Patents by Inventor Hiromichi NAKASHIMA
Hiromichi NAKASHIMA 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: 10967637Abstract: A liquid ejecting apparatus includes a liquid ejecting head configured to eject a liquid onto a medium; a maintenance unit that performs a maintenance operation for the liquid ejecting head; a mounting mechanism in which is mounted a waste liquid container that houses a portion of the liquid discharged as a waste liquid from the liquid ejecting head; and an access area that is provided vertically below a transport path along which the medium is transported and that is accessible from an apparatus front side, which is a downstream side in a transport direction in which the medium is transported, the mounting mechanism including a housing portion that houses the waste liquid container and being disposed so that a mounting port for mounting the waste liquid container in the housing portion opens to the access area.Type: GrantFiled: February 8, 2019Date of Patent: April 6, 2021Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Hitotoshi Kimura
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Patent number: 10618289Abstract: A liquid ejecting apparatus includes a liquid ejecting head provided with a nozzle and a cap that executes capping for forming a first space to which the nozzle is open, in a surrounding manner. The cap includes a capping member that is provided with a suction hole and an atmosphere communicating hole which is configured to allow an inside of the cap to communicate with an outside, a liquid absorber that is disposed inside the capping member, and a reception member that is disposed inside the capping member so as to form a second space between the liquid absorber and the reception member. The second space is positioned closer to a side of the liquid ejecting head than to the liquid absorber in a posture of capping, and the atmosphere communicating hole is open to the second space.Type: GrantFiled: December 5, 2018Date of Patent: April 14, 2020Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Yuichi Urabe, Kentaro Murakami, Shuji Funada, Hisashi Sato, Akihiro Furuya
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Publication number: 20190248144Abstract: A liquid ejecting apparatus includes a liquid ejecting head configured to eject a liquid onto a medium; a maintenance unit that performs a maintenance operation for the liquid ejecting head; a mounting mechanism in which is mounted a waste liquid container that houses a portion of the liquid discharged as a waste liquid from the liquid ejecting head; and an access area that is provided vertically below a transport path along which the medium is transported and that is accessible from an apparatus front side, which is a downstream side in a transport direction in which the medium is transported, the mounting mechanism including a housing portion that houses the waste liquid container and being disposed so that a mounting port for mounting the waste liquid container in the housing portion opens to the access area.Type: ApplicationFiled: February 8, 2019Publication date: August 15, 2019Inventors: Hiromichi NAKASHIMA, Hitotoshi KIMURA
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Publication number: 20190176472Abstract: A liquid ejecting apparatus includes a liquid ejecting head provided with a nozzle and a cap that executes capping for forming a first space to which the nozzle is open, in a surrounding manner. The cap includes a capping member that is provided with a suction hole and an atmosphere communicating hole which is configured to allow an inside of the cap to communicate with an outside, a liquid absorber that is disposed inside the capping member, and a reception member that is disposed inside the capping member so as to form a second space between the liquid absorber and the reception member. The second space is positioned closer to a side of the liquid ejecting head than to the liquid absorber in a posture of capping, and the atmosphere communicating hole is open to the second space.Type: ApplicationFiled: December 5, 2018Publication date: June 13, 2019Inventors: Hiromichi NAKASHIMA, Yuichi URABE, Kentaro MURAKAMI, Shuji FUNADA, Hisashi SATO, Akihiro FURUYA
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Patent number: 9139009Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path for supplying the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has a portion formed into a stepped shape and an angle formed by a width portion and a height portion in the portion formed into the stepped shape is 45 degrees or more and 90 degrees or less.Type: GrantFiled: August 21, 2013Date of Patent: September 22, 2015Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Jun Shimazaki, Noritaka Mitsuo
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Patent number: 9139010Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path configured and arranged to supply the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has a region with differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has at least one convex section formed by folding at each of one side and another side in a direction which intersects the vertical direction in the region.Type: GrantFiled: August 21, 2013Date of Patent: September 22, 2015Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Noritaka Mitsuo, Jun Shimazaki
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Patent number: 9033474Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain a plurality of types of ink including sedimentary ink, a head configured and arranged to discharges the ink, and an ink supply path section configured and arranged to supply the ink from the ink tank to the head. The ink supply path section includes a Cableveyor (registered trademark) accommodating a plurality of ink tubes. A plurality of ink tubes for the sedimentary ink among the plurality of ink tubes are mounted at the same height in a height direction inside the Cableveyor (registered trademark).Type: GrantFiled: August 21, 2013Date of Patent: May 19, 2015Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Noritaka Mitsuo, Jun Shimazaki
