Patents Assigned to Kabushiki Kaisha Toyota Jidoshokki
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Patent number: 12292217Abstract: A noise reducing unit includes a common mode choke coil and a first damping portion that is made of a nonmagnetic material. The common mode choke coil includes an annular core, a first winding wound around the core, and a second winding wound around the core and spaced apart from the first winding. The first damping portion surrounds the first winding and the second winding. The first damping portion is configured such that an induced current flows in the first damping portion to generate magnetic flux that resists changes in leakage flux leaking from the core. The noise reducing unit further includes a second damping portion that is made of a magnetic material. The second damping portion is disposed on an opposite side of the first damping portion from the common mode choke coil.Type: GrantFiled: March 8, 2024Date of Patent: May 6, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shun Ito, Yoshiki Nagata, Takashi Kawashima, Hiroshi Fukasaku, Shunsuke Ambo, Kazuhiro Shiraishi
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Patent number: 12292113Abstract: A first plate portion abuts against a cylinder head and has a substantially constant plate thickness. A second plate portion abuts against a cylinder block and has a substantially constant plate thickness. An intermediate plate portion is sandwiched between the first plate portion and the second plate portion and has a substantially constant plate thickness. A shim is sandwiched between the first plate portion and the intermediate plate portion and is disposed over an entire periphery of a peripheral edge of a combustion chamber hole. The shim includes a gradually changing portion. The gradually changing portion has a thickness in the hole axis direction that becomes thicker with a separation from the peripheral edge of the combustion chamber hole.Type: GrantFiled: April 22, 2022Date of Patent: May 6, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Keisuke Nishimura
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Patent number: 12293862Abstract: A motor-driven compressor includes an inverter device. The inverter device includes a common mode choke coil. The common mode choke coil includes an annular core, two windings wound around the core, and an annular conductor that covers the two windings. The conductor is divided into a first metal plate and a second metal plate, which are combined to form an annular shape such that induced current flows in a circumferential direction of the conductor so as to hinder changes in leakage magnetic flux from the core. The second metal plate is thermally connected to the housing. The first metal plate is thermally connected to the second metal plate. At least one of an electrical resistance value or a thermal resistance value in a current path of the induced current is lower in the second metal plate than in the first metal plate.Type: GrantFiled: October 24, 2023Date of Patent: May 6, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shun Ito, Kazuhiro Shiraishi, Yoshiki Nagata, Takashi Kawashima, Hiroshi Fukasaku, Shunsuke Ambo
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Patent number: 12286133Abstract: A vehicle controller is configured to execute a recognition process of recognizing a state of an object in a recognizable area set on a front side of a host vehicle, and a driving control process of performing a vehicle control of causing the host vehicle to travel based on a recognition result of the recognition process. The recognizable area includes a regular recognition area and a quasi-recognition area when a band-shaped scheduled traveling area along a travel route on which the host vehicle travels is curved. The driving control process includes performing the vehicle control according to a first driving mode when the recognition result of the recognition process indicates that an obstacle exists in the regular recognition area, and performing the vehicle control according to a second driving mode when the recognition result of the recognition process indicates that an obstacle exists in the quasi-recognition area.Type: GrantFiled: January 30, 2023Date of Patent: April 29, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Genta Suzuki
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Publication number: 20250132397Abstract: A power storage device includes a stacked body and a sealing body for sealing a side surface of the stacked body. The sealing body includes a first seal portion welded to a first surface of a first current collector, a second seal portion welded to a second surface of a second current collector, a spacer sandwiched between the first seal portion and the second seal portion, and a welding portion formed by welding outer edge portions of each seal portion and the spacer positioned outside an outer edge of the current collector. The spacer includes a first liquid injection port communicating with an internal space. The welding portion includes a second liquid injection port communicating with the first liquid injection port. A thickness of the spacer is larger than each of a thickness of the first seal portion and a thickness of the second seal portion.Type: ApplicationFiled: March 1, 2023Publication date: April 24, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Mikiya KURITA, Yuya SAEKI, Yuki OKAMOTO, Fumihiko ISHIGURO, Takayuki HIROSE
