Patents Issued in October 14, 2021
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Publication number: 20210316744Abstract: A method performed by an autonomous vehicle includes identifying a condition preventing the autonomous vehicle from proceeding along an intended route. The method also includes prompting a passenger of the autonomous vehicle to interact with a driver of a first vehicle in response to identifying the condition. The method further includes receiving, from the passenger, an input at an interface of the autonomous vehicle indicating a successful interaction or an unsuccessful interaction with the driver. The method also includes controlling the autonomous vehicle to proceed along the intended route based on the input indicating the successful interaction with the driver.Type: ApplicationFiled: June 23, 2021Publication date: October 14, 2021Applicant: TOYOTA RESEARCH INSTITUTE, INC.Inventors: Soonho KONG, Jonathan DECASTRO, Nikos ARECHIGA, Frank PERMENTER
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Publication number: 20210316745Abstract: The present application discloses a vehicle-based voice processing method, a voice processor, a vehicle-mounted processor, a vehicle, an electronic device, and a storage medium, and relates to automatic driving, artificial intelligence, and voice technology in the computer field. The specific implementation is: receiving a voice message transmitted by the vehicle-mounted processor based on a plurality of audio channels, where the voice message carries identifiers of the plurality of audio channels; determining a multi-sound zone type corresponding to the voice message according to the identifiers of each audio channel in the voice message; invoking an audio processing method corresponding to the multi-sound zone type corresponding to the voice message to process the voice message so as to obtain a processing result.Type: ApplicationFiled: June 23, 2021Publication date: October 14, 2021Inventor: Shengyong Zuo
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Publication number: 20210316746Abstract: A method for prioritizing occlusion information is presented. The method includes determining, at a first time period, a first sensor's view of a spatial area is occluded. The method also includes observing, at a second time period, the spatial area. The method further includes determining a level of risk associated with the spatial area based on the observation. The method still further includes prioritizing transmission of the occlusion information corresponding to the spatial area based on the determined level of risk and transmitting the occlusion information corresponding to the spatial area based on the priority.Type: ApplicationFiled: April 10, 2020Publication date: October 14, 2021Applicant: TOYOTA RESEARCH INSTITUTE, INC.Inventors: Stephen G. MCGILL, Guy ROSMAN, Luke S. FLETCHER
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Publication number: 20210316747Abstract: An animal collision alert assembly includes a housing that is positionable within a vehicle. A transceiver is positioned within the housing and the transceiver receives data pertaining to a prediction of the location of animals with respect to a roadway. A light detection and ranging (LIDAR) unit is coupled to the housing to survey the area in front of the vehicle. A thermal imaging camera is coupled to the housing to record a thermal image of the area in front of the vehicle. A display is coupled to the housing and the display renders a map showing the predicted location of the animals with respect to the roadway on which the vehicle is driving. A speaker is coupled to the housing and the speaker emitting an audible alert to alert the driver to a potential collision with the animal.Type: ApplicationFiled: April 14, 2020Publication date: October 14, 2021Inventor: Michael Klein
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Publication number: 20210316748Abstract: A driving assistance method for operating a vehicle includes establishing a database, wherein the database includes pre-stores keywords, the keywords are defined as words related to traffic; obtaining electronic texts of traffic rules; extracting keywords in the electronic texts according to the database; generating a trigger condition based on the extracted keywords; obtaining a plurality of current driving parameters of the vehicle; and sending a driving assistance command when the current driving parameters satisfy the trigger condition. The invention also provides a vehicle using the driving assistance method.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: CHIH-PU HSU, YI-CHIN WANG, HSIU-HUA YEN, JIAN-CHENG LIN
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Publication number: 20210316749Abstract: In response to a request to pull over an ADV at a destination point at a side of a lane, a path including a first segment, a second segment and a transition point is planned. The transition point is determined based on at least one of a distance to the destination point or a predetermined distance to a boundary of the side of the lane. The first segment from a start point to the transition point is generated by using a quadratic programming (QP) operation. The second segment from the transition point to the destination is generated based on a shape of the boundary. The ADV is controlled to pull over to the destination point according to the planned path.Type: ApplicationFiled: April 10, 2020Publication date: October 14, 2021Inventors: Dongchun YAO, Fan ZHU, Leibing LV, Xin XU, Ning YU
