Patents Assigned to Aisin Seiki Kabushiki Kaisha
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Publication number: 20210164274Abstract: A vehicular door lock device includes a rotary member being movable between a releasing position and an unlocking correspondent position by rotation of an electric motor and being elastically urged to a neutral position, a release lever switching a latch mechanism to an unlatched state by rotation of the rotary member from the neutral position to the releasing position, an active lever switching the vehicular door lock device to an unlocked state by rotational movement of the rotary member from the neutral position to the unlocking correspondent position and switching the vehicular door lock device to a locked state by rotational movement of the rotary member to a locking correspondent position, and a block lever blocking rotational movement of the rotary member from the locking correspondent position to the releasing position when switching from the unlocked state to the locked state is made.Type: ApplicationFiled: November 25, 2020Publication date: June 3, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Yasuaki TANINO, Yasuhiko SONO, Takumi HAYASHI
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Publication number: 20210167674Abstract: This stator manufacturing method includes a step in which one of a skew-forming mechanism portion and a skew-forming jig presses, with the skew-forming jig, the skew-forming mechanism portion having a shape corresponding to the shape of a skew, to form a skew having a bent shape or a curved shape.Type: ApplicationFiled: January 7, 2019Publication date: June 3, 2021Applicants: AISIN AW CO., LTD., AISIN SEIKI KABUSHIKI KAISHAInventors: Teppei TSUDA, Masafumi SAKUMA
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Publication number: 20210164469Abstract: A pump housing of an oil pump includes a suction port that supplies oil to a pump room, a discharge port that discharges oil from the pump room, and a seal portion that suppresses leakage of oil from the pump room to outside of the pump room. A shaft of the oil pump includes a small diameter portion and a large diameter portion having different diameters, the small diameter portion is connected to the inner rotor, and the shaft and the inner rotor integrally rotate. The seal portion is in contact with a side surface of the inner rotor extending in a diameter direction of the shaft, and also extends to a region in the diameter direction on an inner side smaller than the large diameter portion in the diameter direction.Type: ApplicationFiled: November 25, 2020Publication date: June 3, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Atsuo ISODA, Kenta IDE, Masato KISHI, Kazuya HORIKAWA, Tokiyuki TANAKA
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Patent number: 11021903Abstract: A supporting member includes: a rotatable spindle supported in a first housing; a cylindrical first guide fixed in a second housing, and guiding a relative movement of the spindle in an axial direction; a second guide fixed in the first housing, having an inner diameter larger than a first guide's outer diameter, and relatively movable in the direction to the first guide; and a nut being a stepped shaft-like member including an insertion portion inserted into the first guide, a protruding portion protruded from the first guide, and a narrow portion provided therebetween. The first guide includes a caulking portion to the nut at an opening end. The caulking portion includes a portion extending to intersect in the direction along a step between the insertion portion and the narrow portion, and another portion parallel to the direction along an outer circumferential surface of the narrow portion.Type: GrantFiled: February 11, 2019Date of Patent: June 1, 2021Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Satoru Goto, Takayuki Sengoku, Takeshi Yamamoto
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Publication number: 20210158538Abstract: A sensor system includes: a transmission device that includes a sensor which asynchronously outputs detection data including time series information; and a reception device connected to the transmission device via a transmission line. The detection data includes coordinate information, and the transmission device includes an expansion unit configured to expand a value of the coordinate information within a range of the number of bits assigned to the coordinate information, in a case where the detection data is acquired from the sensor, and a transmission unit configured to transmit expanded detection data in which the value of the coordinate information is expanded by the expansion unit to the reception device via the transmission line.Type: ApplicationFiled: November 19, 2020Publication date: May 27, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Kozo Kajiwara, Takeshi Fujita
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Publication number: 20210159832Abstract: A motor controller includes a power supply controller controlling a power supply to rotate a rotor to a predetermined position by supplying power to an excitation coil of a predetermined phase among excitation coils of three phases of the rotor at startup of the rotor, the power supply controller selecting the excitation coil of the predetermined phase to which power is supplied in accordance with a position of a magnetic pole of the rotor in a state where the rotor is stopped.Type: ApplicationFiled: November 13, 2020Publication date: May 27, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Naoki ONOSAKA, Misato MAEDA, Genki YAMASHITA, Yuka FUKADA
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Publication number: 20210160432Abstract: An image processing device includes a hardware processor configured to: acquire items of image information; determine lateral image information as a particular state of luminance when a first region of interest exhibits luminance of a first given value or more and a difference in luminance between the first region of interest and a second region of interest is a second given value or more, the first region of interest and the second region of interest being included in a vehicular front region and a vehicular rear region of the lateral image information, respectively; set, in the particular state of luminance, a first correction value in accordance with luminance of the vehicular front region and set a second correction value in accordance with luminance of rear image information; and set, according to the first second correction values, an individual correction value for correcting luminance of a region between the first and second regions of interest.Type: ApplicationFiled: March 25, 2019Publication date: May 27, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Kinji YAMAMOTO, Kazuya WATANABE, Itsuko FUKUSHIMA, Tetsuya MARUOKA
