Patents by Inventor Yukihiko Ideshio
Yukihiko Ideshio 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: 20240049698Abstract: A vehicle for spraying an agrochemical to an object to be controlled. The vehicle includes: a photographing device configured to photograph the object around the vehicle; a control device configured to make a determination as to whether or not the agrochemical needs to sprayed to the object, based on an image of the object acquired when the object was photographed; and a spraying device configured to spray the agrochemical to the object when determining that the agrochemical needs to be sprayed to the object. The photographing device is configured to photograph the object from a lower end of the object to an upper end of the object in a vertical direction of the object.Type: ApplicationFiled: August 7, 2023Publication date: February 15, 2024Inventors: Kenji SUZUKI, Satoru TANAKA, Yukihiko IDESHIO, Keisuke IUCHI, Masanobu TANIMOTO
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Publication number: 20240035434Abstract: The power generation device disclosed in the present specification includes a first rotating body, a second rotating body, a differential device, and a generator. The first rotating body and the second rotating body convert energy of the fluid into rotational motion. The differential device is connected to the first rotating body via a first transmission path, and is connected to the second rotating body via a second transmission path, and combines and outputs the rotational motion of the first rotating body and the rotational motion of the second rotating body. The generator converts rotational motion output from the differential device into electrical energy. The first rotating body and the second rotating body are arranged along the first direction. The differential device is disposed offset from the first rotating body and the second rotating body in a second direction perpendicular to the first direction.Type: ApplicationFiled: May 22, 2023Publication date: February 1, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yukihiko IDESHIO, Naoyuki MIYARA, Akira HANAMAKI, Kazuhiko YUASA
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Publication number: 20230228243Abstract: A manufacturing method for a hydroelectric power generation system includes removing a transaxle including a first motor generator from an end-of-life hybrid electric vehicle, and assembling a hydraulic turbine to a rotary shaft coupled to the first motor generator in the removed transaxle. The rotary shaft to which the hydraulic turbine is assembled may be an engine shaft connected to an engine of the hybrid electric vehicle when the transaxle is mounted on the hybrid electric vehicle.Type: ApplicationFiled: November 28, 2022Publication date: July 20, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yohsuke TAGAWA, Michinobu SUZUKI, Satoru KATOH, Naoyuki MIYARA, Tomonori OGURA, Ryuichi TSUTSUMI, Yukihiko IDESHIO, Yoshihiro TANIYAMA
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Publication number: 20220242397Abstract: A vehicle includes: a motor generator as a drive source; an automatic transmission via which the motor generator is connected to driving wheels, the automatic transmission being configured to change a gear ratio; and a shift actuator for a driver to operate the gear ratio of the automatic transmission. A control device for the vehicle includes: a motor controlling portion configured to control output torque of the motor generator; and a gear shift controlling portion configured to control the gear ratio of the automatic transmission. In a case where the output torque has a negative value, when downshift is not requested by an operation on the shift actuator, the gear shift controlling portion prohibits a downshift process of downshifting the gear ratio of the automatic transmission, but when downshift is requested by an operation on the shift actuator, the gear shift controlling portion permits execution of the downshift process.Type: ApplicationFiled: January 26, 2022Publication date: August 4, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi IKEMURA, Yukihiko IDESHIO, Tetsuya YAMAGUCHI
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Publication number: 20220216765Abstract: A motor generator including a rotor and a motor output shaft that rotates integrally with the rotor, a connecting shaft capable of rotating coaxially with the motor output shaft, a hydraulic clutch interposed between the rotor and the connecting shaft, the hydraulic clutch switching transmission and non-transmission of torque between the rotor and the connecting shaft, and an auxiliary to be driven by rotation of the input shaft are provided. The input shaft of the auxiliary is mechanically linked with the connecting shaft.Type: ApplicationFiled: December 29, 2021Publication date: July 7, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi IKEMURA, Yukihiko IDESHIO, Tetsuya YAMAGUCHI