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Publication number: 20210316750Abstract: Disclosed are a driving guide system and method. The driving guide system includes an input unit configured to receive signal information from a signal controller, a memory in which a driving guide program using the signal information is embedded, and a processor configured to execute the program. When it is not possible to recognize a traffic light using a camera, the processor determines a driving behavior using the signal information and then performs autonomous driving according to the driving behavior or provides a notification to a driver.Type: ApplicationFiled: April 14, 2021Publication date: October 14, 2021Applicant: HYUNDAI MOBIS CO., LTD.Inventor: Jang Hyeon JO
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Publication number: 20210316751Abstract: Systems and methods are provided for autonomous vehicle navigation. The systems and methods may map a lane mark, may map a directional arrow, selectively harvest road information based on data quality, map road segment free spaces, map traffic lights and determine traffic light relevancy, and map traffic lights and associated traffic light cycle times.Type: ApplicationFiled: April 29, 2021Publication date: October 14, 2021Applicant: MOBILEYE VISION TECHNOLOGIES LTD.Inventors: David HUBERMAN, Jonathan BARLEV, Eli PEKER, Maoz MADMONY, Ouriel BARZILAY
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Publication number: 20210316752Abstract: The present invention relates to a method for providing a route stipulation for a route system of a vehicle, comprising the following steps: providing a plurality of detected trajectories of further vehicles in a route section to be used, ascertaining a trajectory stipulation from the detected trajectories, ascertaining a deviation zone from the detected trajectories, wherein the deviation zone is determined on the basis of a deviation of at least individual detected trajectories from the trajectory stipulation, determining the route stipulation at least on the basis of the trajectory stipulation and the deviation zone.Type: ApplicationFiled: September 20, 2019Publication date: October 14, 2021Applicant: Volkswagen AktiengesellschaftInventors: Thomas Eigel, Timur Aminev, Stefan Detering, Jens Hoedt
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Publication number: 20210316753Abstract: The present disclosure discloses a road test method and apparatus for an autonomous driving vehicle, a device and a storage medium, relating to the field of artificial intelligence and, in particular, to autonomous driving and intelligent transportation technologies. The specific implementation is: analyzing, based on evaluation baselines corresponding to autonomous driving scenarios in a process during which a vehicle is travelling along a test route, information of test parameters corresponding to the autonomous driving scenarios to determine a first test result of the vehicle; generating a second test result of the vehicle according to experience evaluation data; determining a road test result of the vehicle according to the first test result and the second test result of the vehicle.Type: ApplicationFiled: June 17, 2021Publication date: October 14, 2021Applicant: Apollo Intelligent Connectivity (Beijing) Technology Co., Ltd.Inventor: Jun ZHAO
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Publication number: 20210316754Abstract: A vehicle that can be customized and personalized via a mobile user profile. The vehicle can include a body, a powertrain, vehicle electronics, and a computing system. The computing system of the vehicle can be configured to: receive data fields of a driver profile of a user from a mobile device; estimate, using machine learning, configurations of vehicle functions for the vehicle according to the data fields; and control settings of a set of components of the vehicle, via the vehicle electronics, according to the estimated configurations.Type: ApplicationFiled: April 9, 2020Publication date: October 14, 2021Inventor: Robert Richard Noel Bielby
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Publication number: 20210316755Abstract: In one embodiment, method for real-time monitoring of a safety redundancy autonomous driving system operating within a predefined risk tolerable boundary includes calculating a zone failure risk score for each of predetermined zones based on a sensor failure risk score associated with each of sensors mounted on the ADV. The predetermined zones being defined based on a sensor layout of the sensors. A sensor capability coverage of the ADV is determined based on the zone failure risk score associated with each of the predetermined zones. A drivable area of the ADV is determined based on the sensor capability coverage in view of map data associated with a current location of the ADV. A trajectory is planned based on the drivable area to autonomously drive the ADV to navigate a driving environment surrounding the ADV.Type: ApplicationFiled: April 9, 2020Publication date: October 14, 2021Inventors: Xiaodong LIU, Ning QU
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Publication number: 20210316756Abstract: A device for scanning measurement of the distance to an object comprises a light source that produces optical signals each having a varying frequency. An optical distribution matrix comprising optical switches and/or optical splitters distributes the optical signals simultaneously or successively onto optical output waveguides. A deflection optical unit deflects the optical signals when exiting from the optical output waveguides so that they are emitted in different directions from the device. A plurality of detectors detect a superposition of one of the optical signals produced by the light source with an optical signal which was reflected from the object. Input waveguides, which are independent of the output waveguides, guide the optical signals reflected from the object to the detectors while bypassing the optical distribution matrix. An evaluation unit determines a distance to the object from the superposition detected by the detectors.Type: ApplicationFiled: April 13, 2021Publication date: October 14, 2021Inventor: Vladimir DAVYDENKO
