Patents by Inventor Akinobu Nakahata
Akinobu Nakahata 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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Publication number: 20240198702Abstract: A recording apparatus includes a plurality of medium containing units that is provided along a vertical direction and contains a medium before recording, a liquid ejecting head that performs recording by ejecting liquid toward the medium, and at least one liquid containing unit that contains the liquid. The plurality of medium containing units includes a first medium containing unit located at an uppermost position, and a second medium containing unit located below the first medium containing unit. A size of the first medium containing unit in a medium feeding-out direction, in which the medium is fed out, is smaller than a size of the second medium containing unit in the medium feeding-out direction, and the at least one liquid containing unit is provided above the second medium containing unit in such a way as to overlap with the first medium containing unit in a vertical direction.Type: ApplicationFiled: February 27, 2024Publication date: June 20, 2024Inventors: Takamasa IKAGAWA, Akinobu NAKAHATA
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Patent number: 11964474Abstract: A recording apparatus includes a plurality of medium containing units that is provided along a vertical direction and contains a medium before recording, a liquid ejecting head that performs recording by ejecting liquid toward the medium, and at least one liquid containing unit that contains the liquid. The plurality of medium containing units includes a first medium containing unit located at an uppermost position, and a second medium containing unit located below the first medium containing unit. A size of the first medium containing unit in a medium feeding-out direction, in which the medium is fed out, is smaller than a size of the second medium containing unit in the medium feeding-out direction, and the at least one liquid containing unit is provided above the second medium containing unit in such a way as to overlap with the first medium containing unit in a vertical direction.Type: GrantFiled: January 5, 2023Date of Patent: April 23, 2024Assignee: Seiko Epson CorporationInventors: Takamasa Ikagawa, Akinobu Nakahata
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Publication number: 20230321981Abstract: A transportation portion includes an apparatus body, a cover, first and second path formation portions, and a movement portion. The apparatus body has a transportation path including a downward path and an upward path having portions located at the same level in the Z direction. The cover covers and uncovers the transportation path. The first path formation portion is movable to a first position and to a second position. The second path formation portion defines the upward path and defines the downward path with the first path formation portion. The movement portion moves the first path formation portion in response to opening or closing of the cover. The first path formation portion is positioned in a movement area during a closed state. The movement portion moves the first path formation portion to the second position when the cover is opened and to the first position when the cover is closed.Type: ApplicationFiled: June 15, 2023Publication date: October 12, 2023Inventors: Akinobu NAKAHATA, Soichiro KII, Atsushi MUKAIDA, Yosaku TAMURA
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Patent number: 11738965Abstract: A stacker includes a medium stacking portion for receiving and stacking a medium processed and discharged by a processing unit, a medium butting portion for aligning the medium by contacting a leading end of the medium, and a paddle that includes a feeding portion and is for transporting the medium received by the medium stacking portion in a direction toward the medium butting portion by rotating. Furthermore, the stacker has a first mode in which the paddle stops in a state in which the feeding portion does not contact the medium on the medium stacking portion and a second mode in which the paddle stops in a state in which the feeding portion comes into contact with the medium on the medium stacking portion and is deformed.Type: GrantFiled: July 6, 2022Date of Patent: August 29, 2023Assignee: Seiko Epson CorporationInventors: Hiroshi Shiobara, Akinobu Nakahata, Tsuyoshi Furumido, Kohei Ueno
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Patent number: 11724504Abstract: A transportation portion includes an apparatus body, a cover, first and second path formation portions, and a movement portion. The apparatus body has a transportation path including a downward path and an upward path having portions located at the same level in the Z direction. The cover covers and uncovers the transportation path. The first path formation portion is movable to a first position and to a second position. The second path formation portion defines the upward path and defines the downward path with the first path formation portion. The movement portion moves the first path formation portion in response to opening or closing of the cover. The first path formation portion is positioned in a movement area during a closed state. The movement portion moves the first path formation portion to the second position when the cover is opened and to the first position when the cover is closed.Type: GrantFiled: December 20, 2021Date of Patent: August 15, 2023Assignee: Seiko Epson CorporationInventors: Akinobu Nakahata, Soichiro Kii, Atsushi Mukaida, Yosaku Tamura
