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Electrophotography > Image Formation > Fixing (e.g., Fusing) > By Heat And Pressure > Continuous Web

Continuous Web

Continuous Web patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

07/31/14 - 20140212189 - Fixing device having restricting member to restrict end face of endless belt
There is provided a fixing device that may include: an endless belt having an inner peripheral surface defining an internal space and configured to circularly move about a first axis extending in an axial direction; a heater and a nip plate extending through the internal space; a rotary body; a...

07/31/14 - 20140212190 - Fixing device having nip member provided with protruding portion
A fixing device may include: an endless belt circularly movable about a first axis extending in an axial direction; a nip member and a heater extending in an internal space defined by an inner peripheral surface of the endless belt; and a rotary body disposed to be opposite to the...

07/24/14 - 20140205332 - Sliding member for fixing device, fixing device, and image forming apparatus
Provided is a sliding member for a fixing device including in order a first fluororesin layer having a sliding surface dotted with recessed portions, a substrate, and a second fluororesin layer....

07/24/14 - 20140205333 - Fixing device and image forming apparatus including same
A fixing device includes a rotary fixing member; a pressure roller pressed against the fixing member to form a nip in association with the fixing member; and an induction heater, as a heat source, to heat the fixing member. The induction heater includes an excitation coil to induction-heat the fixing...

07/24/14 - 20140205334 - Pressing member, fixing device, and image forming apparatus
A pressing member includes a heat resistant material, highly heat conductive needle shaped fillers included in the heat resistant material, and hole portions included in the heat resistant material. The pressing member is provided in a fixing device including a fixing member, a heating member to heat the fixing member,...

07/17/14 - 20140199100 - Fusing device and image forming device comprising the same
A fusing device with improved fusing performance to obtain superior gloss and gloss uniformity. The fusing device includes at least one heat source to generate heat, a fusing belt disposed near the heat source, a rotation unit contacting an outer circumference of the fusing belt, at least one pressurization unit...

07/17/14 - 20140199101 - Fixing apparatus
A fixing apparatus includes a back-up member contacting an inner surface of a cylindrical belt; a roller having an elastic layer and contacting an outer surface of the belt, the roller being cooperative with the back-up member to form a fixing nip between the belt and the roller. A sheet...

07/10/14 - 20140193182 - Heater and image heating apparatus including same
The image heating apparatus includes a heater that achieves even heat-generation distribution and suppression of a non-sheet feeding portion temperature increase when an image is printed on a sheet whose size is smaller than a maximum size for the apparatus, and an endless belt, wherein plural heat-generation resistive members having...

07/03/14 - 20140186077 - Fixing device and electrophotographic image forming apparatus having the same
A fixing device is provided. The fixing device includes a backup member that is disposed outside an endless belt that is flexible and rotates to rotate the endless belt, a nip forming member that is disposed inside the endless belt and faces the backup member to form a fixing nip,...

07/03/14 - 20140186078 - Fixing device
A fixing device includes a cylindrical film, a planar heater, a heat conduction member, a supporting member, a limiting member for limiting heater end portions with respect to a generatrix direction of the film so as to prevent the end portions from moving in a heater thickness direction relative to...

07/03/14 - 20140186079 - Heating device, fixing device, and image forming apparatus
Provided is a heating device capable of suppressing a bias force toward a center in a longitudinal direction (center in a rotation axis direction) of a fixing film serving as a rotation member, thereby preventing film overlapping and sheet wrinkles. A sliding friction resistance in the rotation axis direction of...

06/26/14 - 20140178112 - Heating unit, method of manufacturing the same, fixing apparatus, and electrophotographic image forming apparatus using the fixing apparatus
The fixing apparatus includes a back-up member which is disposed outside a rotational and flexible endless belt and moves the endless belt, and a heating unit which is located inside the endless belt to face the back-up member and forms a fixing nip, and heats the endless belt at the...

