Patents by Inventor Hiroki Iwata
Hiroki Iwata 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: 20240117759Abstract: A power generation facility in an embodiment includes: a boiler; a high-pressure turbine to which steam generated in the boiler is introduced; a low-pressure turbine provided downstream of the high-pressure turbine; and a condenser that condenses steam discharged from the low-pressure turbine. The power generation facility further includes: a feed pipe that leads feedwater in the condenser to the boiler; a heat storage and steam generation device that has a heat storage function that uses surplus energy generated in an own system to store heat, and a steam generation function that has part of feedwater led by the feed pipe introduced thereinto and turns the feedwater into steam by the stored heat; and a steam supply pipe that supplies steam generated in the heat storage and steam generation device to an own system.Type: ApplicationFiled: July 19, 2023Publication date: April 11, 2024Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Hiromutsu MIKI, Keiko SHIMIZU, Hiroki SHIRAISHI, Yoshihiro IWATA, Yukitoshi OOTA
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Patent number: 11912284Abstract: An alighting assistance device D of the present disclosure may be a device moving a driver seat rearward in a case where a determination may be made that an occupant seated on the driver seat of a vehicle alights. The device may include a height changer which changes a height of a steering wheel, a sitting height acquirer which acquires a sitting height of the occupant, and a steering wheel controller 33 as one example of a height controller which controls the height changer such that the height of the steering wheel becomes lower as the sitting height acquired by the sitting height acquirer may be higher in the case where a determination is made that the occupant alights.Type: GrantFiled: January 5, 2022Date of Patent: February 27, 2024Assignee: MAZDA MOTOR CORPORATIONInventors: Yoshito Hirata, Tomonori Ohtsubo, Hiroki Uemura, Kengo Iwata, Masato Maeda, Hiroaki Matsuda, Masahito Kashihara, Chieko Nakagami
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Publication number: 20230299623Abstract: A stator includes a stator core having an inner circumference and an outer circumference each of which is annular, and slots which open to the inner circumference, and a coil wound on the stator core in distributed winding. The coil has an inner circumferential side coil disposed on an inner circumference side in the slot and an outer circumferential side coil disposed on an outer circumference side in the slot. The inner circumferential side coil and the outer circumferential side coil are of the same phase and connected in parallel. A resistance of the inner circumferential side coil is smaller than a resistance of the outer circumferential side coil.Type: ApplicationFiled: September 11, 2020Publication date: September 21, 2023Inventors: Hiroki IWATA, Atsushi MATSUOKA
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Patent number: 11320078Abstract: The present invention provides a checking tool for a tube coupler with which it is possible to visually check an attachment state of the tube coupler. A checking tool 10 for a tube coupler according to the present invention is a checking tool configured to be attached to a tube coupler 30, the tube coupler being formed of a first coupling piece 31 and a second coupling piece 35 hingedly connected to each other so as to be able to be opened and closed, being configured to couple tubes to each other with use of the first coupling piece and the second coupling piece, and having hook pieces 33 and 37 that are provided protruding from outer circumferential surfaces of the first coupling piece and the second coupling piece.Type: GrantFiled: July 12, 2019Date of Patent: May 3, 2022Assignees: YODOGAWA HU-TECH CO., LTD., CKD CORPORATIONInventors: Naoyuki Oba, Akihiro Yamamoto, Katsumi Ogawa, Hiroki Iwata
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Patent number: 11161229Abstract: The present invention provides a clamping jig for tube connection with which it is possible to clamp tubes even in a small and narrow space. A clamping jig for tube connection 10 according to the present invention is a clamping jig for tube connection that clamps joint-equipped tubes 60, each tube including a protruding collar portion 63 at a position rearward of its leading end.Type: GrantFiled: February 27, 2019Date of Patent: November 2, 2021Assignees: YODOGAWA HU-TECH CO., LTD., CKD CORPORATIONInventors: Akihiro Yamamoto, Naoyuki Oba, Katsumi Ogawa, Hiroki Iwata
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Patent number: 11073209Abstract: In a connected-part seal structure configured to couple a first connected part and a second connected part through a seal member, the taper angles of first and second inner pressure-contact tapered parts provided in the seal member are smaller than the taper angles of first and second inner tapered parts provided in the first and second connected parts. Thus, a pressure-contact force of first and second inside tapered pressure-contact allowances are larger as the inside tapered pressure-contact allowances are located closer to base end parts of first and second annular protrusions.Type: GrantFiled: October 25, 2017Date of Patent: July 27, 2021Assignee: CKD CORPORATIONInventors: Hideyuki Takeda, Hiroki Iwata, Hiroto Yasue, Shinjiro Hariyama
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Patent number: 11060637Abstract: A fluid-device connecting structure includes a first fluid device having a first connection part, a second fluid device having a second connection part, an annular seal member to connect the first and second connection parts, and a coupling member to keep the first and second connection parts in a connected state. The coupling member includes a first coupling segment and a second coupling segment, each including at one end a first hinge part or a second hinge part. The first and second connection parts each have a cylindrical outer shape. The first coupling segment has a U-like shape having an opening and surrounds the first and second connection parts over a range more than 180 degrees of an entire circumference of each of the first and second connection parts.Type: GrantFiled: November 8, 2017Date of Patent: July 13, 2021Assignee: CKD CORPORATIONInventors: Hideyuki Takeda, Hiroki Iwata, Hiroto Yasue, Yasunori Nishimura
