Canon Kabushiki Kaisha

Nippon Petrochemicals Company, Limited

Nec Display Solutions, Ltd.

Nippon Steel Corporation

Nippon Steel Chemical Co., Ltd.

Nec-mitsubishi Electric Visual Systems Corporation

Nippon Graphite Fiber Corporation

Mazda Motor Corporation

Mikuni Corporation

Laurel Bank Machines Company, Ltd.

Nippon Steel Chemical & Material Co., Ltd.

Mitsubishi Electric Control Software Corporation

Yutaka Arai

Jun Miura

Shigeaki Takada

Akeshi Asaka

Takeshi Suzuki

Yasuo Matsumura

Isoo Shimizu

Mitsutoshi Hasegawa

Shuichi Tamura

Katsuhisa Matsunaka

Naoki Akiyama

Kazuya Shigeoka

Hiroto Sugimoto

Toshinori Nakayama

Yasuhiro Miyahara

Masaaki Takahashi

Masatoshi Abe

Daigo Matsuura

Ihachiro Gofuku

Naofumi Murata

Keisuke Yamamoto

Masayuki Tamaki

Yasuhiro Hamamoto

Shoichiro Ikegami

Takeo Tsukamoto

Osamu Kato

Masaaki Shibata

Takashi Iwaki

Masato Yamanobe

Hiroshi Takagi

Miki Tamura

Masaki Tokioka

Koji Sato

Jiro Ishizuka

Akiyoshi Shinagawa

Kenji Hashimoto

Hiroki Muramatsu

Masanori Honda

Sho Taguchi

Hiroto Ito

Shinsuke Takahashi

Koichi Kakubari

Masayuki Onuma

Yo Imaizumi

Tadao Tomioka

Masatoshi Furuyama

Hirofumi Sunago

Ken Kobayashi

Yoshinori Moriki

Yukio Sasame

Kunio Miura

Masahiro Uematsu

Kazuhiko Mizuuchi

Masaki Shimada

Ryo Yashiro

Takashi Ojima

Katsuya Himuro

Tsutomu Kihara

Koichi Hattori

Kenji Nishida

Nobuharu Takahashi

Tetsuya Sugiyama

Hiroki Iwataka

Michiharu Harakawa

Mitsuaki Matsumoto

Hiroharu Ueda

Shigeo Hara

Hajime Nakajima

Yasuo Nagata

Toshihisa Nishikawa

Hiroaki Kawaguchi

Seiji Koyama

Yoshikazu Takahashi

Yoshiyuki Doken

Yoshio Kishimoto

Tsutomu Nakamura

Yoshihiko Oota

Hironobu Takahama

Takashi Shimizu

Teruo Iwashita

Hiroyuki Tadokoro

To provide prepreg having high thermostability and a molded body (fiber reinforced composite) obtained from the prepreg, the prepreg is formed by impregnating a reinforced fiber having an elastic modulus of 100 to 900 GPa with an epoxy resin composition including the following Components A to D so as to have a resin content within a range of 25 to 50 mass %: Component A: an epoxy resin having an oxazolidone ring structure in a molecule thereof; Component B: an epoxy resin that is liquid at 30&#xb0; C.; Component C: a diblock copolymer having a B-M structure, wherein M is a block including at least 50 mass % of methyl methacrylate, B is a block immiscible with the epoxy resins and the block M, a glass transition temperature of the block B being 20&#xb0; C. or lower; and Component D: dicyandiamide, or an amine curing agent that is a derivative of dicyandiamide.

Prepreg and molding product thereof

One end portion of a resin tube kept in a diameter expanded state by a plurality of diameter expanding claws is disengaged from the diameter expanding claws and is shifted onto an outer peripheral surface of a die by applying a pressing force toward the other end portion of the resin tube to an end surface of the one end portion of the resin tube.

Method for fixing resin tube to die and manufacturing method for resin-tube covered roller

A pressure roller, and the pressure roller to be used in a fixing apparatus of in an image forming apparatus, the fixing apparatus configured to heat a toner image formed on a recording material and fix the toner image on the recording material, the pressure roller including a first elastic layer, and a second elastic layer provided on an outside of the first elastic layer, wherein a thermal conductivity of the first elastic layer is higher than a thermal conductivity of the second elastic layer, and wherein the first elastic layer contains a plurality of void portions, hole pathway portions joining the plurality of void portions to each other, and a needle-shaped high thermal conductive filler.

Pressure roller for fixing apparatus, fixing apparatus and image forming apparatus

A video signal monitoring method includes detecting at least one of luminance or chromaticity in a predetermined region among regions of a video displayed on a display device; converting the at least one of detected luminance or chromaticity into video identification information for identifying the video; and outputting the video identification information and a time at which the video was displayed.

