Ricoh Company, Ltd.

Nippon Telegraph and Telephone Corporation

Tokyo Women's Medical University

Denso Corporation

Shinshu University

Kabushiki Kaisha Toshiba

Nippon Shokubai Co., Ltd.

Opexpark Inc.

Alps Electric Co., Ltd.

Jun Okamoto

Naoto Suzuki

Hiroyuki Shimada

Masami Okamoto

Keisuke Kubota

Kenji Nozawa

Seiji Saitoh

Yuusuke Furuichi

Tamotsu Ikeda

Yoshio Hattori

Haruyuki Honda

Satoshi Ueno

Masami Tomita

Takahiro Imada

Yoshiki Yamaguchi

Hiromasa Takagi

Daisuke Inoue

Hiroshi Yamada

Fumihiro Sasaki

Hiroyuki Fushimi

Naohito Shimota

Yutaka Naitoh

Takashi Sakamaki

Motoyoshi Yamano

Yutaka Ikebuchi

Masahiko Sato

Tetsuo Tokuda

Hiroto Higuchi

Shigeru Emoto

Hiroshi Seo

Shinichiro Yagi

Junichi Awamura

Toshiki Nanya

Fumihiro Hirose

Tomomi Suzuki

Shinji Ohtani

Kenichi Hasegawa

Tomoya Adachi

Satoshi Hatori

Mitsuru Takahashi

Hiroshi Yokoyama

Shigeo Nanno

Yutaka Fukuchi

Takashi Bisaiji

Takumi Waida

Kenichi Hirose

Toshiaki Higaya

Takao Mizushima

Yoshihiro Sonohara

Takashi Kagami

Kazuo Suno

Syoichi Kaneko

Takaaki Kurita

Setsuo Soga

Yasuhiro Kohira

Tetsuya Goto

Kazuhiro Hongo

Yosuke Hara

Hideki Okuda

Takeyoshi Sekine

Satoru Nakamura

Kazuhisa Yamagishi

Yoshikuni Sasaki

Yasunori Kawaishi

Toshiharu Hachisuka

Hideo Yu

Naohiro Funada

Makoto Ohsaki

Masao Katoh

Seiichi Suzuki

Hisato Koshiba

Minoru Takahashi

Yutaka Aso

Kiwako Hiroi

Tomoo Asami

Toshiya Yabei

Kouta Fujimdri

Daisuke Ikegami

Takanori Hayashi

Akira Takahashi

Masao Kitano

Keiko Tsuchiya

Hiroshi Yamasita

Atsushi Arai

Noritsugu Egi

Go Mukumoto

Yujiro Goto

Noriko Yoshimura

Shoko Takahashi

Keishirou Watanabe

Yoshihiro Muragaki

Ginga Kawaguti

Shoji Kono

A fixing device includes a fixing rotator, a pressure rotator, a planar heater, a holder, a conductor, and a support. The pressure rotator presses the fixing rotator to form a fixing nip between the pressure rotator and the fixing rotator. The planar heater contacts an inner surface of the fixing rotator. The holder holds the heater and guides the fixing rotator. The conductor is grounded and contacts the inner surface of the fixing rotator. The support supports the holder and has a shape of regulating rotation of the conductor.

Fixing device including a conductor contacting an inner surface of a fixing rotator

A fixing device detachably attachable to an image forming apparatus includes a housing frame having an open front side in an insertion direction in which the fixing device is inserted into the image forming apparatus. The housing frame includes a support plate, as a back side of the housing frame in the insertion direction, and a pair of side plates extending in the insertion direction. The support plate includes an extension extending beyond one of the pair of side plates. The extension includes an engaged portion to be engaged with an engaging portion of the image forming apparatus when the fixing device is mounted on the image forming apparatus.