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Publication number: 20210316757Abstract: This invention is directed to an information processing apparatus that efficiently evaluates artificial intelligence for performing virtual automated driving of a virtual vehicle. This information processing apparatus comprises a generator that generates, from driving environment information generated by a driving environment simulator that simulates a virtual driving environment of a virtual vehicle, driving environment information representing a driving environment in which the virtual vehicle is readily put in a dangerous state and to be provided to artificial intelligence for performing automated driving of the virtual vehicle, an acquirer that acquires a virtual driving result obtained by performing the virtual automated driving of the virtual vehicle by the artificial intelligence in the virtual driving environment, and an evaluator that evaluates performance of the artificial intelligence from the virtual driving result of the virtual automated driving by the artificial intelligence.Type: ApplicationFiled: September 14, 2018Publication date: October 14, 2021Applicant: NEC CorporationInventor: Jun NAKAYAMADA
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Publication number: 20210316758Abstract: A vehicle control system for proactively calculating a safe motion range (e.g., safe speed, a safe acceleration, and/or a safe jerk range) for a road segment and selecting and verifying an appropriate domain for the vehicle using, for example, information about the current road segment, information about the next road segment(s), information obtained from sensors, information obtained from map systems, information from an object-based safety layer, and/or other information about the vehicle's operating conditions in the current and future road segments. In addition, once the safe motion range is calculated, this information may be used to either warn/inform a human driver or directly enforce an appropriate vehicle maneuver to ensure a safe motion in the vehicle's next road segment(s).Type: ApplicationFiled: June 24, 2021Publication date: October 14, 2021Inventors: Fabian OBORIL, Cornelius BUERKLE
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Publication number: 20210316759Abstract: System, methods, and embodiments described herein relate to managing benefit distribution in a vehicular micro cloud in which a plurality of vehicle members collaboratively execute operations in an environment of the vehicular micro cloud. A disclosed method may include monitoring a distributed execution of a micro cloud operation initiated by the ego vehicle, determining a contribution level of a vehicle member of the vehicular micro cloud that contributed toward completing the micro cloud operation, storing a record indicating the contribution level, identifying an occurrence of an event, the event being a micro cloud interaction or encounter with the vehicle member subsequent to completion of the micro cloud operation, determining, based at least in part on the record indicating the contribution level, a reciprocal task that benefits the vehicle member, and executing the reciprocal task during the event.Type: ApplicationFiled: April 13, 2020Publication date: October 14, 2021Inventors: Seyhan Ucar, Takamasa Higuchi, Onur Altintas
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Publication number: 20210316760Abstract: A computing device includes a server communication that receives, from a vehicle-mounted device in a first vehicle, information about a position of interruption in autonomous driving and receives, from a vehicle-mounted device in a second vehicle, information about manual driving of the second vehicle in a region of the interruption position. A control point is extracted from the manual driving information in the region of the interruption position as a spot related to a change of a running direction, and knowledge information is created containing running information that is a speed or a steering angle of a vehicle on a trajectory passing through the control point. Also received is knowledge information enabling generation of a track for changing a running direction of a vehicle. The knowledge information and information indicating a trajectory of a vehicle generated using the knowledge information is transmitted to a vehicle-mounted device of a vehicle.Type: ApplicationFiled: August 26, 2020Publication date: October 14, 2021Inventors: Kyoko OKOSHI, Takashi NOMURA
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Publication number: 20210316761Abstract: Some embodiments include an autonomous yard truck that includes a speed control mechanism; a steering system; a geolocation sensor; a plurality of sensors; a fifth wheel coupling; a robotic arm disposed on the deck; an air hose with a first hose connector; a transceiver; and a controller. The controller may identify a first trailer hose connector location on a specific trailer; determine the location of a first hose connector on an autonomous yard truck; engages the first hose connector with a robotic arm; move the first hose connector from the first hose connector location to the first trailer hose connector location on the specific trailer with the robotic arm; connect the first hose connector with the first trailer hose connector; disengage the first hose connector from the robotic arm; and/or test the connection between the connection between the first hose connector and the first trailer hose connector.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: Mitch Torrie, Devin Stewart, Eric Poulson, Mike McNees, Marlow Stevens