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Patent number: 11014434Abstract: A sunshade device includes: a roll shade having a shade; a rod provided in a front end portion of the shade; two guide rails each configured to guide the shade; two first sliding members each having a slider attached to a corresponding one of opposite ends of the rod and guided by a corresponding one of the guide rails; and two second sliding members each having a shade support portion configured to support a shade corner portion and guided by a corresponding one of the guide rails, wherein the slider and the shade support portion are arranged in a direction crossing an advancing and retreating direction of the shade, and at least a portion of the slider and at least a portion of the shade support portion are disposed on a lateral side of the rod in a lateral direction along the rod.Type: GrantFiled: April 4, 2018Date of Patent: May 25, 2021Assignee: Aisin Seiki Kabushiki KaishaInventors: Hinako Kobayashi, Naoto Kamioku, Kazuhiko Yoshizawa
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Patent number: 11017245Abstract: A parking assist apparatus includes: a setting unit that sets, within a captured image in which objects surrounding a moving vehicle have been imaged, a first search area for searching for a pair of partition lines disposed between parking spaces that are adjacent to each other; and a detecting unit that searches the first search area to detect a first partition line out of the pair of partition lines. When the detecting unit detects the first partition line, the setting unit sets a second search area for searching for a second partition line out of the pair of partition lines on the basis of the first partition line.Type: GrantFiled: February 23, 2018Date of Patent: May 25, 2021Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Masaki Furukawa, Keisuke Nose, Ryuichi Matsuda
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Publication number: 20210150754Abstract: A physique estimation device includes: a camera capturing an image of an inside of a vehicle; a skeleton point coordinate acquisition unit acquiring positions of skeleton points of a body image of an occupant included in a captured image of the inside as skeleton point coordinates in a two-dimensional coordinate system of the captured image; a front coordinate estimation unit machine learned such that, by receiving a distance between preset skeleton points and an angle of a skeleton line obtained by connecting the skeleton points with respect to a reference line, a front coordinate that is an arrangement of the skeleton points when the occupant is viewed from front is estimated and output; and a physique determination unit determining a physique of the occupant based on the front coordinate.Type: ApplicationFiled: October 14, 2020Publication date: May 20, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Godai TANAKA, Yoshiaki TOMATSU, Takayuki NAKAGOME
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Publication number: 20210140377Abstract: A control device for an internal combustion engine includes an internal combustion engine and a valve opening-closing timing control device. The valve opening-closing timing control device has a phase adjustment mechanism for setting a relative rotation phase of a driving-side rotator and a driven-side rotator. The phase adjustment mechanism overlaps a timing of opening an intake valve with a timing of opening an exhaust valve, by setting, in a predetermined period, the relative rotation phase such that the exhaust valve closes after a top dead center position has been reached, and a bypass passage is provided that connects an exhaust passage of one cylinder that is in an exhaust process to the exhaust passage of another cylinder that is in an intake process at the same time as the exhaust process.Type: ApplicationFiled: February 28, 2018Publication date: May 13, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Seiichi FUJIMOTO, Masaaki KANEKO, Hirokazu TANAKA, Suguru KAMIYA, Kohei FUJII
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Publication number: 20210138862Abstract: A controller includes: a noise reduction processing unit that acquires a sensor signal, which is based on an output from a sensor that detects time-series data and includes a noise, and that reduces the noise included in the sensor signal on the basis of a recurrent neural network trained so as to learn a correspondence relationship between a first signal including the noise corresponding to the sensor signal and a second signal indicating the first signal from which the noise has been removed; and a control processing unit that controls an actuator on the basis of an output from the noise reduction processing unit.Type: ApplicationFiled: October 27, 2020Publication date: May 13, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventor: Akihito YAMAMOTO
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Publication number: 20210139088Abstract: A vehicle spat device includes: a spat that rotatably supported by a first rotation shaft and configured to be displaced between a deployment position and a storage position; and a link unit transmitting power of an actuator to the spat. The link unit includes a drive link rotating integrally with a drive shaft when the actuator is driven, and an intermediate link connected to the spat via a second rotation shaft and connected to the drive link via a third rotation shaft. The drive link rotates around the drive shaft between a first position where the spat is disposed at the storage position and a second position where the spat is disposed at the deployment position. In the drive link, the first position is a position rotated from a first neutral position in a first rotation direction.Type: ApplicationFiled: November 12, 2020Publication date: May 13, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Ryota TACHI, Kenji HORI, Shuhei UCHIDA