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Publication number: 20220196134Abstract: A transaxle includes a first motor generator, a second motor generator, a first planetary gear train, a second planetary gear train, a ring gear shaft, and a case. The first planetary gear train includes a first sun gear, a first carrier, and a first ring gear. The second planetary gear train includes a second sun gear, a second carrier, and a second ring gear. The first sun gear is coupled to the first motor generator, and the first ring gear is coupled to the ring gear shaft. The second sun gear is coupled to the second motor generator, and the second ring gear is coupled to the ring gear shaft. The first carrier and the second carrier are not rotatable relative to the case.Type: ApplicationFiled: December 13, 2021Publication date: June 23, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi IKEMURA, Yukihiko IDESHIO, Tetsuya YAMAGUCHI
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Publication number: 20220194193Abstract: A motor attachment structure for an electric vehicle includes: a motor generator including a tubular rotor configured to rotate together with a motor output shaft in an integrated manner, and a tubular stator placed radially outwardly from the rotor; a tubular bearing configured to rotatably support a rotating body rotating together with the motor output shaft in an integrated manner; a case in which the motor generator and the bearing are accommodated; and an attachment attached to the case. The attachment supports an outer peripheral surface of the bearing.Type: ApplicationFiled: December 13, 2021Publication date: June 23, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi IKEMURA, Yukihiko IDESHIO, Tetsuya YAMAGUCHI
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Patent number: 11073199Abstract: A breather device that communicates an inside of a case with an outside of the case in a vertical direction includes a cylindrical body having a hollow portion that extends in the vertical direction, a stopper inserted in the hollow portion, and a blocking body that is located in a space defined by the stopper in the hollow portion, and blocks a communicating hole provided in a lower part of the cylindrical body as viewed in the vertical direction. The communicating hole ceases to be blocked when the pressure inside the case exceeds a first predetermined value, and the blocking body moves upward in the vertical direction in the space.Type: GrantFiled: July 15, 2020Date of Patent: July 27, 2021Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Guodong Tan, Shinichi Ito, Yukihiko Ideshio, Masashi Ikemura, Takashi Iijima, Masamichi Yamaguchi, Keisuke Tanaka, Tetsuya Yamaguchi, Ryota Yoshimoto
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Publication number: 20210018085Abstract: A breather device that communicates an inside of a case with an outside of the case in a vertical direction includes a cylindrical body having a hollow portion that extends in the vertical direction, a stopper inserted in the hollow portion, and a blocking body that is located in a space defined by the stopper in the hollow portion, and blocks a communicating hole provided in a lower part of the cylindrical body as viewed in the vertical direction. The communicating hole ceases to be blocked when the pressure inside the case exceeds a first predetermined value, and the blocking body moves upward in the vertical direction in the space.Type: ApplicationFiled: July 15, 2020Publication date: January 21, 2021Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Guodong TAN, Shinichi ITO, Yukihiko IDESHIO, Masashi IKEMURA, Takashi IIJIMA, Masamichi YAMAGUCHI, Keisuke TANAKA, Tetsuya YAMAGUCHI, Ryota YOSHIMOTO
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Publication number: 20210018088Abstract: An oil supply system for a vehicle includes a plurality of oil pumps, suction oil passages, and a communication passage. The oil pumps are independently operational. The suction oil passages each connect an associated one of suction portions of the plurality of oil pumps and a common oil strainer. The communication passage connects the suction oil passages.Type: ApplicationFiled: July 13, 2020Publication date: January 21, 2021Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Guodong TAN, Shinichi ITO, Yukihiko IDESHIO, Masashi IKEMURA, Ryota YOSHIMOTO, Shinichiro MATSUBARA, Masamichi YAMAGUCHI, Takashi IIJIMA
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Patent number: 10858008Abstract: A control apparatus for a hybrid vehicle in which a friction clutch and a one-way clutch are disposed in parallel with each other between an engine and an electric motor. The transmission is disposed between the electric motor and drive wheels. The friction clutch connects and disconnects between the engine and the electric motor. The one-way clutch transmits a drive force in a direction from the engine toward the electric motor. The vehicle runs in (i) an electric-motor running mode with operation of the electric motor or (ii) a hybrid running mode with operation of the engine. The control apparatus is configured, upon execution of a shift-up action of the transmission with the hybrid running mode being selected and with the friction clutch being in a non-engaged state, to execute a shift-up action control by which the shift-up action starts to be executed after the friction clutch has been engaged.Type: GrantFiled: May 28, 2019Date of Patent: December 8, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhiko Yamada, Yukihiko Ideshio, Hiroki Morita
