Patents by Inventor Kazuo Otsuka
Kazuo Otsuka 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: 20190160825Abstract: A liquid ejecting apparatus includes a carriage unit which is provided with a liquid ejecting head, a liquid storage container which is storing a liquid, a tube which is connected to the carriage unit and which supplies the liquid which is fed from the liquid storage container to the carriage unit, a first driven roller which is provided on a downstream of the liquid ejecting head and which comes into contact with a surface of the medium which faces the liquid ejecting head, and a tube support surface which is positioned closer to a bottom side than the carriage unit in a vertical direction, and supports the tube, in which the tube support surface is at a position which is deviated from the first driven roller in the transport direction of the medium and falls within a height range of the first driven roller in the vertical direction.Type: ApplicationFiled: November 28, 2018Publication date: May 30, 2019Inventors: Kazuhisa TAKEDA, Kazuo OTSUKA, Satoshi KAWAMURA
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Publication number: 20190126646Abstract: A medium transporting device provided in a printer includes a curved path in which a paper sheet after recording is curved and inverted, a plurality of first ribs that extend in a medium transportation direction in a facing area facing a recording head, that are provided at intervals in a width direction intersecting the medium transportation direction, and that form cockling on the paper sheet, a plurality of second ribs that are provided on an outer curved portion of the curved path, and a plurality of third ribs that are provided on an inner curved portion of the curved path. The plurality of second ribs and the plurality of third ribs are disposed at positions in the width direction that correspond to a mountain portion and a valley portion of the cockling of the paper sheet that is formed by the plurality of first ribs.Type: ApplicationFiled: October 29, 2018Publication date: May 2, 2019Inventors: Kazuhisa TAKEDA, Kazuo OTSUKA
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Publication number: 20190092048Abstract: A medium transport device includes a first transport route for discharging a medium processed by a processing unit, a second transport route for discharging the medium processed by the processing unit, and a medium receiving tray that is capable of switching a state between a medium receiving state of receiving the medium that is discharged through the first transport route and a medium unreceivable state achieved by performing state switching from the medium receiving state. The first transport route comes into a non-formed state and at least a part of the medium receiving tray forms the second transport route when the medium receiving tray is in the medium unreceivable state, and the second transport route comes into the non-formed state and the first transport route is formed when the medium receiving tray comes into the medium receiving state.Type: ApplicationFiled: September 25, 2018Publication date: March 28, 2019Inventors: Kazuo OTSUKA, Kazuhisa TAKEDA
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Publication number: 20190092047Abstract: A medium transport device includes a first transport route for discharging a medium processed by a processing unit to an outer side of a housing in which the processing unit is provided, and a second transport route for discharging a medium processed by the processing unit to the outer side of the housing. The housing has an openable/closeable or detachable cover, and at least one of the first transport route and a route forming member constituting the first transport route and at least one of the second transport route and a route forming member constituting the second transport route to be exposed by opening or detaching of the cover.Type: ApplicationFiled: September 25, 2018Publication date: March 28, 2019Inventors: Kazuo OTSUKA, Kazuhisa TAKEDA
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Publication number: 20190092051Abstract: In a support member that is disposed to face a liquid emitting head and supports a medium, in a first region through which an edge of a first medium in a medium width direction passes, a liquid receiving portion is provided which receives a liquid emitted on a region deviated from the edge of the first medium in the medium width direction, and in a second region as a region through which an edge of a second medium in which a size thereof in the medium width direction is larger than that of the first medium passes, an absorbing material disposing portion at which a liquid absorbing material which absorbs the liquid guided from the liquid receiving portion is disposed to be capable of being exposed from an upper side of the support member is provided.Type: ApplicationFiled: September 27, 2018Publication date: March 28, 2019Inventors: Kazuo OTSUKA, Yosuke NAKANO, Eiji TAKETSUGU, Atsuhiko TAKEUCHI, Kazuhisa KAWAKAMI
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Publication number: 20190030931Abstract: A recording apparatus includes a medium storage cassette which includes a medium storage region and is capable of being inserted and removed with respect to an apparatus main body, in which the medium storage cassette includes a main cassette unit and a sub-cassette unit which is capable of switching between a first state and a second state which is displaced more in the removal direction than in the first state to expand the medium storage region, and in which the apparatus main body includes a cover which is provided to be capable of being displaced between a position corresponding to the first state of the sub-cassette unit and a position corresponding to the second state and which covers a top portion of the medium storage region on the removal direction side.Type: ApplicationFiled: July 26, 2018Publication date: January 31, 2019Inventors: Kazuo OTSUKA, Satoshi NAKATA, Katsumi YAMADA, Manato NISHI, Kenichi FURUYA
