Patents by Inventor Hitoshi Katayama
Hitoshi Katayama 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: 20240114225Abstract: An inspection apparatus of an embodiment includes a rotor image-pickup unit for picking up an image of a rotor using a rotor image-pickup device in the air gap between the rotor and a stator. The rotor image-pickup device includes: a carriage casing; a camera; an image-pickup position changing part; and an image-pickup direction changing part. The camera is installed in the carriage casing, and picks up an image of a ventilation hole of the rotor in the air gap. The image-pickup position changing part is installed in the carriage casing, and changes an image-pickup position of the camera by moving the carriage casing in a circumferential direction of the rotor in the air gap. The image-pickup direction changing part is installed in the carriage casing, and changes an image-pickup direction of the camera to an inclined angle to a radial direction of the rotor in the air gap.Type: ApplicationFiled: July 24, 2023Publication date: April 4, 2024Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATIONInventors: Mitsunori YUMINAMOCHI, Akihiro MATSUZAKI, Masaoki SAITO, Hitoshi KATAYAMA, Fumio SATO, Dai NOZAKI
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Publication number: 20240066420Abstract: The present technology relates to an autonomous moving object and an information processing method that make it possible to improve the ability in expression of the autonomous moving object. The autonomous moving object is an autonomous moving object that operates autonomously, and includes a light emission section that changes a color and brightness of a surface of the autonomous moving object, and a motion controlling section that controls a light emission pattern that is a pattern of the color and brightness of the light emission section, on the basis of a state of the autonomous moving object. The present technology can be applied, for example, to an autonomously movable robot that imitates a creature.Type: ApplicationFiled: December 28, 2021Publication date: February 29, 2024Inventors: YUSUKE KAWABE, JUNNA IMAI, HITOSHI HASHIMOTO, TAKESHI KATAYAMA
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Patent number: 10871453Abstract: According to an embodiment, an inspection device comprises a moving body that includes; a moving main body which moves in contact with a first structure; arms attached to the moving main body; an arm driver to drive the arms; and a detector attached to the moving main body or the arms to inspect the second structure. The arms each can selectively take a pressed position and a detached position. When the moving body is moved, at least one of the arms are in the pressed position and pressed to the second structure, and the moving body is supported by the first and second structures.Type: GrantFiled: December 26, 2018Date of Patent: December 22, 2020Assignees: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions CorporationInventors: Manabu Watanabe, Akihiro Matsuzaki, Fumio Sato, Fujio Terai, Hitoshi Katayama, Yuichiro Gunji
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Patent number: 10732078Abstract: According to an embodiment, an inspection system comprises: a moving body including a moving main body movable along a structure; a detector attached to the moving main body; a shape information storage unit for storing shape information indicating shape and size of the structure; an inspection location information storage unit for storing information of inspection locations to be inspected; an inspection item information storage unit for storing information of inspection items to be inspected; a moving body location detecting unit for detecting moving body location information indicating location of the moving body; a moving control unit for controlling movement of the moving body; and an inspection control unit for inspection.Type: GrantFiled: December 26, 2018Date of Patent: August 4, 2020Assignees: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions CorporationInventors: Manabu Watanabe, Akihiro Matsuzaki, Fumio Sato, Fujio Terai, Hitoshi Katayama, Yuichiro Gunji
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Publication number: 20190195740Abstract: According to an embodiment, an inspection system comprises: a moving body including a moving main body movable along a structure; a detector attached to the moving main body; a shape information storage unit for storing shape information indicating shape and size of the structure; an inspection location information storage unit for storing information of inspection locations to be inspected; an inspection item information storage unit for storing information of inspection items to be inspected; a moving body location detecting unit for detecting moving body location information indicating location of the moving body; a moving control unit for controlling movement of the moving body; and an inspection control unit for inspection.Type: ApplicationFiled: December 26, 2018Publication date: June 27, 2019Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions CorporationInventors: Manabu WATANABE, Akihiro Matsuzaki, Fumio Sato, Fujio Terai, Hitoshi Katayama, Yuichiro Gunji
