Abstract: A steering wheel includes: a support member which is inserted into a bag holder of an airbag device; a slider which has a cylindrical shape and covers the support member so as to be slidable in a front-rear direction; a damper holder which has an annular shape and covers at least a part of a region around the slider; an elastic member which has an annular shape and is interposed between the slider and the damper holder, in which the airbag device functions as a damper mass of a dynamic damper and the elastic member functions as a spring of the dynamic damper; and a friction damping unit including: a part provided in a portion between the slider and the elastic member; and a part provided in a portion between the damper holder and the elastic member.

Abstract: An air bag apparatus for protecting a passenger's head includes an air bag cover fixedly installed at an upper end of a seat back and an air bag cushion installed in a folded state in the air bag cover. The air bag cushion is deployed while breaking the air bag cover during supply of air bag gas from an inflator, and deployed toward one side of the passenger who is on a seat to protect the passenger's head during deployment. Accordingly, the air bag apparatus protects the passenger's head even in a situation in which a position of the seat is changed and an autonomous driving condition in which various sitting modes are arranged.

Abstract: A vehicle interior panel and method of manufacturing a vehicle interior panel for use over an airbag. The vehicle interior panel includes a substrate having an airbag door with one or more t-shaped stiffening ribs embedded in the airbag door. The t-shaped stiffening ribs help increase the rigidity of the airbag door, which can help improve deployment performance of the airbag. The t-shaped stiffening ribs may be co-molded or insert molded with the substrate.

Abstract: Airbag cushion assemblies for aspirating ambient air and related assemblies, methods, and components. Some embodiments may comprise an aspirating airbag cushion assembly comprising an airbag cushion housing, an aspiration housing coupled to the airbag cushion housing and comprising an aspiration inlet configured to allow for receipt of ambient air into an airbag cushion, and an inflation module slidably coupled to the aspiration housing. The inflation module may comprise an inflator and one or more inflation tubes or other conduits fluidly coupled with the inflator and configured to deliver inflation gas from the inflator into the airbag cushion.

Abstract: Provided is a switch for motor vehicles including an outer containing and protecting body which houses a lock cylinder. The lock cylinder is adapted to receive an ignition key and is rotatable through several operative positions by means of the rotation of said key. An antenna is connectable to an electronic immobiliser that is adapted to transmit to a control unit of a motor vehicle the motor vehicle engine ignition enable/disable signals. The antenna is located at said outer body.

Abstract: A vehicle theft-prevention apparatus can include a first sensor, a second sensor, and at least one computing device coupled to the first and second sensors. The first sensor and second sensors can be configured to sense a first type and a second type of measurement, respectively. The at least one computing device can be configured to read a plurality of measurements of the first type at a predetermined frequency from within a vehicle. In response to one of the plurality of measurements meeting a predetermined threshold, the at least one computing device can read, from the second sensor, at least one measurement of the second type from within the vehicle. The at least one computing device can be configured to determine, based on the at least one measurement from the second sensor, that the one of the plurality of measurements that met the predetermined threshold corresponds to a false positive.

Abstract: Embodiments of the present invention provide an automobile including a processor and a sensing apparatus, and the sensing apparatus is installed on a part that is of the automobile and that may be in contact with a hand of a driver, and includes a transmitter and a receiver. The transmitter sends a sound wave signal to the hand of the driver, and the receiver receives a reflected sound wave signal reflected by the hand of the driver, converts the reflected sound wave signal to an electrical signal, and sends the electrical signal to the processor. The processor analyzes the electrical signal to obtain a feature of the reflected sound wave signal, and recognizes an identity of the driver based on the feature of the reflected sound wave signal.

Abstract: Aspects of the invention are directed to techniques for mutual authentication between a passenger that has requested a transportation service and a dispatched vehicle for providing the requested transportation service. A user device associated with the passenger verifies the dispatched vehicle using a vehicle access token generated by a transportation service platform and sends a secret key to the dispatched vehicle. The dispatched vehicle uses the secret key to recover passenger biometric information from a passenger secret received from the user device through the transportation service platform, captures passenger biometric information on-site, and compares the recovered passenger biometric information and the passenger biometric information collected on-site to verify the passenger.

Abstract: Systems, methods, and non-transitory computer readable media may be configured to facilitate monitoring usage of a vehicle. Usage information for a vehicle may be obtained. The usage information may characterize usage of the vehicle by one or more persons. A monitoring event may be detected based on the usage information. Responsive to detection of the monitoring event, one or more lights of the vehicle may be controlled.

