Patents by Inventor Narihiro Oki

Narihiro Oki 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).

  • Publication number: 20230219355
    Abstract: A recording device includes a medium receiving tray that receives a medium ejected by an ejection roller, the medium receiving tray being capable of taking a first state and a second state displaced from the first state in an ejection direction, a power transmission section that can take a power transmission state in which power of the motor is transmitted to the medium receiving tray and a power non-transmission state in which the power of the motor is not transmitted, the power transmission section including a friction gear as a power transmission path member, a switching lever section that moves the carriage to switch the power transmission section between the power non-transmission state and the power transmission state, and a holding portion that holds a position of the switching lever section.
    Type: Application
    Filed: January 6, 2023
    Publication date: July 13, 2023
    Inventors: Hidefumi MINEMURA, Keisuke SASAKI, Narihiro OKI
  • Publication number: 20230191812
    Abstract: An openable cover automatic opening mechanism 3 includes a lever 11 rotatable about a rotation fulcrum 9, a locking section 13 that is positioned at one end of the lever 11 and that maintains the openable cover 11, which is in a closed state and which receives an opening force F, in the closed state by locking with the openable cover 11, and a power receiving section 17 positioned at the other end 8 of the lever 11 for contacting the horizontally moving carriage 15 to receive power of the carriage 15. The lever 11 rotates when the carriage 15 comes into contact with and presses the power receiving section 17, and releases maintenance of the closed state of the openable cover 5 by the locking section 13.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Inventors: Haruki MIYASAKA, Narihiro OKI, Keisuke SASAKI, Hiroki SHINAGAWA
  • Publication number: 20230191811
    Abstract: A printing apparatus includes an automatic opening mechanism for an opening/closing cover, a carriage that has a print head configured to perform printing on a medium and that moves in a direction intersecting a transport direction of the medium, and a discharge portion that is exposed in a state in which the opening/closing cover is opened and that discharges a printed material. The automatic opening mechanism includes a lever for releasing maintenance of a closed state of the opening/closing cover by movement of the carriage. The discharge portion discharges the printed material outside the apparatus. The automatic opening mechanism is arranged so as to overlap a discharge opening region of the discharge portion in a height direction.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Inventors: Keisuke SASAKI, Haruki MIYASAKA, Narihiro OKI
  • Publication number: 20200223234
    Abstract: A recording apparatus is provided with a transport roller pair which transports a medium toward a recorder, a feed roller which transports the medium toward the transport roller pair, and a controller which controls the transport roller pair and the feed roller. The controller is capable of executing a combined skew rectification mode which executes one of a first skew rectification operation in which a leading end of the medium abuts the transport roller pair using backward rotation of the transport roller pair and forward rotation of the feed roller and a second skew rectification operation in which the transport roller pair to rotate backward without driving the feed roller and discharges the leading end of the medium to the upstream side of the transport roller pair, and subsequently executes the other of the skew rectification operations.
    Type: Application
    Filed: March 18, 2020
    Publication date: July 16, 2020
    Inventors: Tatsuya SHIRANE, Narihiro OKI, Atsuhiko TAKEUCHI, Hitoshi IGARASHI, Junki AKAMA, Sho ARUGA
  • Patent number: 10467511
    Abstract: A recording apparatus includes a feeding roller, a rear feeding unit being provided on a rear side of the apparatus, and a medium reversing unit provided below a medium support section and including a reversing roller. At least a part of a rear side of the rear feeding unit forms a medium transport path in which the medium is transported by the reversing roller, the rear feeding unit includes a driven roller configured to nip the medium with the reversing roller therebetween, and at least a part of the driven roller is located in a roller accommodating space formed on a rear side of the medium support section.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: November 5, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Haruki Miyasaka, Narihiro Oki, Shinji Kanemaru
  • Publication number: 20180239996
    Abstract: A recording apparatus includes a feeding roller, a rear feeding unit being provided on a rear side of the apparatus, and a medium reversing unit provided below a medium support section and including a reversing roller. At least a part of a rear side of the rear feeding unit forms a medium transport path in which the medium is transported by the reversing roller, the rear feeding unit includes a driven roller configured to nip the medium with the reversing roller therebetween, and at least a part of the driven roller is located in a roller accommodating space formed on a rear side of the medium support section.