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Patent number: 10118423Abstract: A recording device includes a carriage that has a recording head that performs recording on a medium and a plurality of liquid cartridges that house a liquid to be ejected from the recording head, the plurality of liquid cartridges being arranged in a line in a direction that intersects the movement direction of the carriage and being provided with target detection units, and a detector that includes a moving part which moves in a direction that intersects the movement direction of the carriage and that, by the movement of the moving part, detects the residual amount of the liquid between the detector and each of the target detection units of the plurality of the liquid cartridges.Type: GrantFiled: April 26, 2017Date of Patent: November 6, 2018Assignee: Seiko Epson CorporationInventors: Satoshi Nakata, Hitoshi Igarashi, Kazuo Otsuka, Masafumi Furuyama
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Patent number: 9889998Abstract: A recording apparatus includes a recording unit which performs recording on a recording medium, a tray which stores the recording medium, a tray storage portion which stores the tray, a feed roller which feeds the recording medium out from the tray, and a roller support member which supports the feed roller and causes the feed roller to be lifted and lowered in relation to the tray by changing posture, in which a cam shaft capable of rotating is provided in the tray storage portion, in which the cam shaft is provided with a first engaging portion which engages with the tray and a second engaging portion which engages with the roller support member, and in which the roller support member is configured to change posture due to the tray causing the cam shaft to rotate.Type: GrantFiled: October 17, 2016Date of Patent: February 13, 2018Assignee: Seiko Epson CorporationInventors: Narihiro Oki, Kazuo Otsuka
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Publication number: 20170355197Abstract: A liquid holding unit supplies liquid to a liquid ejector of a liquid ejection device. The liquid holding unit includes a liquid holder, an inlet, a plug, a shaft, and an engagement portion. The liquid holder holds the liquid. The housing accommodates the liquid holder. The inlet is used to fill the liquid holder with the liquid. The plug opens and closes the inlet and includes an elastically deformable plug body that covers the inlet and a holding member that holds the plug body and has higher rigidity than the plug body. The shaft is arranged on one of the housing and the plug. The plug is pivotal about the shaft. The engagement portion arranged on the other one of the housing and the plug and engaged with the shaft.Type: ApplicationFiled: May 30, 2017Publication date: December 14, 2017Inventors: Shoma KUDO, Naomi KIMURA, Hideki OKUMURA, Motoyoshi SHIROTORI, Kazuo OTSUKA, Masafumi FURUYAMA
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Publication number: 20170346960Abstract: A recording apparatus, comprising: an apparatus body; a recording device that is provided inside the apparatus body and performs recording on a medium; a supporting tray that is switchable between a drawn-out state and a housed state and, when in the drawn-out state, supports the medium that is to be fed toward the recording device, the drawn-out state being a state of being drawn out from the apparatus body, the housed state being a state of being housed in the apparatus body; and a unit that is detachably attached to the apparatus body and includes a reverse roller for reverse the medium, wherein the supporting tray has a portion that is configured to be on a path of attachment and detachment of the unit when in the housed state.Type: ApplicationFiled: May 19, 2017Publication date: November 30, 2017Inventor: Kazuo OTSUKA
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Publication number: 20170313107Abstract: A recording device includes a carriage that has a recording head that performs recording on a medium and a plurality of liquid cartridges that house a liquid to be ejected from the recording head, the plurality of liquid cartridges being arranged in a line in a direction that intersects the movement direction of the carriage and being provided with target detection units, and a detector that includes a moving part which moves in a direction that intersects the movement direction of the carriage and that, by the movement of the moving part, detects the residual amount of the liquid between the detector and each of the target detection units of the plurality of the liquid cartridges.Type: ApplicationFiled: April 26, 2017Publication date: November 2, 2017Inventors: Satoshi NAKATA, Hitoshi IGARASHI, Kazuo OTSUKA, Masafumi FURUYAMA
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Patent number: 9725262Abstract: A printer includes a lower tray and an upper tray provided above the lower tray. Each tray is provided with an edge guide that is displaceable according to the sheet size and that guides an edge of sheets. A guide sensor capable of detecting the distance to each edge guide is spaced from the edge guide by a gap in the displacement direction of the edge guide.Type: GrantFiled: August 21, 2015Date of Patent: August 8, 2017Assignee: Seiko Epson CorporationInventor: Kazuo Otsuka
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Publication number: 20170217221Abstract: A recording apparatus includes a medium storage section that stores a medium, an inverting pathway that bends and inverts medium that has been fed out from the medium storage section, a transport unit that is provided at a position downstream of the inverting pathway and lower than a top portion of the inverting pathway in an apparatus height direction, and that transports medium to a side of a recording section where the medium is recorded on, and a feed-in roller that provides between the inverting pathway and the transport unit, and feeds medium toward a downstream side. At least part of the feed-in roller overlaps with the inverting pathway in the apparatus height direction.Type: ApplicationFiled: January 31, 2017Publication date: August 3, 2017Inventors: Kazuo OTSUKA, Tetsuya TAMURA, Hitoshi IGARASHI
