Patents by Inventor Ryoji Fujimori
Ryoji Fujimori 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: 9511590Abstract: A liquid supply apparatus includes plural outlet flow paths respectively connected to the plural mounting units in which plural liquid storing bodies are respectively mounted, a supply flow path to which the plural outlet flow paths are connected, a switching unit capable of switching a communication status of each outlet flow path with the supply flow path, and a pressurizing and supplying unit that pressurizes and supplies liquid in the liquid storing bodies to the supply flow path. If the amount of liquid remaining in the liquid storing body communicating with one of the outlet flow paths is less than or equal to a second threshold greater than a first threshold, liquid in the liquid storing body communicating with another outlet flow path different from the one outlet flow path is made ready to be pressurized and supplied.Type: GrantFiled: August 28, 2015Date of Patent: December 6, 2016Assignee: Seiko Epson CorporationInventors: Shunsuke Kuramata, Ryoji Fujimori, Satoru Kobayashi, Seiya Sato
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Publication number: 20160339710Abstract: A maintenance device includes a wiper that wipes a liquid ejecting unit; a double rack member which includes a rack sections made up of a first rack section and a second rack section and is configured to reciprocate the wiper; and an intermittent gear which includes a teeth portion which meshes with one of the two rack sections and a toothless portion which is arranged in line with the teeth portion in a rotation direction, wherein the double rack member allows the wiper to perform a forward motion when the first rack section meshes with the intermittent gear, and allows the wiper to perform a backward motion when the second rack section meshes with the intermittent gear.Type: ApplicationFiled: April 8, 2016Publication date: November 24, 2016Inventors: Seiya SATO, Ryoji FUJIMORI, Shion KUBOMURA
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Patent number: 9469115Abstract: A liquid container is configured to be detachably attached to a liquid container containing section in a liquid ejecting apparatus that includes the liquid container containing section, a supply flow path that supplies liquid from a liquid supply section that is provided in the liquid container containing section to a liquid ejecting section, and an opening and closing section that opens and closes the supply flow path. The liquid container includes an operation section configured to switch an opening and closing state of the opening and closing section by working together with an attaching and detaching operation with regard to the liquid container containing section.Type: GrantFiled: April 6, 2015Date of Patent: October 18, 2016Assignee: Seiko Epson CorporationInventors: Naoki Naito, Keiichiro Yoshino, Ryoji Fujimori, Takeshi Iwamuro
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Patent number: 9427974Abstract: A liquid supply system includes a common mounting portion into which a first liquid storage body capable of storing a liquid and a substitute mounting body which is connected to a second liquid storage body capable of storing a liquid can be exchangeably mounted, a mounting target detection unit capable of detecting whether or not the first liquid storage body and the substitute mounting body are mounted to the common mounting portion, a pressurization supply unit which supplies the liquid which is stored in the second liquid storage body to the substitute mounting body under pressure, and a control unit which drives the pressure supply unit when a plurality of control conditions are satisfied.Type: GrantFiled: July 30, 2015Date of Patent: August 30, 2016Assignee: Seiko Epson CorporationInventors: Ryoji Fujimori, Takeshi Iwamuro, Naoki Naito, Shunsuke Kuramata, Keiichiro Yoshino, Satoru Kobayashi
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Publication number: 20160229189Abstract: A liquid container 16 mountable to a printing apparatus 11 that performs printing by discharging a liquid and capable of storing a liquid supplied in a pressurized state is provided with a liquid introduction part 47 through which the liquid is introduced, a tank 38 capable of storing the liquid introduced from the liquid introduction part 47, and a liquid supply part 48 that supplies the liquid in the tank 38 to a printing apparatus 11, and the tank 38 is molded to have flexibility.Type: ApplicationFiled: November 2, 2015Publication date: August 11, 2016Inventors: Masahiro KARASAWA, Satoru KOBAYASHI, Hiroshi NOSE, Naoki NAITO, Ryoji FUJIMORI, Takeshi IWAMURO, Yuji AOKI
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Publication number: 20160221349Abstract: A liquid container is configured to be placeable in a containing vessel having a pressurized space and a vessel-side liquid supply structure that is connected with a liquid consuming device. The liquid container comprises a liquid container body; a liquid supply structure that is configured to supply a liquid contained in the liquid container body to the vessel-side liquid supply structure; a container body holding assembly that is configured to hold the liquid container body; and a substrate holding structure that is provided in the container body holding assembly. The container body holding assembly is positioned relative to the containing vessel such that the liquid container body and the liquid supply structure are placed inside of the pressurized space and the substrate holding structure is placed outside of the pressurized space.Type: ApplicationFiled: January 19, 2016Publication date: August 4, 2016Inventors: Yuji AOKI, Naoki NAITO, Takeshi IWAMURO, Ryoji FUJIMORI, Keiichiro YOSHINO