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Publication number: 20250132475Abstract: A method for manufacturing a power storage module includes: a placing step of placing an electrode laminate on a restraint member so that a laminating direction runs along a vertical direction; a connecting step of connecting a first connection part so that a connecting portion of a second connection part with respect to a connected part is positioned on an upper side in the vertical direction than an opening; a supplying step of connecting a distal end part of a supply pipe for an electrolytic solution to the second connection part, and supplying the electrolytic solution to a space; and a conveying step of removing a recessed part of the supply pipe from the second connection part, and conveying a cell stack placed on the restraint member in a state in which the opening is connected to the first connection part.Type: ApplicationFiled: August 2, 2022Publication date: April 24, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takuya MURATA, Shinya ASAI, Ryota ISOMURA, Takashi FUKUDA, Nobukiyo ITO, Yushi KONDO, Yusuke YAMASHITA
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Patent number: 12280635Abstract: An electric compressor includes an electric motor, a filter circuit, a capacitor, an inverter circuit, a drive circuit, a power supply circuit, a switch that connects or disconnects a power supply path that passes power from the power supply circuit to the drive circuit, and a control circuit that controls an operation of the switch. The control circuit connects the power supply path in response to the voltage between the capacitor and the inverter circuit being higher than that between the power supply circuit and the drive circuit, and the control circuit disconnects the power supply path in response to the voltage between the capacitor and the inverter circuit being lower than the voltage between the power supply circuit and the drive circuit.Type: GrantFiled: December 16, 2022Date of Patent: April 22, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shinichi Kawamura, Keiji Yashiro, Yuzuki Ando
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Patent number: 12283668Abstract: A voltage detection unit includes a voltage detection terminal, a housing having an accommodating concave portion to accommodate the voltage detection terminal and a cover to be attached to the housing while covering the accommodating concave portion. The cover is locked to the housing at a temporary locking position at which the cover covers a part of the accommodating concave portion and at a final locking position at which the cover covers an entirety of the accommodating concave portion. The cover includes a main body portion including a locking portion, and a locking piece. The housing includes a locked portion to be locked to the locking portion, a locking hole to accommodate the locking piece and an extending portion formed by a part of an edge of the locking hole. The locking piece is accommodated in the locking hole when the cover is at the temporary locking position.Type: GrantFiled: April 28, 2022Date of Patent: April 22, 2025Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku, Yutaro Okazaki, Shinichi Yanagihara
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Publication number: 20250122057Abstract: A loading control device includes: a pallet presence detector configured to determine whether a pallet is present on a loading platform; a pallet detector configured to detect a position of the pallet present on the loading platform when the pallet presence detector determines that the pallet is present on the loading platform; a loading position calculator configured to calculate a loading position for another pallet to be loaded onto the loading platform next after the pallet present on the loading platform based on the position of the pallet present on the loading platform; and a loading controller configured to control a forklift truck so that the pallet is loaded at the loading position. The loading position calculator calculates a position next to the pallet present on the loading platform in a lateral direction of the forklift truck as the loading position.Type: ApplicationFiled: October 2, 2024Publication date: April 17, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Sho NAKATA
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Publication number: 20250125436Abstract: A control system includes a temperature sensor for detecting a vehicle battery temperature, a heater for heating a battery, a battery control unit for detecting a battery charge state and controlling a heater operating state, and a control unit for controlling a drive device that operates with power supplied from the battery, and gives an instruction related to the heater operating state to the battery control unit. When the battery temperature is lower than a threshold and the battery charge state is higher than a predetermined level, the control unit causes the heater to generate heat to the battery control unit. When the battery temperature is lower than the temperature threshold and the charge state of the battery is equal to or lower than the charge level, the control unit stops the heater to the battery control unit and limits power consumption of the drive device.Type: ApplicationFiled: August 10, 2022Publication date: April 17, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Ryosuke KOIE
