Ricoh Company, Ltd.

Jun Aoto

Yasuo Hirano

Hidetaka Kubo

Kenichi Mashiko

Sayaka Katoh

Shinichi Nitta

Masahide Yamashita

Mitsuru Seto

Shigeru Fukuda

Toshiyuki Kabata

Michio Kimura

Daisuke Aoki

Koji Suzuki

Hiroshi Tamura

Yasuo Suzuki

Tetsuro Suzuki

Takeshi Shintani

Tatsuya Niimi

Hidetoshi Kami

Hiroshi Ikuno

Hiroyuki Suhara

Narihito Kojima

Hiroshi Nagame

Naoki Iwata

Takashi Bisaiji

Shigekazu Enoki

Yuichi Ueno

Masaki Yoshino

Kazuo Nojima

Takehiko Kinoshita

Hiroshi Takashima

Atsufumi Hanazawa

Makoto Ohsaki

Tomoko Kino

Atsuo Hirai

Tojiro Aoyama

Yuta Shimizu

Shigeo Oonuma

Yoshiharu Mikami

Provided is light irradiation method for irradiating a light absorbing material with light beam having wavelength absorbable by light absorbing material, including applying to light absorbing material, energy that enables light absorbing material to fly, by pressure in a vaporized region higher than or equal to outside pressure, wherein vaporized region is present at interface between a transparent body and light absorbing material in a manner to surround an optical axis. Also provided is flying body generating method including irradiating a surface of a base material opposite to a surface over which light absorbing material is disposed with laser beam to fly light absorbing material in an emitting direction of laser beam, wherein vaporized region having pressure higher than or equal to outside pressure is generated along outer circumference of a region irradiated with laser beam at interface between base material and light absorbing material.

Light irradiation method, light absorbing material attaching apparatus, flying body generating method and apparatus, image forming method, and three-dimensional object producing method

An intermediate transfer belt, configured to receive a toner image formed by developing a latent image formed on an image bearing member with a toner, includes a base layer and an elastic layer. The elastic layer has an irregular surface formed with spherical particles, and the spherical particles include flexible particles having 0.1 MPa to 30 MPa of compressive strength and 15% to 50% of restoring ratio at the time of 10% deformation. Image forming apparatus. Image forming method.

Intermediate transfer belt, image forming apparatus and image forming method

The surface layer of an intermediate transfer belt has a concavo-convex pattern formed thereon by spherical resin particles which are independently embedded in the layer so that the embedment rate in the thickness direction of the layer is higher than 50% but lower than 100%.

Intermediate transfer belt, method for producing the same, and image forming apparatus

Provided is a belt driving roller for a belt driving device configured to drive and rotate an endless belt with at least one driving roller of a plurality of rollers over which the belt is hung by its internal surface, wherein the belt driving roller includes an electroviscosity retaining member of which surface viscosity force reversibly changes under an effect of an electric field.

Belt driving roller including electroviscous force developing member, and belt driving device using same

An intermediate transferer includes a substrate; and a surface layer overlying the substrate. The surface layer includes a crosslinked material, including a polyrotaxane including a circular molecule; a straight-chain molecule including the circular molecule in a skewering form; and a block group located at both ends of the straight-chain molecule, preventing the circular molecule from releasing, and at least one resin selected from the group consisting of acrylic resins, fluoreresins and silicone resins.

Intermediate transferer and image forming apparatus using the same

An intermediate transfer belt includes a polyimide resin or a polyamideimide resin including only &#x3b3;-butyrolactone of from 5 to 5,000 ppm as a residual solvent.

Intermediate transfer belt and method of preparing the same, and image forming apparatus

An intermediate transfer belt including a base layer, and an elastic layer on the base layer containing spherical particles on a surface thereof and containing an elastic layer ingredient, wherein the elastic layer contains a fatty acid in an amount of 0.001 parts by mass to 0.040 parts by mass relative to 100 parts by mass of the elastic layer ingredient.

Intermediate transfer belt method for producing intermediate transfer belt, and image forming apparatus

To provide an intermediate transfer belt for use in an electrophotographic apparatus, including as an outermost surface thereof: uniform convex regions formed by aligning independent spherical resin particles in a surface direction; and depressed regions formed of a lubricant layer which respectively lie between the convex regions.

Intermediate transfer belt and electrophotographic apparatus

To provide a belt for an image forming apparatus, which contains: a base layer; an elastic layer; and spherical particles, wherein the belt for an image forming apparatus is provided across a plurality of rollers of the image forming apparatus to rotate, wherein the belt for an image forming apparatus has a laminate structure where at least the base layer and the elastic layer are provided in this order, wherein the spherical particles are partially embedded in an exposed surface of the elastic layer, and wherein, relative to a width direction of the belt for an image forming apparatus, a thickness of an edge portion of the belt for an image forming apparatus is 50% to 95% of a thickness of a center portion of the belt for an image forming apparatus, and an edge curling amount of the belt is 4 mm or less.

Belt for an image forming apparatus, and image forming apparatus

To provide an intermediate transfer belt, containing a base, an elastic layer formed on the base, and spherical particles deposited on a surface of the elastic layer, in which wherein the elastic layer has micro rubber hardness of 40&#xb0; or lower in the environment of 10&#xb0; C. and 15% RH, and the intermediate transfer belt is designed to be mounted in an image forming apparatus.

Intermediate transfer belt and image forming apparatus

To provide an intermediate transfer belt, which contains a base layer, and an elastic layer formed on the base layer, wherein the base layer contains polyimide which has a constitutional unit derived from pyromellitic acid and a constitutional unit derived from diaminodiphenyl ether, wherein the intermediate layer has a curling amount of 1.5 mm or less in an absolute value, and wherein the intermediate transfer belt is configured to receive, by transferring, a toner image formed by developing, with a toner, a latent image formed on an image bearing member.

An intermediate transfer member including a base layer as first layer, an elastic layer as second layer, and a particle layer as third layer and containing fine spherical particles arranged in plane direction thereof where the particle layer has a concavo-convex pattern formed by the fine spherical particles, the elastic layer and the particle layer being formed on the base layer in this order, wherein the intermediate transfer member has a Martens hardness of 1.0 N/mmor lower and an elastic recovery rate of 75% or higher when the intermediate transfer member is indented at a load of 40 mN under conditions of 25&#xb0; C. and 50% RH, wherein an embedment rate of the fine spherical particles in the elastic layer is 33% to 99%, and wherein the intermediate transfer member is configured to receive a toner image formed by developing, with a toner, a latent image on an image bearing member.

Intermediate transfer member and image forming apparatus using the same

An intermediate transfer belt, which receives plural color toner images from one or more image bearing members and then transfers the plural color toner images onto a receiving material. The intermediate transfer belt includes a substrate; and an outermost layer located overlying the substrate and including an epoxy-silicone copolymer. An image forming apparatus including at least one image bearing member configured to bear plural color toner images thereon; a primary transfer device including the intermediate transfer belt, wherein the primary transfer device transfers the plural color toner images from the at least one image bearing member to the intermediate transfer belt to form a combined color toner image thereon; and a secondary transfer device configured to transfer the combined color toner image onto a receiving material.

Intermediate transfer medium, and image forming apparatus using the intermediate transfer medium

An image forming apparatus includes a photoconductor, a cleaning blade for cleaning the photoconductor, and a blade holder holding the cleaning blade and having a first bent portion for increasing its rigidity. In the apparatus, blade holder has at least one of a protrusion and a second bent portion.

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Kanagawa, Japan

Jun Aoto