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Patent number: 9340029Abstract: A liquid container is configured to be detachably attached to a liquid container storage section arranged at an incline such that a liquid supply section is a lower side in a direction of gravity. The liquid container includes a liquid container-side positioning section with which a mounting member-side engagement section provided to the liquid container storage section is engageable, and a liquid lead-out section to which the liquid supply section is connected. The liquid container-side positioning section and the mounting member-side engagement section are engaged before the liquid lead-out section and the liquid supply section are connected when the liquid container is mounted onto the liquid container storage section.Type: GrantFiled: April 6, 2015Date of Patent: May 17, 2016Assignee: Seiko Epson CorporationInventors: Naoki Naito, Keiichiro Yoshino, Ryoji Fujimori, Takeshi Iwamuro
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Publication number: 20160067975Abstract: A liquid supply apparatus includes plural outlet flow paths respectively connected to the plural mounting units in which plural liquid storing bodies are respectively mounted, a supply flow path to which the plural outlet flow paths are connected, a switching unit capable of switching a communication status of each outlet flow path with the supply flow path, and a pressurizing and supplying unit that pressurizes and supplies liquid in the liquid storing bodies to the supply flow path. If the amount of liquid remaining in the liquid storing body communicating with one of the outlet flow paths is less than or equal to a second threshold greater than a first threshold, liquid in the liquid storing body communicating with another outlet flow path different from the one outlet flow path is made ready to be pressurized and supplied.Type: ApplicationFiled: August 28, 2015Publication date: March 10, 2016Inventors: Shunsuke KURAMATA, Ryoji Fujimori, Satoru Kobayashi, Seiya Sato
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Publication number: 20160031225Abstract: A liquid supply system includes a common mounting portion into which a first liquid storage body capable of storing a liquid and a substitute mounting body which is connected to a second liquid storage body capable of storing a liquid can be exchangeably mounted, a mounting target detection unit capable of detecting whether or not the first liquid storage body and the substitute mounting body are mounted to the common mounting portion, a pressurization supply unit which supplies the liquid which is stored in the second liquid storage body to the substitute mounting body under pressure, and a control unit which drives the pressure supply unit when a plurality of control conditions are satisfied.Type: ApplicationFiled: July 30, 2015Publication date: February 4, 2016Inventors: Ryoji FUJIMORI, Takeshi IWAMURO, Naoki NAITO, Shunsuke KURAMATA, Keiichiro YOSHINO, Satoru KOBAYASHI
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Patent number: 9216583Abstract: A liquid container is configured to be detachably attached to a liquid container storage section having a liquid supply section, and a damping section including a movement section that seals off one end of a recess space and is movable in a direction of compression in which air of the recess space is compressed, and an urging section that urges the movement section in a direction opposite to the direction of compression. The liquid container includes a liquid lead-out section configured to be connected to the liquid supply section, and an abutment section arranged on a same side as a side section to which the liquid lead-out section is provided, and abuttable against the movement section in a direction of mounting that matches the direction of compression when the liquid container moves in the direction of mounting with respect to the liquid container storage section.Type: GrantFiled: March 17, 2015Date of Patent: December 22, 2015Assignee: Seiko Epson CorporationInventors: Yuji Aoki, Naoki Naito, Takeshi Iwamuro, Ryoji Fujimori, Keiichiro Yoshino
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Publication number: 20150290946Abstract: A liquid container is configured to be detachably attached to a liquid container containing section in a liquid ejecting apparatus that includes the liquid container containing section, a supply flow path that supplies liquid from a liquid supply section that is provided in the liquid container containing section to a liquid ejecting section, and an opening and closing section that opens and closes the supply flow path. The liquid container includes an operation section configured to switch an opening and closing state of the opening and closing section by working together with an attaching and detaching operation with regard to the liquid container containing section.Type: ApplicationFiled: April 6, 2015Publication date: October 15, 2015Inventors: Naoki NAITO, Keiichiro YOSHINO, Ryoji FUJIMORI, Takeshi IWAMURO