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Publication number: 20210316762Abstract: An electronic device and an operating method thereof may be configured to detect input data having a first time interval, detect first prediction data having a second time interval based on the input data using a preset recursive network, and detect second prediction data having a third time interval based on the input data and the first prediction data using the recursive network. The recursive network may include an encoder configured to detect each of a plurality of feature vectors based on at least one of the input data or the first prediction data, an attention module configured to calculate each of pieces of importance of the feature vectors by calculating the importance of each feature vector, and a decoder configured to output at least one of the first prediction data or the second prediction data using the feature vectors based on the pieces of importance.Type: ApplicationFiled: December 15, 2020Publication date: October 14, 2021Inventors: Dongsuk KUM, Sanmin KIM
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Publication number: 20210316763Abstract: A method for steering a vehicle along a path in a driveway and around obstacles between a starting position into a target position, comprises the steps of determining the vehicle dimensions, steering and driving capabilities, carrying out a path optimization step to evaluate, based on a predetermined cost function, the least costly path between the starting position and the target position avoiding any collisions with obstacles. The method further comprises the further step of applying a path improver step, smoothening the trajectory obtained by the path optimization method by means of numerical optimization while fulfilling dynamical constraints on acceleration and steering rate of the vehicle through planning lateral and longitudinal movement of the vehicle in a joint optimization problem or by means of separate optimization problems.Type: ApplicationFiled: July 29, 2019Publication date: October 14, 2021Inventor: Alexander DOMAHIDI
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Publication number: 20210316764Abstract: A method for transferring control of a vehicle from automated vehicle control by a control unit to manual vehicle control by a driver by a control lever, wherein the control lever is used at least to accelerate, brake, and steer the vehicle, wherein there is also at least one first display screen for displaying driving information, including at least an actual speed and an actual trajectory of the vehicle and a speed and a trajectory based on the actual position of the control lever, and wherein automated vehicle control is transferred to manual vehicle control when the actual speed of the vehicle corresponds graphically to the speed based on the actual position of the control lever and the actual trajectory of the vehicle corresponds graphically to the trajectory based on the actual position of the control lever on the first display screen.Type: ApplicationFiled: August 12, 2019Publication date: October 14, 2021Applicant: ZF Friedrichshafen AGInventors: Steffen JUNG, Andreas KRAMME, Maximilian HAVERKAMP, Jan BAVENDIEK, Lutz ECKSTEIN, Alexander TENBROCK, Gert-Dieter TUZAR, Markus UHLIG, Thomas SULZBACH
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Publication number: 20210316765Abstract: A method for managing a hand-over from an Automated Driving System (ADS) to driver of vehicle, where ADS includes ADS feature being associated with first set of pre-cautionary constraints out of plurality of pre-cautionary constraints imposed by Pre-cautionary Safety (PCS) module while ADS feature controls vehicle. The method includes obtaining request to deactivate ADS feature, and providing partial control of vehicle to driver in order to enable manual driver operation of vehicle based on obtained request. The method includes monitoring manual driver operation of vehicle for a time period, and evaluating monitored manual driver operation of vehicle against second set of pre-cautionary constraints during time period. Then, based on evaluation, the method includes deactivating second set of pre-cautionary constraints upon expiry of time period if manual driver operation passes evaluation, or providing control of vehicle to ADS if manual driver operation fails evaluation.Type: ApplicationFiled: April 7, 2021Publication date: October 14, 2021Inventors: Peter HARDÅ, Mattias BRÄNNSTRÖM
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Publication number: 20210316766Abstract: A vehicle for transporting cargo has a deck and a group of cradles. Each cradle in the group is pivotable relative to the deck between an extended configuration in which the cradles extend at a transverse angle relative to the deck, and a collapsed configuration in which the cradles are substantially flush with the deck. The vehicle has an actuator adapted to concurrently pivot two or more cradles in the group between the extended configuration and the collapsed configuration.Type: ApplicationFiled: October 18, 2019Publication date: October 14, 2021Inventor: Barry Clive O'DONNELL
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Publication number: 20210316767Abstract: A system (100) for loading and transporting on railway network wheeled vehicles comprising one articulated vehicle (50) equipped with a drive (51) and semitrailer (52), the system (100) comprising: a computerized system configured to be placed in a station of the railway network; at least one elevator wagon (101) interfaced with the railway station computerized system; at least one carrier wagon (102); and a carriageable road infrastructure (103). The elevator wagon (101) comprises: a platform (101a); a linear structure (101d) to which the platform (101a) is inferiorly coupled; lifting structures (101e); an electronic control system (123); and auxiliary systems. The carrier wagon (102) comprises a linear structure equipped with two wheel systems (102aa) between which a load platform (102a) is comprised; load sensors; systems to assist in loading and unloading maneuvers and handling of the articulated vehicle (50) or of the single drive (51).Type: ApplicationFiled: September 3, 2019Publication date: October 14, 2021Inventors: Lucisano Antonio, Lucisano Francesco, Lucisano Maurizio