Abstract: An apparatus for clearing snow and ice is disclosed. The apparatus is provided at a windowpane or a side mirror or a windshield of a vehicle. The apparatus comprises a first layer and a second layer. The first layer or the second layer is removably coupled to the windowpane or the side mirror or the windshield. The apparatus comprises a heating element provided in between the first layer and the second layer. The apparatus further comprises a plug coupled to the heating element via a cable. Further, the plug is coupled to a receptacle provided at a dashboard of the vehicle. The plug inserted in the receptacle to introduce electricity into the heating element to increase the temperature of the heating element to clear the snow or ice formed on the windowpane or the side mirror or the windshield.

Abstract: A dollie assembly for a vehicle wash includes a center link configured for attachment to a drive mechanism of the vehicle wash and having a throughhole with a first bushing extending therethrough along an axis between opposite ends with cylindrical bearing surfaces on opposite sides of the center link. A tire pushing roller is disposed on each of the bearing surfaces for rotation about the axis. A pair of track rollers are supported for rotation about the axis. The track rollers are disposed on an opposite side of the pair of tire pushing rollers from one another such that the pair of tire pushing rollers are between the pair of track rollers. The pair of track rollers are rotatable about the axis independently from pair of tire pushing rollers.

Abstract: A moving tunnel sanitizer includes a frame forming a tunnel with a tunnel opening through the frame. A right wall supports a right side of the frame. A left wall supports a left side of the frame. A right front wheel and a right rear wheel support the right wall. A left front wheel and a left rear wheel supports the left wall. A top member makes a rigid connection between the right wall to the left wall. Nozzles are mounted on the tunnel on the right wall and on the left wall. A fluid tank stores a sanitizing fluid. The fluid tank is connected to the nozzles by fluid tubing. A left motor and a right motor are drive motors. The left motor drives either the front left wheel or the rear left wheel. The right motor drives the front left wheel or the front right wheel.

Abstract: A fender mounted hoist has a frame having lifting points for receiving one or more ratchets. The frame is mounted over a fender well. The fender well includes a right fender well and a left fender well. The right fender well includes a right fender well inside frame, a right fender well base, and a right fender well wall. The left fender well includes a left fender well inside frame, a left fender well base, and a left fender well wall. A main beam has a left end of the main beam and a right end of the main beam. The main beam of the frame is horizontally oriented. A left leg is connected to the frame at the left end of the main beam, and a right leg is connected to the frame at the right end of the main beam.

Abstract: A disc brake includes: an inner pad and an outer pad; a pressing device configured to press the inner pad and the outer pad against a rotor, the pressing device including a first presser member and a second presser member that are movable parallel to a rotational axis of the rotor, and a frame that is a frame-shaped rigid body and is movable in the direction parallel to the rotational axis; and a housing mounted on a non-rotating body, the housing holding the pressing device, the housing including a pad pin that hold the inner pad and the outer pad so as to be movable in the direction parallel to the rotational axis, the pad pin being held by the housing at both ends of the pad pin in the direction parallel to the rotational axis.

Abstract: In accordance with one embodiment, a braking-system suitable for use on an automated vehicle is provided. The braking-system includes a ranging-sensor, a braking-actuator, and a controller in communication with the ranging-sensor and the braking-actuator. The ranging-sensor is used to detect a range-rate, a range, and a direction of an object proximate to a host-vehicle when the object resides in a field-of-view of the ranging-sensor. The field-of-view defines a conflict-zone and a conflict-buffer separate from the conflict-zone. The braking-actuator is used to control movement of the host-vehicle. The controller determines a trail of the object based on the range and the direction. The controller further classifies the object as slow-moving based on a rate-threshold. The controller further determines a tangent-vector based on the trail.

Abstract: A braking system includes a brake actuator, a control valve, a control assembly, at least one pressure sensor, and at least one flow sensor. The control valve is disposed to direct hydraulic fluid to the brake actuator at a rate corresponding to a magnitude of a control signal. The at least one flow sensor and the at least one pressure sensor, in communication with the control assembly, are disposed between the control valve and the brake actuator and configured to measure a respective flow rate and pressure of the hydraulic fluid to the brake actuator. The control assembly is configured to ramp the control signal from a first signal level to a second signal level at a predetermined rate of change. The control assembly is configured to determine a flow-based position of the brake actuator based on the flow rate.

