Canon Kabushiki Kaisha

Fujifilm Corporation

Sony Corporation

Via Mechanics, Ltd.

Atsushi Sakamoto

Hidehiko Kanda

Jiro Moriyama

Yuji Hamasaki

Norihiro Kawatoko

Hirokazu Tanaka

Toshiyuki Chikuma

Aya Hayashi

Susumu Hirosawa

Masashi Hayashi

Yoshiyuki Honda

Toru Yamane

Minoru Teshigawara

Akihiro Mouri

Noboru Toyama

Satoshi Masuda

Takeshi Murase

Toru Ohnishi

Ryosuke Hirokawa

Kyosuke Deguchi

Toshiki Takeuchi

Futoshi Hirose

Kengo Nieda

Hitoshi Nishikori

Kazuhiro Yokoi

Takuji Katsu

Kenji Sugiyama

Kenjirou Araki

Aya Sugimoto

Ippei Tsushima

Hiroyuki Tanaka

Ryosuke Sato

Tomoki Yamamuro

Toshimori Miyakoshi

Yoshimitsu Arai

Kei Kosaka

Masato Izumi

Yasuyuki Hirai

Ryohei Goto

Wakako Yamamoto

Yusuke Nakaya

Hiroaki Motooka

Osamu Iwasaki

Takashi Imai

Atsushi Takahashi

Yoshiaki Murayama

Takatoshi Nakano

Yoshiaki Takayanagi

Toru Nakayama

Makoto Niijima

Masaya Kinoshita

Hirokazu Yoshikawa

Eisuke Nishitani

Masahiro Sugimoto

Hiroyuki Kinoshita

Shingo Nagata

Masahiko Umezawa

Kazuo Watanabe

Satoshi Asai

Kenji Yabe

Nozomu Nishiberi

Yasunori Kawanami

Kota Uchida

Tomoyuki Inoue

Shinichi Omo

Yasufumi Tanaami

Kenjiro Araki

Kazuya Matsumoto

Yoshiaki Kaburagi

Masaru Kikuchi

Hideo Horigome

Masato Koyama

Reiko Fukagawa

Kohei Fukui

Yuichiro Yanagi

Yasutaka Mitani

Taku Higashiyama

Yunha Cho

Kazuya Koizumi

Kyohei Mochizuki

Takayuki Tanabe

Keiji Harada

Yusuke Kadokura

Takahide Takeishi

Yosuke Ushigome

Rumi Akiyama

Masanori Sato

Mitsuru Kato

Masaru Futaana

Takeshi Satoh

Yusuke Takegawa

A laser processing apparatus includes: a laser oscillator configured to oscillate a laser pulse; a first laser deflection unit configured to deflect the laser pulse emitted from the laser oscillator in a two-dimensional direction; a second laser deflection unit having a slower operation speed and configured to deflect the laser pulse emitted from the first laser deflection unit in a two-dimensional direction on a same plane; a laser oscillation control unit configured to control the laser oscillator; and first and second laser deflection control units respectively configured to control operations of the first and second laser deflection units. The first laser deflection control unit controls the first laser deflection unit to successively irradiate the laser pulse to multiple sites along a predetermined track in each of the processing positions in turn, and to change energy of the laser pulse emitted therefrom in a middle of repeated irradiation.

Laser processing apparatus and laser processing method

A laser processing apparatus disclosed in the present application includes: an optical deflection unit capable of changing a deflection direction of and outgoing energy of an incoming laser pulse by changes of a frequency of and an amplitude of a driving signal to be supplied; and a control unit configured to supply driving signals with amplitudes corresponding to respective frequencies. In a laser processing apparatus configured to process a workpiece by leading outgoing laser pulse of the optical deflection unit to the workpiece and irradiating the workpiece with the laser pulse, as the amplitude corresponding to each of the frequencies, the control unit supplies an amplitude having the ratio that is close to the lowest ratio among ratios of the outgoing energy with respect to the incoming energy of the laser pulse at an amplitude having the largest outgoing energy of the optical deflection unit.

To provide a control device and a control method enabled to more simply execute initialization of a force sensor included in a legged walking robot. Provided is a control device including: a leg control unit that controls at least one or more legs of a legged walking robot including a plurality of legs, and stores a force sensor provided in each of the legs in a predetermined space in which the force sensor provided in each of the legs is in a non-contact state; and an initialization execution unit that performs initialization of the force sensor provided in each of the legs.

Control device, and control method

Reaction liquid application Sto an ink receiving medium, formation of a first image by ink application S, liquid absorption Sfrom the first image by a porous body of a liquid absorbing member, cleaning Sof the porous body, and liquid collection Sfrom the porous body are repeated in an inkjet printing method. When the porous body comes into contact with the first image, first chemical species in the reaction liquid contributing to increasing the ink viscosity is contained, on the ink receiving medium and in the porous body, at a higher level in terms of molar equivalent per unit area than second chemical species in the ink also contributing to increasing the ink viscosity. In the liquid collection S, the liquid is collected so that the liquid remains in the porous body on the side to be brought into contact with the first image.

Printing method and printing apparatus

On a conveyance path of a liquid absorbing member including a porous body, a liquid absorbing unitthat absorbs a first liquid from a first image, a recovery liquid applying unitthat applies a recovery liquid to the porous body absorbing the liquid and a liquid collecting unitthat collects a liquid component absorbed by the porous body are arranged in this order, and a cleaning unitthat brings a cleaning member into contact with the conveyance path of the porous body is disposed at least between the liquid absorbing unit and the recovery liquid applying unit or between the liquid collecting unit and the liquid absorbing unit.