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Patent number: 12276279Abstract: An electric compressor includes a compression member configured to compress fluid, an electric motor configured to drive the compression member, an inverter configured to drive the electric motor, a housing accommodating the compression member, the electric motor, and the inverter, and a soundproof cover covering the housing. The housing includes a plurality of housing elements. The soundproof cover has a facing portion facing the housing. The facing portion has a groove that surrounds a boundary between two of the housing elements that are adjacent to each other and is distant from the boundary.Type: GrantFiled: March 20, 2023Date of Patent: April 15, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takahiro Kato, Ryuji Watanabe, Noritaka Nishimori, Takahiro Hoshida, Takayuki Kato
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Patent number: 12269200Abstract: A process management system virtually segments an extruded resin sheet into individual areas associated with several resin sheets. The individual areas are further virtually segmented into segmented areas. Curvature related information related to a curvature after completion of a heat press processing is acquired for each segmented area for each individual area. In a coating condition per area setting process, coating conditions are set for each segmented area for each individual area in accordance with a curvature based on curvature related information of each segmented area for each individual area. In a coating implementing process, a coating is applied to each segmented area for each individual area based on the coating condition.Type: GrantFiled: August 5, 2021Date of Patent: April 8, 2025Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TEIJIN LIMITEDInventors: Kazumasa Okumura, Toshiaki Hotaka
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Patent number: 12272819Abstract: A hydrogen storage alloy suitable for a negative electrode of an on-board alkaline storage battery, an alkaline storage battery using this hydrogen storage alloy, and a vehicle; wherein a fine-grained hydrogen storage alloy is used for an alkaline storage battery that has a crystal structure of an A2B7-type structure as a main phase and is represented by a general formula: (La1-aSma)1-bMgbNicAldCre (where suffixes a, b, c, d, and e meet the following conditions: 0?a?0.35, 0.15?b?0.30, 0.02?d?0.10, 0?e?0.10, 3.20?c+d+e?3.50, and 0<a+e), and an alkaline storage battery using this hydrogen storage alloy for a negative electrode. A vehicle also includes this alkaline storage battery as an electricity supply source for a motor.Type: GrantFiled: February 28, 2020Date of Patent: April 8, 2025Assignees: JAPAN METALS & CHEMICALS CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takao Sawa, Saki Notoyama, Tomoki Souma, Katsuyuki Kudo, Takuya Watanabe, Masato Hozumi, Motoyoshi Okumura, Masashi Kodama, Takuro Kikuchi, Takeo Okanishi, Atsushi Minagata, Shuhei Mochida, Hiroyuki Sasaki, Satoshi Kono
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Patent number: 12269487Abstract: A wheel load estimation device includes an obtaining unit obtaining angular velocities and angular accelerations of a rigid body including an element, accelerations of the rigid body in a front-rear direction and in a lateral direction, a weight of the element, and a position including a height of the element. The element fluctuates a center of gravity of the rigid body. A center-of-gravity inertia value calculation unit calculates information relevant to the center of gravity of the rigid body and an inertia value. A wheel load variation calculation unit calculates variation amounts of wheel loads that each act on a corresponding one of a plurality of wheels supporting the rigid body. A wheel load estimation unit estimates the wheel loads.Type: GrantFiled: July 28, 2021Date of Patent: April 8, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Tatsuya Hattori, Hiroyuki Yamaguchi, Daiki Mori, Yoshikazu Hattori, Noriyoshi Suzuki
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Patent number: 12270390Abstract: An electric compressor includes: a compression mechanism; a motor mechanism; an inverter; a housing accommodating the compression mechanism, the motor mechanism, and the inverter; and a power supplier. The power supplier includes a connector and a cable extending toward an outside of the housing. The connector includes a first protrusion extending toward the outside of the housing. The first protrusion includes an end surface that has an insertion hole into which the cable is inserted, and a side surface that cylindrically extends and is connected to the end surface. A second protrusion is formed integrally with the side surface and extends downward from the side surface in a gravity direction corresponding to a direction in which the gravity is applied to the housing. A water droplet having reached the insertion hole along the cable is guided from the insertion hole to the second protrusion along the end surface.Type: GrantFiled: November 23, 2022Date of Patent: April 8, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Akio Fujii, Shumpei Yamakage, Hiroaki Ito