Fixing device and image forming apparatus

A quality estimation system for estimating DL throughput at user terminals which are connected to a wireless network, includes: acquisition means for acquiring at least terminal information, wireless reception quality information and network quality information from a plurality of user terminals; coefficient derivation means for deriving coefficients in an estimation equation in which the DL throughput is an objective variable and at least the wireless reception quality information and the network quality information are explanatory variables, based on the information acquired by the acquisition means; and estimation means for estimating DL throughput corresponding to measurement data from the measurement data using the estimation equation with application of the coefficients.

Quality estimation system, quality estimation method and program

A contact-separation device brings a contact-separation member into contact with a contacted member separably and includes a biasing member that generates a biasing force. A presser presses the contact-separation member against the contacted member in a pressing direction with the biasing force from the biasing member. A cam presses the presser in an opposite direction being opposite to the pressing direction. The cam is rotatable and has a cam face. A cam follower has a cam contact face that contacts the cam face of the cam. The cam contact face is curved to project toward the cam. The cam contact face has a curvature that is smaller than a greatest curvature of the cam face of the cam and is greater than a smallest curvature of the cam face of the cam.

Contact-separation device, fixing device, and image forming apparatus

An image forming apparatus includes two rotators, a driver driving the rotators, a heating device to heat the rotator, a blower blowing air to the heating device, a temperature detector, a recording medium detector, a cover, an open-close detector, and circuitry. The circuitry detects an abnormal state and stops heat generation, determines whether the cover is closed using the open-close detector, controls the blower to blow air when the cover is closed, determines whether the recording medium is in the nip using the recording medium detector, controls the driver to rotate the two rotators when the cover is closed and no recording medium is in the nip, determines whether a temperature detected is equal to or lower than a threshold value before the cover is opened, and controls the blower to decrease an air volume when the temperature detected is equal to or lower than the threshold value.

Image forming apparatus

A communication band calculation device includes a memory; and a processor configured to execute acquiring user-based traffic information; defining non-overlapping separate section columns having any section width as a state space and sets a user distribution of a traffic amount according to the state space based on the traffic information; generating a transition probability matrix in which a transition probability that a transition from a separate section to another in the state space occurs is set as an element based on the traffic information; obtaining prediction of the user distribution at a desired future time using a product of the user distribution which is a starting point of prediction and the transition probability matrix; and calculating an amount of band facilities required to achieve quality of a communication service at a future point in time based on the user distribution in future.

Communication band calculation device, communication band calculation method, and medium

This streaming design assistance method assists in the selection of an encoding condition for increasing the watching time in adaptive bitrate video streaming by causing a computer to execute: estimating a relationship between a watching time or an abandonment rate and an application quality index according to a mathematical model on the basis of an actual value of a watching time of each of a plurality of first sessions related to video streaming and an actual value of an application quality index of each of the sessions; estimating the application quality index of each of the sessions for each of a plurality of encoding conditions related to video streaming on the basis of the plurality of encoding conditions and an actual value of time-series throughput of each of a plurality of second sessions; and applying the application quality index estimated under each of the encoding conditions to the relationship to estimate an average watching time of the plurality of second sessions.

Distribution design support method, distribution design support apparatus and program

A cooling device cools, with air, a heating member having a longitudinal direction. The cooling device includes a blower, an air duct, and an air-volume varying mechanism. The blower blows the air. The air passes through the air duct. The air duct has a first opening to which the air is supplied by the blower, a second opening to face a portion of the heating member, and a third opening to face another portion of the heating member. The air-volume varying mechanism changes an air volume of the air discharged from the second opening and the third opening.

Cooling device, fixing device, and image forming apparatus

A fixing device includes at least one temperature detector and a device-side connector. The at least one temperature detector is configured to detect a temperature of the fixing device. The device-side connector is configured to transmit a temperature detection signal from the at least one temperature detector to an image forming apparatus body by mutual contact between a terminal of the device-side connector and a terminal of a body-side connector of the image forming apparatus body. A lead wire of the at least one temperature detector is branched into a plurality of wires connected to the device-side connector.

