Patents by Inventor Shinji Yamazaki
Shinji Yamazaki 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: 11979058Abstract: An object is to assemble a housing to a mating bracket with high accuracy and to improve the reliability of a rotating electrical machine. A housing of a rotating electrical machine according to the present invention is a housing of a rotating electrical machine that accommodates a stator of the rotating electrical machine and is supported by a support member, the housing including: a first tab that forms a first through-hole through which a first screw passes; and a second tab that forms a second through-hole through which a second screw passes and forms a fitting portion that fits with a position adjustment member, wherein the first tab is formed such that a first facing surface facing the support member of the first tab is farther from the support member than a second facing surface facing the support member of the second tab.Type: GrantFiled: January 25, 2018Date of Patent: May 7, 2024Assignee: Hitachi Astemo, Ltd.Inventors: Shinjirou Watari, Shinji Yamazaki, Tomohiro Fukuda, Mohdbasir Zulaika
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Publication number: 20240120793Abstract: Provided are a stator for a rotary electric machine and the rotary electric machine. The stator includes a stator core, and a stator winding formed in a plurality of phases, the stator winding including a slot conductor and a crossover conductor configured to connect ends of a pair of the slot conductors, the ends placed at a same side of the pair of slot conductors.Type: ApplicationFiled: August 31, 2021Publication date: April 11, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Miku TAKAHASHI, Yuji KOBAYASHI, Yasuyuki SAITO, Noriaki HINO, Shinji YAMAZAKI, Takuya MIYAGI, Keisuke TATENO
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Patent number: 11952509Abstract: The conductive composition of the present invention includes a conductive polymer (A) having an acidic group, and a basic compound (B) having a cyclic amide and an amino group in its molecule. The conductive film of the present invention is formed from the conductive composition. The laminate of the present invention includes a substrate; an electron beam resist layer, formed on at least one surface of the substrate; and a conductive film formed on the electron beam resist layer.Type: GrantFiled: September 21, 2020Date of Patent: April 9, 2024Assignee: Mitsubishi Chemical CorporationInventors: Masashi Uzawa, Shinji Saiki, Akira Yamazaki
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Patent number: 11870304Abstract: The present invention provides a rotary electric machine with improved reliability by suppressing a partial increase in surface pressure generated in a stator using a housing with improved roundness. The rotary electric machine of the present invention has a rotor, a stator, and a tubular housing for fixing the stator from an outer peripheral side. The housing has a flange extending in an outer peripheral direction at an axial end portion of an outer peripheral surface, and the flange has a recess extending in a circumferential direction.Type: GrantFiled: July 11, 2019Date of Patent: January 9, 2024Assignee: Hitachi Astemo, LtdInventors: Shinjirou Watari, Shinji Yamazaki, Mohdbasir Zulaika
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Publication number: 20240006941Abstract: A rotor for a rotary electric machine includes: a rotor core; a shaft that is hollow and that supports the rotor; and an end plate that is disposed on an end of the rotor in a rotational axis direction, and that forms a passage through which a refrigerant flows, between the end plate and the rotor core, in which the end plate includes a plurality of ribs that come into contact with the shaft, the passage includes a refrigerant entry portion that is provided between the plurality of ribs, and a refrigerant exit portion that communicatively connects the refrigerant entry portion to an outer peripheral surface of the end plate, the shaft has a refrigerant supply hole communicatively connecting the refrigerant entry portion to internal of the shaft, and a circumferential length of the refrigerant entry portion along an innermost diameter is larger than a circumferential length of the refrigerant supply hole.Type: ApplicationFiled: August 31, 2021Publication date: January 4, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Zhi JING, Shinji YAMAZAKI, Hiromitsu OKAMOTO, Akira FUJIWARA, Ryuta KINOSHITA, Hiroki NARUSHIMA, Keiichiro MARUYAMA
