Fuji Xerox Co., Ltd.

Naoyuki Egusa

Tetsuro Kodera

Makoto Furuki

Takashi Matsubara

Kaoru Torikoshi

Tomoo Kobayashi

Miho Watanabe

Kunio Sakurai

Shinji Hasegawa

Akira Sakamoto

Hitoshi Abe

Motoyuki Takaai

Yutaka Nakayama

Tohru Hisano

Masayoshi Nishida

Yoshihiko Ichikawa

Shintaro Kikuchi

Tomonori Ishikawa

An image transfer device includes a transfer unit and a transport unit. The transfer unit that heats a layered body including a recording member, which is flexible and has an image recorded on a recording surface thereof, and a base member, onto which the image on the recording member is to be transferred, to transfer the image recorded on the recording surface onto the base member. The transfer unit transporting the layered body by rotating while being in contact with a back surface of the recording member on a side opposite to the side of the recording surface. The transport unit disposed upstream of the transfer unit in a transport direction of the layered body. The transport unit rotating while being in contact with the back surface of the recording member to transport the layered body to the transfer unit.

Image transfer device and image forming apparatus

There is provided an image transfer sheet, including: an image receiving layer; a bonding layer; a transparent support; and a substrate, in this order, wherein a peeling strength between the transparent support and the substrate is lower than a peeling strength between the image receiving layer and the bonding layer, and between the bonding layer and the transparent support.

Image transfer sheet and image recording material

A fixing device includes an irradiation section that irradiates a recording medium with light, the recording medium having thereon an image formed by an image forming material to be fixed by absorbing light and being transported along a transporting path, and a preventing member that is provided with a first hole that allows the light to pass therethrough, and prevents the image forming material irradiated with the light from adhering to the irradiation section.

Fixing device, and image forming apparatus

A fixing device includes a fixing unit that is disposed in a direction intersecting a transport direction in which a recording medium on which an image is formed using an image forming material is transported and that fixes the image forming material onto the recording medium in a noncontact manner with the recording medium, a varying unit that varies a length of the fixing unit in a direction perpendicular to the transport direction, and a controller that controls the fixing unit at an amount of power according to the length of the fixing unit.

Fixing apparatus with controller for controlling amount of power to heater

An image transfer sheet includes an image-receiving layer, a substrate, and a rear outermost layer containing an alkali metal salt of an aliphatic carboxylic acid. The image-receiving layer, the substrate, and the rear outermost layer are arranged in that order.

Image transfer sheet

A fixing device includes a first radiating portion that includes plural light sources arranged along a first direction at a determined interval, and radiates light on a recording medium on which a toner image is formed and which is transported in a second direction intersecting with the first direction, and an optical member that includes plural transmission regions through which the light radiated by the plural light sources is transmitted and includes plural light diffusion portions diffusing the light in the first direction on each of the plural transmission regions.

Fixing device and image forming apparatus

A fixing device includes a fixing unit and a switching unit. The fixing unit includes an emitting unit that emits light and a housing that houses the emitting unit. The fixing unit fixes a toner image to a recording medium by emitting the light to a surface of the recording medium, the recording medium having the toner image formed thereon and having been transported to a predetermined fixing position that is away from the housing. The switching unit switches a state of the fixing device from a first state in which the housing and the recording medium are positioned away from each other to a second state in which the surface of the recording medium at the fixing position is sealed with the housing.

Fixing device and image forming apparatus including a switching unit for switching a state of the fixing device

A heating device includes an illuminating unit that applies laser light towards a strip-like illumination area formed along a direction crossing a direction of movement of a recording medium; and a reflecting member that surrounds the illumination area, the reflecting member reflecting again reflected light from the illumination area. The reflecting member has protruding reflecting surfaces that protrude continuously towards the recording medium along a widthwise direction crossing a longitudinal direction of the illumination area, the protruding reflecting surfaces being disposed side by side in the longitudinal direction of the illumination area. The protruding reflecting surfaces are positioned at substantially equal distances from the illumination area along the widthwise direction of the illumination area, and changed so that an entire or a portion of a cross-sectional shape along the longitudinal direction of the illumination area is curved or inclined.

