Patents by Inventor Masaya Inoue
Masaya Inoue 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: 10243420Abstract: In an embedded magnet rotor for a rotary electric machine, permanent magnets are respectively accommodated in magnet housing apertures that pass axially through a rotor core that is held by a shaft, an adhesive is injected into and cured in gaps between the permanent magnets and the rotor core in the magnet housing apertures, and fixes the permanent magnets to the rotor core, a first end plate is held by the shaft so as to contact a first axial end of the rotor core, and blocks first axial end openings of the plurality of magnet housing apertures, and a fill rate of the adhesive that is injected into the gaps is increased gradually from a first axial end toward a second axial end of the magnet housing apertures.Type: GrantFiled: May 13, 2013Date of Patent: March 26, 2019Assignee: Mitsubishi Electric CorporationInventors: Ryuichi Shimomura, Masaya Inoue, Yutaka Ikura, Yoshinobu Sugimoto, Shinji Sano
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Patent number: 10236738Abstract: The armature winding is configured by mounting into slot pairs n types of winding bodies that are each configured by winding a conductor wire for m turns into a helical shape, where m is a natural number that is greater than or equal to two, the n types of winding bodies have different spacings between rectilinear portions that are linked by coil ends, are housed in n adjacent pairs of slot pairs, and are configured so as to be concentric, the coil ends include a top portion at an approximately central portion, and the radial displacement at the top portion is approximately a×d, where a is a natural number that is greater than or equal to 1 and less than or equal to (m?1), and d is a radial thickness of the rectilinear portions that are housed inside the slots.Type: GrantFiled: February 18, 2013Date of Patent: March 19, 2019Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Hironori Tsuiki, Hiroyuki Akita, Atsushi Sakaue, Masaya Inoue, Akira Hashimoto
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Patent number: 10199890Abstract: A rotor core is configured by arranging divided rotor cores coaxially so as to be in close contact with each other such that magnetic pole centers are aligned axially, auxiliary grooves are recessed into respective outer circumferential surfaces of the divided rotor cores between respective magnetic poles so as to have plane symmetry relative to a plane that includes a center position between the magnetic poles and a central axis of the divided rotor cores, and so as to extend from a first axial end to a second axial end of the divided rotor cores, the auxiliary grooves recessed into an outer circumferential surface of an identical divided rotor core have an identical groove shape, and groove widths of the auxiliary grooves are set such that predetermined orders of harmonic components of cogging torque that result from each of the divided rotor cores mutually cancel each other out.Type: GrantFiled: September 7, 2012Date of Patent: February 5, 2019Assignee: Mitsubishi Electric CorporationInventors: Shinsuke Kayano, Masaya Inoue, Shinji Nishimura
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Patent number: 10180892Abstract: An evaluation system includes a process execution module that executes an operation in accordance with a safety program, a setting module that receives an evaluation condition, a first determination module that changes the value of the input signal to be evaluated, from a first input value which is an initial value to a second input value, and determines whether a first output value of the output signal to be evaluated which is determined by the process execution module is identical to the expected output value, a second determination module that restores the value of the input signal to be evaluated, from the second input value to the first input value, and determines whether a second output value of the output signal to be evaluated which is determined by the process execution module is identical to the first output value, and an output module that outputs a determination result.Type: GrantFiled: January 27, 2017Date of Patent: January 15, 2019Assignee: OMRON CORPORATIONInventors: Ryosuke Fujimura, Nobuyuki Takuma, Hiromu Suganuma, Asahi Matsui, Masaya Inoue
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Patent number: 10164491Abstract: Winding bodies are produced by repeatedly winding a ?-shaped coil pattern that is formed by inserting the conductor wire sequentially into a second slot, a first slot, a second slot, and a third slot, so as to alternate an axial direction of insertion into the first slot, the second slot, and the third slot, for two turns in a radial direction, and are configured such that a plurality of rectilinear portions that are respectively inserted into the first slot, the second slot, and the third slot are linked continuously by coil end portions, and a liquid coolant is supplied to a coil end that is constituted by the coil end portions.Type: GrantFiled: January 17, 2014Date of Patent: December 25, 2018Assignee: Mitsubishi Electric CorporationInventors: Masaki Horii, Atsushi Sakaue, Masaya Inoue