06/26/14 - 20140178113 - Fixing device, image forming apparatus and oblique motion restraint member for a fixing belt
A fixing device includes a fixing belt configured to rotate about a specified rotation axis, and an oblique motion restraint member provided at an outer side of the fixing belt in a direction of the rotation axis and configured to restrain oblique motion of the fixing belt. The oblique motion...

06/19/14 - 20140169846 - Heater, image heating device with the heater and image forming apparatus therein
The heater is capable of improving heat generation uniformity in a sheet feeding area while suppressing the temperature rise of a non-sheet feeding portion. Each of heat generation lines includes a plurality of heat blocks in which a plurality of heat generating resistors are electrically connected in parallel between two...

06/19/14 - 20140169847 - Fuser to prevent fluttering of fixing belt
A fuser includes a fixing belt that is endless and includes a heat generating layer and circulates, an end restraining member that supports an end of the fixing belt, a heat generating source that is disposed around the fixing belt and heats the heat generating layer, an opposite part that...

06/12/14 - 20140161497 - Fixing device and electrophotographic image forming apparatus using the same
A fixing device and an image forming apparatus including the same are provided. The fixing device includes a rotatable endless belt passing through a fixing nip that is formed by a nip forming member and a backup member, and a first guide positioned inside the endless belt to guide the...

06/12/14 - 20140161498 - Image heating apparatus
The fixing apparatus includes a sleeve, a nip portion forming member that contacts an inner surface of the sleeve, a pressure member, and a regulation member for regulating movement of the sleeve, in which the regulation member includes a first surface and a second surface, in which the first surface...

06/12/14 - 20140161499 - Image heating apparatus
An image heating apparatus includes a cylindrical film; a roller contacting the film; a nip forming member contacting an inner surface of the film and cooperating with the roller to form a nip for nipping a sheet carrying an image; an opposing member opposing an inner surface of an end...

06/05/14 - 20140153980 - Fixing device for fixing toner on sheet by heating toner, and image forming apparatus including fixing device
A secondary coil is attached to an end portion of a heating film. A space is formed inside a core member. A primary coil, which generates a magnetic field that causes the secondary coil to generate a current by electromagnetic induction, is arranged inside the space together with the secondary...

06/05/14 - 20140153981 - Image heating apparatus and image forming apparatus
An image heating apparatus includes: a rotatable heating member; a belt unit including an endless belt configured to heat the rotatable heating member, and a supporting portion configured to rotatably support an inner surface of the belt; a holding portion configured to rotatably hold the belt unit; a detecting portion...

06/05/14 - 20140153982 - Fixing device and image forming apparatus
A fixing device includes a nip formation pad disposed opposite an inner circumferential surface of an endless belt and a pressing rotary body pressed against the nip formation pad via the endless belt to form a fixing nip between the endless belt and the pressing rotary body, through which a...

06/05/14 - 20140153983 - Fixing device and image forming apparatus
A fixing device includes a nip formation pad disposed opposite an inner circumferential surface of an endless belt and pressing the endless belt against a pressing rotary body to form a fixing nip between the endless belt and the pressing rotary body. A recording medium is conveyed through the fixing...

06/05/14 - 20140153984 - Fixing device for efficiently heating of heating member
A fixing device includes a pressure member, a heating member, a coil, a first magnetic core, a second magnetic core, a shielding portion, and a switching belt. The second magnetic core is disposed to extend in a width direction in a hollow portion formed by the loop of the coil,...

06/05/14 - 20140153985 - Fixing device and image forming apparatus including this fixing device
A fixing device includes a heating member pressed by a pressing member to form a nip part, an excitation coil generating a magnetic flux induction-heating the heating member, a magnetic core and a magnetism shielding member. The magnetic core is located opposite to the heating member across the excitation coil...

05/22/14 - 20140140742 - Fixing apparatus and image forming apparatus
A fixing apparatus includes a rotating unit, a pressing unit, an urging unit configured to urge a portion of the pressing unit towards the rotating unit to form a first nip between the rotating unit and the urged portion of the pressing unit, and a supporting unit disposed upstream of...

