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公开(公告)号:US11597215B2
公开(公告)日:2023-03-07
申请号:US17445535
申请日:2021-08-20
Applicant: SEIKO EPSON CORPORATION
Inventor: Tsuneyuki Sasaki , Tadashi Aizawa , Katsuya Asamoto
Abstract: Provided is a liquid ejecting device. An alternating current electric field generation unit includes a first electrode and a second electrode disposed adjacent to each other, a high-frequency voltage generation unit configured to generate a high-frequency voltage to the first electrode and the second electrode, and a conductor configured to electrically couple the first electrode and the second electrode to the high-frequency voltage generation unit. The first electrode and the second electrode are disposed upstream of a liquid ejecting head in a transport direction of a medium.
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公开(公告)号:US11358400B2
公开(公告)日:2022-06-14
申请号:US17158486
申请日:2021-01-26
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto
IPC: B41J11/00
Abstract: A transport device includes a transporting belt, which includes a support face that adhesively supports a medium, and which transports the adhered medium, a heating unit that heats the transporting belt before the medium is supported at the support face, a pressing unit that is provided downstream of the heating unit in a movement direction of the transporting belt and that presses the medium against the support face, a temperature detection unit that detects a temperature of at least a part of the support face, from the heating unit to the pressing unit in the movement direction, and a control unit that controls the heating unit based on a detection result of the temperature detection unit.
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公开(公告)号:US11318761B2
公开(公告)日:2022-05-03
申请号:US16942125
申请日:2020-07-29
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto , Takehito Washizawa , Tsuneyuki Sasaki
Abstract: A liquid ejecting system includes an environmental information acquiring unit that acquires, as environmental information at least one of a temperature and a humidity, an ejecting unit that ejects a liquid onto a medium, a drying unit that dries the medium onto which the liquid is ejected by the ejecting unit, a control unit that controls the ejecting unit and the drying unit, and a storage unit that stores setting information. The control unit acquires drying information corresponding to medium type information and ejection amount information acquired as a liquid ejection condition and the environmental information acquired by the environmental information acquiring unit, based on the setting information stored in the storage unit, and performs drying control that controls the drying unit, based on the acquired drying information.
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公开(公告)号:US10926560B2
公开(公告)日:2021-02-23
申请号:US16285853
申请日:2019-02-26
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto
IPC: B41J11/00 , B41J29/377 , B41J29/13
Abstract: A printing apparatus includes: a printing unit configured to perform printing on a medium; a flow path including a blowout port and an intake port, the blowout port being configured to send gas toward the medium from an upper side of the printing unit in a vertical direction, the intake port being configured to take in outside air; a blower unit arranged in the flow path and configured to generate a gas flow passing from the intake port toward the blowout port; and a housing configured to contain the printing unit and the blower unit and form the flow path. The flow path includes a vertical portion between the intake port and the blower unit where the gas flows in a direction against the gravity.
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公开(公告)号:US11465422B2
公开(公告)日:2022-10-11
申请号:US17158064
申请日:2021-01-26
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto
Abstract: A recording device includes a recording unit (printing unit) configured to perform recording on a medium, a transporting belt having a support face configured to support the medium, and configured to transport the medium, a heating unit configured to heat the support face, and an adjustment mechanism configured to adjust a distance between the support face and the heating unit to a first distance and to a second distance that is greater than the first distance, wherein the adjustment mechanism moves the heating unit away from the support face such that the distance is changed from the first distance to the second distance.
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公开(公告)号:US11383542B2
公开(公告)日:2022-07-12
申请号:US17023664
申请日:2020-09-17
Applicant: SEIKO EPSON CORPORATION
Inventor: Mikio Kitagishi , Katsuya Asamoto
Abstract: A recording system includes a recording device including a recording unit that performs recording onto a medium, a transporting belt that includes an adhesive layer and transports the medium stuck on the adhesive layer, a drive unit that drives the transporting belt, a control unit that includes a detection unit for detecting a load current flowing in the drive unit and that controls the drive unit. The recording system further includes a peeling device that peels the medium from the transporting belt, and a notification device that provides a notification. The control unit causes the notification device to provide a notification on a time to replace the adhesive layer, based on a detection result of the detection unit.
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公开(公告)号:US11235571B2
公开(公告)日:2022-02-01
申请号:US16829352
申请日:2020-03-25
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto , Tsuneyuki Sasaki , Takehito Washizawa
Abstract: A liquid discharge apparatus is provided that includes a discharge unit configured to discharge a liquid onto a medium, a support portion configured to support a portion of the medium, the liquid being discharged from the discharge unit onto the portion of the medium, a housing including therein the discharge unit, a humidity detection unit configured to detect a humidity, and a display control unit configured to display an indication prompting adjustment of a temperature or humidity when the humidity detection unit detects a humidity less than a lower limit value, and configured to display an indication prompting adjustment of a temperature or humidity when the humidity detection unit detects a humidity exceeding an upper limit value greater than the lower limit value.
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公开(公告)号:US10933632B2
公开(公告)日:2021-03-02
申请号:US16727310
申请日:2019-12-26
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto
IPC: B41J2/045
Abstract: A liquid ejecting device includes a housing, an ejecting unit located in the housing that ejects liquid onto a medium, and a display unit that displays a recommended condition of an installation environment where a device is installed. The display unit displays, as the recommended condition, any of (a) a recommended temperature condition indicating a recommended temperature range, (b) a recommended relative humidity condition indicating a recommended relative humidity range, (c) a recommended absolute humidity condition indicating a recommended absolute humidity range, and (d) a recommended temperature condition and a recommended absolute humidity condition.
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公开(公告)号:US10759196B2
公开(公告)日:2020-09-01
申请号:US16361857
申请日:2019-03-22
Applicant: SEIKO EPSON CORPORATION
Inventor: Shuichiro Nakano , Tomohiro Yoda , Katsuya Asamoto
Abstract: A recording device includes a carriage including a recording head configured to discharge liquid onto a medium and being movable in an intersecting direction, the intersecting direction intersecting a transport direction of the medium, a suction platen facing the recording head and being configured to suck the medium, a transport mechanism provided upstream from the suction platen in the transport direction and configured to transport the medium downstream in the transport direction, a drying unit located downstream from the recording head in the transport direction, a medium suction mechanism configured to suck the medium fed to the drying unit, and a controller configured to control the transport mechanism. The controller is configured to form a curved portion by curving between the drying unit and the suction platen in the transport direction, a part of the medium.
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公开(公告)号:US10696072B2
公开(公告)日:2020-06-30
申请号:US16290427
申请日:2019-03-01
Applicant: SEIKO EPSON CORPORATION
Inventor: Katsuya Asamoto , Junya Suzuki
Abstract: A printing apparatus includes a transporting unit configured to transport a medium, a printing unit configured to perform printing on the medium, a cutting unit located downstream of the printing unit in a transport direction of the medium, and configured to cut the medium, and a blowing unit configured to deliver gas from upstream of the cutting unit in the transport direction of the medium toward downstream of the cutting unit.
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