    Type: Application
    Filed: February 22, 2018
    Publication date: August 23, 2018
    Inventors: Haruki MIYASAKA, Narihiro OKI, Shinji KANEMARU
  • Patent number: 9969585
    Abstract: A recording apparatus includes a hopper which is provided with a mounting surface on which a medium is set, and which is provided to be capable of swinging between a first posture in which the mounting surface of the medium is in a fallen state, and a second posture in which the mounting surface is in an uplifted state, a first pathway that delivers rolled paper, as the medium, to the hopper from an upstream side thereof, a second pathway that delivers cut form paper, as the medium, to the hopper from an upstream side thereof, and a first sensor that detects the medium in the first pathway, wherein the hopper swings from the first posture in a direction that assumes the second posture on the basis of detection of the medium by the first sensor.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: May 15, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Narihiro Oki, Shinji Kanemaru, Shintaro Miyamoto, Keisuke Sasaki
  • Publication number: 20180093499
    Abstract: A recording apparatus is provided with a transport roller pair which transports a medium toward a recorder, a feed roller which transports the medium toward the transport roller pair, and a controller which controls the transport roller pair and the feed roller. The controller is capable of executing a combined skew rectification mode which executes one of a first skew rectification operation in which a leading end of the medium abuts the transport roller pair using backward rotation of the transport roller pair and forward rotation of the feed roller and a second skew rectification operation in which the transport roller pair to rotate backward without driving the feed roller and discharges the leading end of the medium to the upstream side of the transport roller pair, and subsequently executes the other of the skew rectification operations.
    Type: Application
    Filed: October 2, 2017
    Publication date: April 5, 2018
    Inventors: Tatsuya SHIRANE, Narihiro OKI, Atsuhiko TAKEUCHI, Hitoshi IGARASHI, Junki AKAMA, Sho ARUGA
  • Patent number: 9889998
    Abstract: A recording apparatus includes a recording unit which performs recording on a recording medium, a tray which stores the recording medium, a tray storage portion which stores the tray, a feed roller which feeds the recording medium out from the tray, and a roller support member which supports the feed roller and causes the feed roller to be lifted and lowered in relation to the tray by changing posture, in which a cam shaft capable of rotating is provided in the tray storage portion, in which the cam shaft is provided with a first engaging portion which engages with the tray and a second engaging portion which engages with the roller support member, and in which the roller support member is configured to change posture due to the tray causing the cam shaft to rotate.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: February 13, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Narihiro Oki, Kazuo Otsuka
  • Publication number: 20170113472
    Abstract: A recording apparatus includes a recording unit which performs recording on a recording medium, a tray which stores the recording medium, a tray storage portion which stores the tray, a feed roller which feeds the recording medium out from the tray, and a roller support member which supports the feed roller and causes the feed roller to be lifted and lowered in relation to the tray by changing posture, in which a cam shaft capable of rotating is provided in the tray storage portion, in which the cam shaft is provided with a first engaging portion which engages with the tray and a second engaging portion which engages with the roller support member, and in which the roller support member is configured to change posture due to the tray causing the cam shaft to rotate.
    Type: Application
    Filed: October 17, 2016
    Publication date: April 27, 2017
    Inventors: Narihiro OKI, Kazuo OTSUKA
  • Patent number: 9469131
    Abstract: A liquid ejecting apparatus includes a first carriage movement mode, in which a stop position of a carriage in movement of this time is determined to be at a given position in a width direction on the basis of a size in the width direction of a liquid-ejected medium, and a second carriage movement mode, in which the stop position of the carriage in the movement of this time is determined on the basis of at least one of the liquid ejection data in the movement of this time or the liquid ejection data in the movement of the next time, and liquid ejection is carried out with one of the first carriage movement mode and the second carriage movement mode selected in accordance with the type of liquid-ejected medium.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: October 18, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Narihiro Oki, Satoshi Nakata
  • Publication number: 20160250868
    Abstract: A printer includes a lower tray and an upper tray disposed above the lower tray. An optical sensor which detects the presence or absence of a sheet is disposed above the upper tray. The optical sensor is disposed in a roller support member which supports a feeding roller and serves as a swingable swing member. A distance between the optical sensor and the sheet is adjusted by swing of the roller support member according to the number of sheets.