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Publication number: 20230216378Abstract: To suppress non-uniformness in an adhesion range of a refrigerant to a coil end. A rotating electric machine includes a rotor, a stator, and a case. The case forms outflow holes 122A and 122B through which the refrigerant flows out toward an extra-slot conductor 139 of a stator coil.Type: ApplicationFiled: February 5, 2021Publication date: July 6, 2023Applicant: HITACHI ASTEMO, LTD.Inventors: Zhi JING, Satoshi YAMAMURA, Kenichi NAKAYAMA, Tomohiro ADACHI, Shinji YAMAZAKI, Hiromitsu OKAMOTO, Yuuki TAKAHASHI
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Patent number: 11626766Abstract: In some examples, a connecting ring may connect to a stator coil. The connecting ring may include at least one linear conductor integrally formed in a ring-like shape. Further, the connecting ring may include a terminal section integrally formed in the linear conductor, the terminal section including a hole configured to receive a wire end of the stator coil inserted into the hole in an insertion direction. In addition, the connecting ring may include a cylindrical protrusion having an opening in communication with the hole. The cylindrical protrusion may protrude away from the hole in the insertion direction. Additionally, the connecting ring may include bends for raising a first portion of the connecting ring including the terminal section in the insertion direction relative to a second portion of the connecting ring. An insulating member may cover the second portion of the connecting ring.Type: GrantFiled: May 22, 2020Date of Patent: April 11, 2023Assignee: HITACHI ASTEMO, LTD.Inventors: Joseph William Galloway, Shinji Yamazaki
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Publication number: 20230043985Abstract: A method of treating cancers, including pancreatic cancer, endometrial cancer, non-small cell lung cancer (NSCLC), endometrial cancer, cervical cancer, bladder cancer, head and neck squamous cell carcinoma (HNSCC), urothelial carcinoma, esophageal cancer, and other cancers, the method comprising once-daily administration, to a patient in need thereof, of a therapeutically effective amount of (1S,2S,3S,5R)-3-((6-(difluoromethyl)-5-fluoro-1,2,3,4-tetrahydroiso quinolin-8-yl)oxy)-5-(4-methyl-7H-pyrrolo[2,3-d]pyrimidin-7-yl) cyclopentane-1,2-diol having the structure: Formula I or a pharmaceutically acceptable salt thereof.Type: ApplicationFiled: December 15, 2020Publication date: February 9, 2023Applicant: Pfizer Inc.Inventors: Meng LI, Kai-Hsin LIAO, Shinji YAMAZAKI
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Patent number: 11387698Abstract: A stator of a rotating electric machine includes a stator and a stator coil. The stator core has a plurality of slots. The stator coil is inserted into the plurality of slots. The stator coil includes two or more conductors. The two or more conductors are arranged such that a gap is generated between adjacent crossing conductors, the gap having a shape of a parallelogram.Type: GrantFiled: January 2, 2020Date of Patent: July 12, 2022Assignee: Hitachi Astemo, Ltd.Inventors: Tomohiro Fukuda, Hisaya Shimizu, Shinji Yamazaki, Kenichi Nakayama
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Publication number: 20220216753Abstract: An object of the present invention is to firmly fix a magnet at a predetermined position of a magnet insertion portion. A rotor for a rotary electric machine includes: a rotary shaft; at least one magnet; a rotor core having at least one magnet housing inside which the at least one magnet is attached; and at least one fixing member disposed inside the at least one magnet housing to fix the at least one magnet, wherein the at least one fixing member includes: a first fixing portion that is in contact with a side surface of the at least one magnet in a radial direction of the rotary shaft or in contact with a side surface of the at least one magnet in a circumferential direction of the rotary shaft; and a second fixing portion that is in contact with an end face of the at least one magnet in an axial direction of the rotary shaft.Type: ApplicationFiled: April 10, 2020Publication date: July 7, 2022Applicant: Hitachi Astemo, Ltd.Inventors: Hiromitsu OKAMOTO, Kenichi NAKAYAMA, Satoshi YAMAMURA, Tomohiro ADACHI, Shinji YAMAZAKI
