Fuji Xerox Co., Ltd.

Sony Corporation

Oki Electric Industry Co., Ltd.

Honda Motor Co., Ltd.

Fujifilm Business Innovation Corp.

Akira Sakamoto

Jun Isozaki

Takeshi Zengo

Hideo Nakayama

Yukari Motosugi

Hiroyuki Tsukuni

Chikaho Ikeda

Takehiro Niitsu

Takuma Ishihara

Naoki Morita

Jun Sakurai

Yasuaki Miyamoto

Kazuhiro Sakai

Yasuhiro Ogasawara

Akemi Murakami

Nobuaki Ueki

Osamu Ueno

Hiromi Otoma

Izumi Iwasa

Masahiro Yoshikawa

Masateru Yamamoto

Shigeyuki Sakaki

Shigeyuki Otake

Koji Nagata

Tomozumi Uesaka

Eigo Nakagawa

Mamoru Fujita

Kazuhiko Hirokawa

Toshinobu Hamazaki

Takashi Matsubara

Makoto Furuki

Takao Takahashi

Tetsuro Kodera

Takahiro Ishizuka

Masaki Kobayashi

Koji Kobayashi

Michiaki Murata

Tsutomu Hamada

Takayuki Ogawa

Atsuyuki Kitamura

Takashi Fujimoto

Masao Funada

Naoyuki Egusa

Yasuji Seko

Takashi Kikuchi

Junichiro Hayakawa

Akira Mihara

Tatsuya Sakai

Atsushi Murakami

Shinya Kyozuka

Fumio Koyama

Tsuyoshi Inoue

Suguru Nakaso

Takeshi Nakamura

Masato Matsuzuki

Mami Hatanaka

Masaaki Miura

Yasuyuki Kino

Tokihiko Sawashi

Yoshitaka Hirai

Osamu Takanashi

Satoshi Hasebe

Naotaka Mukoyama

Naoya Kamigaito

Satoshi Tejima

Manabu Numata

Mamoru Kugumiya

Shinsaku Inada

Hiroki Sugibuchi

Masahiro Okuno

Hirotaka Itoh

Seiya Omori

Kohtaro Handa

A concave and convex pattern forming apparatus, includes a pattern forming unit that forms a pattern with a transparent infrared absorbing material on a surface of a foam body that is foamed by heating; and an irradiation unit that irradiates, with infrared rays, the surface having a pattern formed by the pattern forming unit.

Concave and convex pattern forming apparatus and method for producing structural body having concave and convex pattern

A drying unit includes: a first irradiation device that includes plural first irradiation arrays each having plural laser elements disposed along a feeding direction of a recording medium to which liquid droplets have been ejected and which is being fed, the recording medium being irradiated with laser light by the laser elements, the first irradiation arrays being disposed side by side in a cross direction crossing the feeding direction, driving of the first irradiation device being controlled for each of the first irradiation arrays; and a second irradiation device that is provided on an upstream side or a downstream side in the feeding direction with respect to the first irradiation device, as defined herein.

Drying unit and ejection device

There is provided a drying device. Laser elements control energies of laser beams to be radiated, and radiates laser beams onto predetermined regions of an image, respectively. A controller controls average irradiation energy of laser beams by calculating printing rates for plural types of divided patterns with respect to the regions of the image, and calculating energy required to dry, for each divided pattern, based on the printing rates calculated for individual divided patterns, and selecting energy to be adopted according to a purpose, from the energy calculated for the individual divided patterns.

Drying device, non-transitory computer readable medium for drying and image forming apparatus

A light irradiation device includes a light emitting unit, a cooling unit, a supply unit, and a driving unit. The light emitting unit emits light while generating heat. The cooling unit includes a channel through which a coolant flows, a first surface on which the light emitting unit is mounted, and a second surface that faces a direction opposite to the first surface. The supply unit is disposed facing the second surface in one direction that the second surface faces and supplies the coolant to the cooling unit. The driving unit is disposed facing the second surface in the one direction and includes a driving board that drives the light emitting unit.

Light irradiation device, light irradiation system, and image forming apparatus

A laser driving control apparatus includes: a driver that constant-voltage drives a laser light source that radiates laser light by supplying a pulse signal in which a plurality of pulses, each pulse width thereof being changeable, is generated at a predetermined cycle; and a controller that performs control to change the pulse width of each of the plurality of pulses so that a first change amount of the pulse width when a present-time pulse width is changed to a preceding pulse width prior to reaching a pulse width at which a target light quantity is obtained stably is larger than a second change amount of the pulse width when the present-time pulse width is changed to a target pulse width corresponding to a driving current at an ON time of the laser light source in a steady state in which the target light quantity is obtained stably.

Laser driving control apparatus, drying apparatus, image forming apparatus, computer readable medium storing laser driving control program, and computer readable medium storing drying program

A drying device is provided and includes: plural light emitting units that are disposed with intervals along a transport direction in which a transported body containing liquid is transported and that cause the liquid to be evaporated by irradiating the transported body with light; and a vent mechanism in which a supply unit and a discharge unit are alternately disposed in spaces on an upstream side and a downstream side of the entirety of the plural light emitting units in the transport direction and spaces between the light emitting units along the transport direction. The supply unit supplies air toward the transported body along the irradiating direction of the light, and the discharge unit discharges air in an opposite direction to the irradiating direction from the transported body side.