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Publication number: 20170113472Abstract: A recording apparatus includes a recording unit which performs recording on a recording medium, a tray which stores the recording medium, a tray storage portion which stores the tray, a feed roller which feeds the recording medium out from the tray, and a roller support member which supports the feed roller and causes the feed roller to be lifted and lowered in relation to the tray by changing posture, in which a cam shaft capable of rotating is provided in the tray storage portion, in which the cam shaft is provided with a first engaging portion which engages with the tray and a second engaging portion which engages with the roller support member, and in which the roller support member is configured to change posture due to the tray causing the cam shaft to rotate.Type: ApplicationFiled: October 17, 2016Publication date: April 27, 2017Inventors: Narihiro OKI, Kazuo OTSUKA
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Patent number: 9624053Abstract: A recording apparatus comprises: a medium tray on which a medium is set vertically, or with a tilt; a feed roller that feeds the medium set on the medium tray by rotating while being in contact with the medium; a recording unit that performs recording on the medium; an urging mechanism for urging the medium and/or the feed roller in a direction of coming closer; and a restricting portion that faces a recording surface at a lower edge portion of the medium set on the medium tray and restricts movement of the lower edge of the medium, wherein the feed roller feeds the medium so that the lower edge of the medium can get over an upper end of the restricting portion.Type: GrantFiled: January 8, 2016Date of Patent: April 18, 2017Assignee: Seiko Epson CorporationInventor: Kazuo Otsuka
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Publication number: 20160221368Abstract: A recording apparatus comprises: a medium tray on which a medium is set vertically, or with a tilt; a feed roller that feeds the medium set on the medium tray by rotating while being in contact with the medium; a recording unit that performs recording on the medium; an urging mechanism for urging the medium and/or the feed roller in a direction of coming closer; and a restricting portion that faces a recording surface at a lower edge portion of the medium set on the medium tray and restricts movement of the lower edge of the medium, wherein the feed roller feeds the medium so that the lower edge of the medium can get over an upper end of the restricting portion.Type: ApplicationFiled: January 8, 2016Publication date: August 4, 2016Inventor: Kazuo OTSUKA
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Publication number: 20160059593Abstract: A printer includes a lower tray and an upper tray provided above the lower tray. Each tray is provided with an edge guide that is displaceable according to the sheet size and that guides an edge of sheets. A guide sensor capable of detecting the distance to each edge guide is spaced from the edge guide by a gap in the displacement direction of the edge guide.Type: ApplicationFiled: August 21, 2015Publication date: March 3, 2016Inventor: Kazuo OTSUKA
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Patent number: 9039165Abstract: A recording apparatus includes: a transporting roller which includes a cylindrical shaft having one joint from one end portion to the other end portion of the shaft and transports a recording medium by being driven to rotate; a driven roller which holds and transports the recording medium with the transporting roller; and a recording section which performs recording on the recording medium, in which the joint includes a plurality of protrusion sections which protrude in a direction intersecting with an axial direction of the transporting roller, in which the plurality of protrusion sections are disposed in positions which do not come into contact with both end portions of the recording medium in the axial direction of the cylindrical shaft.Type: GrantFiled: August 5, 2013Date of Patent: May 26, 2015Assignee: Seiko Epson CorporationInventors: Kazuo Otsuka, Sho Aruga
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Publication number: 20140043419Abstract: A recording apparatus includes: a transporting roller which includes a cylindrical shaft having one joint from one end portion to the other end portion of the shaft and transports a recording medium by being driven to rotate; a driven roller which holds and transports the recording medium with the transporting roller; and a recording section which performs recording on the recording medium, in which the joint includes a plurality of protrusion sections which protrude in a direction intersecting with an axial direction of the transporting roller, in which the plurality of protrusion sections are disposed in positions which do not come into contact with both end portions of the recording medium in the axial direction of the cylindrical shaft.Type: ApplicationFiled: August 5, 2013Publication date: February 13, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Kazuo Otsuka, Sho Aruga
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Patent number: 7614739Abstract: A recording apparatus has a recording medium feeding mechanism for feeding a recording medium by one at a time, a recording head for performing recording, a discharging roller having a discharging driven roller and a discharge driving roller and a recording medium stacker capable of being changed to a first position in which recording is performed on a hard recording medium and a second position in which recording is performed on a recording medium fed by the recording medium feeding mechanism, wherein the discharging driven roller is in contact with the discharge driving roller in case the recording medium stacker is in second position, and the discharging driven roller is separated from a recording medium transfer path in case the recording medium stacker is in first position.Type: GrantFiled: July 16, 2007Date of Patent: November 10, 2009Assignee: Ryuka Law FirmInventors: Akira Anami, Takayuki Shiota, Mamoru Ukita, Narihiro Oki, Satoshi Nakata, Kazuo Otsuka