Patents by Inventor Hironori Maekawa
Hironori Maekawa 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: 20230264487Abstract: A printing apparatus includes a printing head; an airflow generating unit; a first flow path that includes a one-side end coupled to the airflow generating unit and an another-side end coupled to a first discharge port and through which the airflow passes; and a peeling unit configured to partially peel the label from the base sheet. When, the label partially peeled from the base sheet by the peeling unit, at least a portion of a peeled portion peeled from the base sheet is at a position not overlapping with the peeling unit in plan view and a non-peeled portion not peeled from the base sheet is in a state of overlapping with the peeling unit in plan view, the first discharge port is disposed at such a position that the airflow outputted from the first discharge port hits the back surface of the peeled portion.Type: ApplicationFiled: February 21, 2023Publication date: August 24, 2023Inventors: Yusuke KANNO, Hironori MAEKAWA
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Patent number: 11707939Abstract: A printing apparatus includes, in a printing apparatus main body, a cover configured to open and close a housing portion configured to house a recording medium, and a first support shaft and a second support shaft configured to rotatably support the cover. The first support shaft is disposed in a position closer to the printing unit than to the housing portion, and the second support shaft is disposed in a position farther from the printing unit than from the housing portion. The cover is configured such that, when displaced from a closed position in a first direction, the cover is rotationally movable around the first support shaft up to a first open position, and that, when the cover is displaced from the closed position in a second direction, the cover is rotationally movable around the second support shaft up to a second open position.Type: GrantFiled: February 27, 2020Date of Patent: July 25, 2023Assignee: Seiko Epson CorporationInventors: Kenichi Hirabayashi, Hironori Maekawa
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Patent number: 11235604Abstract: With a cover in a closed position, a first internal gear and a first spur gear do not mesh with each other, and a second internal gear and a second spur gear do not mesh with each other. When the cover rotates by a predetermined angle around a first support shaft from the closed position, the first internal gear and the first spur gear start to mesh with each other. When the cover rotates by a predetermined angle around a second support shaft from the closed position, the second internal gear and the second spur gear start to mesh with each other.Type: GrantFiled: February 28, 2020Date of Patent: February 1, 2022Assignee: Seiko Epson CorporationInventors: Kenichi Hirabayashi, Hironori Maekawa
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Publication number: 20200276848Abstract: With a cover in a closed position, a first internal gear and a first spur gear do not mesh with each other, and a second internal gear and a second spur gear do not mesh with each other. When the cover rotates by a predetermined angle around a first support shaft from the closed position, the first internal gear and the first spur gear start to mesh with each other. When the cover rotates by a predetermined angle around a second support shaft from the closed position, the second internal gear and the second spur gear start to mesh with each other.Type: ApplicationFiled: February 28, 2020Publication date: September 3, 2020Inventors: Kenichi HIRABAYASHI, Hironori MAEKAWA
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Publication number: 20200276846Abstract: A printing apparatus includes, in a printing apparatus main body, a cover configured to open and close a housing portion configured to house a recording medium, and a first support shaft and a second support shaft configured to rotatably support the cover. The first support shaft is disposed in a position closer to the printing unit than to the housing portion, and the second support shaft is disposed in a position farther from the printing unit than from the housing portion. The cover is configured such that, when displaced from a closed position in a first direction, the cover is rotationally movable around the first support shaft up to a first open position, and that, when the cover is displaced from the closed position in a second direction, the cover is rotationally movable around the second support shaft up to a second open position.Type: ApplicationFiled: February 27, 2020Publication date: September 3, 2020Inventors: Kenichi HIRABAYASHI, Hironori MAEKAWA
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Patent number: 9969191Abstract: A label die cutting device enables easily changing the shape of the die cut made in label paper. A printer 1 has a print unit 7 and a die cutting process unit 8 (label die cutting device). The die cutting process unit 8 has a conveyance path 9 for conveying the label paper 5, a die cutting unit including wire pins 41 and a wire pin drive mechanism 42 for advancing and retracting the wire pins 41, and a die cutting controller 68 for driving the wire pin drive mechanism 42 to strike the wire pins 41 against the label paper 5 on the conveyance path 9 and die cut the label paper 5 based on print data. The die cutting unit is a wire dot head 27.Type: GrantFiled: November 15, 2016Date of Patent: May 15, 2018Assignee: SEIKO EPSON CORPORATIONInventors: Hiroyuki Masubuchi, Hironori Maekawa