05/01/14 - 20140119787 - Fixing device and image forming apparatus
A fixing device includes a nip formation pad contacting a part of an outer circumferential surface of an interior rotary body sliding thereover and a fixing belt looped over the interior rotary body and the nip formation pad. A pressing rotary body is pressed against the nip formation pad via...

05/01/14 - 20140119788 - Fusing device and image forming apparatus having the same
The heating roller includes a shaft formed in a cylindrical shape, a heat-generating layer disposed to surround the shaft and to generate heat to heat the recording medium passing through the fusing nip, an insulating layer disposed between the shaft and the heat-generating layer to electrically insulate the heat-generating layer...

04/24/14 - 20140112691 - Fixing device and image forming apparatus
A fixing device includes a heat conductor disposed opposite an inner circumferential surface of an endless belt to heat the endless belt. A nip formation pad is disposed opposite the inner circumferential surface of the endless belt and presses the endless belt against a pressing rotary body to form a...

04/17/14 - 20140105656 - Fixing device and image forming apparatus
A fixing device includes an endless belt that fixes toner onto a recording medium by heat, a heating member in the form of substantially a sheet that has flexibility and that heats the belt from inside a space enclosed by the belt, and a stationary member including a curved surface...

04/17/14 - 20140105657 - Belt driving device, fixing device, and image forming apparatus
A belt driving device includes an endless belt; support members that extend in a width direction of the endless belt and support the endless belt, the support members including a control member that controls the widthwise position of the endless belt; a support body that supports the support members; and...

04/17/14 - 20140105658 - Image heating apparatus
An image heating apparatus includes: an endless belt for heating a toner image on a recording material in a nip; an exciting coil for heating the belt by electromagnetic induction heating; rotatable driving member for forming the nip between itself and the belt and for rotationally driving the belt; a...

04/10/14 - 20140099147 - Fuser device and image forming apparatus
A fuser device includes a belt part rotating in a tension free state to carry a medium in a medium carrying direction, a first nip forming part arranged inside the belt part, a second nip forming part arranged outside the belt part sandwiching the belt part with the first nip...

04/03/14 - 20140093288 - Fixing device, image forming apparatus with same, and method of assembling fixing device
A fixing device fixes a toner image on a recording medium transported to a fixing nip by applying pressure and heat to the recording medium. The fixing device includes an endless belt formed into a loop with both ends bonded together, the belt accommodating a heat source inside thereof, a...

04/03/14 - 20140093289 - Image forming apparatus
An image forming apparatus has a system velocity of 400 to 1,700 mm/sec and includes a fixing belt including a base layer; a silicon rubber layer; and a fluorine resin layer. A thickness L2 of the fluorine resin layer is in range of 2≦L2≦20 μm. A thickness L1 of the...

04/03/14 - 20140093290 - Fixation apparatus and image formation apparatus
A fixation apparatus for fixing a developer image to a recording medium includes: a fixation belt; a heater member configured to generate heat by a resistance heating element and heat the fixation belt; and a pressurization member provided at a position opposed to the fixation belt with the heater member...

03/27/14 - 20140086648 - Fixing device
A fixing device configured to thermally fix a developing agent image to a recording sheet includes a fixing belt having a tubular shape defining an inner space, a heat generating member and a nip plate which are disposed in the inner space, and a rotating member disposed outside the inner...

03/27/14 - 20140086649 - Fixing device
A fixing device configured to thermally fix a developing agent image to a recording sheet includes a fixing belt having a tubular shape defining an inner space, a heat generating member, a nip member, and a stay which are disposed in the inner space of the fixing belt, and a...

03/27/14 - 20140086650 - Fixing device and image forming apparatus
A fixing device and An image forming apparatus include: a first pressure roller having an elastic layer in a surface layer section; a fixing belt wound on the elastic layer of the first pressure roller; a second pressure roller that presses the elastic layer of the first pressure roller via...