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Patent number: 10153674Abstract: An armature for an electric machine according to the present invention includes: an armature core in which a plurality of slots are arranged in a circumferential direction; and an armature winding that is mounted to the armature core, and includes a plurality of two-lane winding bodies that are each produced by stacking and winding two jointless continuous conductor wires that are coated with insulation such that the two conductor wires are stacked in a radial direction of the armature core, the two-lane winding bodies being arranged at a pitch of one slot in a circumferential direction so as to be mounted into a third slot, a first slot, and a second slot that line up consecutively in the circumferential direction at an angular spacing of six slots.Type: GrantFiled: July 7, 2014Date of Patent: December 11, 2018Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Hironori Tsuiki, Atsushi Sakaue, Akira Hashimoto, Hiroyuki Akita, Masaya Inoue
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Patent number: 10116178Abstract: A coolant flow channel is formed so as to pass axially through a rotor core radially inside magnet housing apertures, a linking flow channel is formed so as to have a flow channel width that is narrower than a maximum flow channel width of the coolant flow channel, so as to link the coolant flow channel and the magnet housing apertures, and so as to pass axially through the rotor core, and permanent magnets are fixed to an inner wall surface of the magnet housing apertures by an adhesive that is disposed only between a wall surface of the permanent magnets that is positioned on a radially outer side and the inner wall surface of the magnet housing apertures so as to expose a region of a wall surface of the permanent magnets that is positioned on a radially inner side that faces the linking flow channel.Type: GrantFiled: December 13, 2013Date of Patent: October 30, 2018Assignee: Mitsubishi Electric CorporationInventors: Masaki Horii, Masaya Inoue, Yoshiaki Kitta
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Patent number: 10110083Abstract: A side surface at the outside of a plurality of teeth portions of one separated core is faced to a side surface of teeth portions of an adjacent separated core, so as to form a second slot which is straddled between the adjacent separated cores, and a first slot is formed by a plurality of teeth portions of one separated core, and a width size of the first slot is identical to a width size of the second slot, and coil conductor storage space is formed in the first slot via a first insulating component, and coil conductor storage space is formed in the second slot via a second insulating component, and a thickness size of the first insulating component is different from a thickness size of the second insulating component.Type: GrantFiled: November 8, 2013Date of Patent: October 23, 2018Assignee: Mitsubishi Electric CorporationInventors: Manabu Yoshinori, Atsushi Sakaue, Tatsuro Hino, Hironori Tsuiki, Shinichi Okada, Hiroki Shiota, Masaya Inoue, Shogo Okamoto, Shinji Nishimura, Akira Hashimoto, Shinkichi Sawa, Yutaka Ikura, Ryuichi Kitora
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Patent number: 10103602Abstract: Provided is an electric motor capable of cooling a stator without being increased in size with a small number of components and even with simple work. The electric motor includes ring-shaped sealing members (34) having flexibility and being arranged on an inner diameter side of a stator coil (22) so as to surround inner diameter portions of coil ends. Cooling oil flowing from an upper part of a housing into the housing flows downward through coil end oil paths (37, 38) formed by the sealing members (34), coil end covers (32, 33), and the coil ends.Type: GrantFiled: February 11, 2016Date of Patent: October 16, 2018Assignee: Mitsubishi Electric CorporationInventors: Yoshiaki Kitta, Manabu Yoshinori, Tadashi Murakami, Yukitaka Sakata, Katsunari Takagi, Koichi Ojima, Masaya Inoue
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Publication number: 20180259925Abstract: An evaluation system includes: processing execution means for executing computation in accordance with a safety program; setting means for receiving an input signal of an evaluation target and an expected output value; first determination means for determining whether or not a first output value of an output signal decided by the processing execution means coincides with the expected output value based on reception of a change in the value of the input signal from a first input value to a second input value from an input device; second determination means for determining whether or not a second output value of an output signal decided by the processing execution means coincides with the first output value based on reception of returning of the value of the input signal from the second input value to the first input value from the input device; and output means for outputting determination results.Type: ApplicationFiled: January 12, 2018Publication date: September 13, 2018Applicant: OMRON CorporationInventors: Ryosuke FUJIMURA, Nobuyuki TAKUMA, Hiromu SUGANUMA, Asahi MATSUI, Masaya INOUE