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Patent number: 10821986Abstract: A control apparatus for a hybrid vehicle in which a friction clutch and a one-way clutch are disposed in parallel with each other between an engine and an electric motor. The transmission is disposed between the electric motor and drive wheels. The friction clutch connects and disconnects between the engine and the electric motor. The one-way clutch transmits a drive force in a direction from the engine toward the electric motor. The vehicle runs in (i) an electric-motor running mode with operation of the electric motor or (ii) a hybrid running mode with operation of the engine. The control apparatus is configured, upon execution of a shift-up action of the transmission with the hybrid running mode being selected and with the friction clutch being in a non-engaged state, to execute a shift-up action control by which the shift-up action starts to be executed after the friction clutch has been engaged.Type: GrantFiled: May 28, 2019Date of Patent: November 3, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhiko Yamada, Yukihiko Ideshio, Hiroki Morita
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Patent number: 10539071Abstract: A vehicle drive includes a speed change mechanism connected to a rotary electric machine; an output member connected to the speed change mechanism and wheels; an engagement device changes a state of engagement between an input member connected to an engine and the speed change mechanism; a hydraulic pump driven by the engine or the rotary electric machine; a first pressure control device that controls pressure supplied from the pump and supplies the pressure to the speed change mechanism; a second, separate hydraulic pressure control device that controls the pressure supplied from the pump and supplies the pressure to the engagement device; and a case that houses the rotary electric machine, speed change mechanism, engagement device, and pump. At least the engagement device is housed in a space formed by the case, and the second hydraulic pressure control device is provided at a part of the case forming the space.Type: GrantFiled: January 11, 2019Date of Patent: January 21, 2020Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mikio Iwase, Daiki Suyama, Naoya Jinnai, Kensuke Wada, Yuji Inoue, Yukihiko Ideshio
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Publication number: 20190359216Abstract: A control apparatus for a hybrid vehicle in which a friction clutch and a one-way clutch are disposed in parallel with each other between an engine and an electric motor. The transmission is disposed between the electric motor and drive wheels. The friction clutch connects and disconnects between the engine and the electric motor. The one-way clutch transmits a drive force in a direction from the engine toward the electric motor. The vehicle runs in (i) an electric-motor running mode with operation of the electric motor or (ii) a hybrid running mode with operation of the engine. The control apparatus is configured, upon execution of a shift-up action of the transmission with the hybrid running mode being selected and with the friction clutch being in a non-engaged state, to execute a shift-up action control by which the shift-up action starts to be executed after the friction clutch has been engaged.Type: ApplicationFiled: May 28, 2019Publication date: November 28, 2019Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuhiko YAMADA, Yukihiko IDESHIO, Hiroki MORITA
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Publication number: 20190145312Abstract: A vehicle drive includes a speed change mechanism connected to a rotary electric machine; an output member connected to the speed change mechanism and wheels; an engagement device changes a state of engagement between an input member connected to an engine and the speed change mechanism; a hydraulic pump driven by the engine or the rotary electric machine; a first pressure control device that controls pressure supplied from the pump and supplies the pressure to the speed change mechanism; a second, separate hydraulic pressure control device that controls the pressure supplied from the pump and supplies the pressure to the engagement device; and a case that houses the rotary electric machine, speed change mechanism, engagement device, and pump. At least the engagement device is housed in a space formed by the case, and the second hydraulic pressure control device is provided at a part of the case forming the space.Type: ApplicationFiled: January 11, 2019Publication date: May 16, 2019Applicants: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mikio IWASE, Daiki SUYAMA, Naoya JINNAI, Kensuke WADA, Yuji INOUE, Yukihiko IDESHIO