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Publication number: 20210316768Abstract: According to some embodiments, an autorack railcar comprises first and second ends, and first and second longitudinal sides disposed between the first and second ends. The longitudinal sides comprise a plurality of side posts. The railcar further comprises a rack for transporting vehicles enclosed by the ends and sides. A first width of the railcar between the longitudinal sides proximate a center of the railcar comprises a first width value. A second width of the railcar between the longitudinal sides between the center of the railcar and either the first or second ends comprises a second width value greater than the first width value. The side posts positioned within the second width of the railcar have a width that is less than a width of the side posts positioned within the first width of the railcar.Type: ApplicationFiled: April 13, 2020Publication date: October 14, 2021Inventors: Kenneth W. Huck, Kyle R. Coston
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Publication number: 20210316769Abstract: A method for improving fatigue resistance performance of a locomotive rubber-metal pad with variable diameter and a locomotive rubber-metal pad, which improves the fatigue resistance performance of the rubber-metal pad and prevents rubber and metal from being torn during running by changing a structure of the rubber and the metal of the rubber-metal pad and adjusting a shape and position relationship between the rubber and the metal. The shape and position relationship between the rubber and the metal is adjusted by adjusting a size of a rubber layer diameter between the rubber and the metal of the rubber-metal pad so that the rubber layer diameter of each layer is a variable diameter; and the fatigue resistance performance of the rubber-metal pad is improved by adjusting diameter of rubber layers.Type: ApplicationFiled: May 22, 2019Publication date: October 14, 2021Applicant: Zhuzhou Times New Material Technology Co., Ltd.Inventors: Ke YUAN, Bin ZHAO, Genhu JIE, Wansheng FENG
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Publication number: 20210316770Abstract: A data transmitting device includes: a transmitter; a processor; and a memory comprising instructions that, when executed by the processor, cause the processor to perform operations. The operations include: performing beam forming processing with a terminal provided in at least one moving object; detecting a beam angle based on a result of the beam forming processing; estimating a position of the at least one moving object based on the beam angle and installation position information of the data transmitting device; determining whether the estimated position of the at least one moving object is within a communication area of the data transmitting device; and transmitting desired data to the at least one moving object through the transmitter if it is determined to be within the communication area.Type: ApplicationFiled: May 31, 2019Publication date: October 14, 2021Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Tsutomu ASANUMA
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Publication number: 20210316771Abstract: A train equipment management system includes an information collection apparatus that collects individual identification numbers for identifying devices from identification tags attached to the devices installed in a train, collects device operation information indicating an operating condition of each device, and transmits, for each device, the individual identification number, the device operation information, a car number for identifying a car in which each device is installed, and a formation number for identifying the train, to a ground system; and the ground system that manages the formation number, the car number, and the device operation information in association with the individual identification number of each device.Type: ApplicationFiled: September 7, 2018Publication date: October 14, 2021Applicant: Mitsubishi Electric CorporationInventors: Takeshi TAKEUCHI, Satoshi KAEDE
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Publication number: 20210316772Abstract: A powered lift hand truck with a corresponding method of operation and control. The apparatus includes a powered lift hand truck configured to lift a load from a lowered to a raised position (and vice versa). The system uses the rotational speed to measure linear speed and enforce a consistent speed of the load. The system is programmed to lift/lower loads at the same speed, regardless of load overall weight. If, for example, the load is heavy, the system determines that the speed is below a predetermined threshold and increases the power so as to increase speed.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: Stewart A. Burton, Matthew James Casey
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Publication number: 20210316773Abstract: A Systems and methods for disinfecting/sanitizing the trolley handle by means of an assembly in form of a sleeve which can be mounted to the trolley handle. The attachment comes in various designs, shapes and sizes and is in form of a hollow handle which can be attached and detached easily and indefinitely without effecting the shape and outlook of assembly.Type: ApplicationFiled: April 9, 2020Publication date: October 14, 2021Inventor: Marcellus Hunter