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Publication number: 20190199179Abstract: According to an embodiment, an inspection device comprises a moving body that includes; a moving main body which moves in contact with a first structure; arms attached to the moving main body; an arm driver to drive the arms; and a detector attached to the moving main body or the arms to inspect the second structure. The arms each can selectively take a pressed position and a detached position. When the moving body is moved, at least one of the arms are in the pressed position and pressed to the second structure, and the moving body is supported by the first and second structures.Type: ApplicationFiled: December 26, 2018Publication date: June 27, 2019Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions CorporationInventors: Manabu WATANABE, Akihiro MATSUZAKI, Fumio SATO, Fujio TERAI, Hitoshi KATAYAMA, Yuichiro GUNJI
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Patent number: 9166455Abstract: According to one embodiment, a rotating electrical machine has a vibrating-element. The vibrating-element has spring bars and circular members which cover spring bars while a part is connected to spring bars. The spring bars are connected to first stator core connection portions, which are formed so as to be spaced out in a circumferential direction from each other at two locations on a side surface of the stator core. The stator frame is connected by the second stator core connection portions, which are formed by two locations which are different from the first stator core connection portions, of the stator core. The second stator core connection portions contain a position adjacent to a node portion of a circular mode of vibration of the stator core, in which antinodes and nodes of vibration alternately appear in the circumferential direction as the vibrating-element is attached to the stator core.Type: GrantFiled: April 28, 2011Date of Patent: October 20, 2015Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masayuki Ichimonji, Toshio Hirano, Daisuke Murata, Hitoshi Katayama
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Patent number: 8986882Abstract: The present invention relates to a current collector including a base portion with a flat face, primary projections projecting from the flat face, and secondary projections projecting from the top of the primary projections. The present invention also relates to a current collector including a base portion with a flat face and primary projections projecting from the flat face, wherein the roughening rate of the top of the primary projections is 3 to 20. By using such a current collector, separation of the active material from the current collector can be inhibited when using an active material that has a high capacity but undergoes a large expansion at the time of lithium ion absorption.Type: GrantFiled: December 26, 2007Date of Patent: March 24, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Shuji Ito, Yasutaka Kogetsu, Kazuya Iwamoto, Kazuyoshi Honda, Taisuke Yamamoto, Yasuhiro Ueyama, Keisuke Ohara, Hitoshi Katayama
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Patent number: 8530084Abstract: An electrode 13 has an active material layer 12 formed on each of two whole main surfaces of a current collector 11. A part of an electrode lead 14 overlaps the electrode 13. One end face of the electrode 13 in the width direction of the electrode 13 is flush with one end face of the electrode lead 14. Joints 15 are formed at the one end of the electrode 13 in the width direction. The joints 15 join the electrode 13 and the electrode lead 14 so as to provide electrical continuity between the exposed part of the current collector 11 at the one end face of the electrode 13 in the width direction and the electrode lead 14. The joints 15 are formed, for example, by plasma welding.Type: GrantFiled: June 24, 2009Date of Patent: September 10, 2013Assignee: Panasonic CorporationInventors: Hitoshi Katayama, Takashi Nonoshita, Takeshi Kasamatsu, Shoichi Imashiku, Seiichi Kato, Masanori Sumihara
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Patent number: 8295702Abstract: An optical media converter system is divided into an outdoor installed optical media converter and an indoor installed unit, which are connected to each other through an electrical Ethernet cable. The indoor installed unit includes two electrical Ethernet terminations and a power source section for supplying an electrical power from indoor to outdoor. The outdoor installed optical media converter includes an optical-electric converter, optical Ethernet termination, electrical Ethernet termination, and a power source section for generating a power source by an electrical power supplied from the indoor. With the above configuration, there can be provided an optical media converter system in which the need to draw the fiber-optic cable into a home can be eliminated, cost involved in a wiring work can be reduced, and a circuit design thereof is advantageous in cost reduction.Type: GrantFiled: March 18, 2005Date of Patent: October 23, 2012Assignee: NEC CorporationInventors: Hitoshi Katayama, Yoshihiro Kakiuchi