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Patent number: 11685626Abstract: A medium aligning device includes a stacking tray that stacks a medium discharged by a discharge section that discharges the medium, a side end aligning portion that is movable in a width direction that is a direction intersecting with a medium discharge direction of the discharge section, and positions and aligns a side end in the width direction of the medium stacked on the stacking tray, a rear end aligning portion that is movable in the width direction and positions and aligns a rear end that is an upstream end of the medium stacked on the stacking tray in the discharge direction, and a transmission portion that transmits the movement of the side end aligning portion in the width direction to the rear end aligning portion, in which a play in the width direction is provided between the side end aligning portion and the transmission portion.Type: GrantFiled: May 26, 2020Date of Patent: June 27, 2023Assignee: Seiko Epson CorporationInventors: Akinobu Nakahata, Tsuyoshi Furumido, Masaki Miyazawa
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Publication number: 20230150281Abstract: A recording apparatus includes a plurality of medium containing units that is provided along a vertical direction and contains a medium before recording, a liquid ejecting head that performs recording by ejecting liquid toward the medium, and at least one liquid containing unit that contains the liquid. The plurality of medium containing units includes a first medium containing unit located at an uppermost position, and a second medium containing unit located below the first medium containing unit. A size of the first medium containing unit in a medium feeding-out direction, in which the medium is fed out, is smaller than a size of the second medium containing unit in the medium feeding-out direction, and the at least one liquid containing unit is provided above the second medium containing unit in such a way as to overlap with the first medium containing unit in a vertical direction.Type: ApplicationFiled: January 5, 2023Publication date: May 18, 2023Inventors: Takamasa IKAGAWA, Akinobu NAKAHATA
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Patent number: 11639280Abstract: A medium discharging device includes a first tray, a second tray receiving a medium from the first tray, a supporter which is configured to be displaced from a retreat position in the first tray and an advance position above the second tray and which supports the medium, an aligner which is provided in the supporter and that aligns a first end portion which is an upstream end portion in a discharge direction of the medium supported by the supporter, to be displaced together with the supporter, and a restrictor configured to be displaced between a restriction position where an upstream movement of the first end portion of the medium in a position of the aligner in the discharge direction and a non-restriction position where the movement is not restricted, when the supporter is in the advance position.Type: GrantFiled: September 18, 2019Date of Patent: May 2, 2023Assignee: Seiko Epson CorporationInventors: Akinobu Nakahata, Tsuyoshi Furumido, Masaki Miyazawa, Kazuyoshi Ohashi
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Patent number: 11597220Abstract: A recording apparatus includes: a plurality of medium containing units that is provided along a vertical direction and contains a medium before recording; a liquid ejecting head that performs recording by ejecting liquid toward the medium; and at least one liquid containing unit that contains the liquid; wherein the plurality of medium containing units includes a first medium containing unit located at an uppermost position, and a second medium containing unit located below the first medium containing unit, a size of the first medium containing unit in a medium feeding-out direction, in which the medium is fed out, is smaller than a size of the second medium containing unit in the medium feeding-out direction, and the at least one liquid containing unit is provided above the second medium containing unit in such a way as to overlap with the first medium containing unit in the vertical direction.Type: GrantFiled: March 10, 2021Date of Patent: March 7, 2023Assignee: Seiko Epson CorporationInventors: Takamasa Ikagawa, Akinobu Nakahata
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Patent number: 11577926Abstract: A sheet processing apparatus includes: a processing tray section having a sheet mounting surface on which a transported sheet is mounted and a processing section that performs processing on the sheet; a side edge alignment section that is provided on the processing tray section and aligns a side edge of the sheet; a lower support section that is provided downstream of the processing tray section in a transport direction of the sheet and supports the sheet from below; and a discharge tray located below the lower support section. The side edge alignment section performs a shift operation of shifting the sheet in a shift direction orthogonal to the transport direction of the sheet. The lower support section moves in the shift direction in conjunction with a movement of the sheet in a state of supporting the sheet from below during the shift operation by the side edge alignment section.Type: GrantFiled: June 18, 2020Date of Patent: February 14, 2023Assignee: Seiko Epson CorporationInventors: Tsuyoshi Furumido, Kenji Uchibori, Atsushi Nakazawa, Akinobu Nakahata
