Patents by Inventor Shinya Asano
Shinya Asano has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8789920Abstract: An inkjet apparatus having a liquid container configured to contain liquid, a conduit configured to discharge gas in a first space where an inkjet head is placed into the liquid contained in the liquid container, and a pump configured to discharge the gas from a second space over the surface of the liquid in the liquid container is provided. If the pump is operated, the second space is placed in a reduced pressure condition as compared to the first space, and the gas in the first space is discharged into the liquid through the conduit, thereby becomes bubbles, and floats up.Type: GrantFiled: December 10, 2010Date of Patent: July 29, 2014Assignee: Canon Kabushiki KaishaInventor: Shinya Asano
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Publication number: 20140204144Abstract: An object of the present invention is to provide a printing apparatus, in which a time required for printing is shortened. The printing apparatus includes a first printing unit that performs printing on a first surface of a sheet by an ink jet system; and a second printing unit that performs printing on a second surface of the sheet by the ink jet system, the second printing unit being disposed on a downstream side of the first printing unit. Moreover, the printing apparatus includes a sheet discharge sensor that detects the sheet to be discharged from the second printing unit. The sheet discharge sensor includes an arm having a rotating member supported thereon, the rotating member being brought into contact with the sheet being conveyed while being rotated.Type: ApplicationFiled: January 21, 2014Publication date: July 24, 2014Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Ishikawa, Atsushi Saito, Shinya Asano, Takatoshi Nakano, Yutaka Kano
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Patent number: 8764154Abstract: A printing apparatus includes a conveyance unit, a printing unit, a detection unit, and a control unit. The conveyance unit conveys a sheet that is a continuous sheet. The printing unit prints an image onto the conveyed sheet. The detection unit detects a splice of the conveyed sheet. A following sheet area follows and is continuous from the splice. The control unit adjusts, in response to the detection unit detecting a splice of the conveyed sheet, the conveyance by the conveyance unit of the following sheet area depending on conveyance characteristics of the following sheet area.Type: GrantFiled: October 4, 2012Date of Patent: July 1, 2014Assignee: Canon Kabushiki KaishaInventors: Hideo Sugimura, Takashi Nojima, Shinya Asano
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Publication number: 20140043394Abstract: An embodiment of this invention is directed to a printing apparatus capable of providing an output result without a printing density difference between two surfaces in two-sided printing. In the printing apparatus, one subtank is provided for each type of ink. The nozzles of printheads that receive inks supplied from the subtank and are used for printing of the front surface of a printing sheet and printing of the back surface, respectively, are aligned to almost the same level in the vertical direction, thereby making the water head pressures match.Type: ApplicationFiled: July 31, 2013Publication date: February 13, 2014Applicant: CANON KABUSHIKI KAISHAInventors: Tetsuya Ishikawa, Atsushi Saito, Shinya Asano, Takatoshi Nakano, Yutaka Kano
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Patent number: 8517496Abstract: A printing apparatus using a print head of an inkjet-type, in which, if a splice is detected during printing, an area of a following part of a continuous sheet that follows the splice is used to perform image-quality adjustment such as color shading adjustment, an adjustment of a gap between the print head and a sheet, and a color registration adjustment of the print head.Type: GrantFiled: December 9, 2010Date of Patent: August 27, 2013Assignee: Canon Kabushiki KaishaInventors: Hideo Sugimura, Shinya Asano, Takashi Nojima
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Patent number: 8495668Abstract: A disc drive apparatus comprises: a spindle motor 20 for hold a disc 2 and for rotate it; an optical head 7 for conducting either one of recording or reproducing of information onto/from the disc; a driver unit for moving the optical head in a radial direction of the disc; and a unit mechanism chassis 8 for supporting those thereon, fixedly, wherein the spindle motor is constructed with a rotational drive means made of a magnetic circuit, a rotor portion and a rotation shaft, which define a rotation body, and a spindle motor attachment plate to hold those thereon, and the spindle motor attachment plate has a semi-circular shaped plate configuration in a part thereof, nearly fitting to an outer diameter the rotor portion, in a direction where the optical head is provided, and has a step-like structure in thickness direction of the plate thereof, within a semi-circular shaped region with respect to a line connecting between corner portions on both ends of that semi-circular shape, and also bridging over that liType: GrantFiled: August 13, 2009Date of Patent: July 23, 2013Assignees: Hitachi Consumer Electronics Co., Ltd., Hitachi-LG Data Storage, Inc.Inventors: Yoshiaki Yamauchi, Takayuki Fujimoto, Shinya Tsubota, Makoto Ibe, Nozomu Harada, Seiji Hamaie, Shinya Asano
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Patent number: 8464282Abstract: An optical disc apparatus, presenting recording quality without degradation by an extreme temperature rise in an objective-lens drive mechanism in an optical pickup, includes a mechanical chassis on which a disc rotation mechanism, an optical pickup, and a transfer mechanism are mounted, a decorative plate that is a plate-shaped member located between the disc and the optical pickup and fixed on the mechanical chassis, a disc tray for loading and removing the disc, a circuit board for operation control, and an apparatus housing containing the components. A recess is formed in an indented shape in a portion of the mechanical chassis facing an outer peripheral region of the disc recording surface. An incline is formed in a position close to an opening of the disc tray for mounting the mechanical chassis and opposite the outer peripheral region of the disc recording surface, and slopes gently down to the recess.Type: GrantFiled: August 20, 2010Date of Patent: June 11, 2013Assignees: Hitachi Consumer Electronics Co., Ltd., Hitachi-LG Data Storage, Inc.Inventors: Takayuki Fujimoto, Makoto Ibe, Seiji Hamaie, Nozomu Harada, Shinya Asano, Yoshiaki Yamauchi