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Publication number: 20210316774Abstract: The invention provides a method of holding combat sport equipment, wherein the method comprises the steps of: providing a container, and placing combat sport equipment in the container. The container comprises: (a) a hollow body defined by four sidewalls that extend from a closed base to an open mouth; and (b) a handle provided on one of the sidewalls of the hollow body. The handle comprises a first elongate member and a second elongate member, wherein the first elongate member has an elongate axis that lies parallel to the plane of the closed base; and the second elongate member has an elongate axis that lies perpendicular to the plane of the closed base.Type: ApplicationFiled: September 28, 2020Publication date: October 14, 2021Inventor: Michael Carney
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Publication number: 20210316775Abstract: A stroller is disclosed. The stroller includes a support frame supported by at least two wheels. The stroller also includes a seat carrier support selectively, removably coupled to the support frame. A swing motor is operatively coupled to the seat carrier support. A seat swing mechanism extends downwardly from the swing motor. The seat swing mechanism has a seat yoke configured to receive and retain an infant seat. The seat swing mechanism is configured to swing the infant seat forwards and backwards when the swing motor is activated.Type: ApplicationFiled: April 7, 2021Publication date: October 14, 2021Inventor: Henry J. Bell
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Publication number: 20210316776Abstract: Embodiments may allow the steering wheel to be received in a vehicle body to secure a space for the driver's seat in autonomous driving mode and prevent the steering wheel from interfering with the driver's body, thereby allowing for the driver's comfortable movement while preventing the driver from intervening in steering. It is also possible to implement a further simplified folding structure of the steering wheel, providing more advantages in terms of costs and space.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventor: Bong Sung KO
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Publication number: 20210316777Abstract: Embodiments may allow the steering wheel to be received in a vehicle body to secure a space for the driver's seat in autonomous driving mode and prevent the steering wheel from interfering with the driver's body, thereby allowing for the driver's comfortable movement while preventing the driver from intervening in steering.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventor: HyunBi KWON
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Publication number: 20210316778Abstract: A support for a steering wheel of an agricultural or construction vehicle to improve working conditions of operators inside cabins and, also, to simplify production lines of the vehicle. A steering wheel support is formed by first and second articulated elements which are connected together and fastened on an installation base, and the first articulated element is pivoted on the installation base, while the second articulated element is connected at an opposite end of the first articulated element through a connector element, and a free end of the second articulated element further sustains a framework for installing a steering box with its respective steering wheel.Type: ApplicationFiled: July 1, 2019Publication date: October 14, 2021Inventors: Daenio Cleodolphi, João Augusto Marcolin Lucca, Leonardo Dos Santos Carvalho, Marco Aurélio Ramos Pereira
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Publication number: 20210316779Abstract: A steering column includes an upper jacket. The steering column also includes a lower jacket that the upper jacket is telescopingly coupled to. The steering column further includes an energy absorbing strap directly coupled to the upper jacket with at least one mechanical fastener.Type: ApplicationFiled: April 13, 2020Publication date: October 14, 2021Inventors: Kurt D. Dubay, Leslie E. Edmundson, Anthony R. Talhelm
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Publication number: 20210316780Abstract: Disclosed is zero point compensation method and device for EPS. The method includes: acquiring a value of lateral distance when a vehicle travels along an ideal path and obtaining a smoothed lateral distance value, for each control cycle; calculating a longitudinal movement distance value of the vehicle for each control cycle; performing linear fitting to obtain a linear relationship between the longitudinal movement distance value and the smoothed lateral distance value; calculating a zero point compensation angle for the EPS based on a first parameter in the linear relationship and a preset steering wheel transmission ratio, and compensating a steering control angle; and determining that the zero point compensation angle passes verification when a minimum residual error is less than a preset acceptable deviation. In this way, the time required for calibration can be reduced, and the accuracy and effectiveness of the control algorithm can be improved.Type: ApplicationFiled: March 31, 2021Publication date: October 14, 2021Inventors: Shibin ZHU, Bo YAN, Cheng XU, Fang ZHANG, Xiaofei LI, Dezhao ZHANG, Xiao WANG, Shuhao HUO
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Publication number: 20210316781Abstract: A method for detecting steering column defects. The method includes applying a voltage to a steering column mounted on a steering column stand, to cause the steering column to perform an adjustment operation. The method also includes receiving, from at least one force sensor, a plurality of force measurements during performance of the adjustment operation. The method also includes determining whether the steering column is operating within predetermined parameters based on the plurality of force measurements. The method also includes, in response to a determination that the steering column is not operating within the predetermined parameters, identifying the steering column as including at least one defect.Type: ApplicationFiled: April 9, 2020Publication date: October 14, 2021Inventors: Nicholas M. Messing, David W. Koehler, Neil A. Rumschlag, Robert C. Taub