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Publication number: 20210129905Abstract: A towing assistance device includes an acquirer, a determiner, and a notifier. The acquirer acquires a coupling angle between a towing vehicle and a towed vehicle. The determiner determines whether the towed vehicle is movable backward in a coupling posture with the coupling angle maintained, when the towing vehicle is moved backward at a current steering angle. The notifier issues information on a steering angle at which the towed vehicle is movable backward in the coupling posture, among selectable steering angles of the towing vehicle.Type: ApplicationFiled: February 22, 2018Publication date: May 6, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Kazuya WATANABE, Takayuki NAKASHO, Masahiko SAKABE, Kazunori ONO
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Publication number: 20210131830Abstract: A rotational angle sensor includes a rotary plate and a printed circuit board in which a primary coil and a secondary coil group are arranged. Loops of the primary coil and the secondary coil group are along a surface of the printed circuit board. The rotary plate includes a target portion whose outer circumferential edge portion has a sine-wave shape. The primary coil overlaps with the target portion, and has a circular-arc shape along a rotational direction of the rotary plate. The secondary coil group includes 4n (n is a natural number) secondary coils arranged in a line along the rotational direction, on an inner circumferential side of the primary coil. The number of turns of a secondary coil on an end side in a line is smaller than that of a secondary coil on an inner side in the line.Type: ApplicationFiled: October 2, 2020Publication date: May 6, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventor: SHINSUKE ANDO
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Publication number: 20210131537Abstract: A drive apparatus includes a rail, a shaft, and a motion body. At least a part of the rail is curved such that an opening groove of the rail is curved when the rail is seen from a side orthogonal to an axial direction. The shaft includes flexibility. The shaft includes an engagement portion which is formed in a spiral shape at a circumferential surface thereof. The motion body includes a case portion and an engaged portion held by the case portion so as to be movable, the engaged portion extending inside the rail through the opening groove from an outward of the rail, the engaged portion engaged with the engagement portion of the shaft. The engaged portion is movable in a first direction, and includes an orientation fixed relative to the case portion in a second direction which is orthogonal to the first direction.Type: ApplicationFiled: November 4, 2020Publication date: May 6, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventor: Shintaro Suzuki
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Publication number: 20210129794Abstract: This electrostatic sensor is provided with an upper electrode provided in a lower part of a vehicle, a lower electrode provided in the lower part of the vehicle so as to be positioned below the upper electrode, and a detection unit for detecting whether there has been an operation consisting of the moving in and out of a foot below the vehicle on the basis of capacitance variation in the upper electrode and lower electrode. The detection unit determines that the operation consisting of the moving in and out of a foot has occurred if the time when the peak capacitance of the upper electrode is reached and the time when the peak capacitance of the lower electrode is reached match.Type: ApplicationFiled: August 31, 2017Publication date: May 6, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventor: Takehiko SUGIURA
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Patent number: 10994593Abstract: A mounting structure for a doorframe molding includes an upper edge part that defines an upper side of a window frame of a vehicle door. The mounting structure further includes an engaging part that includes a shaft part and a rib part extending from a lower end of the shaft part in a vehicle front-rear direction or a vehicle width direction, a body part of the doorframe molding, and a bracket that projects from the body part and is engaged with the engaging part. The bracket has a cut-out part that is made by cutting out the bracket. The shaft part is inserted into the cut-out part, and a peripheral part of the cut-out part is engaged with the rib part.Type: GrantFiled: January 19, 2018Date of Patent: May 4, 2021Assignees: Aisin Seiki Kabushiki Kaisha, Toyota Jidosha Kabushiki KaishaInventors: Hiroshi Okazaki, Naoki Tsutsumi, Ryuta Yamasaki
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Patent number: 10995817Abstract: A flywheel apparatus includes a damper, and a mass ring including a first surface facing a first side in an axial direction, a second surface facing a second side and a first circumferential surface facing an inner side in a radial direction. The apparatus includes a drive plate including a first wall portion including a third surface being in contact with the second surface, and a plurality of protruding portions, each of the plurality of protruding portions including an end surface configured to fit to the first circumferential surface. The drive plate is configured such that the mass ring is concentrically attachable to the drive plate by the fitting of the end surfaces and the first circumferential surface to each other.Type: GrantFiled: June 20, 2018Date of Patent: May 4, 2021Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Atsushi Yamazumi, Yasuyuki Imai, Tsuneo Ukei
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Publication number: 20210123398Abstract: An air intake apparatus includes a plurality of funnel-shaped portions provided in a plurality of intake ports. The plurality of funnel-shaped portions respectively include open ends located at positions at which lengths of the plurality of intake ports are aligned with each other, the open ends being provided along a direction perpendicular to a direction in which respective centerlines of the plurality of intake ports extend.Type: ApplicationFiled: February 23, 2018Publication date: April 29, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventor: Yu SAKURAI