Heating device and image forming apparatus using the same

A fixing device includes: a conveying unit that conveys a recording material with an image formed thereon toward a predetermined conveying direction so as to cross a fixing area where the image is heated to be fixed; a laser light source that has an irradiation area as the fixing area slantingly extending relative to a predetermined image arrangement reference direction along a width direction of the recording material crossing the conveying direction of the recording material, and irradiates the irradiation area with laser light; and a reflecting member that is provided so as to surround the irradiation area and has a reflecting face that reflects reflected light from the irradiation area so that the irradiation area is again irradiated with the reflected light.

Fixing device and image forming apparatus having a slantingly extended irradiation area

A fixing device includes a first irradiation unit that irradiates a laser beam in a first irradiation region toward a recording medium in which unfixed image is formed; a second irradiation unit that irradiates a laser beam toward a second irradiation region; an image information acquiring unit that acquires image information of the first irradiation region; a coating information acquiring unit that divides the first irradiation region into one or a plurality of divided regions, and that acquires coating information that relates to the coating level on the basis of the image information; a transmission information acquiring unit that acquires transmission information that relates to the laser beam which is irradiated to the first irradiation region and passes through the recording material on the basis of the coating information; an irradiation control unit that controls the irradiation energy of the second irradiation unit based on the transmission information.

Fixing device and image forming apparatus using the same

A fixing device includes a laser source that irradiates an image with laser light, the image being formed on a moving recording material with a thermoplastic image-forming material; and a support member arranged to face the laser source and having a curved portion, the curved portion being curved to extend in a recording-material moving direction and to protrude toward the laser source, the curved portion having a supporting portion of the recording material corresponding to at least an irradiation area of the laser light in a curved manner.

A fixing device includes a laser light source that irradiates an irradiation region with a laser light, the irradiation region extending along a direction crossing a transporting direction of a recording medium with respect to a heating-fixable image which is on the recording medium. The fixing device further includes; a reflective member that is provided to enclose the irradiation region and includes a reflective surface reflecting a reflected light so that the irradiation region is re-irradiated with the reflected light from the irradiation region by the laser light radiated from the laser light source; and a light absorption member that is provided so as to continue to an end of a side of the reflective member directed to the recording medium and includes a portion facing a transporting surface of the recording medium and extending toward an outside of the reflective member, and is capable of absorbing the laser light.

According to an aspect of the invention, a fixing device includes a laser beam irradiation unit and a conveying unit. The laser beam irradiation unit includes a plurality of laser beam sources and emits a plurality of laser beams to a surface of a recording medium. The conveying unit conveys the recording medium and/or the laser beam irradiation unit so that irradiated regions irradiated with the laser beams are moved in a given direction. When the plurality of laser beams is emitted to a toner image to fix the toner image, the plurality of laser beams satisfies conditions (A) and (B). The condition (A) is that the plurality of laser beams has substantially the same beam power and substantially the same width. The condition (B) is that the plurality of laser beams is independently emitted to the toner image.

Fixing device, image forming apparatus, and toner image fixing method

According to an aspect of the invention, a laser fixing device includes a laser beam generating device and an airflow generating unit. The laser beam generating device generates laser beams and irradiates a recording medium transported with the laser beams. The airflow generating unit generates airflow flowing between the laser beam generating device and the recording medium. A flow speed of the airflow in a transport direction of the recording medium in an irradiation position of the laser beams is higher than a transport speed of the recording medium.

Laser fixing device and image forming apparatus

According to an aspect of the invention, a fixing device includes a first laser unit and a second laser unit. The first laser unit outputs a first laser beam to irradiate a visible image formed of image forming material on a recording medium with the first laser beam. The second laser unit outputs a second laser beam to irradiate the visible image with the second laser beam after being irradiated with the first laser beam. The first laser beam and the second laser beam is configured to satisfy relations: W&#x3c;Wand t&#x3e;t, Wis an optical output per unit area of the first laser beam, Wis an optical output per unit area of the second laser beam, tis an irradiation time per unit area of the first laser beam, and tis an irradiation time per unit area of the second laser beam.

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Kanagawa, Japan

Naoyuki Egusa