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Patent number: 9751347Abstract: A printer has a platen top unit fastened above the platen unit. The platen top unit is separate from the platen unit, and has first star wheels and second star wheels disposed on parallel horizontal frame members extending perpendicularly to the media conveyance direction above the platen surface. The first star wheels and second star wheels prevent the continuous paper conveyed over the platen surface from lifting away from the platen surface.Type: GrantFiled: March 22, 2016Date of Patent: September 5, 2017Assignee: Seiko Epson CorporationInventors: Taku Hirashima, Hironori Maekawa
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Publication number: 20170136788Abstract: A label die cutting device enables easily changing the shape of the die cut made in label paper. A printer 1 has a print unit 7 and a die cutting process unit 8 (label die cutting device). The die cutting process unit 8 has a conveyance path 9 for conveying the label paper 5, a die cutting unit including wire pins 41 and a wire pin drive mechanism 42 for advancing and retracting the wire pins 41, and a die cutting controller 68 for driving the wire pin drive mechanism 42 to strike the wire pins 41 against the label paper 5 on the conveyance path 9 and die cut the label paper 5 based on print data. The die cutting unit is a wire dot head 27.Type: ApplicationFiled: November 15, 2016Publication date: May 18, 2017Applicant: Seiko Epson CorporationInventors: Hiroyuki MASUBUCHI, Hironori MAEKAWA
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Patent number: 9566809Abstract: The carriage of a line printer has a head unit that supports a printhead, and a carriage frame that supports the head unit movably up and down. When moving the carriage from a standby position to an opposing position, the carriage is moved while the head unit is held at a up position where the gap to the platen unit is a first distance. The head unit is then lowered at the standby position from the up position to a down position where the platen gap is a second distance that is shorter than the first distance.Type: GrantFiled: February 10, 2016Date of Patent: February 14, 2017Assignee: Seiko Epson CorporationInventors: Norio Nagata, Hironori Maekawa, Takashi Aoki, Taku Hirashima
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Publication number: 20160214420Abstract: A printer has a platen top unit fastened above the platen unit. The platen top unit is separate from the platen unit, and has first star wheels and second star wheels disposed on parallel horizontal frame members extending perpendicularly to the media conveyance direction above the platen surface. The first star wheels and second star wheels prevent the continuous paper conveyed over the platen surface from lifting away from the platen surface.Type: ApplicationFiled: March 22, 2016Publication date: July 28, 2016Applicant: Seiko Epson CorporationInventors: Taku Hirashima, Hironori Maekawa
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Publication number: 20160159121Abstract: The carriage of a line printer has a head unit that supports a printhead, and a carriage frame that supports the head unit movably up and down. When moving the carriage from a standby position to an opposing position, the carriage is moved while the head unit is held at a up position where the gap to the platen unit is a first distance. The head unit is then lowered at the standby position from the up position to a down position where the platen gap is a second distance that is shorter than the first distance.Type: ApplicationFiled: February 10, 2016Publication date: June 9, 2016Applicant: Seiko Epson CorporationInventors: Norio Nagata, Hironori Maekawa, Takashi Aoki, Taku Hirashima
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Patent number: 9321285Abstract: A printer has a platen top unit fastened above the platen unit. The platen top unit is separate from the platen unit, and has first star wheels and second star wheels disposed on parallel horizontal frame members extending perpendicularly to the media conveyance direction above the platen surface. The first star wheels and second star wheels prevent the continuous paper conveyed over the platen surface from lifting away from the platen surface.Type: GrantFiled: November 11, 2014Date of Patent: April 26, 2016Assignee: Seiko Epson CorporationInventors: Taku Hirashima, Hironori Maekawa
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Patent number: 9290027Abstract: The carriage of a line printer has a head unit that supports a printhead, and a carriage frame that supports the head unit movably up and down. When moving the carriage from a standby position to an opposing position, the carriage is moved while the head unit is held at a up position where the gap to the platen unit is a first distance. The head unit is then lowered at the standby position from the up position to a down position where the platen gap is a second distance that is shorter than the first distance.Type: GrantFiled: October 30, 2014Date of Patent: March 22, 2016Assignee: Seiko Epson CorporationInventors: Norio Nagata, Hironori Maekawa, Takashi Aoki, Taku Hirashima
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Publication number: 20150304509Abstract: An inkjet printer enables flexibly controlling nozzle maintenance of nozzles that eject ink according to individual user needs. A printing device that prints by ejecting ink from nozzles, includes a user interface unit that receives configuration information related to a nozzle maintenance process of the nozzles; and a nozzle maintenance control unit that executes a nozzle check at a set nozzle check timing as the nozzle maintenance process when the configuration information includes information to execute a nozzle check, and information about the timing of the nozzle check to execute when a clogged nozzle having an ink ejection problem is detected.Type: ApplicationFiled: March 24, 2015Publication date: October 22, 2015Applicant: SEIKO EPSON CORPORATIONInventors: Kei Jintsugawa, Hironori Maekawa, Keiko Negishi, Takeshi Komaki