Abstract: Systems and methods for reducing energy consumption within a braking system are provided. In one example, a method includes detecting an energy reduction condition associated with the braking system of the vehicle; energizing a primary circuit apply valve and a secondary circuit apply valve of the braking system in response to detecting the energy reduction condition; de-energizing a motor of a slave cylinder of the braking system in response to energizing the primary circuit apply valve and the secondary circuit apply valve; and de-energizing the primary circuit apply valve and the secondary circuit apply valve of the braking system in response to de-energizing the motor of the slave cylinder.

Abstract: A method for operating a dual-circuit hydraulic brake system of a vehicle having an ABS function to feed back pressure medium from low-pressure reservoirs.

Abstract: A master cylinder of a brake for a vehicle may include: a housing having a port through which oil is transferred; a motor connected to the housing so as to supply rotary power; a screw rotatably installed in the motor, and rotated by the rotary power received from the motor; a moving piston engaged with the outside of the screw, and moved in the longitudinal direction of the housing by the rotation of the screw; and a fixed piston fixed to the inside of the housing, and having the moving piston positioned on the outside thereof.

Abstract: A spring brake actuator is for braking a wheel of a vehicle and has a push rod assembly having a base located in a service brake chamber and a push rod extending from a service brake chamber. Pneumatic activation of the spring brake actuator causes the push rod to further extend out of the service brake chamber to thereby engage a wheel brake with a wheel of the vehicle. Pneumatic deactivation of the spring brake actuator causes the push rod to retract back into the service brake chamber to thereby disengage the wheel brake from the wheel of the vehicle. The push rod extends between a first end portion that is fixed to the base and an opposite, second end portion that is removably coupled to the first end portion so that the second end portion is manually attachable and detachable from the push rod assembly.

Abstract: A pedal simulator is disclosed. The pedal simulator is connected to a master cylinder, receives hydraulic pressure corresponding to a pedal effort of a driver of a vehicle, and provides pedal feel to the driver. The pedal simulator includes a simulator block, an upper part of which includes an oil port connected to the master cylinder, configured to include a bore communicating with the oil port, and a reaction force portion provided in the bore, configured to be pressurized by oil introduced through the oil port during braking of the vehicle, and provide reaction force. An upper end of a reaction force piston of the reaction force portion that moves back to an original position thereof during release of the braking is provided with a buffering member formed of rubber by which the simulator block is not in contact with the upper end of the reaction force piston.

Abstract: Systems and apparatuses of a vehicle include an engine control circuit structured to control an engine speed, a transmission control circuit structured to control a transmission, an implement control circuit structured to control an implement, and a processing circuit structured to receive a travel signal indicative of a travel mode for the vehicle, or an implement signal indicative of an implement mode for the vehicle. In response to operating in the travel mode, the transmission control circuit determines the engine speed and the implement control circuit limits an implement torque to maintain the engine speed. In response to operating in the implement mode, the engine control circuit determines the engine speed and the transmission control circuit limits a propulsion torque to maintain the engine speed.

Abstract: A hybrid vehicle includes: an engine, a first motor generator configured to generate electric power using power of the engine; a second MG connected to driving wheels; a power storage device electrically connected to the first MG and the second MG; and an electronic control unit. The electronic control unit is configured to execute pre-change control of changing an amount of power stored in the power storage device in advance before the hybrid vehicle enters a control target section on a scheduled traveling route and EV priority control of suppressing activation of the engine more when the hybrid vehicle travels in a specific area than when the hybrid vehicle travels in an area other than the specific area. The electronic control unit is configured to prohibit execution of the EV priority control during execution of the pre-change control.

Abstract: A powertrain control system may include an engine and a controller. The controller may be configured to, responsive to a maximum difference in battery voltage values remaining less than a threshold value during a period in which a number of engine stop-start cycles exceeds a limit, enable an automatic stop-start system of the engine.

Abstract: An improved power system architecture for a hybrid electric vehicle includes a power control unit including a motor inverter, a generator inverter, and a DC-to-DC converter, and vehicle power management (VPM) circuitry directly connected to each of the motor inverter, generator inverter, and DC-to-DC converter. In this arrangement, communication timing is greatly reduced, thereby allowing for feedforward control of the motor inverter, generator inverter, and DC-to-DC converter. The feedforward control enables the VPM circuitry to predict current influx or draw by a motor and determine the corresponding currents to provide to or from the generator and battery prior to or simultaneously with the actual current influx or draw by the motor. This improves vehicle dynamics and responsiveness, as well as enables complete recapture of braking currents and eliminates the need for a brake chopper resistor, thereby improving overall vehicle efficiency.