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Publication number: 20120088136Abstract: Disclosed is a non-aqueous electrolyte secondary battery including: a cylindrical wound electrode group including a belt-like negative electrode, a belt-like positive electrode, and a belt-like separator interposed therebetween, the electrodes and separator being laminated and wound together; and a non-aqueous electrolyte. The cross section perpendicular to the winding axis of the electrode group has a radius of 3 mm or more. The negative electrode includes a current collector, an active material layer including a silicon-based active material and adhering to the surface of the current collector, and a strip-like lead connected to the current collector via an alloy layer comprising a copper-silicon alloy. The lead is connected at the round of winding radially 3 mm or more away from the winding axis of the electrode group, and includes a copper foil or copper alloy foil having a tensile strength per unit length of the short side width thereof of 3 N/mm to 50 N/mm.Type: ApplicationFiled: September 14, 2011Publication date: April 12, 2012Inventors: Yasutaka KOGETSU, Hitoshi Katayama
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Patent number: 8076805Abstract: A rotor of a rotating electric machine includes a cylindrical rotor core, a plurality of coil slots provided on an outer periphery of the rotor core along a rotor axis direction, rotor coils disposed in the coil slots by laminating a plurality of field conductors through an insulation material, a rotor wedge disposed at an opening end portion of the coil slot so as to support the rotor coil, a coil ventilation duct formed in the coil slot so as to pass through the rotor coils, the rotor wedge and the insulation material, and sub-slots provided at bottom portions of the coil slots so as to be communicated with rotor core ends and the coil ventilation ducts. In such a rotor of a rotating electric machine, the coil slot, the sub-slots and the coil ventilation duct constitute a cooling gas channel for distributing a cooling gas to thereby cool the rotor coils.Type: GrantFiled: March 28, 2008Date of Patent: December 13, 2011Assignee: Kabushiki Kaisha ToshibaInventors: Yasuo Kabata, Masafumi Fujita, Mikio Takabatake, Hitoshi Katayama, Mikio Kakiuchi, Koji Matsuyama, Yoshiyuki Shimoda
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Publication number: 20110266895Abstract: According to one embodiment, a rotating electrical machine has a vibrating-element. The vibrating-element has spring bars and circular members which cover spring bars while a part is connected to spring bars. The spring bars are connected to first stator core connection portions, which are formed so as to be spaced out in a circumferential direction from each other at two locations on a side surface of the stator core. The stator frame is connected by the second stator core connection portions, which are formed by two locations which are different from the first stator core connection portions, of the stator core. The second stator core connection portions contain a position adjacent to a node portion of a circular mode of vibration of the stator core, in which antinodes and nodes of vibration alternately appear in the circumferential direction as the vibrating-element is attached to the stator core.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Inventors: Masayuki ICHIMONJI, Toshio Hirano, Daisuke Murata, Hitoshi Katayama
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Publication number: 20110111293Abstract: A method for producing a negative electrode for a lithium ion battery includes the steps of: (1) preparing a negative electrode plate and a negative electrode lead, the negative electrode plate comprising a current collector and a thin-film negative electrode active material layer including an alloyable active material; (2) clamping the negative electrode plate and the negative electrode lead between a pair of welding jigs comprising a first plate and a second plate, in such a manner that a surface of the thin-film negative electrode active material layer and a surface of the negative electrode lead overlap and that a welding region including a welding end face is exposed; and (3) generating an arc discharge toward the welding region to melt the welding region. The welding jigs have, along the welding region, a shape which restricts expansion of the volume of the welding region due to the arc discharge.Type: ApplicationFiled: October 12, 2010Publication date: May 12, 2011Inventors: Yasutaka KOGETSU, Hitoshi Katayama
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Publication number: 20100330427Abstract: In a negative electrode including a negative electrode plate, a negative electrode lead, and an alloy layer, the negative electrode plate includes a negative electrode current collector and a thin film-like negative electrode active material layer including an alloy-based negative electrode active material and being formed on a surface of the negative electrode current collector; the negative electrode lead contains at least one metal or alloy selected from the group consisting of nickel, nickel alloys, copper, and copper alloys; and the negative electrode current collector and the negative electrode lead are bonded to each other via an alloy layer. As such, in the negative electrode utilizing an alloy-based negative electrode active material, the negative electrode current collector and the negative electrode lead are bonded to each other in an efficient and secured manner, and the conductivity between the negative electrode current collector and the negative electrode lead is improved.Type: ApplicationFiled: October 2, 2009Publication date: December 30, 2010Inventors: Yasutaka Kogetsu, Hitoshi Katayama
