; and ejecting the recording medium along with the fixing member contacting with a non-image-bearing surface of the recording medium, wherein the fixing ... 03/16/06 - 20060056887 - Image forming method An image forming method, including forming an unfixed toner image on the surface of paper by an electrophotographic process using a developer containing a toner, and fixing the toner image on the paper, wherein a toner amount of the unfixed toner image is in the range of about 2.0 to ... 03/02/06 - 20060045589 - Image fixing apparatus The image fixing apparatus includes a heater having a heat generating resistor on a substrate, a heater holder for holding said heater, and a backup roller for forming a nip portion in cooperation with said heater, wherein said heater holder has, in a direction along a short side of said ... 03/02/06 - 20060045588 - Fusing roller and fusing apparatus having the same A fusing roller and a fusing apparatus having the fusing roller are provided, wherein the fusing roller includes a coil unit, which generates resistive heat and an alternating magnetic flux in response to an alternating current input thereto, a heating roller unit, which generates an eddy current in response to ... 03/02/06 - 20060045587 - Fusing roller and fusing apparatus using the same A fusing roller and a fusing apparatus having the same are provided. The fusing roller includes: an induced coil, which generates an alternating magnetic flux that varies depending on an input alternating current; a heating roller, which is heated by an eddy current that is generated by the alternating magnetic ... 03/02/06 - 20060045586 - Fusing roller and fusing apparatus having the same A fusing roller and a fusing apparatus having the fusing roller are provided. The fusing roller includes a roller unit and an induced heat generation unit that is installed on an outer circumferential surface of the roller unit. Eddy currents are generated in the roller unit in response to an ... 02/23/06 - 20060039724 - Fixing apparatus for fixing a toner image onto a paper sheet A fixing apparatus comprises a fixing belt held by and wound around a heating roller and a fixing roller, a pressurizing roller held pressed against the fixing roller by way of the fixing belt so as to heat and put pressure on the toner image on a sheet of paper ... 02/23/06 - 20060039723 - Fixing device and image forming apparatus A nip pressure at an inlet site of a nip portion 69 is higher than a nip pressure at an exit site of the nip portion 69. Thus, the relatively higher nip pressure is applied to a recording medium 4 at the inlet site of the nip portion 69 thereby ... 02/09/06 - 20060029443 - Fixing device and image forming device using the same A fixing device includes a heat unit that heats a toner image on a first recording medium and a heat absorption and transmission unit that absorbs heat of the first recording medium sent from the heat unit and transmits the heat thus absorbed to a second recording medium to be ... 01/19/06 - 20060013623 - Heater, and image forming apparatus, heating method incorporating same A fixer (heater) includes a heat roller and a pressure roller pressing each other. The fixer heats a heated material by passing the heated material through a press region where the heat roller and the pressure roller meet. The fixer further includes an external heat roller heating the pressure roller ... 01/05/06 - 20060002749 - Fixing device A fixing device wherein supposing that the total load given to the heating roller and the pressure roller is W (kgf) and the area of the pressure contact portion of the heating roller with respect to the pressure roller (nip area) is S (cm2), the nip pressure (=W/S) is 2.7 ... 12/29/05 - 20050286938 - Method and apparatus for image forming capable of effectively fixing a toner image on a recording sheet by using induction heating An image forming apparatus includes a fixing unit for fixing a toner image on a recording sheet. The fixing unit includes a fixing belt, a support roller, and a coil. The fixing belt rotates and applies heat on the recording sheet to fix the toner image on the recording sheet. ... 12/08/05 - 20050271432 - Image heating apparatus and image forming apparatus It is an object of the present invention to delay wear caused by contact between an end of a recording material and a fixing roller and a pressure roller at a constant position, to elongate lifetime of the rollers, and to reduce running cost. In a fixing apparatus T having ... 11/17/05 - 20050254866 - Electro-photographic apparatus An electro-photographic apparatus for conducting printing includes a fixing member fixing an unfixed toner image on a surface of a recording medium onto the recording medium. The fixing member includes a heating roller and a pressurizing member, and a mounting member on which the pressurizing member is mounted. The pressurizing ... 11/10/05 - 20050249532 - Apparatus and method for applying a load to a fusing nip in a printing machine fuser This invention relates in general to fuser for a reproduction apparatus, and more particularly to an adjustable loading mechanism for a printing machine fuser. According to various aspects of the invention, apparatus and methods for loading a printing machine fuser are provided. A loading force for a pressure member and ... 