Abstract: A method for operating a serial-parallel hybrid powertrain of a motor vehicle has the steps of mechanically decoupling the internal combustion engine from the wheels of the motor vehicle, accelerating the motor vehicle from a first speed to a second speed by means of the second electric machine, and increasing the speed n of the internal combustion engine from a first rotational speed to a second rotational speed. Increasing the speed of the internal combustion engine from the first rotational speed to the second rotational speed always takes place as a function of the increase in the speed of the motor vehicle from the first speed to the second speed. A motor vehicle may have such a serial-parallel hybrid powertrain.

Abstract: Provided is a control method and system for clutch engagement of a hybrid vehicle. The control method includes: when the hybrid vehicle meets a condition of adjusting a rotational speed of an engine, controlling the hybrid vehicle to enter a mode of adjusting the rotational speed of the engine, and determining a target rotational speed of the engine according to a rotational speed of a drive motor as well as transmission ratios of the engine and the drive motor to a drive wheel end and drive relationships of the engine and the drive motor with the drive wheel end; and when a difference value between the rotational speed of the engine and the target rotational speed of the engine is constantly smaller than a threshold value within a set time, controlling a clutch of the hybrid vehicle to be engaged.

Abstract: Systems and methods for operating an engine and a driveline disconnect clutch are presented. In one example, a transient vehicle maneuver that may allow at least some air to be drawn into an oil pump pickup tube may be detected. Engine torque may be reduced and a pump output command may be increased responsive to the transient vehicle maneuver.

Abstract: A vehicle control system includes a powertrain electronic control unit and an electronic stability control unit that is connected to the powertrain electronic control unit via a vehicle communication bus. The vehicle powertrain includes a wheel, a wheel speed sensor that is configured to detect a speed of the wheel, an electric motor that is configured to drive the wheel, and an electric motor speed sensor that is configured to detect the speed of the electric motor. If the wheel speed sensor is operating normally, the electronic stability control unit controls the vehicle based on an output of the wheel speed sensor. However, if the wheel speed sensor is not operating normally, the electronic stability control unit controls the vehicle based on an output of the electric motor speed sensor.

Abstract: A method for detecting a committed rule infringement and/or an atypical vehicle state of a vehicle. The method includes: receiving environmental data acquired with the aid of an environmental sensor system; ascertaining a vehicle behavior and/or a vehicle state of a vehicle based on the environmental data; detecting a committed rule infringement and/or an atypical vehicle state of the vehicle based on the ascertained vehicle behavior and/or vehicle state.

Abstract: A method for inhibiting misoperation of active safety function of vehicle, including steps: detecting the environmental information during vehicle driving; acquiring the current longitude and latitude of the vehicle; determining whether the vehicle needs an intervention of an active safety function according to the detection result; when the vehicle needs an intervention of the active safety function, then comparing the current longitude and latitude of the vehicle with the longitudes and latitudes of inhibition sites in a preset inhibition site list; if the current longitude and latitude of the vehicle is consistent with a specific longitude and latitude in the inhibition site list, inhibiting the activation of the active safety function; and if the current longitude and latitude of the vehicle is not consistent with a specific longitude and latitude in the inhibition site list, sending an intervention instruction to activate the active safety function.

Abstract: The present disclosure provides a method and a vehicle control system for controlling an autonomous vehicle. The method comprises utilizing the sensor group of said vehicle to acquire data related to said vehicle, wherein said data includes the speed of said vehicle, the speed of another object ahead of said vehicle, and the distance between said vehicle and another object, determining the crash probability between said vehicle and another object according to the data related to said vehicle, calculating the total magnitude of value according to said crash probability on the basis of the prospect theory, wherein said total magnitude of value indicates the balance between the value of crash risk reduction and the value of user comfort loss, and calculating the brake force according to said total magnitude of value.

Abstract: A vehicle driving control apparatus and a vehicle driving control method are provided for controlling the driving of the vehicle to follow a return path corresponding to a position of an obstacle in a blind spot to avoid a collision with the obstacle located in the blind spot when the vehicle, which is changing lanes or leaving a lane, returns to its original driving lane.

Abstract: A system and a method are disclosed for determining intent of a human based on human pose. In some embodiments, a processor obtains a plurality of sequential images from a video feed, and determines respective keypoints corresponding a human in each respective image of the plurality of sequential images. The processor aggregates the respective keypoints for each respective image into a pose of the human and transmits a query to a database to find a template that matches the pose by comparing the pose to a plurality of templates poses that translate candidate poses to intent, each template corresponding to an associated intent. The processor receives a reply message from the database that either indicates an intent of the human based on a matching template, or an inability to locate the matching template, and, in response to the reply message indicating the intent of the human, outputs the intent.