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Patent number: 10718896Abstract: A display device includes: a display panel that displays an image on a front thereof; a light-guiding plate placed opposite to a back of the display panel; a storage container in which the light-guiding plate is stored, the storage container having a dish shape; a light-emitting element that supplies the display panel with light; and a light source substrate having a short side part on a first surface of which the light-emitting element is mounted and a long side part projecting inward from the first surface of the short side part, the first surface of the short side part being disposed to face a peripheral edge of the light-guiding plate, the light source substrate having a shape of letter L in cross section. In the display device, the long side part of the light source substrate and a bottom plate of the storage container are thermally connected to each other.Type: GrantFiled: February 20, 2019Date of Patent: July 21, 2020Assignee: SHARP KABUSHIKI KAISHAInventor: Hiroki Iwata
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Publication number: 20200025322Abstract: The present invention provides a checking tool for a tube coupler with which it is possible to visually check an attachment state of the tube coupler. A checking tool 10 for a tube coupler according to the present invention is a checking tool configured to be attached to a tube coupler 30, the tube coupler being formed of a first coupling piece 31 and a second coupling piece 35 hingedly connected to each other so as to be able to be opened and closed, being configured to couple tubes to each other with use of the first coupling piece and the second coupling piece, and having hook pieces 33 and 37 that are provided protruding from outer circumferential surfaces of the first coupling piece and the second coupling piece.Type: ApplicationFiled: July 12, 2019Publication date: January 23, 2020Applicants: YODOGAWA HU-TECH CO.,LTD., CKD CORPORATIONInventors: Naoyuki OBA, Akihiro YAMAMOTO, Katsumi OGAWA, Hiroki IWATA
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Publication number: 20190321951Abstract: The present invention provides a clamping jig for tube connection with which it is possible to clamp tubes even in a small and narrow space. A clamping jig for tube connection 10 according to the present invention is a clamping jig for tube connection that clamps joint-equipped tubes 60, each tube including a protruding collar portion 63 at a position rearward of its leading end.Type: ApplicationFiled: February 27, 2019Publication date: October 24, 2019Applicants: YODOGAWA HU-TECH CO.,LTD., CKD CORPORATIONInventors: Akihiro YAMAMOTO, Naoyuki OBA, Katsumi OGAWA, Hiroki IWATA
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Publication number: 20190301608Abstract: In a connected-part seal structure configured to couple a first connected part and a second connected part through a seal member, the taper angles of first and second inner pressure-contact tapered parts provided in the seal member are smaller than the taper angles of first and second inner tapered parts provided in the first and second connected parts. Thus, a pressure-contact force of first and second inside tapered pressure-contact allowances are larger as the inside tapered pressure-contact allowances are located closer to base end parts of first and second annular protrusions.Type: ApplicationFiled: October 25, 2017Publication date: October 3, 2019Applicant: CKD CORPORATIONInventors: Hideyuki TAKEDA, Hiroki IWATA, Hiroto YASUE, Shinjiro HARIYAMA
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Publication number: 20190257997Abstract: A display device includes: a display panel that displays an image on a front thereof; a light-guiding plate placed opposite to a back of the display panel; a storage container in which the light-guiding plate is stored, the storage container having a dish shape; a light-emitting element that supplies the display panel with light; and a light source substrate having a short side part on a first surface of which the light-emitting element is mounted and a long side part projecting inward from the first surface of the short side part, the first surface of the short side part being disposed to face a peripheral edge of the light-guiding plate, the light source substrate having a shape of letter L in cross section. In the display device, the long side part of the light source substrate and a bottom plate of the storage container are thermally connected to each other.Type: ApplicationFiled: February 20, 2019Publication date: August 22, 2019Inventor: HIROKI IWATA
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Publication number: 20180156362Abstract: A fluid-device connecting structure includes a first fluid device having a first connection part, a second fluid device having a second connection part, an annular seal member to connect the first and second connection parts, and a coupling member to keep the first and second connection parts in a connected state. The coupling member includes a first coupling segment and a second coupling segment, each including at one end a first hinge part or a second hinge part. The first and second connection parts each have a cylindrical outer shape. The first coupling segment has a U-like shape having an opening and surrounds the first and second connection parts over a range more than 180 degrees of an entire circumference of each of the first and second connection parts.Type: ApplicationFiled: November 8, 2017Publication date: June 7, 2018Applicant: CKD CORPORATIONInventors: Hideyuki TAKEDA, Hiroki IWATA, Hiroto YASUE, Yasunori NISHIMURA
