Patents by Inventor Keiichi Yato
Keiichi Yato 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: 11890866Abstract: A recording device as a processing device includes: a recording unit accommodated in a housing and configured to perform recording on a medium; and a medium accommodating unit that accommodates the medium discharged from the housing. The medium accommodating unit includes: a sheet-shaped accommodating member; a rotating shaft provided inside the housing and to which one end of the accommodating member is connected; and an operating portion provided separably from the housing and to which the other end of the accommodating member is connected. The accommodating member is wound around the rotating shaft and accommodated inside the housing when the operating portion is mounted on the housing. The accommodating member is fed from the rotating shaft so that the medium is accommodated when the operating portion is separated from the housing.Type: GrantFiled: January 4, 2023Date of Patent: February 6, 2024Assignee: Seiko Epson CorporationInventors: Keiichi Yato, Mitsuru Murata
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Patent number: 11845264Abstract: A recessed portion is a portion that is provided to an end of a platen in an X direction and is recessed from the supporting surface of the platen. A discharge portion discharges the ink in the recessed portion along a +Y direction. A width of the discharge portion in an X direction is smaller than a width of the recessed portion in the X direction, and a position of the discharge portion in the X direction is arranged on an inner side with respect to a position of an edge of the roll paper. An end side of the discharge path, which is positioned on an inner side of the roll paper in the X direction, is arranged continuously to an end side of the recessed portion, which is positioned on the inner side of the roll paper, on an extension line of the end side.Type: GrantFiled: December 27, 2021Date of Patent: December 19, 2023Assignee: Seiko Epson CorporationInventors: Mio Yashita, Shun Ito, Keiichi Yato, Junki Akama, Atsuhiko Takeuchi
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Patent number: 11806996Abstract: In a printer, an accommodating portion accommodates roll paper. A supply roller pair is disposed upstream of a recording unit in a transport direction, and nips the roll paper. The intermediate roller pair is rotatably disposed between the supply roller pair and the accommodating portion, and nips the roll paper. A second motor and a third motor apply tension to the roll paper between the intermediate roller pair and the accommodating portion. A control unit can switch between a first mode and a second mode. In the first mode, first tension is applied to the roll paper between the intermediate roller pair and the accommodating portion. In the second mode, second tension smaller than the first tension is applied.Type: GrantFiled: February 22, 2022Date of Patent: November 7, 2023Assignee: Seiko Epson CorporationInventors: Haruna Takahashi, Shun Ito, Keiichi Yato
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Patent number: 11794496Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.Type: GrantFiled: January 24, 2022Date of Patent: October 24, 2023Assignee: Seiko Epson CorporationInventors: Keiichi Yato, Atsuhiko Takeuchi, Hitoshi Igarashi
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Publication number: 20230294430Abstract: A supply device for a roll medium includes a drawer-type lower holding unit configured to support a shaft of a roll medium to hold the roll medium, and a guide member configured to be pressed in a direction toward the shaft from below to come into contact with the roll medium held by the lower holding unit, and be displaced in accordance with a change in an outer diameter of the roll medium. In addition, the lower holding unit is configured to be drawn from a main body of the supply device in a first direction. When the lower holding unit, in a drawn-out state, is stored in the main body of the supply unit, the guide member comes into contact with the roll medium. The guide member is caused to be retracted downward from a travel path of the lower holding unit against a force pressing upward from below.Type: ApplicationFiled: May 19, 2023Publication date: September 21, 2023Inventors: Mitsuru MURATA, Keiichi YATO
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Patent number: 11712911Abstract: In a medium supply device, a receiving portion includes a support portion configured to rotatably support a spindle, and a drive gear meshing with a driven gear provided at the spindle to rotate the spindle, and a displacement member includes a pivoting shaft configured to pivot between an advanced position where the spindle is covered and a retracted position where the spindle is exposed, an abutting portion abutting the spindle when the spindle is installed at the receiving portion, the abutting portion being configured to cause the displacement member to pivot to the advanced position, an opposing portion abutting, at the advanced position, an outer peripheral surface of the spindle installed at the receiving portion, a cover portion configured to cover the driven gear, and a grounding member contacting the spindle, thereby coupling to a ground potential.Type: GrantFiled: February 15, 2022Date of Patent: August 1, 2023Assignee: Seiko Epson CorporationInventors: Keiichi Yato, Akimasa Nozawa, Mitsuru Murata, Yosuke Nakano
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Patent number: 11691444Abstract: A supply device for a roll medium includes a drawer-type lower holding unit configured to support a shaft of a roll medium to hold the roll medium, and a guide member configured to be pressed in a direction toward the shaft from below to come into contact with the roll medium held by the lower holding unit, and be displaced in accordance with a change in an outer diameter of the roll medium. In addition, the lower holding unit is configured to be drawn from a main body of the supply device in a first direction. When the lower holding unit, in a drawn-out state, is stored in the main body of the supply unit, the guide member comes into contact with the roll medium. The guide member is caused to be retracted downward from a travel path of the lower holding unit against a force pressing upward from below.Type: GrantFiled: August 26, 2021Date of Patent: July 4, 2023Assignee: Seiko Epson CorporationInventors: Mitsuru Murata, Keiichi Yato