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Publication number: 20180249897Abstract: Operability in inserting an insertion part of an endoscope into a body cavity using an insertion assisting tool is improved. In an insertion assisting tool 60, a sidewall portion of a tube main body 64 through which an insertion part 12 of an endoscope 10 is passed is provided with a sidewall opening part 68 having a size in which the insertion part 12 can pass through. A distal end side of the sidewall opening part 68 is provided with a guiding valve 82, and the insertion part 12 is guided by the guiding valve 82 to be easily fed from the sidewall opening part 68. The guiding valve 82 is swingably supported, and when the insertion part 12 is fed from a distal end opening part 67 of the tube main body 64, allowing the parallel state of being substantially parallel to an axial direction of the insertion part 12 and passing the insertion part 12 to a distal end opening part 67 side are enabled.Type: ApplicationFiled: May 2, 2018Publication date: September 6, 2018Applicant: FUJIFILM CorporationInventors: Masaya INOUE, Masayuki IWASAKA
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Patent number: 10063118Abstract: The rotary electric machine includes concentrated winding coil that is configured by winding a conductor wire around a tooth for multiple laps so as to pass through a concave space that is formed by trunk portions and first and second flange portions of first and second insulators, a crossover points of the conductor wire being formed on a coil end of the concentrated winding coil that is positioned above the first insulator, slot-housed portions of the concentrated winding coil that are positioned on two circumferential sides of the tooth being configured such that the conductor wire is arranged in a staggered stacking pattern in multiple rows and in multiple layers, and a varnish being applied to the coil end that is positioned above the first insulator.Type: GrantFiled: April 8, 2013Date of Patent: August 28, 2018Assignee: Mitsubishi Electric CorporationInventors: Shinichiro Yoshida, Michiya Yasui, Toshiyuki Sugai, Shuichi Tamura, Yuki Yamamoto, Masaya Inoue, Akihiro Yamamura
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Publication number: 20180241288Abstract: A rotating electrical machine cooling structure such that a cooling medium is supplied by a pump to a stator and rotor of a rotating electrical machine, thereby cooling the stator and rotor, includes a first passage that supplies the cooling medium from the pump to the stator, a second passage that supplies the cooling medium from the pump to the rotor, and a valve that regulates a flow of the cooling medium of the first passage and a flow of the cooling medium of the second passage, wherein a cooling state of the stator and a cooling state of the rotor are controlled by the valve.Type: ApplicationFiled: October 28, 2015Publication date: August 23, 2018Applicant: Mitsubishi Electric CorporationInventors: Tadashi MURAKAMI, Masaya INOUE, Kouichi OJIMA
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Publication number: 20180226852Abstract: A stator coil has a first layer wound around a tooth portion of a stator core-sequentially from the radially outer side to the radially inner side of a stator, and is wound while a winding direction is reversed for each layer. If the outermost layer is denoted by n (n is an odd number equal to or greater than 3) and the final turn in each layer is denoted by m (m is equal to or greater than 2), the m-th turn in the n-th layer is wound on the radially outer side of the stator, the stator coil on the radially inner side is lane-changed on a shorter-side tooth portion, and a part of the stator coil on the radially outer side in the outermost layer is lane-changed on a longer-side tooth portion.Type: ApplicationFiled: October 29, 2015Publication date: August 9, 2018Applicant: Mitsubishi Electric CorporationInventors: Ryuji KITAMURA, Shogo OKAMOTO, Masaya INOUE
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Patent number: 10008900Abstract: A fixing member (14) formed of an annular metal material is molded integrally with a connecting plate (13) to constitute a connecting plate structure (9), said connecting plate (13) consisting of a plurality of bus bars (11) and a holder (12) for fixing and holding the bus bars. The fixing member (14) has an annular portion (14a) touching a frame (8) for holding a stator (4), and the connecting plate structure (9) is fixed to the frame (8) by the whole or a part of the surface of the annular portion.Type: GrantFiled: April 26, 2013Date of Patent: June 26, 2018Assignee: Mitsubishi Electric CorporationInventors: Tomohiro Bessho, Masashi Nakamura, Keisuke Murase, Toshiki Kuwahara, Shogo Okamoto, Masaya Inoue