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Patent number: 9631734Abstract: A fluid control device manifold includes a first body, a second body, and a connection part configured to interpose a seal member between the first and second bodies and allow a connecting tool to engage with engagement surfaces of the bodies. When a load is applied to the engagement surfaces to draw the first and second bodies close to each other, the seal member is press-fitted into the bodies. This press-fitted state is held by a clamp. One or both of the first and second bodies are internally provided with a plurality of the engagement surfaces extending in a nearly perpendicular direction to a drawing direction.Type: GrantFiled: October 25, 2013Date of Patent: April 25, 2017Assignee: CKD CORPORATIONInventors: Hideyuki Takeda, Midori Nishigaki, Hiroki Iwata
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Publication number: 20160165747Abstract: Provided are a display device capable of suppressing occurrence of defective products due to fastening defect of screws, having excellent productivity and workability, achieving narrowing of frame and thinning of set thickness with excellent appearance quality, and manufacturing at a low cost, as well as a television receiver including the display device. A TV receiver includes a display module, and horizontal frames which cover long side peripheral end part of a front surface of the display module. A first plate part and a second plate part forming each side of L-shaped connectors are provided with a plurality of female screws. The horizontal frame includes an end edge covering part which covers long side end edge part of the display module, and a side covering part which covers a side part thereof, and a protruding part which protrudes inwardly of the side covering part. The protruding part is provided with a plurality of screw insertion holes.Type: ApplicationFiled: June 18, 2013Publication date: June 9, 2016Applicant: SHARP KABUSHIKI KAISHAInventors: Hiroki IWATA, Toshihiro YAMAMICHI
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Patent number: 9228669Abstract: A fluid control valve includes: a valve main body including an inlet port and an outlet port, each being formed on opposite side surfaces; and a mounting plate attached to a lower end of the valve main body; wherein the valve main body has side surfaces located perpendicular to the opposite side surfaces and formed with locking protrusions, the mounting plate is formed with locking arms each extending from an upper end of the mounting plate, the locking arms each having a locking pawl facing and engaging with the protrusion, the valve main body is formed with an annular rib about an central axis on the lower end of the valve main body, and the upper end of the mounting plate is formed with a press-fit rib including a press-fit portion press-fitted in a wall surface of the annular rib.Type: GrantFiled: December 7, 2012Date of Patent: January 5, 2016Assignee: CKD CORPORATIONInventors: Hiroki Iwata, Hideyuki Takeda
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Publication number: 20150267830Abstract: A fluid control device manifold includes a first body, a second body, and a connection part configured to interpose a seal member between the first and second bodies and allow a connecting tool to engage with engagement surfaces of the bodies. When a load is applied to the engagement surfaces to draw the first and second bodies close to each other, the seal member is press-fitted into the bodies. This press-fitted state is held by a clamp. One or both of the first and second bodies are internally provided with a plurality of the engagement surfaces extending in a nearly perpendicular direction to a drawing direction.Type: ApplicationFiled: October 25, 2013Publication date: September 24, 2015Inventors: Hideyuki Takeda, Midori Nishigaki, Hiroki Iwata
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Publication number: 20150185538Abstract: Provided are a display device which is capable of suppressing occurrence of defective products due to fastening defect of screws, having excellent productivity, workability, and maintenance management properties, achieving narrowing of frame and thinning of set thickness with excellent quality, and manufacturing at a low cost, as well as a television receiver including the display device. A TV receiver includes a display module, and horizontal frames which cover long side peripheral end parts of a front surface of the display module. A screwing part of the fixing member is provided with female screw. The horizontal frame includes an end edge covering part which covers a long side end edge part of the display module and a side covering part which covers a side thereof, and a protruding part which protrudes inwardly of the side covering part. The protruding part is provided with screw insertion hole and notches.Type: ApplicationFiled: June 20, 2013Publication date: July 2, 2015Applicant: SHARP KABUSHIKI KAISHAInventors: Toshihiro Yamamichi, Hiroki Iwata
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Patent number: 9057449Abstract: A fluid control valve includes: a resin valve main body including inlet and outlet ports in opposite side surfaces, a valve chamber communicating between the inlet and outlet ports and opening at the upper surface center of the main body, and a valve seat provided in an inner wall of the chamber; a valve element movable into or out of contact with the valve seat; and a valve upper body including a drive part to drive the valve element. An inflow passage is formed like an L shape extending through the inner wall to communicate between the inlet port and the chamber via the valve seat. The inner wall is cylindrical having a thick-wall portion to have a wall thickness thicker on the inlet port side than on the outlet port side. The valve main body is provided, at a center of a lower surface, with a resin injected part.Type: GrantFiled: November 29, 2012Date of Patent: June 16, 2015Assignee: CKD CORPORATIONInventors: Hiroki Iwata, Akinori Uraki, Hideyuki Takeda
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Patent number: D687515Type: GrantFiled: February 1, 2012Date of Patent: August 6, 2013Assignee: CKD CorporationInventors: Hiroki Iwata, Akina Imamura, Hiroyuki Murase, Hideyuki Takeda, Shinji Ikenoya