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Patent number: 8245248Abstract: There are provided a disk motor arranged on a chassis, an optical pickup that performs recording and reproducing of a signal from an information recorded surface of an optical disk, a pair of guide shafts arranged on the optical pickup to guide the optical pickup radially of the optical disk, adjustment screw that move at least one ends of the guide shafts in a direction substantially perpendicular to a surface of the chassis, a leaf spring arranged on a frame body to bias the one end of the guide shaft toward the surface of the chassis, and the leaf spring includes a support surface that supports the one end of the guide shaft, and a stopper portion projecting from the support surface to define a clearance between the support surface and the surface of the chassis.Type: GrantFiled: December 17, 2008Date of Patent: August 14, 2012Assignee: Hitachi-LG Data Storage, Inc.Inventors: Nozomu Harada, Seiji Hamaie, Shinya Asano
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Patent number: 8234666Abstract: The present application relates to an optical disc apparatus for carrying out at least one of recording and reproduction of signals onto or from a data recording surface of an optical disc loaded in the optical disc apparatus. The optical disc apparatus is capable of being thinned and lightened while ensuring a mechanical strength and a stiffness, and also capable of restraining sticking of a flexible printed circuit (FPC) connected to the optical pickup and reducing the sliding resistance of the FPC during movement of the optical pickup.Type: GrantFiled: April 13, 2009Date of Patent: July 31, 2012Assignee: Hitachi-LG Data Storage, Inc.Inventors: Nozomu Harada, Seiji Hamaie, Shinya Asano, Hisahiro Miki
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Patent number: 8132192Abstract: In a prior art slim-type high speed rotation optical disk apparatus, the side wall of the bottom chassis is bent at a bending point toward the side of the optical disk according to the configuration of the corner air window section of the chassis. According to the present invention, this bent side wall is formed so as to have a first vertical wall which is adjacent to the bending point and a second vertical wall which is adjacent to and lower than the first vertical wall. This constitutes an L-shaped vertical wall in the air window section of the bottom chassis, resulting in reduced noise.Type: GrantFiled: December 8, 2008Date of Patent: March 6, 2012Assignee: Hitachi-LG Data Storage, Inc.Inventors: Seiji Hamaie, Nozomu Harada, Shinya Asano
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Patent number: 8104050Abstract: Disclosed is a slim-type high speed rotation optical disk apparatus having a turn table for loading an optical disk thereon. As compared with conventional ones, a brake pad is located near to the front end so that the brake pad comes into tight contact with a side of the tray's front portion when the tray is inserted. This reduces the noise and vibration of the optical disk apparatus.Type: GrantFiled: December 8, 2008Date of Patent: January 24, 2012Assignee: Hitachi-LG Data Storage, Inc.Inventors: Seiji Hamaie, Nozomu Harada, Shinya Asano
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Publication number: 20120001983Abstract: An inkjet apparatus having a liquid container configured to contain liquid, a conduit configured to discharge gas in a first space where an inkjet head is placed into the liquid contained in the liquid container, and a pump configured to discharge the gas from a second space over the surface of the liquid in the liquid container is provided. If the pump is operated, the second space is placed in a reduced pressure condition as compared to the first space, and the gas in the first space is discharged into the liquid through the conduit, thereby becomes bubbles, and floats up.Type: ApplicationFiled: December 10, 2010Publication date: January 5, 2012Applicant: CANON KABUSHIKI KAISHAInventor: Shinya Asano
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Publication number: 20110279509Abstract: A printing apparatus using a print head of an inkjet-type, in which, if a splice is detected during printing, an area of a following part of a continuous sheet that follows the splice is used to perform image-quality adjustment such as color shading adjustment, an adjustment of a gap between the print head and a sheet, and a color registration adjustment of the print head.Type: ApplicationFiled: December 9, 2010Publication date: November 17, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Hideo Sugimura, Shinya Asano, Takashi Nojima
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Publication number: 20110243635Abstract: In a printing system capable of selectively performing duplex printing and simplex printing, a first input unit and a second input unit are adjacent to each other. A first output unit and a second output unit are adjacent to each other. In duplex printing, a sheet supplied from the first input unit is printed on a first side thereof in a first printing apparatus and the traveling direction thereof is changed at a changing unit while the sheet is reversed, and then the sheet is printed on a second side thereof in a second printing apparatus and output to the second output unit. In simplex printing, a sheet supplied from the first or second input unit is printed on one side thereof and the traveling direction thereof is changed at the changing unit, and then the sheet is output to the first or second output unit.Type: ApplicationFiled: March 18, 2011Publication date: October 6, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Hideo Sugimura, Takashi Nojima, Shinya Asano