Abstract: The disclosure relates to a method for operating a driver assistance system of a motor vehicle. The method includes detecting a first data set of sensor data measured by a sensor device of the driver assistance program. The first data set of sensor data includes missing class allocation information, wherein the class allocation information relates to the objects represented by the sensor data. The method also includes pre-training a classification algorithm of the driver assistance system while taking into consideration the first data set in order to improve the object differentiation of the classification algorithm. The method further includes generating a second data set of simulated sensor data which includes at least one respective piece of class allocation information according to a specific specification.

Abstract: A method for adaptive cruise control of a host vehicle (2): A host vehicle (2) includes at least one acceleration device (8), at least one retardation device (10), a control unit (14) for acting upon the acceleration device (8) and the retardation device (10), a calculating unit (16) for determining at least one parameter related to a lead vehicle (6) and a distance sensor (12) for determining a distance from the host vehicle to the lead vehicle (6).

Abstract: A vehicle controller includes: a recognizer (121,122) configured to recognize a distance to a stop position as a first distance on the basis of an image captured by an imaging unit that images the front of a vehicle; and a braking distance estimator (123B) configured to estimate a braking distance to the stop position on the basis of the first distance recognized by the recognizer at a predetermined time point and a second distance acquired on the basis of a speed of the vehicle and to adjust a degree of reflection of the second distance in the braking distance on the basis of the first distance recognized by the recognizer after the predetermined time point.

Abstract: An apparatus for controlling drive of a vehicle includes an input device, and a control circuit. The control circuit performs a lane keeping control on a driving lane of the vehicle for a first time duration, when receiving a first input for changing a lane from the driver through the input device, performs a line access control such that the vehicle moves toward a line positioned in a direction of a target lane for the changing of the lane, after completing the lane keeping control for the first time duration, when receiving a second input for changing the lane from the driver through the input device after receiving the first input, and performs a lane entrance control toward the target lane when the line access control is completed within a second time duration.

Abstract: A shift switching mechanism of a utility vehicle includes: an input gear connected to an input shaft to which a driving force of an engine is input; a shifter that is connected to a counter shaft transmitting a driving force of the input shaft, and enables engagement between the input gear and a gear connected to the counter shaft; and a control unit that controls the shift switching mechanism. At reception of a shift command, the control unit calculates a rotation difference between the input gear and the shifter, and controls output of the engine to reduce the rotation difference.

Abstract: A controller for a vehicle is configured to determine an amount of torque to be generated by a propulsion source of the vehicle during a shift from an initial gear of a transmission of the vehicle to a target gear of the transmission. The controller is configured to determine the amount of torque based on a position of an acceleration pedal of the vehicle, a first pedal map for the initial gear, and a second pedal map for the target gear. The controller is further configured to output, during the shift from the initial gear to the target gear, one or more commands to control one or more operating parameters of the propulsion source to generate the amount of torque.

Abstract: A driving behavior determining method, apparatus, and device, and a storage medium are provided. The method includes obtaining, by a computing device, a driving video of a target vehicle. A content of the driving video includes a road and a neighboring vehicle of the target vehicle, and the neighboring vehicle includes at least one of a front vehicle in front of the target vehicle and a rear vehicle at a rear of the target vehicle. The method also includes: obtaining, by the computing device, vehicle running information that comprises a running status of the target vehicle; and determining, by the computing device, whether a dangerous driving behavior exists according to the driving video and the vehicle running information corresponding to a same time period. The dangerous driving behavior is a driving behavior having an accident risk.

Abstract: A vehicle control device includes: a first detection unit that detects a traveling state of a host vehicle; a merging detection unit that detects that the host vehicle approaches within a predetermined area of a merging point when the host vehicle travels on the merging road toward the merging point at which a main road joins with the merging road; a second detection unit that detects a speed of a lane flow by another vehicle that travels on the main road toward the merging point; a position detection unit that obtains a position of a pre-merging point as a virtual point on the main road reaching the merging point when the host vehicle reaches the merging point; and a display control unit that controls a display device to display the position of the host vehicle and the pre-merging point.

Abstract: A triggering condition for initiating an interaction session with an occupant of a vehicle is detected. A display is populated with representations of one or more options for operations associated with the vehicle. Based at least in part on an analysis of one or more signals generated by the occupant, a particular option is selected for implementation. An indication that the particular option has been selected is provided, and an operation corresponding to the particular option is initiated.