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Patent number: 11374468Abstract: Workability during attachment of a sensor element to a rotating electric machine is improved. A semiconductor element functioning as a sensor element for detecting temperatures of concentrated winding coils is inserted between two concentrated winding coils adjacent to each other in a plurality of the concentrated winding coils. One end of a lead wire is connected to the semiconductor element, while the other end of the lead wire is drawn out of a stator. The lead wire has a plurality of bent portions. A hook regulates an extending direction of the lead wire drawn out of the stator such that a bent state of the bent portions of the lead wire is maintained.Type: GrantFiled: October 29, 2018Date of Patent: June 28, 2022Assignee: HITACHI ASTEMO, LTD.Inventors: Shinjirou Watari, Shinji Yamazaki, Tomohiro Fukuda, Mohdbasir Zulaika
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Patent number: 11368061Abstract: An object of the present invention is to improve the fixing force of a stator core at low cost. The rotating electric machine includes a stator 300 in which a plurality of stator cores 400 are annularly arranged, a rotor to be arranged on the inner circumferential side of the stator 300, and a housing 500 having a cylindrical shape for fixing each of the plurality of stator cores 400. The stator core 400 has outer circumferential surfaces 410 and 420 arranged to face the inner circumferential surface 510 of the housing 500, and the outer circumferential surfaces 410 and 420 of the stator core 400 are slanted with respect to the inner circumferential surface 510 of the housing 500.Type: GrantFiled: December 26, 2018Date of Patent: June 21, 2022Assignee: HITACHI ASTEMO, LTD.Inventors: Mohdbasir Zulaika, Shinji Yamazaki, Shinjirou Watari
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Patent number: 11271447Abstract: This object is to secure a creepage insulation distance and improve insulation reliability. A stator core is formed as a housing, and is configured such that storage spaces for storing a plurality of segment coils are formed on an inner circumferential side of the housing in an axial direction of the housing and a plurality of the storage spaces is formed at intervals on the inner circumferential side of the housing. A plurality of coil support members is formed as annular members, and supports the plurality of segment coils. The coil support members each include a plurality of through-holes for inserting the segment coils, which is openings connected to the storage spaces, are separately disposed at both ends of the stator core in the axial direction, and each cover the inner circumferential side of the end portion of the stator core in the axial direction.Type: GrantFiled: September 7, 2018Date of Patent: March 8, 2022Assignee: HITACHI ASTEMO, LTD.Inventors: Tomohiro Fukuda, Shinji Yamazaki
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Publication number: 20210367474Abstract: In some examples, a connecting ring may connect to a stator coil. The connecting ring may include at least one linear conductor integrally formed in a ring-like shape. Further, the connecting ring may include a terminal section integrally formed in the linear conductor, the terminal section including a hole configured to receive a wire end of the stator coil inserted into the hole in an insertion direction. In addition, the connecting ring may include a cylindrical protrusion having an opening in communication with the hole. The cylindrical protrusion may protrude away from the hole in the insertion direction. Additionally, the connecting ring may include bends for raising a first portion of the connecting ring including the terminal section in the insertion direction relative to a second portion of the connecting ring. An insulating member may cover the second portion of the connecting ring.Type: ApplicationFiled: May 22, 2020Publication date: November 25, 2021Inventors: Joseph William GALLOWAY, Shinji YAMAZAKI
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Patent number: 11128206Abstract: A method of manufacturing a rotor of a rotating electrical machine includes a method of manufacturing a rotor of a rotating electrical machine including a magnet and a rotor core forming storage space for storing the magnet. The rotor core forms an opening connected to the storage space. The method includes a first step of covering at least part of the opening with a first jig and a second jig having a non-adhesive resin film, a second step of putting an adhesive into the storage space, a third step of curing the adhesive in a state of being in contact with the non-adhesive resin film to form a plane surface facing an end ring of the rotating electrical machine, and a fourth step of separating the first jig and the second jig from the adhesive.Type: GrantFiled: January 31, 2018Date of Patent: September 21, 2021Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Mohdbasir Zulaika, Shinji Yamazaki, Shinjirou Watari, Tomohiro Fukuda