11/10/05 - 20050249531 - Bearing structure and fusing device for image forming apparatus employing the bearing structure A bearing structure reduces friction between a roller and a bearing under a pressure. A fusing device for an image forming apparatus employs the bearing structure. The bearing structure installed between a frame and a rotary shaft supports the rotary shaft on the frame. A bearing body has a fitting ... 11/03/05 - 20050244199 - Image fixing apparatus A fixing device includes a coil for generating a magnetic field; a heating medium having an electroconductive layer which is provided at its inside with said coil, wherein eddy currents are generated by a magnetic field generated by current through said coil so that heat is generated in said electroconductive ... 10/27/05 - 20050238394 - Image forming apparatus An image forming apparatus is provided with a pressing roller for pressing a sheet at the time of a fixing operation; a fixing roller having a hollow portion, facing the pressing roller, rising in temperature by being heated, and fixing a developer to the sheet by sandwiching the sheet between ... 10/13/05 - 20050226660 - Image forming apparatus There is provided an image forming apparatus having an image forming section for forming an unfixed image on a transfer medium and a fixing device for fixing the unfixed image by sandwiching and heating the transfer medium that holds the unfixed image, wherein, the fixing device includes a fixing roller ... 09/29/05 - 20050214043 - Fixing apparatus 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 member, to provide a fixing apparatus which can drastically increase productivity for cardboards and which can provide high-quality color images free ... 09/29/05 - 20050214042 - Fuser nip release mechanism A nip release mechanism for a fuser of a printing device includes a movable component in the printer base frame moved by opening and closing a cover, and a follower component in the fuser which follows movement of the movable component to adjust positions of a fuser pressure roll. ... 09/22/05 - 20050207804 - Image forming apparatus A distance defined by expression 2 is secured between the exciting coil and the protection cover. This not only prevents a magnetic field with a specific magnetic field intensity or higher from leaking to the outside but also reduces the effect on the circuits in the apparatus or optionally installed ... 08/25/05 - 20050185995 - Fixing apparatus and image forming apparatus having the same A fixing apparatus including a pair of rotary members forming a nip for pinching and conveying a recording material, and a rotatable heat supplying member in contact with at least either of the rotary members and supplying the rotary member with heat. An image forming on the pinched and conveyed ... 08/25/05 - 20050185994 - Image heating apparatus having a flexible sleeve An object of the present invention is to provide an image heating apparatus having a flexible sleeve of an excellent durability. To this end, an image heating apparatus according to the present invention includes: a flexible sleeve; a driving roller contacting an external periphery surface of the sleeve and serving ... 08/18/05 - 20050180788 - Image heating apparatus having flexible sleeve The image heating apparatus for heating an image formed on a recording material, comprises a flexible sleeve; a driving roller which contacts an outer peripheral surface of said sleeve and rotates said sleeve; a sliding member which contacts an inner peripheral surface of said sleeve and forms said driving roller ... 08/18/05 - 20050180787 - Heating apparatus A heating apparatus of an electromagnetic induction heating type includes a coil and a roller which generates heat by the action of magnetic flux generated from the coil. A recording material is heated by the roller. The heating apparatus further includes a movable magnetic flux decreasing member for decreasing magnetic ... 08/11/05 - 20050175380 - Fusing apparatus for electrophotographic image forming system A fusing apparatus for an electrophotographic image forming system, including: a fusing roller; a heat roller eccentrically installed in the fusing roller to contact an inner circumferential surface of the fusing roller and which generates heat; and a press roller installed to face and contact the fusing roller so as ... 08/04/05 - 20050169679 - Image heating apparatus using roller having adiabatic layer of porous ceramics An image heating apparatus is for heating an image formed on a recording material, and has a first roller, a second roller cooperating with the first roller to form a conveying nip portion for passing the recording material therethrough, and heating means for heating the first roller from the outer ... 07/28/05 - 20050163541 - Fusing device and method for manufacturing fusing member To improve image quality upon preventing abrasion traces from strongly forming on a surface of a fusing member, an invented fusing device has a pressure member, a fusing member movably arranged as faced with the pressure member, and a contact element arranged in contact with an outer circumferential surface of ... 07/28/05 - 20050163540 - Image heating apparatus An image heating apparatus includes a rotation made of a metal, a heater to which a current is applied, whereby heat dissipates from the heater and the heater contacts an internal surface of the rotation member, and a pressure roller for pressurizing the rotation member together with the heater to ... 07/21/05 - 20050158088 - Method of fixing toner on recording medium The fixing unit satisfies following three conditions. That is, (1) 2.4×103×d/(TC×t)<T0, where d is a thickness of the unfixed toner layer in meters, TC is a thermal conductivity of toner in W/mK, and t is the fixing time in seconds; (2) a temperature Ttop of a topmost layer of the ... 