Patents by Inventor Naoto Hayakawa
Naoto Hayakawa 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: 12214584Abstract: A printing apparatus includes: a transport roller configured to transport a medium through a transport path; a printing unit configured to perform printing on the medium transported by the transport roller through the transport path; an intermediate roller configured to transport again, to the transport path, the medium transported through an inversion path in a reverse direction to a transport direction of the medium to invert a front surface and a back surface of the medium, the inversion path including a branching point where the inversion path branches from the transport path at an upstream side of the transport roller in the transport direction, the inversion path merging with the transport path again at an upstream side of the branching point in the transport direction; a device disposed in the transport path and between the transport roller and the intermediate roller; a first driving device configured to drive the transport roller; and a second driving device configured to drive the intermediate rolleType: GrantFiled: December 16, 2022Date of Patent: February 4, 2025Assignee: Seiko Epson CorporationInventor: Naoto Hayakawa
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Patent number: 11712908Abstract: A recording device includes: a storage unit configured to store a medium, a recording unit configured to dispense a liquid droplet onto the medium transported from the storage unit to perform recording, a discharge unit configured to discharge the medium on which recording was performed and an imaging unit disposed on a transport path running from the storage unit, past the recording unit, to the discharge unit, the imaging unit being configured to capture an image of the medium on which recording was performed, where a restricting wall narrowing a space above the medium on the transport path is provided between the recording unit and the imaging unit.Type: GrantFiled: August 25, 2021Date of Patent: August 1, 2023Assignee: Seiko Epson CorporationInventors: Naoto Hayakawa, Keisuke Yamaya
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Patent number: 11697297Abstract: A printing apparatus includes a printing unit configured to print on a medium, a cutting unit configured to cut the medium, and an accommodating unit configured to accommodate cutting waste, in which the cutting unit is configured to cut the medium at a boundary between a downstream margin that is an area between a second end that is a downstream end of the medium and a print area, and the print area, and is configured to cut the medium at a boundary between an upstream margin that is an area between a first end that is an upstream end of the medium and the print area, and the print area, and gaps communicating with the accommodating unit are configured upstream and downstream of a position in which the medium is cut by the cutting unit in the transport path.Type: GrantFiled: January 27, 2021Date of Patent: July 11, 2023Assignee: Seiko Epson CorporationInventors: Naoto Hayakawa, Keisuke Yamaya, Keishi Sawada, Kenichi Tanioka
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Publication number: 20230191808Abstract: A printing apparatus includes: a transport roller configured to transport a medium through a transport path; a printing unit configured to perform printing on the medium transported by the transport roller through the transport path; an intermediate roller configured to transport again, to the transport path, the medium transported through an inversion path in a reverse direction to a transport direction of the medium to invert a front surface and a back surface of the medium, the inversion path including a branching point where the inversion path branches from the transport path at an upstream side of the transport roller in the transport direction, the inversion path merging with the transport path again at an upstream side of the branching point in the transport direction; a device disposed in the transport path and between the transport roller and the intermediate roller; a first driving device configured to drive the transport roller; and a second driving device configured to drive the intermediate rolleType: ApplicationFiled: December 16, 2022Publication date: June 22, 2023Inventor: Naoto HAYAKAWA
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Publication number: 20230192428Abstract: A printing apparatus includes a first transport roller pair configured to transport a medium while nipping the medium at a first nip portion, a second transport roller pair disposed downstream of the first transport roller pair and configured to transport the medium while nipping the medium at a second nip portion, and a device disposed between the first transport roller pair and the second transport roller pair in a transport path for the medium, and configured to nip the medium at a third nip portion, wherein a nip force in the third nip portion is weaker than a nip force in the first nip portion, and in a state where the medium is nipped at the first nip portion, a leading end of the medium is aligned with the second nip portion, and then the nipping at the first nip portion is released.Type: ApplicationFiled: December 16, 2022Publication date: June 22, 2023Inventor: Naoto HAYAKAWA
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Patent number: 11660885Abstract: A printing apparatus includes a printing unit configured to print on a medium, a cutting unit configured to cut the medium, and an accommodating unit configured to accommodate cutting waste, in which the cutting unit is configured to cut the medium at a boundary between a downstream margin that is an area between a second end that is a downstream end of the medium and a print area, and the print area, and is configured to cut the medium at a boundary between an upstream margin that is an area between a first end that is an upstream end of the medium and the print area, and the print area, and gaps communicating with the accommodating unit are configured upstream and downstream of a position in which the medium is cut by the cutting unit in the transport path.Type: GrantFiled: January 27, 2021Date of Patent: May 30, 2023Assignee: Seiko Epson CorporationInventors: Naoto Hayakawa, Keisuke Yamaya, Keishi Sawada, Kenichi Tanioka