Ink jet printing apparatus and ink jet printing method

A printing apparatus according to an embodiment of this invention brings, out of a cleaning unit that cleans a transfer member in contact with a transfer member and an application unit that applies a reactive liquid with ink to the transfer member, the cleaning unit into contact with the transfer member to clean the transfer member by the cleaning unit at the start of the printing operation. Alternatively, out of the application unit and an absorbing unit that absorbs a liquid component from the reactive liquid applied by the application unit in contact with the transfer member, the printing apparatus brings the application unit into contact with the transfer member to apply the reactive liquid by the application unit.

Inkjet printing apparatus

The method includes in order: forming an intermediate image by applying the aqueous ink to a transfer body; transferring the intermediate image by bringing the intermediate image into contact with the recording medium; and cleaning the transfer body by applying an aqueous cleaning liquid to the transfer body, and if necessary, further includes applying an aqueous reaction liquid containing a reactant which reacts with the aqueous ink to the transfer body, wherein at least one of the aqueous ink and the reaction liquid contains a resin particle (however, when not including the applying of the reaction liquid, the aqueous ink contains the resin particle), and the cleaning liquid contains a first water-soluble organic solvent having an SP value [unit: (J/cm)] of 17.0 or more to 29.0 or less.

Ink jet recording method and ink jet recording apparatus

An ink jet recording apparatus including: an image forming unit that forms a first image containing a first liquid and a coloring material on a transfer body; and a liquid absorbing device including a liquid absorbing member having a porous body coming in contact with the first image to at least partially absorb the first liquid from the first image, and a cleaning member coming in contact with the porous body to clean the porous body wherein surface free energy Yof the transfer body, surface free energy Yof the porous body, surface free energy Yof the cleaning member, and a dispersion force component Yof surface free energy of the first image satisfy the following Equation (1):||&#x2003;&#x2003;(1).

Ink jet recording apparatus and ink jet recording method

When a porous body is repeatedly used to perform treatment of absorbing and removing an aqueous liquid component on an image which is formed using a reaction liquid and an ink and contains the aqueous liquid component and a coloring material, recovery treatment for applying a recovery liquid to the porous body is performed, the recovery liquid having a viscosity lower than a viscosity of the reaction liquid and the ink.

According to an embodiment of this invention, a printing apparatus capable of cleaning a transfer member continuously while downsizing the apparatus and a cleaning method of the same are provided. The printing apparatus includes a cleaning roller configured to apply a cleaning liquid to the transfer member while rotating in contact with the transfer member, a liquid tank configured to reserve the cleaning liquid so that a part of the cleaning roller is immersed in the cleaning liquid, and a removal unit configured to remove a blot by contacting the surface of the cleaning roller which rotates in the liquid tank.

Printing apparatus

A liquid holding amount of a porous body of a liquid absorbing member for removing at least a portion of an aqueous liquid component from an image obtained by ink jet printing is controlled so as to reduce damage to the porous body while maintaining performance of removing attached matters from the porous body by using a cleaning member which abuts on the porous body and has an adhesive force.

Ink jet printing apparatus

A printing apparatus includes a transfer member that rotates, a printhead that forms an image on the transfer member, and a transfer unit that transfers the image to a print medium. An application unit, provided at a downstream side of an area, at which the transfer unit transfers the image to the print medium, in a rotation direction of the transfer member, applies a cleaning liquid to a region on the transfer member after the image is transferred to the print medium. In addition, a collecting unit, provided between the printhead and the application unit, in the rotation direction of the transfer member, includes a collection roller that rotates in contact with the transfer member, in a direction opposite to the rotation direction of the transfer member, for collecting the cleaning liquid applied to the transfer member by the application unit.

An ink composition includes (component A) a polymer that has a group containing a silsesquioxane structure and has a weight average molecular weight of 3,000 or more, (component B) a monofunctional polymerizable compound, and (component C) a polymerization initiator; or an ink composition includes (component A') a compound that does not have an ethylenically unsaturated double bond but has a silsesquioxane structure, and has a molecular weight of 300 or more but less than 3,000, (component B&#x2032;) a monofunctional polymerizable compound, (component C) a polymerization initiator, and (component D) a coloring agent, wherein a content of the (component B&#x2032;) monofunctional polymerizable compound with respect to the total content of all the polymerizable compounds is 80% by mass or more.

Ink composition, image forming method, and printed matter

An ink jet recording apparatus includes a recording head having a nozzle arrangement region in which a plurality of nozzles for discharging ink is arranged, and a cleaning unit configured to perform cleaning operation on the recording head. A control unit is configured to control the cleaning unit and a change operation for changing relative position relation between a region where the record medium passes and the nozzle arrangement region. The control unit acquires end passage positions in a first recording operation before the change operation is performed, and a passage region in a second recording operation after the change operation is performed. The control unit performs control for executing the cleaning operation in a case where the end passage position is included in the passage region.

Ink jet recording apparatus and cleaning method thereof

There are provided a printing apparatus, a method for controlling the printing apparatus, and a storage medium. The printing apparatus includes a conveying unit that conveys a print medium; a print head that applies a color material on the print medium; an obtaining unit configured to obtain, in the case where a first surface of the print medium on which a first image is printed comes in contact with the conveying unit, information on a printing condition of the first surface that becomes a factor of changing a conveying speed of the print medium in the predetermined direction; and a control unit configured to control timing of applying a color material on a second surface of the print medium that is a surface at the opposite to the first surface according to the printing condition indicated by the information obtained by the obtaining unit.

Printing apparatus, method for controlling printing apparatus, and storage medium

Growing community of inventors

Kawasaki, Japan

Atsushi Sakamoto