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Patent number: 7854167Abstract: A diagnosis device for diagnosing loosening of a stator core of a rotary electrical machine. The diagnosis device has: excitation means for vibrating the stator core in the radial direction; vibration detection means for detecting the vibration of the stator core in the radial direction; means for frequency-analyzing an output signal of the vibration detection means that detects vibration generated in the stator core when the stator core is vibrated by the excitation means so as to extract a measurement natural vibration mode of the stator core in a circular ring natural vibration mode; means for estimating a circular ring natural vibration mode of the stator core from shape data of the stator core; and means for determining a clamping state of the stator core by comparing the measurement natural vibration mode and a determination criterion obtained based on the estimated natural vibration mode.Type: GrantFiled: May 16, 2008Date of Patent: December 21, 2010Assignee: Kabushiki Kaisha ToshibaInventors: Yutaka Hashiba, Norio Takahashi, Masayuki Ichimonji, Hitoshi Katayama, Takaharu Tani, Tatsuo Taniguchi, Masayuki Takahashi
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Publication number: 20100285353Abstract: An electrode 13 has an active material layer 12 formed on each of two whole main surfaces of a current collector 11. A part of an electrode lead 14 overlaps the electrode 13. One end face of the electrode 13 in the width direction of the electrode 13 is flush with one end face of the electrode lead 14. Joints 15 are formed at the one end of the electrode 13 in the width direction. The joints 15 join the electrode 13 and the electrode lead 14 so as to provide electrical continuity between the exposed part of the current collector 11 at the one end face of the electrode 13 in the width direction and the electrode lead 14. The joints 15 are formed, for example, by plasma welding.Type: ApplicationFiled: June 24, 2009Publication date: November 11, 2010Inventors: Hitoshi Katayama, Takashi Nonoshita, Takeshi Kasamatsu, Shoichi Imashiku, Seiichi Kato, Masanori Sumihara
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Publication number: 20100116799Abstract: A laser beam 21 outputted by a laser oscillator 3 is collected by a machining head 4, so that the surface of a roller 2 is irradiated with the laser beam. An encoder 5c outputs a signal in accordance with a rotational position of the roller 2. A control portion 24 controls the laser oscillator 3 to irradiate the roller 2 at the same spots on the surface with the laser beam 21 per rotation of the roller 2, the irradiation being repeated a plurality of times, thereby forming recesses in the surface of the roller.Type: ApplicationFiled: October 28, 2008Publication date: May 13, 2010Inventors: Kazuyoshi Momoi, Yoshifumi Taguchi, Takuhiro Nishimura, Takashi Nonoshita, Hitoshi Katayama
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Publication number: 20100003599Abstract: An objective is to improve the mechanical strength and the durability of a current collector for a non-aqueous electrolyte secondary battery and to allow an active material layer to be efficiently carried on the surface of the current collector with high adhesion. This objective is achieved with the use of a pair of processing means being disposed such that the surfaces thereof are in press contact with each other to form a press nip for passing a sheet material therethrough and having a plurality of recesses formed on the surface of at least one of the processing means, by passing a metallic foil for current collector through the press nip between the processing means to perform compression, thereby to form a plurality of projections on at least one surface of the metallic foil for current collector by partial plastic deformation associated with the compression.Type: ApplicationFiled: November 15, 2007Publication date: January 7, 2010Inventors: Takashi Nonoshita, Takuhiro Nishimura, Hitoshi Katayama, Masanori Sumihara, Seiichi Kato
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Publication number: 20090308848Abstract: A soft alloy layer forming apparatus (10) includes a base metal support part (20) rotationally supporting a base metal (40) with a center axis (42) of an inner periphery of the base metal (40) being a rotation axis, and an arc generating unit (30) movable in a direction of the rotation axis of the inner periphery of the base metal (40), fixed at a predetermined distance from the inner peripheral face (41) of the base metal (40), and generating an arc (31) between itself and the base metal (40). While rotating the base metal (40) and maintaining the distance constant between the arc generating unit (30) and the inner peripheral face (41) of the base metal (40), a soft alloy member (50) is melted by the arc generating unit (30) to form a soft alloy layer (15) on the inner peripheral face (41) of the base metal (40).Type: ApplicationFiled: May 26, 2009Publication date: December 17, 2009Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Yutaka ISHIWATA, Kazuo AOYAMA, Nobuaki ENDOU, Kiyotaka TANAKA, Hitoshi KATAYAMA