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Publication number: 20250112515Abstract: A coil is formed by a winding wound in a concentrated manner over multiple layers around a tooth and an insulator extension. The insulator extension includes an outer end face located on a side opposite to a stator core. A first turn of the winding that forms a first layer of the coil includes a winding start portion that extends through a first innermost part along a first tooth side surface and a portion that is wound around an outer end face of the insulator extension. The outer end face includes a protrusion protruding from a portion of the outer end face that is closer to an insulator base than the first turn and relatively close to the winding start portion. The winding that forms a specific layer of the coil is extended through a second innermost part along a second tooth side surface and then arranged on the protrusion.Type: ApplicationFiled: September 26, 2024Publication date: April 3, 2025Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, AICHI ELECTRIC CO., LTD.Inventors: Shuji TAKIMOTO, Keisuke ISOBE, Takashi HORI, Yudai SUZUKI
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Publication number: 20250109003Abstract: A cargo handling system includes an industrial vehicle, a work site where the industrial vehicle performs cargo handling operation and that has a stopping area where the transport vehicle stops, a monitoring unit that monitors at least one of a loading platform and a surrounding area of the loading platform, a determination unit that determines a state of the loading platform and a state of the surrounding area of the loading platform based on information acquired by the monitoring unit; and an instruction unit that transmits an instruction to the industrial vehicle based on a result of determination by the determination unit. The monitoring unit includes an image acquisition at a position different from the industrial vehicle in the work site, the image acquisition unit acquiring an image of at least one of the loading platform of the transport vehicle and the surrounding area of the loading platform.Type: ApplicationFiled: October 1, 2024Publication date: April 3, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Hirokazu Kishida
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Publication number: 20250111647Abstract: A pallet recognition device that recognizes a position and a state of a pallet includes a memory configured to store pieces of reference data acquired in advance, the pieces of reference data corresponding to a plurality of types of pallets, a detection unit configured to determine a type of the pallet, a selection unit configured to select reference data corresponding to the type of the pallet detected by the detection unit from the pieces of reference data of the plurality of types of pallets stored in the memory, a data acquisition unit configured to acquire detection data of the pallet, and a matching processor configured to calculate estimation values of a position and a state of the pallet by matching the detection data acquired by the data acquisition unit and the reference data selected by the selection unit.Type: ApplicationFiled: September 23, 2024Publication date: April 3, 2025Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventor: Masahiro KISHIDA
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Patent number: 12266149Abstract: An own-position estimating device for estimating an own-position of a moving body by matching a feature extracted from an acquired image with a database in which position information and the feature are associated with each other in advance, includes an estimating unit estimating the own-position of the moving body by matching the feature extracted by the extracting unit with the database, and a determination threshold value adjusting unit adjusting a determination threshold value for extracting the feature, in which the determination threshold value adjusting unit acquires the database in a state in which the determination threshold value is adjusted, and adjusts the determination threshold value on the basis of the determination threshold value linked to each of the position information items in the database, and the extracting unit extracts the feature from the image by using the determination threshold value adjusted by the determination threshold value adjusting unit.Type: GrantFiled: December 24, 2020Date of Patent: April 1, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Tatsuya Komuro, Norihiko Kato
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Patent number: 12264675Abstract: An electric compressor includes a compression part configured to compress fluid, an electric motor configured to drive the compression part, a housing accommodating the compression part and the electric motor, a soundproof cover covering the housing, and a nameplate attached to the housing and including a predetermined information. The housing includes a protrusion that is a part of the housing and protrudes out of the soundproof cover through a hole formed in the soundproof cover. The nameplate is provided on the protrusion.Type: GrantFiled: February 15, 2023Date of Patent: April 1, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Toshiharu Awa, Takayuki Kato, Toshiyuki Miyano, Noritaka Nishimori, Toshiyuki Kobayashi, Yasuaki Nakano