07/07/05 - 20050147434 - Fixing apparatus and image forming apparatus including the same An electromagnetic valve mounting portion is formed by upwardly cutting a bottom surface of a frame and bending the upwardly cut portion like a L-shape in such a manner as to have a top surface part extending in substantially parallel with the bottom surface thereof. The electromagnetic valve mounting portion ... 06/30/05 - 20050141932 - Fixing apparatus and image inputting apparatus A fixing apparatus operates to fix a toner image on a recording medium. A heating member extends in a first direction transverse to a second direction in which a recording medium travels for fixing. A belt contacts the heater member to form a fixing region between the belt and the ... 06/30/05 - 20050141931 - Induction heated heat pipe fuser with low warm-up time A fusing station (100) for fusing toner to an image receiving medium (102) includes: a fuser roller (120) configured as a heat pipe including a sealed hollow cavity (124) containing a working fluid; a pressure roller (140) that forms a nip with the fuser roller (120) through which the image ... 06/23/05 - 20050135849 - Fuser mechanism in electrophotographic apparatus A fuser mechanism in an electrophotographic apparatus is disclosed. The fuser mechanism includes a first roller, a second roller, two elastic units, two adjusting devices, and a driving device. The first roller is rotatably and movably disposed in the electrophotographic apparatus. The second roller is rotatably disposed in the electrophotographic ... 06/23/05 - 20050135848 - Fixing method, fixing device, and image forming apparatus A fixing device includes a fixing member in contact with an unfixed image constituted of developer T on one side of a recording material P; and a pressure member pressed against the fixing member. The fixing device fixes the unfixed image onto the recording material P by causing the recording ... 06/23/05 - 20050135847 - Modular multi-stage fusing system A multi-stage fusing system for fixing toner images to copy substrates of various weights has a primary fuser and a secondary fuser in series with the primary fuser. Various weights of print substrates may have toner images fixed thereon by the primary fuser. The various print substrates are then transmitted ... 06/23/05 - 20050135846 - Systems and methods for continuous motion registration distribution with anti-backlash and edge smoothing A reprographic marking device has two rolls, e.g., a pressure roll and a fuser roll, forming a nip. A drive motor moves the rolls in a continuous back and forth lateral motion to change the position of the rolls relative to a paper sheet passing through the nip portion. ... 06/16/05 - 20050129430 - Image fixing unit for image forming apparatus and image fixing method using the same An image fixing unit for a wet image forming apparatus comprises a fixing section and a preheating means. The fixing section has a first fixing roller, and a second fixing roller which rotates in close contact with the first fixing roller to feed paper through a gap (a fixing nip) ... 06/09/05 - 20050123331 - Fixing apparatus The fixing apparatus includes an induction heating device provided inside the fixing roller, configured to heat the fixing roller by induction heating, and the induction heating device further includes a core member and an excitation coil wound around the core member, and where the inner diameter of the heat roller ... 06/09/05 - 20050123330 - Fixing device and image forming apparatus including the same A fixing device of the present invention includes a pressure roller and a peeling roller both of which press a heat roller. The pressure roller is disposed upstream to the peeling roller in a transport direction of a recording paper. An outer diameter of the heat roller, an outer diameter ... 06/09/05 - 20050123329 - Image heating apparatus The image heating apparatus includes a flexible rotatable member, a flexible rotatable member, a slidable member contacting an internal surface of the flexible rotatable member, a holder for holding the slidable member, and a pressure roller for applying a pressure to the flexible rotatable member thereby forming a nip portion ... 06/09/05 - 20050123328 - Fixing device and image forming apparatus incorporating the same In a fixing device for fixing a toner image onto a recording medium, a healing roller is provided with an elastic layer formed on an outer periphery thereof. An endless belt is adapted to be circulated. A press member presses a part of the endless belt against the heating roller ... 06/02/05 - 20050117943 - Image forming method and apparatus for fixing an image An image forming apparatus, includes an image forming mechanism configured to form an image, and a fixing unit configured to fix a toner image formed on a recording medium. The fixing unit includes a fixing device having a first endless moving member configured to rotate, and a second endless moving ... 06/02/05 - 20050117942 - Fixing device A fixing device is disclosed that includes a fixing roller, a pressure roller that is in pressure contact with the fixing roller, first and second belt support rollers that are mutually spaced apart from each other, and an endless belt that is wrapped around both the first and the second ... ### FreshPatents.com Support |