Drying device

A drying device includes: a plurality of laser elements that emit laser beams with controllable intensity and respectively emit the laser beams such that the emitted laser beams partially overlap one another; and a controller that controls the intensity of the laser beams emitted from the plurality of laser elements so as to obtain intensity corresponding to drying intensity set as intensity for drying liquid droplets in a case where at least a part of an image region formed by the liquid droplets ejected in accordance with image information is included in an irradiation region of the laser beams emitted from the plurality of laser elements.

Drying device, computer readable medium storing drying program, drying method and image forming apparatus

A droplet ejection device includes: a droplet ejection head that ejects a droplet to a recording medium; an irradiating portion that evaporates moisture of the droplet landed on the recording medium by irradiating the recording medium with infrared laser beam; and a light shielding member that includes an upper light shielding member provided on a perimeter of the irradiating portion and a lower light shielding member provided on a position facing the irradiating portion and the upper light shielding portion while placing the recording medium therebetween, in which the upper light shielding portion and the lower light shielding portion are in contact with each other at an outside of the recording medium in the width direction so that the light shielding member shields the infrared laser beam at least in the width direction of the recording medium.

Droplet ejection device

An optical axis angle inspection device is provided with a first camera and a screen which are disposed in front of a laser distance meter, is provided with a point light source on the screen, and is provided with a second camera disposed behind the laser distance meter. An image of the laser distance meter is captured by the first camera, and the height of the point light source is fitted to the height of the laser distance meter on the basis of the captured image. Then, an image of the point light source is captured by the second camera, and a difference in height between the centroid of the captured image and the point light source is specified. The optical axis angle of the laser distance meter is calculated from the difference in height and the distance from the screen to the laser distance meter.

Optical axis angle inspection device

A droplets drying device includes: a drying mechanism having a plurality of light sources that are arranged in a width direction of a recording medium, and dry droplets ejected onto the recording medium by emitting light toward the droplets; a moving mechanism that moves the drying mechanism in the width direction; a light shield member that is opposed to at least part of the drying mechanism being moved by the moving mechanism, and interrupts light emitted from the light sources disposed in the part, opposed to the light shield member, of the drying mechanism; and a measuring member that is disposed in a light shield region where the light shield member interrupts incoming light, and receives light emitted from each of the light sources and measures a light quantity of the light source as the measuring member is moved relative to the drying mechanism in the width direction.

Droplets drying device and image forming apparatus

An irradiation device includes: an irradiation unit that is disposed downstream of an ejection unit that ejects droplets, in a movement direction of a medium that is moved relative to the ejection unit so as to form a gap between the irradiation unit and the medium, and that irradiates, with light, droplets that have been ejected from the ejection unit and landed on the medium; and a transparent member that is shaped like a belt, transmits light, and is moved through the gap relative to the irradiation unit.

Irradiation device and droplets ejecting device

A droplet ejection apparatus includes: a droplet ejection head; an irradiation part that irradiates a recording medium with infrared laser light for evaporating a water content of a droplet landed on the recording medium; a supply part that includes a rectifying part disposed along a conveyance direction of the recording medium and causes the rectifying part to supply, above the recording medium, air flowing toward a downstream side in the conveyance direction of the recording medium; and a vent part that vents at least a part of air flown above the recording medium toward the downstream side in the conveyance direction of the recording medium.

Droplet ejection apparatus

An irradiation device includes: an irradiation unit that irradiates a target with light; at least one component that is arranged in an advancing direction of light reflected by the target; and a light blocking unit that is arranged between the target and the at least one component in the advancing direction and blocks the reflected light.

Irradiation device and image forming apparatus

A light emitting elements drive control device includes: a supplying unit that supplies a common power source voltage to a plurality of light emitting elements whose light emission quantities are controlled individually by current controls; a determining unit that determines voltage ranges capable of assuring proper current control operations on the individual light emitting elements based on drive voltages for the respective light emitting elements that vary as the current controls are performed; and a setting unit that sets the power source voltage to be supplied from the supplying unit from a common voltage range of the voltage ranges determined by the determining unit.

Light emitting elements drive control device, droplets-deposited layer drying device and image processing apparatus

A droplet drying device includes a plurality of light emitting devices arranged in a two-dimensional manner to irradiate droplets with light to dry the droplets, the droplets being ejected on a recording medium by an ejection unit, a regular irradiation capability portion provided in a region corresponding to an image forming region of the recording medium where an image is formed, the regular irradiation capability portion having a predetermined light irradiation capability, and a low irradiation capability portion provided in a region corresponding to a region of the recording medium set to have a lower image-forming density than the image forming region, a light irradiation capability of the low irradiation capability portion being lower than the predetermined light irradiation capability.

Droplet drying device and image forming apparatus

Growing community of inventors

Kanagawa, Japan

Akira Sakamoto