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Patent number: 11518640Abstract: A medium discharge includes a first tray having a first medium receiving surface, a second tray having a second medium receiving surface for receiving the medium discharged from the first tray, a discharge section that discharges the medium disposed on the first tray to the second tray, and a push-down portion that is located downstream of a downstream end of the first medium receiving surface in the medium discharge direction, and that is located at a place deviated from the discharge section in a width direction that is a direction intersecting with the medium discharge direction, and pushes down a part of an upstream end of the medium to be discharged in the medium discharge direction.Type: GrantFiled: May 28, 2020Date of Patent: December 6, 2022Assignee: Seiko Epson CorporationInventors: Akinobu Nakahata, Tsuyoshi Furumido, Masaki Miyazawa, Kenji Uchibori
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Patent number: 11498793Abstract: A medium transport device includes a lower guide member, a processing tray, a feeding section, and a notch. The lower guide member supports a medium transported and guides the medium toward the processing tray. The processing tray includes an alignment member, and a plurality of media are stacked in the processing tray. The feeding section includes a paddle member having a rotation center between the processing tray and the lower guide member such that a rotation locus of a distal end intersects the lower guide member, and the feeding section is configured to feed the medium toward the alignment member. The lower guide member has a notch, and an upstream end of the notch in the transport direction is formed at a position inside the rotation locus in the lower guide member.Type: GrantFiled: October 5, 2020Date of Patent: November 15, 2022Assignee: Seiko Epson CorporationInventors: Tsuyoshi Furumido, Atsushi Nakazawa, Akinobu Nakahata
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Publication number: 20220332535Abstract: A stacker includes a medium stacking portion for receiving and stacking a medium processed and discharged by a processing unit, a medium butting portion for aligning the medium by contacting a leading end of the medium, and a paddle that includes a feeding portion and is for transporting the medium received by the medium stacking portion in a direction toward the medium butting portion by rotating. Furthermore, the stacker has a first mode in which the paddle stops in a state in which the feeding portion does not contact the medium on the medium stacking portion and a second mode in which the paddle stops in a state in which the feeding portion comes into contact with the medium on the medium stacking portion and is deformed.Type: ApplicationFiled: July 6, 2022Publication date: October 20, 2022Inventors: Hiroshi SHIOBARA, Akinobu NAKAHATA, Tsuyoshi FURUMIDO, Kohei UENO
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Patent number: 11427429Abstract: A stacker includes a medium stacking portion for receiving and stacking a medium processed and discharged by a processing unit, a medium butting portion for aligning the medium by contacting a leading end of the medium, and a paddle that includes a feeding portion and is for transporting the medium received by the medium stacking portion in a direction toward the medium butting portion by rotating. Furthermore, the stacker has a first mode in which the paddle stops in a state in which the feeding portion does not contact the medium on the medium stacking portion and a second mode in which the paddle stops in a state in which the feeding portion comes into contact with the medium on the medium stacking portion and is deformed.Type: GrantFiled: September 23, 2019Date of Patent: August 30, 2022Assignee: Seiko Epson CorporationInventors: Hiroshi Shiobara, Akinobu Nakahata, Tsuyoshi Furumido, Kohei Ueno
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Publication number: 20220194084Abstract: A transportation portion includes an apparatus body, a cover, first and second path formation portions, and a movement portion. The apparatus body has a transportation path including a downward path and an upward path having portions located at the same level in the Z direction. The cover covers and uncovers the transportation path. The first path formation portion is movable to a first position and to a second position. The second path formation portion defines the upward path and defines the downward path with the first path formation portion. The movement portion moves the first path formation portion in response to opening or closing of the cover. The first path formation portion is positioned in a movement area during a closed state. The movement portion moves the first path formation portion to the second position when the cover is opened and to the first position when the cover is closed.Type: ApplicationFiled: December 20, 2021Publication date: June 23, 2022Inventors: Akinobu NAKAHATA, Soichiro KII, Atsushi MUKAIDA, Yosaku TAMURA