Abstract: An autonomous vehicle, system and method of operating an autonomous vehicle. The system includes a processor for operating an external condition awareness module, a driver driving behavior awareness module and an escalator module: The external condition awareness module is configured to determine an intelligent escalation factor based on an external condition of an environment and driving traffic conditions of the autonomous vehicle. The driver driving behavior awareness module is configured to generate a behavior disciplining factor based on a behavior history of a driver of the autonomous vehicle. The escalation module is configured to generate an escalation signal to alert the driver based on the intelligent escalation factor and the behavior disciplining factor, a driver attention level and a speed of the vehicle.

Abstract: A speed changing device includes a control unit (60) that: has a manual mode in which a clutch is engaged and disengaged by operating a clutch lever (4b) and an automatic mode in which the clutch is engaged and disengaged without the clutch lever (4b) being operated and is able to change a setting to the manual mode and the automatic mode; and is configured to signal mode misrecognition when it is determined that mode misrecognition has occurred.

Abstract: An adaptive inspection carriage for inspecting the rails of a railroad by one or more detectors supported by the carriage. The carriage includes a frame having a generally rectangular configuration with oppositely disposed side members and transverse members. The side members may be in an operative position extending parallel to a respective rail to be inspected. The transverse members may be in an operative position extending in a direction transverse to the rails. Each transverse member may be connected at one end with a side member by means of a swivel coupling having one swivel axis perpendicular to the plane of the generally rectangular frame and another swivel axis parallel to the side member, and connected at the other end to another side member by a swivel coupling having one swivel axis perpendicular to the plane of the rectangular frame and no swivel axis parallel to the second side member.

Abstract: A railcar loading system utilizing roller ball track assemblies, or the like, in the center to enable cargo to be moved thereover in any direction (moving cargo in/out and within the railcar). Powered movement devices (e.g., rollers, conveyors) are utilized in the center to assist in movement of cargo in/out or within the railcar. Roller track assemblies, or the like, are utilized on sides of railcar to move cargo to/from the sides. Airbags may be utilized in track assemblies and powered movement devices to raise devices up when activated. Railcar may include an air connector on each side to provide air to solenoid valve that routes air to appropriate airbags. Cargo table is used to move cargo from cargo bay to railcar. Wireless controller may be used to control railcar and table including what tracks are raised and direction cargo is to be moved (what powered movements devices are operational).

Abstract: A rail vehicle includes a fuel tank having a tank wall delimiting a tank interior space for storing fuel. At least portions of a first support are connected to the tank wall. A longitudinal support includes first and second longitudinal support portions being offset in longitudinal direction of the vehicle. The fuel tank is disposed in longitudinal direction between the first and second longitudinal support portions. The first support is coupled to the first and second longitudinal support portions. At least portions of the first support are disposed in the tank interior space in the longitudinal direction. The first support running in the longitudinal direction is disposed between the first and second longitudinal support portions. The first support is configured for fully transmitting a force acting between the first and second longitudinal support portions in longitudinal direction of the vehicle.

Abstract: A railroad car truck bolster including a first end, a first diagonal member, a transitional concave first turn of spring seat, a center rib assembly, first and second diagonal ribs, and a bottom member. The center rib assembly includes first, second, and third center ribs and a U transition. The bottom member includes thickened walls that define brake rod holes. The first diagonal member is connected to the first end via the concave first turn of spring seat. The center rib assembly is connected to the first end, the straight first diagonal member, and the first turn of spring seat. The first, second, and third center ribs are connected to one another via the U transition. The first and second diagonal ribs are connected to the first turn of spring seat. The third center rib is between the first and second diagonal ribs. The bottom member is connected to the first diagonal member.

Abstract: A railcar steering bogie includes a bogie frame, a wheelset, an axle box suspension, a steering mechanism configured to steer the wheelset, a brake unit, and a brake unit support link. The brake unit includes: a main body frame; a brake shoe supported by the main body frame and pressed against a wheel tread of the wheel during braking. The brake unit support link couples the axle box suspension and the brake unit and transmits displacement of the axle box in a car longitudinal direction to the brake unit at least during steering performed by the steering mechanism. The brake unit support link restricts the brake unit from being displaced outward in a car width direction by a predetermined distance or more during the braking. At least one of a side surface of the brake unit support link and a side surface of the brake unit includes a sliding surface.