03/20/14 - 20140079453 - Fixing device and image forming apparatus
A fixing device includes a fixing rotary body and a heater disposed opposite the fixing rotary body. A heat shield is movable in a circumferential direction of the fixing rotary body and interposed between the heater and the fixing rotary body to shield the fixing rotary body from the heater....

03/20/14 - 20140079454 - Heat-generation belt, fixing device, and image forming apparatus
An endless heat-generation belt 10 includes a heat-generation layer 11 and a pair of metal electrodes 12 and 12. The heat-generation layer 11 is composed of an electroconductive resin composition and the heat-generation layer 11 can be heated by supplying electricity. The metal electrode 12 is bonded to the heat-generation...

03/20/14 - 20140079455 - Fixing device and image forming apparatus incorporating same
A fixing device included in an image forming apparatus includes a fixing rotary body, a heater disposed opposite the fixing rotary body, an opposed body contacting an outer circumferential surface of the fixing rotary body, a reflector disposed opposite the heater, and a heat shield disposed between the heater and...

03/13/14 - 20140072352 - Fixing device and image forming apparatus
A fixing device includes a fixing member that fixes toner on a recording material; a magnetic-field-producing unit including an exciting member that produces an alternating-current magnetic field, and first magnetic-circuit-producing members that each produce a magnetic circuit of the alternating-current magnetic field and are provided at a predetermined first interval...

03/13/14 - 20140072353 - Fusing apparatus and method
A fusing apparatus including a heating unit including a heater having a substantially flat shape; a nip forming unit which faces the heating unit and forms a fusing nip with the heating unit; and a driving unit which moves the heating unit to alternately repeat a forward motion whereby the...

03/13/14 - 20140072354 - Fixing unit, image forming apparatus incorporating the fixing unit, and image forming method
A fixing unit includes an endless belt unit accommodating a heat source, a pressure roller to rotate in contact with the fixing belt unit forming a pressure border therebetween, and a heat transfer member heated by the heat source to heat the fixing belt unit. The heat transfer member is...

03/13/14 - 20140072355 - Fixing device and image forming apparatus
A fixing device includes a rotatable fixing member; a heating source configured to heat the fixing member; an opposing member configured to come into contact with an outer circumferential surface of the fixing member to form a nip portion; and a shielding member configured to block heat from the heating...

03/13/14 - 20140072356 - Fusion device and image forming apparatus
A fusion device for fusing a developer image on a medium includes a first belt member that has an endless shape, a first roller and a second roller arranged on an upstream side of the first roller in a medium carrying direction, and a pressure application part arranged on the...

03/13/14 - 20140072357 - Fixing device and image forming apparatus with same
An image forming apparatus includes an image forming unit to form a toner image on a recording medium and a fixing device. The fixing device includes a fixing belt to fix a toner image onto a recording medium transported to a fixing nip, a pressing member pressed against the fixing...

03/06/14 - 20140064803 - Fixing device and image forming apparatus
A fixing device includes a fixing rotary body that heats and pressurizes, together with a recording medium, toner having particle diameter of 4.5 [μm] or less and a softening point of 100 [° C.] or higher and 125 [° C.] or lower to fix the toner on the recording medium,...

03/06/14 - 20140064804 - Fixing device and image forming apparatus including same
A fixing device includes a rotary fixing member, a heater, a pressing member, a nip formation member, a reinforcement member, a sliding sheet, and a holding member. The nip formation member is disposed at an inner circumferential side of the fixing member and pressed by the pressing member via the...

03/06/14 - 20140064805 - Image heating apparatus
An image heating apparatus includes an image heating roller; an excitation coil provided outside of the roller for causing electromagnetic induction heat generation in the roller; a magnetic core, provided opposed to the roller through the excitation coil, for directing a magnetic flux produced by the excitation coil to the...

03/06/14 - 20140064806 - Image heating device
An image heating device includes a rotatable heating member configured to heat a toner image formed on a sheet with a toner containing a wax component, an exciting coil arranged outside the rotatable heating member and configured to generate a magnetic flux for subjecting the rotatable heating member to electromagnetic...