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Publication number: 20110243634Abstract: In a printing system capable of selectively performing duplex printing and simplex printing, a switching unit switches a sheet travel path between a first path and a second path parallel to each other, and reverses the sides of a sheet that passes along the first path. In the duplex printing, a sheet is printed on a first side by a first printing apparatus, reversed by the switching unit, and printed on a second side reverse of the first side by a second printing apparatus. In the simplex printing, only one side of a sheet is printed by the first printing apparatus and/or second printing apparatus. First and second input units introduce sheets into the first and second paths, respectively; and first and second output units receive printed sheets that have traveled along the first and/or second paths.Type: ApplicationFiled: March 18, 2011Publication date: October 6, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Yuji Kagami, Takashi Nojima, Shinya Asano, Hideo Sugimura, Hiroyuki Kinoshita
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Publication number: 20110135374Abstract: A recording apparatus having a function of sorting recording sheets is reduced in size and cost. The recording apparatus conveys the recording sheets, records on the recording sheets, discharges the recording sheets, and sorts the discharged recording sheets. The recording apparatus includes: a movable carriage that holds a recording head for recording on the recording sheets; and a sorting mechanism that controls positions of the recording sheets so that the discharged recording sheets are sorted, and the sorting mechanism is configured to be operated by the carriage and sort the recording sheets in accordance with a position of the carriage.Type: ApplicationFiled: November 18, 2010Publication date: June 9, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Toshihide Wada, Hiroyuki Saito, Shinya Asano, Hiroyuki Kinoshita, Takashi Awai, Makoto Takemura
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Publication number: 20110055856Abstract: An optical disc apparatus, presenting recording quality without degradation by an extreme temperature rise in an objective-lens drive mechanism in an optical pickup, includes a mechanical chassis on which a disc rotation mechanism, an optical pickup, and a transfer mechanism are mounted, a decorative plate that is a plate-shaped member located between the disc and the optical pickup and fixed on the mechanical chassis, a disc tray for loading and removing the disc, a circuit board for operation control, and an apparatus housing containing the components. A recess is formed in an indented shape in a portion of the mechanical chassis facing an outer peripheral region of the disc recording surface. An incline is formed in a position close to an opening of the disc tray for mounting the mechanical chassis and opposite the outer peripheral region of the disc recording surface, and slopes gently down to the recess.Type: ApplicationFiled: August 20, 2010Publication date: March 3, 2011Inventors: Takayuki Fujimoto, Makoto Ibe, Seiji Hamaie, Nozomu Harada, Shinya Asano, Yoshiaki Yamauchi
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Publication number: 20100223634Abstract: An optical disc apparatus comprises the followings within housing thereof: an optical pickup, which is configured to conduct recording or reproducing of a disc, as an information recording medium; a rotation mechanism of said disc; a transfer mechanism, which is configured to move said optical pickup from an inner periphery of said disc up to an outer periphery thereof; a mechanical chassis, which is configured to mount said optical pickup, said disc rotation mechanism and said transfer mechanism thereon; a disc tray, which is configured to conduct storing and taking out of said disc; and a connector, which is configured to electrically connect between a circuit board for conducting driving control of said rotation mechanism and an external electronic apparatus, wherein a projection portion is provided on a reverse surface of said disc tray, at a portion facing to said connector at a position when said disc tray is stored, to be inserted into a gap between periphery of said connector and said housing, and theType: ApplicationFiled: February 19, 2010Publication date: September 2, 2010Inventors: Takayuki FUJIMOTO, Makoto Ibe, Seiji Hamaie, Nozomu Harada, Shinya Asano, Yoshiaki Yamauchi
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Patent number: 7769322Abstract: An image reading apparatus includes an image reading unit, a compression spring unit, a braking unit, and a switching unit. The compression spring unit serves as an opening and closing mechanism for the image reading unit. The braking unit brakes the opening and closing movement of the image reading unit. The switching unit transmits the rotation of the image reading unit to the braking unit when the image reading unit closes, but does not transmit the rotation of the image reading unit to the braking unit when the image reading unit opens.Type: GrantFiled: February 19, 2007Date of Patent: August 3, 2010Assignee: Canon Kabushiki KaishaInventors: Masaaki Ishihara, Haruo Ishizuka, Tadashi Hanabusa, Katsumi Obana, Shinya Asano
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Patent number: 7735991Abstract: A recording apparatus is advantageous in miniaturization even though a mechanism for adjusting a head gap is included. The recording apparatus includes a carriage for detachably holding a cartridge, a platen for supporting one surface of a recording medium, and a conveying roller and an eject roller for conveying the recording medium. The platen is constructed so that it is rockable with an axis of the eject roller as a rotation center and is switchable between at least two positions.Type: GrantFiled: April 27, 2006Date of Patent: June 15, 2010Assignee: Canon Kabushiki KaishaInventor: Shinya Asano