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Patent number: 11491808Abstract: A transport unit configured to transport a medium, a printing unit configured to perform printing on the medium, and a cutting unit configured to cut the medium are provided, the cutting unit located downstream of the printing unit cuts the medium into a base portion upstream of the cutting unit, and a cut piece downstream of the cutting unit, and the transport unit, with an upstream end of the cut piece in a state of being superposed over the base portion, transports the upstream end of the cut piece from downstream of the cutting unit to upstream of the cutting unit.Type: GrantFiled: December 22, 2020Date of Patent: November 8, 2022Assignee: Seiko Epson CorporationInventors: Naoto Hayakawa, Yasushi Yajima
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Publication number: 20220063304Abstract: A recording device includes: a storage unit configured to store a medium, a recording unit configured to dispense a liquid droplet onto the medium transported from the storage unit to perform recording, a discharge unit configured to discharge the medium on which recording was performed and an imaging unit disposed on a transport path running from the storage unit, past the recording unit, to the discharge unit, the imaging unit being configured to capture an image of the medium on which recording was performed, where a restricting wall narrowing a space above the medium on the transport path is provided between the recording unit and the imaging unit.Type: ApplicationFiled: August 25, 2021Publication date: March 3, 2022Inventors: Naoto HAYAKAWA, Keisuke YAMAYA
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Publication number: 20210237487Abstract: A printing apparatus includes a printing unit configured to print on a medium, a cutting unit configured to cut the medium, and an accommodating unit configured to accommodate cutting waste, in which the cutting unit is configured to cut the medium at a boundary between a downstream margin that is an area between a second end that is a downstream end of the medium and a print area, and the print area, and is configured to cut the medium at a boundary between an upstream margin that is an area between a first end that is an upstream end of the medium and the print area, and the print area, and gaps communicating with the accommodating unit are configured upstream and downstream of a position in which the medium is cut by the cutting unit in the transport path.Type: ApplicationFiled: January 27, 2021Publication date: August 5, 2021Inventors: Naoto HAYAKAWA, Keisuke YAMAYA, Keishi SAWADA, Kenichi TANIOKA
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Publication number: 20210197590Abstract: A transport unit configured to transport a medium, a printing unit configured to perform printing on the medium, and a cutting unit configured to cut the medium are provided, the cutting unit located downstream of the printing unit cuts the medium into a base portion upstream of the cutting unit, and a cut piece downstream of the cutting unit, and the transport unit, with an upstream end of the cut piece in a state of being superposed over the base portion, transports the upstream end of the cut piece from downstream of the cutting unit to upstream of the cutting unit.Type: ApplicationFiled: December 22, 2020Publication date: July 1, 2021Inventors: Naoto HAYAKAWA, Yasushi YAJIMA
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Patent number: 10160202Abstract: A liquid discharging apparatus includes a print head that discharges a liquid, a carriage that is mounted on the print head, a control signal generation circuit, a drive signal generation circuit, a first cable through which a drive signal generation control signal is transmitted to the drive signal generation circuit, a second cable through which a drive signal is transmitted to the print head, a control circuit substrate on which the control signal generation circuit is provided, and a drive circuit substrate on which the drive signal generation circuit is provided. The shortest distance between the control circuit substrate and the carriage is longer than the shortest distance between the drive circuit substrate and the carriage. The drive circuit substrate is provided at a position where a region in which the carriage moves and at least a part of the drive circuit substrate overlap each other.Type: GrantFiled: February 28, 2018Date of Patent: December 25, 2018Assignee: Seiko Epson CorporationInventors: Sukehiro Ito, Naoto Hayakawa, Kazunori Hiramatsu
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Publication number: 20180272700Abstract: A liquid discharging apparatus includes a print head that discharges a liquid, a carriage that is mounted on the print head, a control signal generation circuit, a drive signal generation circuit, a first cable through which a drive signal generation control signal is transmitted to the drive signal generation circuit, a second cable through which a drive signal is transmitted to the print head, a control circuit substrate on which the control signal generation circuit is provided, and a drive circuit substrate on which the drive signal generation circuit is provided. The shortest distance between the control circuit substrate and the carriage is longer than the shortest distance between the drive circuit substrate and the carriage. The drive circuit substrate is provided at a position where a region in which the carriage moves and at least a part of the drive circuit substrate overlap each other.Type: ApplicationFiled: February 28, 2018Publication date: September 27, 2018Inventors: Sukehiro ITO, Naoto HAYAKAWA, Kazunori HIRAMATSU