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Patent number: 8979250Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain sedimentary ink, a head configured and arranged to discharge the sedimentary ink, an ink tube configured and arranged to supply the sedimentary ink from the ink tank to the head, and a circulation pump configured and arranged to circulate the sedimentary ink in the ink tube. A connection section between the ink tube and a pipe of the circulation pump is provided at one of a horizontal section of the ink tube and an upper portion of a vertical section of the ink tube.Type: GrantFiled: August 20, 2013Date of Patent: March 17, 2015Assignee: Seiko Epson CorporationInventors: Hiromichi Nakashima, Noritaka Mitsuo
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Patent number: 8905526Abstract: A liquid discharge apparatus includes a first ink cartridge accommodating section configured and arranged to accommodate a plurality of ink cartridges, a second ink cartridge accommodating section provided to an upper side of the first ink cartridge accommodating section in a height direction configured and arranged to accommodate a plurality of ink cartridges, and a relay tank provided to an upper side of the second ink cartridge accommodating section in the height direction, and configured and arranged to retain a plurality of inks sent from the first ink cartridge accommodating section and the second ink cartridge accommodating section. The ink cartridge with sedimentary ink among the plurality of ink cartridges is accommodated in the second ink cartridge accommodating section.Type: GrantFiled: August 21, 2013Date of Patent: December 9, 2014Assignee: Seiko Epson CorporationInventor: Hiromichi Nakashima
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Publication number: 20140063133Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain sedimentary ink, a head configured and arranged to discharge the sedimentary ink, an ink tube configured and arranged to supply the sedimentary ink from the ink tank to the head, and a circulation pump configured and arranged to circulate the sedimentary ink in the ink tube. A connection section between the ink tube and a pipe of the circulation pump is provided at one of a horizontal section of the ink tube and an upper portion of a vertical section of the ink tube.Type: ApplicationFiled: August 20, 2013Publication date: March 6, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Hiromichi NAKASHIMA, Noritaka MITSUO
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Publication number: 20140063135Abstract: A liquid discharge apparatus includes an ink tank configured and arranged to retain a plurality of types of ink including sedimentary ink, a head configured and arranged to discharges the ink, and an ink supply path section configured and arranged to supply the ink from the ink tank to the head. The ink supply path section includes a Cableveyor (registered trademark) accommodating a plurality of ink tubes. A plurality of ink tubes for the sedimentary ink among the plurality of ink tubes are mounted at the same height in a height direction inside the Cableveyor (registered trademark).Type: ApplicationFiled: August 21, 2013Publication date: March 6, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Hiromichi NAKASHIMA, Noritaka MITSUO, Jun SHIMAZAKI
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Publication number: 20140063136Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path configured and arranged to supply the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has a region with differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has at least one convex section formed by folding at each of one side and another side in a direction which intersects the vertical direction in the region.Type: ApplicationFiled: August 21, 2013Publication date: March 6, 2014Applicant: SEIKO EPSON CORPORATIONInventors: Hiromichi NAKASHIMA, Noritaka MITSUO, Jun SHIMAZAKI
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Publication number: 20140063134Abstract: A liquid discharge apparatus includes a head configured and arranged to discharge a liquid including a sedimentary substance, and a liquid supply path for supplying the liquid from a liquid tank where the liquid is retained to the head. The liquid supply path has differences in elevation of a predetermined length or more in a vertical direction. The liquid supply path has a portion formed into a stepped shape and an angle formed by a width portion and a height portion in the portion formed into the stepped shape is 45 degrees or more and 90 degrees or less.Type: ApplicationFiled: August 21, 2013Publication date: March 6, 2014Applicant: Seiko Epson CorporationInventors: Hiromichi NAKASHIMA, Jun SHIMAZAKI, Noritaka MITSUO
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Publication number: 20140063144Abstract: A liquid discharge apparatus includes a first ink cartridge accommodating section configured and arranged to accommodate a plurality of ink cartridges, a second ink cartridge accommodating section provided to an upper side of the first ink cartridge accommodating section in a height direction configured and arranged to accommodate a plurality of ink cartridges, and a relay tank provided to an upper side of the second ink cartridge accommodating section in the height direction, and configured and arranged to retain a plurality of inks sent from the first ink cartridge accommodating section and the second ink cartridge accommodating section. The ink cartridge with sedimentary ink among the plurality of ink cartridges is accommodated in the second ink cartridge accommodating section.Type: ApplicationFiled: August 21, 2013Publication date: March 6, 2014Applicant: SEIKO EPSON CORPORATIONInventor: Hiromichi NAKASHIMA