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Publication number: 20150197105Abstract: A printer has a platen top unit fastened above the platen unit. The platen top unit is separate from the platen unit, and has first star wheels and second star wheels disposed on parallel horizontal frame members extending perpendicularly to the media conveyance direction above the platen surface. The first star wheels and second star wheels prevent the continuous paper conveyed over the platen surface from lifting away from the platen surface.Type: ApplicationFiled: November 11, 2014Publication date: July 16, 2015Inventors: Taku Hirashima, Hironori Maekawa
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Patent number: 9079429Abstract: The invention provides, as an aspect thereof, an inkjet printer that connects a vacuum fan on the printer case side and a vacuum platen on the cover side through a short vacuum path. The platen moves in conjunction with the cover of the roll paper compartment. The platen is a vacuum platen having vacuum regions, suction holes, and a platen-side air path on the platen side, and a vacuum fan and a vacuum duct that connects the vacuum fan to the suction unit of the platen on the printer case side. The vacuum duct is disconnected from the suction unit of the platen when the platen moves in conjunction with the cover, and the length of the vacuum duct can therefore be short, corresponding to the distance between the intake opening of the vacuum fan and the suction unit of the platen when the cover is closed.Type: GrantFiled: January 23, 2014Date of Patent: July 14, 2015Assignee: Seiko Epson CorporationInventors: Shun Oya, Hironori Maekawa
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Publication number: 20150116424Abstract: The carriage of a line printer has a head unit that supports a printhead, and a carriage frame that supports the head unit movably up and down. When moving the carriage from a standby position to an opposing position, the carriage is moved while the head unit is held at a up position where the gap to the platen unit is a first distance. The head unit is then lowered at the standby position from the up position to a down position where the platen gap is a second distance that is shorter than the first distance.Type: ApplicationFiled: October 30, 2014Publication date: April 30, 2015Applicant: Seiko Epson CorporationInventors: Norio Nagata, Hironori Maekawa, Takashi Aoki, Taku Hirashima
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Publication number: 20140132692Abstract: The invention provides, as an aspect thereof, an inkjet printer that connects a vacuum fan on the printer case side and a vacuum platen on the cover side through a short vacuum path. The platen moves in conjunction with the cover of the roll paper compartment. The platen is a vacuum platen having vacuum regions, suction holes, and a platen-side air path on the platen side, and a vacuum fan and a vacuum duct that connects the vacuum fan to the suction unit of the platen on the printer case side. The vacuum duct is disconnected from the suction unit of the platen when the platen moves in conjunction with the cover, and the length of the vacuum duct can therefore be short, corresponding to the distance between the intake opening of the vacuum fan and the suction unit of the platen when the cover is closed.Type: ApplicationFiled: January 23, 2014Publication date: May 15, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Shun Oya, Hironori Maekawa
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Patent number: 8684517Abstract: The invention provides, as an aspect thereof, an inkjet printer that connects a vacuum fan on the printer case side and a vacuum platen on the cover side through a short vacuum path. The platen moves in conjunction with the cover of the roll paper compartment. The platen is a vacuum platen having vacuum regions, suction holes, and a platen-side air path on the platen side, and a vacuum fan and a vacuum duct that connects the vacuum fan to the suction unit of the platen on the printer case side. The vacuum duct is disconnected from the suction unit of the platen when the platen moves in conjunction with the cover, and the length of the vacuum duct can therefore be short, corresponding to the distance between the intake opening of the vacuum fan and the suction unit of the platen when the cover is closed.Type: GrantFiled: October 31, 2011Date of Patent: April 1, 2014Assignee: Seiko Epson CorporationInventors: Shun Oya, Hironori Maekawa
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Patent number: 8654356Abstract: Characterized by having a printer cover that is attached to a main unit and opens and closes; a contact member that contacts or separates from an installation surface according to the state of the printer relative to an installation surface on which the printer is placed; and a preventing member that does not prevent the opening or closing operation of the printer cover when the contact member contacts the installation surface, and prevents the opening or closing operation of the printer cover when the contact member separates from the installation surface.Type: GrantFiled: April 23, 2012Date of Patent: February 18, 2014Assignee: Seiko Epson CorporationInventors: Hironori Maekawa, Masahiko Yamada