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Publication number: 20210265877Abstract: The present invention provides a rotary electric machine with improved reliability by suppressing a partial increase in surface pressure generated in a stator using a housing with improved roundness. The rotary electric machine of the present invention has a rotor, a stator, and a tubular housing for fixing the stator from an outer peripheral side. The housing has a flange extending in an outer peripheral direction at an axial end portion of an outer peripheral surface, and the flange has a recess extending in a circumferential direction.Type: ApplicationFiled: July 11, 2019Publication date: August 26, 2021Applicant: Hitachi Automotive Systems, Ltd.Inventors: Shinjirou WATARI, Shinji YAMAZAKI, Mohdbasir ZULAIKA
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Patent number: 11088583Abstract: Provided are a rotary-electric-machine stator coil, a rotary-electric-machine stator having the same, and a rotary electric machine having the same, capable of improving a bonding strength and insulation reliability of a conductor bonding portion. A rotary-electric-machine stator coil includes: a conductor 110 having a bonding portion 104 bonded to other conductors; and a bonding member 401 having a melting point lower than a melting point of the conductor, wherein a tip of the bonding portion has an alloy layer 402 formed of an alloy of the conductor and the bonding member, and a root of the bonding portion is electrically connected by the bonding member.Type: GrantFiled: November 18, 2015Date of Patent: August 10, 2021Assignee: Hitachi Automotive Systems, Ltd.Inventors: Tomohiro Fukuda, Kenichi Nakayama, Kazuo Ojima, Shin Onose, Hisaya Shimizu, Shinji Yamazaki
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Publication number: 20210075299Abstract: Workability during attachment of a sensor element to a rotating electric machine is improved. A semiconductor element functioning as a sensor element for detecting temperatures of concentrated winding coils is inserted between two concentrated winding coils adjacent to each other in a plurality of the concentrated winding coils. One end of a lead wire is connected to the semiconductor element, while the other end of the lead wire is drawn out of a stator. The lead wire has a plurality of bent portions. A hook regulates an extending direction of the lead wire drawn out of the stator such that a bent state of the bent portions of the lead wire is maintained.Type: ApplicationFiled: October 29, 2018Publication date: March 11, 2021Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Shinjirou WATARI, Shinji YAMAZAKI, Tomohiro FUKUDA, Mohdbasir ZULAIKA
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Publication number: 20210044161Abstract: An object of the present invention is to improve the fixing force of a stator core at low cost. The rotating electric machine includes a stator 300 in which a plurality of stator cores 400 are annularly arranged, a rotor to be arranged on the inner circumferential side of the stator 300, and a housing 500 having a cylindrical shape for fixing each of the plurality of stator cores 400. The stator core 400 has outer circumferential surfaces 410 and 420 arranged to face the inner circumferential surface 510 of the housing 500, and the outer circumferential surfaces 410 and 420 of the stator core 400 are slanted with respect to the inner circumferential surface 510 of the housing 500.Type: ApplicationFiled: December 26, 2018Publication date: February 11, 2021Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Mohdbasir ZULAIKA, Shinji YAMAZAKI, Shinjirou WATARI
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Patent number: 10916986Abstract: A stator in which the height of a coil end of a stator winding can be lowered is provided, and an electric rotating machine including such a stator is provided. In a stator of an electric rotating machine including a stator winding including neutral lines and output lines, the neutral lines are configured to include crawling portion extending circumferentially in the upper portion of a coil at the coil end, and the crawling portion includes an axial stepped portion. The output lines are configured to pass under the axial stepped portion in at least one location of three phases.Type: GrantFiled: October 20, 2014Date of Patent: February 9, 2021Assignee: Hitachi Automotive Systems, Ltd.Inventors: Tomohiro Fukuda, Kenichi Nakayama, Shinji Yamazaki, Hisaya Shimizu