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Publication number: 20150290945Abstract: A liquid container is configured to be detachably attached to a liquid container storage section arranged at an incline such that a liquid supply section is a lower side in a direction of gravity. The liquid container includes a liquid container-side positioning section with which a mounting member-side engagement section provided to the liquid container storage section is engageable, and a liquid lead-out section to which the liquid supply section is connected. The liquid container-side positioning section and the mounting member-side engagement section are engaged before the liquid lead-out section and the liquid supply section are connected when the liquid container is mounted onto the liquid container storage section.Type: ApplicationFiled: April 6, 2015Publication date: October 15, 2015Inventors: Naoki NAITO, Keiichiro YOSHINO, Ryoji FUJIMORI, Takeshi IWAMURO
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Publication number: 20150273842Abstract: A liquid container is configured to be detachably attached to a liquid container storage section having a liquid supply section, and a damping section including a movement section that seals off one end of a recess space and is movable in a direction of compression in which air of the recess space is compressed, and an urging section that urges the movement section in a direction opposite to the direction of compression. The liquid container includes a liquid lead-out section configured to be connected to the liquid supply section, and an abutment section arranged on a same side as a side section to which the liquid lead-out section is provided, and abuttable against the movement section in a direction of mounting that matches the direction of compression when the liquid container moves in the direction of mounting with respect to the liquid container storage section.Type: ApplicationFiled: March 17, 2015Publication date: October 1, 2015Inventors: Yuji AOKI, Naoki NAITO, Takeshi IWAMURO, Ryoji FUJIMORI, Keiichiro YOSHINO
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Publication number: 20150273501Abstract: A liquid ejecting apparatus includes a liquid container containing section, and a pressurizing section that pressurizes inside of the liquid container containing section. The liquid container containing section has a casing that contains a liquid container, a mounting member that is mounted with the liquid container, and a cover that covers an opening that is formed in the casing, the mounting member is arranged inside the casing on the opening side, the cover is arranged outside the casing on the opening side, and the mounting member is fixed to the cover.Type: ApplicationFiled: March 27, 2015Publication date: October 1, 2015Inventors: Naoki NAITO, Keiichiro YOSHINO, Ryoji FUJIMORI, Takeshi IWAMURO
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Patent number: 9056484Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.Type: GrantFiled: June 4, 2014Date of Patent: June 16, 2015Assignee: Seiko Epson CorporationInventors: Koji Ito, Masato Murayama, Ryoji Fujimori, Koji Harada, Tsuyoshi Hayashi
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Publication number: 20140285589Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.Type: ApplicationFiled: June 4, 2014Publication date: September 25, 2014Inventors: Koji ITO, Masato MURAYAMA, Ryoji FUJIMORI, Koji HARADA, Tsuyoshi HAYASHI
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Patent number: 8764176Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.Type: GrantFiled: March 26, 2013Date of Patent: July 1, 2014Assignee: Seiko Epson CorporationInventors: Koji Ito, Masato Murayama, Ryoji Fujimori, Koji Harada, Tsuyoshi Hayashi
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Publication number: 20130286114Abstract: A liquid ejecting apparatus includes a liquid ejecting head, an ink supply tube that supplies ink to the liquid ejecting head, a pressure control valve that opens as a result of depressurization on the liquid ejecting head side, a check valve provided upstream from the pressure control valve, an ink circulation tube that is connected at both ends to the ink supply tube between the pressure control valve and the check valve, and a tube pump provided in the ink circulation tube; in this configuration, by providing at least one of an ink return tube and a liquid reservoir portion that is capable of holding liquid in a liquid flow channel in a pressurized state, a rise in pressure within a circulating flow channel caused by pump operations can be suppressed.Type: ApplicationFiled: March 26, 2013Publication date: October 31, 2013Applicant: SEIKO EPSON CORPORATIONInventors: Koji ITO, Masato MURAYAMA, Ryoji FUJIMORI, Koji HARADA, Tsuyoshi HAYASHI
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Publication number: 20100045732Abstract: A liquid ejecting apparatus for ejecting a liquid by using a liquid ejecting head provided with nozzles, includes: a cap capable of being mounted on the liquid ejecting head, wherein the cap includes a seal member which comes into close contact with the liquid ejecting head when the cap is mounted on the ejecting head, and the seal member is a member which is in a state where fluid is supplied in the interior thereof at least when the cap is mounted.Type: ApplicationFiled: August 18, 2009Publication date: February 25, 2010Applicant: SEIKO EPSON CORPORATIONInventors: Ryoji Fujimori, Shigenori Fukasawa