Video signal monitoring method, video signal monitoring device, and display device

Provided is a pressure roller for an image heating device that forms a nip part together with a heating member, the pressure roller including at least a mandrel, a first elastic layer, and a second elastic layer provided between the mandrel and the first elastic layer, wherein the first elastic layer has open-cell voids, is made of rubber, and has a thickness of at least 50 &#x3bc;m and less than 500 &#x3bc;m, and the second elastic layer is made of solid rubber.

Pressure roller, image heating device, and image forming apparatus

Provided is an electrophotographic rotatable pressing member having further durability. The electrophotographic rotatable pressing member includes: a substrate; and an elastic layer formed on the substrate, the elastic layer containing a silicone rubber and a needle-shaped filler dispersed in the silicone rubber and having hollow parts, wherein, when cutting the elastic layer along a cross section including a center axis of the substrate in a longitudinal direction of the electrophotographic rotatable pressing member, and a total of each sectional area of the hollow parts in a unit area Aof a cross-sectional surface is defined as A, a standard deviation of an area ratio A/Ais 0.08 or less.

Electrophotographic rotatable pressing member and method of manufacturing the same, and fixing device

A display system that can solve the problem of an inadequate band in a connector or transmission path and that enables processing of a high-resolution image signal, includes a display device and an electronic apparatus that is electrically connected to the display device via a connector. The electronic apparatus receives or generates an original image signal indicating an original image that is to be displayed and supplies a plurality of divided image signals each indicating a respective image of a plurality of partial images into which the original image has been divided. The display device displays the original image on the basis of a combined image signal into which the plurality of partial image signals supplied from the electronic apparatus have been combined.

Display system, display device, electronic apparatus, and image signal transmission method for displaying an original image based on combining divided image signals

A roller usable in an image fixing device for an electrophotographic image forming apparatus includes a first elastic layer; a second elastic layer provided closer to a center of the roller than the first elastic layer, the second elastic layer having a thermal conductivity in a thickness direction higher than that of the first elastic layer; a third elastic layer provided between the first elastic layer and the second elastic layer, wherein an indentation elastic modulus EITof the first elastic layer, an indentation elastic modulus EITof the second elastic layer, and an indentation elastic modulus of the third elastic layer satisfy E&#x3c;E&#x3c;E.

Roller with elastic layers having different indentation elastic moduli, and fixing device having roller

Provided is an electrophotographic member capable of reducing a rise time of a fixing apparatus and preventing occurrence of a defective image due to an electrostatic offset. The electrophotographic member has a substrate, an elastic layer, and a surface layer containing a fluororesin, in this order, the elastic layer has a communication hole of which pores are communicated with each other, and an ionic conductive agent is adhered to an inner wall of the communication hole.

Electrophotographic member, method for manufacturing electrophotographic member, and fixing apparatus

A video signal monitoring device includes a sensor installed in a display device and configured to detect luminance and/or chromaticity in a predetermined region among regions of a video displayed on the display device, a sensing result converting unit configured to convert the detected luminance and/or chromaticity into video identification information for identifying the video, a time measuring unit configured to acquire a clock time or a period of time at or during which the video was displayed, and a sensing result reading unit configured to output the video identification information and the clock time or the period of time.

A manufacturing apparatus for manufacturing a fixing member includes: a metal mold capable of holding a base material of the fixing member in an inside thereof; and an injecting member including a group of openings configured to inject a liquid rubber containing a needle-like filler into the metal mold in which the base material is held. The injecting member is configured so that a ratio of a total perimeter of the group of openings to a sum of a perimeter of an inner surface of the metal mold and an outer surface of the base material is 1.3 or more and 3.3 or less.

Fixing member manufacturing apparatus

An elastic layer includes a needle-shaped filler and a void and has a porosity of 20 vol % or more and 60 vol % or less. The elastic layer contains a first area and a second area. The first area extends from a surface of the elastic layer opposite to a surface facing the mandrel toward the mandrel and has a thickness of 30% of the thickness of the elastic layer. The second area is a central area in a thickness direction of the elastic layer and has a thickness of 40% of the thickness of the elastic layer. The needle-shaped filler in the second area has an orientation degree of 50% or lower. The needle-shaped filler in the first area has an orientation degree higher than that of the needle-shaped filler in the second area.

Elastic roller with needle-shaped filler and fixing device

A control unit determines the content of a video based on an input video signal based on results of determination utilizing a monochrome determination unit and a text determination unit. Based on a display mode according to a result of the content determination, the control unit displays an image corresponding to the input video signal on a display panel.

Display device and display method

Growing community of inventors

Kawasaki, Japan

Yutaka Arai