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Publication number: 20210316782Abstract: The disclosure relates to a steering system and a method for controlling the same. According to an embodiment, a steering system comprises an electric power steering (EPS) steering motor connected to a first inverter and a second inverter, an additional motor connected to the second inverter and providing a steering-related additional function, a main electric control unit (ECU) including the first inverter and controlling the EPS steering motor through the first inverter, and a sub ECU including the second inverter and controlling at least one of the EPS steering motor or the additional motor based on at least one of main ECU state information or vehicle driving state information.Type: ApplicationFiled: April 13, 2021Publication date: October 14, 2021Inventors: Du Han Lee, Su-Min Lee
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Publication number: 20210316783Abstract: A steering linkage for a vehicle includes a cross-linked pivot assembly which includes a first connector configured for connection with the axle, first and second links, and a second connector configured for connection with a wheel. The first connector has a first end with which a first end of the first link is pivotally connected and a second end with which a first end of the second link is pivotally connected. The second connector has first and second ends and is arranged in spaced relation from and at an angle relative to the first connector. The first end of the second connector is arranged closer to the second end of the first connector than is the second end of the second connector. A second end of the first link is pivotally connected with the first end of the second connector and a second end of the second link is pivotally connected with the second end of the second connector.Type: ApplicationFiled: April 8, 2020Publication date: October 14, 2021Inventor: Thomas Towles Lawson, JR.
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Publication number: 20210316784Abstract: A rod-end front suspension is provided for an off-road vehicle. The rod-end front suspension comprises a spindle assembly that is pivotally coupled with an upper suspension arm by way of a first rod-end joint and pivotally coupled with a lower suspension arm by way of a second rod-end joint. A steering rod-end joint coupled with the spindle assembly pivotally receives a steering rod. An axle assembly coupled with the spindle assembly conducts torque from a transaxle to a wheel coupled with the spindle assembly. Each of the first and second rod-end joints comprises a ball rotatably retained within a casing. The ball is fastened within a recess between parallel prongs extending from the spindle assembly. A threaded shank extending from the casing is threadably fixated with the suspension arm, such that the spindle assembly may be moved with respect to the casing and the suspension arm.Type: ApplicationFiled: June 22, 2021Publication date: October 14, 2021Inventor: Robby Gordon
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Publication number: 20210316785Abstract: To provide a vehicle including a left continuously variable transmission connected to a left wheel and a right continuously variable transmission connected to a right wheel, at least one operation tool operated to instruct driving of the left wheel and the right wheel, a control device configured to control driving of the left continuously variable transmission and the right continuously variable transmission according to an operation of the at least one operation tool, and a turn operation tool provided on each of the at least one operation tool. If the turn operation tool is operated, the control device controls the left continuously variable transmission and the right continuously variable transmission so that the vehicle is turned to a side of the operated turn operation tool.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: Kohei OGURA, Koji KIYOOKA, Hidetaka YAMANAMI, Kenji OGATA, Yuya KUROIWA
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Publication number: 20210316786Abstract: A steering system for a vehicle, including: a pair of wheel steering devices that respectively steer right and left wheels independently of each other; and a controller configured to control the pair of wheel steering devices, wherein the controller is configured to change, based on a running speed of the vehicle, a steering amount ratio that is a ratio between a steering amount of the right wheel and a steering amount of the left wheel and to limit, based on a degree of change in the running speed of the vehicle, a change speed of the steering amount ratio at which the controller changes the steering amount ratio.Type: ApplicationFiled: April 6, 2021Publication date: October 14, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Daisuke NAKATA
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Publication number: 20210316787Abstract: A driving support ECU is configured to, when s specific recognition state occurs where a lane marker recognized changes from a left lane marker to a right lane marker or vice versa under a one side lane marker recognizable state, set a steering angle guard value to a second steering angle guard value smaller than a first steering angle guard value and set a steering angle speed guard value to a second steering angle speed guard value smaller than a first steering angle speed guard value.Type: ApplicationFiled: May 4, 2021Publication date: October 14, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hirohito IDE