Fixing device including at least one temperature detector and a device-side connector and image forming apparatus including same

One embodiment of the present disclosure is provided with: an information acquisition portion; an information storage portion; an event extraction section; a region setting section; and a display section. The information storage portion adds, to medical information, a time at which the information acquisition portion acquires the medical information from each of multiple medical devices used in a surgery, and a label for specifying the medical information. The display section causes a display device to display, as medical information, an image including a surgery site and at least one event extracted by the event extraction section in a time region set by the region setting section based on the time added to the medical information.

Information integrating apparatus

A fixing device includes a fixing member, at least one temperature detector, and a device-side drawer connector. The at least one temperature detector is configured to detect a temperature of the fixing member, the at least one temperature detector including a plurality of lead wires. The device-side drawer connector has a terminal portion configured to fit with a terminal portion of a body-side drawer connector of an image forming apparatus body to connect the plurality of lead wires of the at least one temperature detector to the image forming apparatus body. The device-side drawer connector is configured to branch a signal wire of the plurality of lead wires of the at least one temperature detector into a plurality of systems. A plurality of earth wires of the plurality of lead wires of the at least one temperature detector is short-circuited to each other.

Fixing device and image forming apparatus including same

A fixing device includes a fixing belt and a pressure rotator that presses against a nip formation pad via the fixing belt to form a fixing nip between the pressure rotator and the fixing belt. A first holder holds a first lateral end of the fixing belt in an axial direction thereof. A second holder holds a second lateral end of the fixing belt in the axial direction thereof. The second holder, together with the first holder, defines a holder interval provided between the first holder and the second holder in the axial direction of the fixing belt. A lubricant supplying sheet impregnated with a lubricant is sandwiched between the nip formation pad and the fixing belt at the fixing nip. The lubricant supplying sheet has a sheet span in the axial direction of the fixing belt. The sheet span is within the holder interval.

In an operation-mode indicating system, a first light emitting device is located within a peripheral visual field of an operator and is controllably connected to a controller. The peripheral visual field is defined around a center visual field of the operator while the operator is looking at a predetermined site. A body support apparatus is capable of performing an operation to the predetermined site. The controller controls the first light emitting device to emit first light in a first operation mode of the body support apparatus and second light in a second operation mode of the body support apparatus. The first light and the second light are visually distinguishable from each other.

Operation-mode indicating system for body support apparatus, and body support apparatus

A pressure and pressure relief device includes a rotator, a pressure body, a first pressure lever, and a biasing mechanism. The biasing mechanism includes a first elastic body, a second pressure lever, a cam, and a cam follower. A relations of L&#x3e;LL&#x3e;Land L&#x3c;Lare satisfied. Lrepresents a length between a first fulcrum of the first pressure lever and a point of load of the first pressure lever. Lrepresents a length between the point of load of the first pressure lever and a hook portion of the first pressure lever. Lrepresents a length between a pivot of the second pressure lever and a second fulcrum of the second pressure lever. Lrepresents a length between the second fulcrum of the second pressure lever and a fastened portion of the second pressure lever.

Pressure and pressure relief device, fixing device, and image forming apparatus

A fixing device includes a rotatable endless fixing belt, a pressure rotator, a nip formation pad, a lubricant impregnated member, and restrictors. The pressure rotator contacts an outer circumferential face of the fixing belt. The nip formation pad is disposed at an inner circumferential side of the fixing belt, to contact the pressure rotator via the fixing belt to form a nip. The lubricant impregnated member is disposed on the nip formation pad to contact an inner circumferential face of the fixing belt. The lubricant impregnated member is impregnated with lubricant. The restrictors, each disposed at an inner side than each end in a width direction of the fixing belt, regulate movement of the lubricant adhering to the fixing belt, toward each end of the fixing belt in the width direction. The restrictors have a lower absorbability of the lubricant than an absorbability of the lubricant impregnated member.

Fixing device and image forming apparatus including fixing device with lubricant movement restrictors

Growing community of inventors

Tokyo, Japan

Jun Okamoto