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Patent number: 9986897Abstract: Operability in inserting an insertion part of an endoscope into a body cavity using an insertion assisting tool is improved. In an insertion assisting tool, a sidewall portion of a tube main body through which an insertion part of an endoscope is passed is provided with a sidewall opening part having a size in which the insertion part can pass through. A distal end side of the sidewall opening part is provided with a guiding valve, and the insertion part is guided by the guiding valve to be easily fed from the sidewall opening part. The guiding valve is swingably supported, and when the insertion part is fed from a distal end opening part of the tube main body, allowing the parallel state of being substantially parallel to an axial direction of the insertion part and passing the insertion part to a distal end opening part side are enabled.Type: GrantFiled: September 27, 2013Date of Patent: June 5, 2018Assignee: FUJIFILM CORPORATIONInventors: Masaya Inoue, Masayuki Iwasaka
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Patent number: 9991754Abstract: A permanent magnet 21 is housed in a magnet housing aperture 20, an adhesive is disposed only between an outside wall surface 20a that is positioned on a radially outer side of an inner wall surface of the magnet housing aperture 20 and an outside surface 21a that is positioned on a radially outer side of a surface of the permanent magnet 21 such that the permanent magnet 21 is fixed so as to be closer to the outside wall surface 20a, and a cooling flow channel 23 through which a coolant is made to flow is formed by an inside surface 21b that is positioned on a radially inner side of the surface of the permanent magnet 21 and an inside wall surface 20b that is positioned on a radially inner side of the inner wall surface of the magnet housing aperture 20.Type: GrantFiled: August 5, 2013Date of Patent: June 5, 2018Assignee: Mitsubishi Electric CorporationInventors: Masaki Horii, Masaya Inoue, Yoshiaki Kitta
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Publication number: 20180152078Abstract: A rotating electric machine includes a rotor including a rotor core fixed to a shaft, respectively, an end plate provided between the rotor core and a front-side end plate for preventing scattering of a magnet, and an end plate formed in a bowl shape. A passage including a hole penetrating the rotor core and a hole connecting the shaft to the end plate and the bowl-shaped end plate is provided, liquid refrigerant is supplied through the passage, and the liquid refrigerant discharged from the passage is scattered by rotation along an inner peripheral surface of the bowl-shaped end plate so as to reach a space between a coil end surface of a stator and an end surface of an insulator supporting a coil of the stator.Type: ApplicationFiled: March 23, 2017Publication date: May 31, 2018Applicant: Mitsubishi Electric CorporationInventors: Manabu YOSHINORI, Masaya INOUE, Yoshiaki KITTA, Shoya MIZOKAMI
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Publication number: 20180145549Abstract: A rotary electric machine according to the present invention includes: a stator including an outer core, a plurality of inner cores, and a coil accommodated in slots, each slot being surrounded by opposing circumferential side surfaces of tooth portions of adjacent inner cores and by inner circumferential surfaces of projections of the adjacent inner cores; and a rotor. A gap is provided between the circumferential side surfaces of the adjacent inner cores. The coil has a first slot-accommodated portion and a second slot-accommodated portion accommodated in different slots, and a turn portion connecting the two slot-accommodated portions on one end surface, in an axial direction, of a stator core. The turn portion is elastically urged in a direction in which the first slot-accommodated portion and the second slot-accommodated portion move away from each other in the circumferential direction.Type: ApplicationFiled: September 12, 2016Publication date: May 24, 2018Applicant: Mitsubishi Electric CorporationInventors: Tatsuro HINO, Kohei EGASHIRA, Tetsuya YOKOGAWA, Shinkichi SAWA, Akihiro YAMAMURA, Masaya INOUE, Akira HASHIMOTO, Masashi NAKAMURA
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Publication number: 20180115211Abstract: The rotary electric machine according to the present invention includes: a ring-shaped electrically insulating holder in which a plurality of groove portions are formed concentrically; a plurality of strip-shaped electrically conductive members that are formed so as to have strip-shaped bodies that have a rectangular cross section, and that are housed in each of the groove portions; and connecting conductors that each include: a circumferentially extending portion that extends circumferentially at the first axial end of the electrically insulating holder so as to be parallel to the strip-shaped electrically conductive member; and a radially extending portion that extends in a radial direction from an end portion at an opposite end of the circumferentially extending portion from the strip-shaped electrically conductive member by means of a bent portion, the radially extending portion at an opposite end from the bent portion being connected to the coil terminal.Type: ApplicationFiled: March 31, 2015Publication date: April 26, 2018Applicant: Mitsubishi Electric CorporationInventors: Masashi NAKAMURA, Ryuichi KITORA, Akihiro YAMAMURA, Koichi OJIMA, Masaya INOUE