    Type: Application
    Filed: May 6, 2016
    Publication date: September 1, 2016
    Inventors: Tetsuya TAMURA, Narihiro Oki, Tatsuya Shirane
  • Patent number: 9415609
    Abstract: A recording apparatus includes a recording head that performs recording on a medium, a carriage that reciprocates in a predetermined direction, and an operation panel that has a predetermined operation function. The carriage and the operation panel are adjacent to each other. The operation panel overlaps at least a portion of the carriage in a height direction of the recording apparatus.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: August 16, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Kenichi Shirota, Atsuhiko Takeuchi, Narihiro Oki, Shinji Kanemaru
  • Patent number: 9387694
    Abstract: A printer includes an apparatus main body including a recording head, and a duplexing unit configured to be removable with respect to the apparatus main body and forming a reverse transport path in which a sheet fed from the recording head side is reversed. The sheet width (for example, width of A4 short side) able to be transported to a region opposing the recording head through the reverse transport path is smaller than the width (for example, width of A4 long side) of the manual supply path, and in a case where the sheet on which recording is performed warps in the width direction, the extent of the warping is restricted to a predetermined range.
    Type: Grant
    Filed: June 16, 2014
    Date of Patent: July 12, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Tetsuya Tamura, Narihiro Oki, Tatsuya Shirane
  • Publication number: 20160096381
    Abstract: A printer includes a lower tray and an upper tray disposed above the lower tray. An optical sensor which detects the presence or absence of a sheet is disposed above the upper tray. The optical sensor is disposed in a roller support member which supports a feeding roller and serves as a swingable swing member. A distance between the optical sensor and the sheet is adjusted by swing of the roller support member according to the number of sheets.
    Type: Application
    Filed: December 15, 2015
    Publication date: April 7, 2016
    Inventors: Tetsuya TAMURA, Narihiro OKI, Tatsuya SHIRANE
  • Patent number: 9254975
    Abstract: A printer includes a lower tray and an upper tray disposed above the lower tray. An optical sensor which detects the presence or absence of a sheet is disposed above the upper tray. The optical sensor is disposed in a roller support member which supports a feeding roller and serves as a swingable swing member. A distance between the optical sensor and the sheet is adjusted by swing of the roller support member according to the number of sheets.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: February 9, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Tetsuya Tamura, Narihiro Oki, Tatsuya Shirane
  • Publication number: 20150290955
    Abstract: A recording apparatus includes a hopper which is provided with a mounting surface on which a medium is set, and which is provided to be capable of swinging between a first posture in which the mounting surface of the medium is in a fallen state, and a second posture in which the mounting surface is in an uplifted state, a first pathway that delivers rolled paper, as the medium, to the hopper from an upstream side thereof, a second pathway that delivers cut form paper, as the medium, to the hopper from an upstream side thereof, and a first sensor that detects the medium in the first pathway, wherein the hopper swings from the first posture in a direction that assumes the second posture on the basis of detection of the medium by the first sensor.
    Type: Application
    Filed: April 3, 2015
    Publication date: October 15, 2015
    Inventors: Narihiro OKI, Shinji KANEMARU, Shintaro MIYAMOTO, Keisuke SASAKI
  • Publication number: 20150294195
    Abstract: A recording apparatus includes a recording head that performs recording on a medium, a carriage that reciprocates in a predetermined direction, and an operation panel that has a predetermined operation function. The carriage and the operation panel are adjacent to each other. The operation panel overlaps at least a portion of the carriage in a height direction of the recording apparatus.
    Type: Application
    Filed: April 7, 2015
    Publication date: October 15, 2015
    Inventors: Kenichi SHIROTA, Atsuhiko TAKEUCHI, Narihiro OKI, Shinji KANEMARU
  • Patent number: 9145005
    Abstract: A printer includes a device main body having a recording head, and a double-sided printing unit that forms an inverting transport path for inverting a medium fed from the side on which the recording head is located and that is configured to be mountable in and removable from the device main body. A photosensor that detects paper within the double-sided printing unit when the double-sided printing unit is mounted in the device main body detects the paper within the double-sided printing unit via an opening provided in an upper area of the double-sided printing unit.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: September 29, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Narihiro Oki, Tetsuya Tamura, Tatsuya Shirane
  • Publication number: 20140368594
    Abstract: A printer includes an apparatus main body including a recording head, and a duplexing unit configured to be removable with respect to the apparatus main body and forming a reverse transport path in which a sheet fed from the recording head side is reversed. The sheet width (for example, width of A4 short side) able to be transported to a region opposing the recording head through the reverse transport path is smaller than the width (for example, width of A4 long side) of the manual supply path, and in a case where the sheet on which recording is performed warps in the width direction, the extent of the warping is restricted to a predetermined range.
    Type: Application
    Filed: June 16, 2014
    Publication date: December 18, 2014
    Inventors: Tetsuya TAMURA, Narihiro OKI, Tatsuya SHIRANE