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Publication number: 20230202788Abstract: A medium placement device is configured to stack a plurality of sheets of a medium discharged from a discharge unit of a processing device. The medium placement device includes a plurality of support units being provided in a width direction intersecting with a discharge direction of the medium discharged from the discharge unit, and being configured to support the medium at a support surface from below in a gravitational direction. A first support unit and a second support unit are provided in an alternating manner in the width direction, the second support unit being arranged at a position lower than the first support unit in the gravitational direction when viewed in the width direction. The first support unit is provided with a bridging member configured to couple a lower side of the discharge unit in the gravitational direction and the support surface of the first support unit.Type: ApplicationFiled: December 21, 2022Publication date: June 29, 2023Inventors: Moe TAKEUCHI, Tsutomu OZAKI, Shun ITO, Keiichi YATO
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Publication number: 20230202789Abstract: A medium placement device configured to stack a plurality of sheets of a medium discharged from a discharge unit of a processing device, the medium placement device including a plurality of support units being provided in a width direction intersecting with a discharge direction of the medium, and being configured to support, on a support surface from below in a gravitational direction, the medium discharged from the discharge unit. The plurality of support units are provided extending in the discharge direction, and are inclined downward in a gravitational direction from upstream to downstream in the discharge direction, and a first support unit and a second support unit arranged at a lower position in the gravitational direction with respect to the first support unit as viewed in the width direction, the first support unit and the second support unit being arranged alternatingly in the width direction.Type: ApplicationFiled: December 21, 2022Publication date: June 29, 2023Inventors: Shun Ito, Moe Takeuchi, Keiichi Yato, Tsutomu Ozaki
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Publication number: 20230150283Abstract: A recording device includes a recording unit, a support portion for supporting a recording medium, a transport path for transporting the recording medium, a recording medium holding unit for holding a roll body and supplying the recording medium, and a frame for holding thereof, wherein the frame includes a lower frame extending along an X direction and a Y direction, a pair of side frames extending along a Z direction and the Y direction, each including a lower end fixed to the lower frame and upright in the Z direction, and disposed at a predetermined interval in the X direction, and a base frame held between the pare of side frames and including four wall surfaces extending in the X direction, and functional components related to recording of the recording unit are disposed inside the four wall surfaces.Type: ApplicationFiled: November 14, 2022Publication date: May 18, 2023Inventors: Shun ITO, Keiichi YATO, Yosuke NAKANO, Haruna TAKAHASHI
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Publication number: 20230143837Abstract: A recording device as a processing device includes: a recording unit accommodated in a housing and configured to perform recording on a medium; and a medium accommodating unit that accommodates the medium discharged from the housing. The medium accommodating unit includes: a sheet-shaped accommodating member; a rotating shaft provided inside the housing and to which one end of the accommodating member is connected; and an operating portion provided separably from the housing and to which the other end of the accommodating member is connected. The accommodating member is wound around the rotating shaft and accommodated inside the housing when the operating portion is mounted on the housing. The accommodating member is fed from the rotating shaft so that the medium is accommodated when the operating portion is separated from the housing.Type: ApplicationFiled: January 4, 2023Publication date: May 11, 2023Inventors: Keiichi YATO, Mitsuru MURATA
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Patent number: 11565540Abstract: A recording device as a processing device includes: a recording unit accommodated in a housing and configured to perform recording on a medium; and a medium accommodating unit that accommodates the medium discharged from the housing. The medium accommodating unit includes: a sheet-shaped accommodating member; a rotating shaft provided inside the housing and to which one end of the accommodating member is connected; and an operating portion provided separably from the housing and to which the other end of the accommodating member is connected. The accommodating member is wound around the rotating shaft and accommodated inside the housing when the operating portion is mounted on the housing. The accommodating member is fed from the rotating shaft so that the medium is accommodated when the operating portion is separated from the housing.Type: GrantFiled: September 14, 2021Date of Patent: January 31, 2023Assignee: Seiko Epson CorporationInventors: Keiichi Yato, Mitsuru Murata
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Publication number: 20220266611Abstract: In a printer, an accommodating portion accommodates roll paper. A supply roller pair is disposed upstream of a recording unit in a transport direction, and nips the roll paper. The intermediate roller pair is rotatably disposed between the supply roller pair and the accommodating portion, and nips the roll paper. A second motor and a third motor apply tension to the roll paper between the intermediate roller pair and the accommodating portion. A control unit can switch between a first mode and a second mode. In the first mode, first tension is applied to the roll paper between the intermediate roller pair and the accommodating portion. In the second mode, second tension smaller than the first tension is applied.Type: ApplicationFiled: February 22, 2022Publication date: August 25, 2022Inventors: Haruna TAKAHASHI, Shun ITO, Keiichi YATO