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Publication number: 20180154535Abstract: A cutting device includes a circular driving blade that rotates and drives, a circular driven blade that is driven to rotate accompanying rotation of the driving blade, and a holding portion that rotatably holds the driving blade and the driven blade in a state of cutting edges thereof being aligned with each other, wherein a tapered surface that becomes tapered from a second cutting edge side toward a second revolving shaft side of the driven blade is formed on the second contact surface on the side that contacts the driving blade in the driven blade.Type: ApplicationFiled: November 27, 2017Publication date: June 7, 2018Inventors: Naoto HAYAKAWA, Naohiro UEYAMA
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Patent number: 9878562Abstract: A printing apparatus includes a printing portion, a transport portion a medium support portion disposed on an upstream side of a recording head, and a removal portion that includes a first contact portion, which comes into contact with the printing surface when a medium is supported by the medium support portion. The removal portion is spatially separated from the medium support portion at both a section on the upstream side of the first contact portion and a section on the downstream side of the first contact portion. An interval between the removal portion and the medium support portion becomes wider in tandem with progression toward a direction opposite to the transport direction on the upstream side in the transport direction of the first contact portion, and becomes wider in tandem with progression toward the transport direction on the downstream side in the transport direction of the first contact portion.Type: GrantFiled: March 22, 2017Date of Patent: January 30, 2018Assignee: Seiko Epson CorporationInventors: Naohiro Ueyama, Naoto Hayakawa, Akira Ishikawa, Daiki Ishikawa, Yuta Kawaguchi
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Publication number: 20170291433Abstract: A printing apparatus includes a printing portion, a transport portion a medium support portion disposed on an upstream side of a recording head, and a removal portion that includes a first contact portion, which comes into contact with the printing surface when a medium is supported by the medium support portion. The removal portion is spatially separated from the medium support portion at both a section on the upstream side of the first contact portion and a section on the downstream side of the first contact portion. An interval between the removal portion and the medium support portion becomes wider in tandem with progression toward a direction opposite to the transport direction on the upstream side in the transport direction of the first contact portion, and becomes wider in tandem with progression toward the transport direction on the downstream side in the transport direction of the first contact portion.Type: ApplicationFiled: March 22, 2017Publication date: October 12, 2017Inventors: Naohiro UEYAMA, Naoto HAYAKAWA, Akira ISHIKAWA, Daiki ISHIKAWA, Yuta KAWAGUCHI
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Patent number: 9751298Abstract: A cutting apparatus includes a cutting blade that cuts a medium and a casing that holds the cutting blade. The casing has a first passageway in which the medium passing through contacts the cutting blade and a second passageway in which the medium passing through does not contact the cutting blade.Type: GrantFiled: June 30, 2016Date of Patent: September 5, 2017Assignee: Seiko Epson CorporationInventors: Naohiro Ueyama, Naoto Hayakawa
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Publication number: 20170008316Abstract: A cutting apparatus includes a cutting blade that cuts a medium and a casing that holds the cutting blade. The casing has a first passageway in which the medium passing through contacts the cutting blade and a second passageway in which the medium passing through does not contact the cutting blade.Type: ApplicationFiled: June 30, 2016Publication date: January 12, 2017Inventors: Naohiro Ueyama, Naoto Hayakawa
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Publication number: 20160046137Abstract: A printing apparatus includes a roll-out motor that rotates a roll body supported by a roll body support unit, a feed roller pair that transports a paper drawn from the roll body, and a load measuring unit that measures a rotation load of the roll body when the roll body is rotated at a low speed and a rotation load of the roll body when the roll body is rotated at a high speed. A rotation angle range in which the roll body is rotated at the high speed is greater than a rotation angle range in which the roll body is rotated at the low speed. In one rotation of the roll body, at least a part of the rotation angle range of the roll body rotated at the low speed overlaps with the rotation angle range of the roll body rotated at the high speed.Type: ApplicationFiled: August 10, 2015Publication date: February 18, 2016Inventors: Kenji Hatada, Naohiro Ueyama, Ryo Hamano, Naoto Hayakawa
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Patent number: 9242487Abstract: A printing apparatus includes a roll-out motor that rotates a roll body supported by a roll body support unit, a feed roller pair that transports a paper drawn from the roll body, and a load measuring unit that measures a rotation load of the roll body when the roll body is rotated at a low speed and a rotation load of the roll body when the roll body is rotated at a high speed. A rotation angle range in which the roll body is rotated at the high speed is greater than a rotation angle range in which the roll body is rotated at the low speed. In one rotation of the roll body, at least a part of the rotation angle range of the roll body rotated at the low speed overlaps with the rotation angle range of the roll body rotated at the high speed.Type: GrantFiled: August 10, 2015Date of Patent: January 26, 2016Assignee: Seiko Epson CorporationInventors: Kenji Hatada, Naohiro Ueyama, Ryo Hamano, Naoto Hayakawa