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Patent number: 11180336Abstract: A medium transporting apparatus includes a transport belt that has a loop shaped, a cling mechanism that causes the medium to cling to the transport belt, a rotation mechanism that transports the medium by rotating the transport belt, a plurality of detection units that detect an transport direction end of the medium, a controller that corrects a skew of the medium, and a stacker on which the medium transported by the transport belt is stacked, in which the plurality of detection units are arranged at positions that are on an upstream side of the transport belt in the first transport direction and that are different from each other in a width direction, and the controller corrects, according to a result of the detection by the detection units, the skew of the medium in a state of being cling to the transport belt.Type: GrantFiled: March 27, 2019Date of Patent: November 23, 2021Assignee: Seiko Epson CorporationInventors: Kazuyoshi Ohashi, Tsuyoshi Furumido, Akinobu Nakahata, Katsuyuki Kondo
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Publication number: 20210283931Abstract: A recording apparatus includes: a plurality of medium containing units that is provided along a vertical direction and contains a medium before recording; a liquid ejecting head that performs recording by ejecting liquid toward the medium; and at least one liquid containing unit that contains the liquid; wherein the plurality of medium containing units includes a first medium containing unit located at an uppermost position, and a second medium containing unit located below the first medium containing unit, a size of the first medium containing unit in a medium feeding-out direction, in which the medium is fed out, is smaller than a size of the second medium containing unit in the medium feeding-out direction, and the at least one liquid containing unit is provided above the second medium containing unit in such a way as to overlap with the first medium containing unit in the vertical direction.Type: ApplicationFiled: March 10, 2021Publication date: September 16, 2021Inventors: Takamasa IKAGAWA, Akinobu NAKAHATA
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Patent number: 11091343Abstract: A medium transporting apparatus including a transport belt that transports a medium while suctioning the medium against a transport surface, a first tray on which the medium transported with the transport belt is mounted, and a transport roller configured to move between a transporting position that nips the medium with the transport belt, and a retracted position that is a position distanced away from the transport belt with respect to the transporting position, in which the transport roller is positioned at the retracted position when a single medium is transported with the transport belt and is positioned at the transporting position when a plurality of mediums in a superposed state are transported with the transport belt.Type: GrantFiled: September 17, 2019Date of Patent: August 17, 2021Assignee: Seiko Epson CorporationInventors: Akinobu Nakahata, Tsuyoshi Furumido, Masaki Miyazawa, Kazuyoshi Ohashi
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Publication number: 20210101770Abstract: A medium transport device includes a lower guide member, a processing tray, a feeding section, and a notch. The lower guide member supports a medium transported and guides the medium toward the processing tray. The processing tray includes an alignment member, and a plurality of media are stacked in the processing tray. The feeding section includes a paddle member having a rotation center between the processing tray and the lower guide member such that a rotation locus of a distal end intersects the lower guide member, and the feeding section is configured to feed the medium toward the alignment member. The lower guide member has a notch, and an upstream end of the notch in the transport direction is formed at a position inside the rotation locus in the lower guide member.Type: ApplicationFiled: October 5, 2020Publication date: April 8, 2021Inventors: Tsuyoshi FURUMIDO, Atsushi NAKAZAWA, Akinobu NAKAHATA
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Patent number: 10954091Abstract: A suction mechanism for suctioning a loop transporting belt a medium processed by a processing unit, a rotation mechanism for rotating the transporting belt, a stacker for stacking the medium transported by the transporting belt, and a change mechanism for changing a movable area are included. The rotation mechanism, after suctioning the medium to the transporting belt to rotate in a first rotation direction to transport the medium in a first transport direction, rotates the transporting belt in a second rotation direction to transport the medium in a second transport direction to stack the medium on a stacker. The change mechanism narrows a movable area when the medium is transported in the second transport direction compared to an area when the medium is transported in the first transport direction.Type: GrantFiled: March 27, 2019Date of Patent: March 23, 2021Assignee: Seiko Epson CorporationInventors: Kazuyoshi Ohashi, Akinobu Nakahata, Tsuyoshi Furumido