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Publication number: 20220258497Abstract: In a medium supply device, a receiving portion includes a support portion configured to rotatably support a spindle, and a drive gear meshing with a driven gear provided at the spindle to rotate the spindle, and a displacement member includes a pivoting shaft configured to pivot between an advanced position where the spindle is covered and a retracted position where the spindle is exposed, an abutting portion abutting the spindle when the spindle is installed at the receiving portion, the abutting portion being configured to cause the displacement member to pivot to the advanced position, an opposing portion abutting, at the advanced position, an outer peripheral surface of the spindle installed at the receiving portion, a cover portion configured to cover the driven gear, and a grounding member contacting the spindle, thereby coupling to a ground potential.Type: ApplicationFiled: February 15, 2022Publication date: August 18, 2022Inventors: Keiichi YATO, Akimasa NOZAWA, Mitsuru MURATA, Yosuke NAKANO
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Patent number: 11414285Abstract: A transport device unwinds a medium from a roll body to which a shaft member is mounted and transports the medium. The transport device includes an accommodation portion configured to accommodate the roll body, a main body portion to which the accommodation portion is mounted, and a roller pair configured to nip the medium. The accommodation portion and the main body portion are relatively movable. The main body portion includes a rack configured to engage with a gear of the shaft member. The rack is engaged with the gear when the accommodation portion moves relative to the main body portion to be pulled out of the main body portion.Type: GrantFiled: February 19, 2020Date of Patent: August 16, 2022Assignee: Seiko Epson CorporationInventors: Haruna Takahashi, Atsuhiko Takeuchi, Yosuke Nakano, Shun Ito, Keiichi Yato
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Publication number: 20220234371Abstract: A printer includes a transport unit, a recording unit, a cutter unit, and a control unit. The transport unit is capable of transporting two pieces of roll paper in parallel. The cutter unit is movable in a width direction intersecting a transport direction, and is capable of cutting the two pieces of roll paper. The cutter unit is capable of cutting roll paper PR in both a forward path and a return path of the movement in a width direction. The control unit is capable of setting a standby position of the cutter unit to a position between the two pieces of roll paper.Type: ApplicationFiled: January 24, 2022Publication date: July 28, 2022Inventors: Keiichi YATO, Atsuhiko TAKEUCHI, Hitoshi IGARASHI
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Patent number: 11383949Abstract: Provided are a loading portion configured to load a medium discharged from a discharging portion, and a plurality of pressing portions provided downstream of the discharging portion in a discharging direction of the medium, and configured to press the medium loaded on the loading portion. The loading portion includes a first loading portion including a downward sloped surface sloping downward in the discharging direction, and also includes a second loading portion including an upward sloped surface sloping upward in the discharging direction. The downward sloped surface and the upward sloped surface form a discharging path through which the medium is discharged. The plurality of pressing portions includes a first pressing portion configured to press the medium loaded on the first loading portion, and also includes a second pressing portion configured to press the medium loaded on the second loading portion.Type: GrantFiled: July 21, 2020Date of Patent: July 12, 2022Assignee: Seiko Epson CorporationInventors: Shun Ito, Yosuke Nakano, Keiichi Yato, Haruna Takahashi
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Publication number: 20220203711Abstract: A recessed portion is a portion that is provided to an end of a platen in an X direction and is recessed from the supporting surface of the platen. A discharge portion discharges the ink in the recessed portion along a +Y direction. A width of the discharge portion in an X direction is smaller than a width of the recessed portion in the X direction, and a position of the discharge portion in the X direction is arranged on an inner side with respect to a position of an edge of the roll paper. An end side of the discharge path, which is positioned on an inner side of the roll paper in the X direction, is arranged continuously to an end side of the recessed portion, which is positioned on the inner side of the roll paper, on an extension line of the end side.Type: ApplicationFiled: December 27, 2021Publication date: June 30, 2022Inventors: Mio YASHITA, Shun ITO, Keiichi YATO, Junki AKAMA, Atsuhiko TAKEUCHI
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Patent number: 11338599Abstract: A moving body support apparatus including a main shaft, a sub-shaft that is arranged to be spaced from the main shaft, and a carriage that moves along the main shaft while causing a contact surface to be in contact with the sub-shaft is provided. A distance between the main shaft and the sub-shaft changes along a moving direction of the moving body. A printing apparatus including the moving body support apparatus is also provided.Type: GrantFiled: December 19, 2017Date of Patent: May 24, 2022Assignee: Seiko Epson CorporationInventors: Kazuhisa Kato, Keiichi Yato
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Publication number: 20220111668Abstract: A recording device as a processing device includes: a recording unit accommodated in a housing and configured to perform recording on a medium; and a medium accommodating unit that accommodates the medium discharged from the housing. The medium accommodating unit includes: a sheet-shaped accommodating member; a rotating shaft provided inside the housing and to which one end of the accommodating member is connected; and an operating portion provided separably from the housing and to which the other end of the accommodating member is connected. The accommodating member is wound around the rotating shaft and accommodated inside the housing when the operating portion is mounted on the housing. The accommodating member is fed from the rotating shaft so that the medium is accommodated when the operating portion is separated from the housing.Type: ApplicationFiled: September 14, 2021Publication date: April 14, 2022Inventors: Keiichi YATO, Mitsuru MURATA