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Publication number: 20210316788Abstract: Provided is a steering assist apparatus configured to perform a steering assist control for changing a steering angle of a vehicle in such a manner that the vehicle moves along a target path; determine whether a newly-detected object is a stationary object or a moving object; cancel the steering assist control and inform a driver that the steering assist control is cancelled when the newly-detected object is the stationary object and a cancel condition is satisfied; pause the steering assist control and inform the driver that the steering assist control is paused when the newly-detected object is the moving object and a pause condition is satisfied; and resume the steering assist control when a resume condition is satisfied.Type: ApplicationFiled: June 22, 2021Publication date: October 14, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shinya OHTANI, Shinya Sannodo, Yuki Minase
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Publication number: 20210316789Abstract: A parking assistance device includes an imager that captures an image of a surrounding of a vehicle, and a display that displays a guidance image for guiding the vehicle from a parking start position to a target parking position and displays a moving area in which the vehicle can move during a parking operation. An area and dimension of the moving area displayed on the display changes based on a change in a steering angle of the vehicle.Type: ApplicationFiled: June 23, 2021Publication date: October 14, 2021Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Hirotaka KAMIYAMA
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Publication number: 20210316790Abstract: A cargo transport rear frame includes a pair of posts, an upper cross member, and a rear bolster. The posts are spaced in a width direction, and extend in a height direction. The upper cross member extends along the width between the posts. The rear bolster extends between lower ends of the posts such that the rear bolster is spaced below the upper cross member. The posts, the upper cross member, and the rear bolster bound the rear cargo opening. The rear bolster has a first side facing in a forward direction, and the rear bolster has a second side facing in a rearward direction to be exposed to a rear side of the cargo transport rear frame. The rear bolster comprises a sheet metal stamping including a base surface and a relief embossed in the rearward direction from the base surface to form a loading dock engagement feature.Type: ApplicationFiled: June 24, 2021Publication date: October 14, 2021Inventors: Gary L. Fenton, Jason Alan Drost
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Publication number: 20210316791Abstract: The present disclosure discloses a kart and a frame thereof. The frame includes: a first frame including an outer sleeve and a first fixing piece arranged on the outer sleeve; a second frame including an inner sleeve defined with at least the two first perforations in an axial direction of the inner sleeve, the outer sleeve being fitted over the inner sleeve, one of the first frame and the second frame being a front frame and the other one being a rear frame; a second fixing piece including a rod section and a fitting section, the rod section being connected to a lower portion of the fitting section, the rod section protruding into any one of the first perforations of the inner sleeve from the first fixing piece, and the fitting section being fitted with the first fixing piece.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Inventors: Yi LOU, Dekun KONG, Tao JIANG, Ji LIN
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Publication number: 20210316792Abstract: Subframe brace apparatus and related assemblies for use with vehicles are disclosed. A disclosed vehicle assembly includes a subframe of a vehicle, a vehicle body structure, and a brace attaching the subframe to the vehicle body structure. A body of the brace includes a first end coupled to the subframe and a second end coupled to the vehicle body structure. The first end of the body is configured to remain connected to the subframe during an offset frontal vehicle impact event in which the subframe applies a first load to the first end. The first end of the body is also configured to separate from the subframe during a full frontal vehicle impact event in which the subframe applies a second load to the first end.Type: ApplicationFiled: April 14, 2020Publication date: October 14, 2021Applicant: Toyota Motor Engineering & Manufacturing North America, INC.Inventors: Kyler A. TOLMAN, Alex B. TAYLOR, Ryan M. MAHN, Robert D. SMITH
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Publication number: 20210316793Abstract: A load absorbing structure for a vehicle is provided. The structure includes a pair of front side members that are spaced apart from each other in a width direction of the vehicle on a front side of the vehicle and a pair of side sills that are connected to the front side members, respectively. A pair of front pillars are connected to the side sills, respectively and a pair of connection members connect the front side members and the side sills corresponding thereto in a longitudinal direction of the vehicle, respectively. A battery cross member is disposed transverse between the pair of connection members and a bottom surface of the battery cross member is disposed lower than a bottom wall of each connection member.Type: ApplicationFiled: April 13, 2020Publication date: October 14, 2021Inventors: Hee Seouk Chung, Hyun Sik Kim, Byeong Cheon Lee, Ji Na Son, Deok Hwa Hong