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Patent number: 10267218Abstract: A vehicle drive includes a speed change mechanism connected to a rotary electric machine; an output member connected to the speed change mechanism and wheels; an engagement device changes a state of engagement between an input member connected to an engine and the speed change mechanism; a hydraulic pump driven by the engine or the rotary electric machine; a first pressure control device that controls pressure supplied from the pump and supplies the pressure to the speed change mechanism; a second, separate hydraulic pressure control device that controls the pressure supplied from the pump and supplies the pressure to the engagement device; and a case that houses the rotary electric machine, speed change mechanism, engagement device, and pump. At least the engagement device is housed in a space formed by the case, and the second hydraulic pressure control device is provided at a part of the case forming the space.Type: GrantFiled: September 15, 2017Date of Patent: April 23, 2019Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mikio Iwase, Daiki Suyama, Naoya Jinnai, Kensuke Wada, Yuji Inoue, Yukihiko Ideshio
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Patent number: 10232845Abstract: In a vehicle that includes an engine including a starter, an automatic transmission unit having an input shaft coupled to an output shaft of the engine via a first clutch, and a motor generator (hereinafter, referred to as “MG”) coupled to the input shaft of the automatic transmission unit via a second clutch, an electronic control unit starts up the engine with the use of the starter in a state where the MG is disconnected from the engine by releasing at least one of the first clutch or the second clutch when an IG-on operation has been made in an IG-off state (a state where the vehicle is stopped in a P range) and a power control unit that supplies electric power to the MG has a failure.Type: GrantFiled: June 17, 2015Date of Patent: March 19, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yukihiko Ideshio, Takahiko Tsutsumi
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Patent number: 10183567Abstract: A vehicle drive device, wherein the fluid coupling accommodating space is formed between the rotating electrical machine accommodating space and the speed change mechanism accommodating space in an axial direction of the speed change mechanism and is configured such that no oil is supplied to a region around the fluid coupling, the discharge oil passage has an introducing opening that opens to the second oil reservoir, and a lowest end of the introducing opening is located below a lowest end of the rotating electrical machine.Type: GrantFiled: March 30, 2015Date of Patent: January 22, 2019Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Daiki Suyama, Katsuhiko Hattori, Yukihiko Ideshio
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Patent number: 9950605Abstract: A hybrid driving device that includes a first input that is linked to an internal combustion engine; a rotary electric machine; a transmission that changes a speed of rotation of a second input, and transmits the rotation to an output; a rotor support which rotates integrally with a rotor of the rotary electric machine; a first engagement device; a second engagement device; and a case.Type: GrantFiled: July 3, 2015Date of Patent: April 24, 2018Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Daiki Suyama, Katsuhiko Hattori, Hikaru Sugiura, Tatsuya Okishima, Yukihiko Ideshio
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Patent number: 9902389Abstract: A vehicle drive control device performs acceleration/deceleration running by alternately repeating acceleration running and deceleration running, wherein it compares between an efficiency of the motor at a first operation point determined by a rotation speed and a torque of a motor and an efficiency of the motor at a second operation point for outputting a higher torque than the first operation point, and if a difference between the efficiencies is greater than a determination value, the acceleration running at the second operation point and the deceleration running being repeated, the second operation point being set a maximum efficiency line of the motor with the rotation speed and the torque of the motor as parameters to perform the acceleration running, and if acceleration during the acceleration running becomes larger than an acceleration limit value, a rotating machine acting at least as an electric generator generating electricity to charge a battery.Type: GrantFiled: June 6, 2011Date of Patent: February 27, 2018Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Terufumi Miyazaki, Yukihiko Ideshio, Toshihiko Kamiya, Shingo Eto, Hironori Asaoka, Yasuyuki Kato, Seigo Kanou, Makoto Iwanaka