Abstract: An upper for an article of footwear may include one or more of the following: a knitted component forming a collar of the upper, the collar at least partially forming an opening for providing access to an interior of the article of footwear; and a first knit edge and a second knit edge that extend along the collar of the upper, wherein a knitted central portion of the collar extends between the first knit edge and the second knit edge. The collar may consist of a single seam to join together the first knit edge and the second knit edge. The single seam may be offset from a centerline at the rear-most portion of a heel area such that the knitted central portion of the collar extends through the centerline of the heel area.

Abstract: A vehicle steering system for use in turning steerable vehicle wheels includes a steering column and a steering gear operably connected with the steering column. The steering gear turns the steerable vehicle wheels upon rotation of the steering column. A first control assembly is connected to the steering column. The first control assembly has a first motor operably connected to the steering column for applying a torque to the steering column. A second control assembly is connected to the steering column. The second control assembly has a second motor operably connected to the steering column for applying a torque to the steering column. he second control assembly directly communicates with the first control assembly. A vehicle controller is configured to communicate with the first and second control assemblies to autonomously steer the vehicle.

Abstract: A method of steering steerable wheels of a vehicle includes determining a first angle of a first portion of a steering column. A second angle of a second portion of the steering column is determined. The first and second angles are compared to determine a difference between the first and second angles. The vehicle is steered autonomously if the difference between the first and second angles is above a predetermined amount and a time that the difference between the first and second angles is above the predetermined amount is greater than a predetermined amount of time.

Abstract: A method of steering steerable wheels of a vehicle includes applying a first torque to a steering column of the vehicle with a first motor. It is determined if the first motor is attempting to apply a torque to the steering column greater than a predetermined torque. A torque greater than the predetermined torque is applied to the steering column with at least one of the first motor and/or a torque is applied to the steering column with a second motor.

Abstract: A system for controlling steering torque of a steering system of a vehicle may include a steering wheel, a steering shaft rotatably fixed to the steering wheel, a steering actuator controllable to apply a steering torque associated with a perceived stiffness to the steering shaft, and one or more driving style sensors provided in association with the steering wheel, where the driving style sensors generate data indicative of a grip style of a driver on the steering wheel. The system may further include a computing device communicatively coupled to the one or more driving style sensors and the steering actuator. The computing device may determine a driving style of the driver based at least in part on the data generated by the one or more driving style sensors and control an operation of the steering actuator to adjust the perceived stiffness based at least in part on the driving style.

Abstract: A method for assisting the operation of a vehicle traveling on a roadway includes detecting at least one lane line on the roadway. A line of engagement is generated for each lane line and spaced from a centerline of each respective lane line. A distance between the vehicle and the positioned lines of engagement is monitored. Lane keep assistance is automatically performed in response to the vehicle position relative to the lines of engagement.

Abstract: A method of controlling a vehicle includes determining location, speed, and direction of travel of the vehicle. At least one vehicle condition is sensed. A desired trajectory for the vehicle is determined in response to the sensed vehicle condition. A center point of an artificial stiffness applied to a steering wheel of the vehicle is varied so that the desired trajectory becomes the center point of the artificial stiffness. The artificial stiffness applied to the steering wheel is increased in response to an initiated steering maneuver. An apparatus for controlling a vehicle includes a steering system for turning steerable vehicle wheels of the vehicle in response to rotation of a steering wheel of the vehicle. A first sensor senses a location, speed, and direction of travel of the vehicle. A second sensor senses at least one vehicle condition.

Abstract: An apparatus for use in positioning a trailer includes an autonomous unit connectable with the trailer and having at least one wheel. A sensor unit connected to the autonomous unit determines the position and/or speed of the autonomous unit. A controller receives the at least one signal from the sensor unit and controls the direction and/or speed of movement of the autonomous unit.

Abstract: An apparatus for use in turning steerable vehicle wheels includes a power steering motor assembly connected with the steerable vehicle wheels. A first pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle, during operation of the engine, to supply fluid under pressure to the power steering motor assembly. A second pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle, during operation of the engine. A valve connected with the power steering motor assembly and the second pump directs fluid flow from the second pump to at least one of the power steering motor assembly and reservoir during operation of both the first pump and the second pump. A pumping mechanism includes a first pumping area defining the first pump and a second pumping area defining the second pump. The first pumping area is smaller than the second pumping area.

Abstract: An apparatus for use in turning steerable vehicle wheels includes a power steering motor assembly connected with the steerable vehicle wheels. A first pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle to supply fluid under pressure to the power steering motor assembly. A second pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle. A valve connected with the power steering motor assembly and the second pump directs fluid flow from the second pump to at least one of the power steering motor assembly and reservoir during operation of both the first pump and the second pump. A pumping mechanism includes a first pumping area defining the first pump and a second pumping area defining the second pump. The first pumping area is smaller than the second pumping area.

Abstract: A hydraulically assisted steering system comprises a fixed displacement hydraulic pump fluidly connected to a steering gear to deliver pressurized fluid to the steering gear. The flow of pressurized fluid includes pressure pulses produced by the pump. A bypass valve diverts a portion of the flow of pressurized fluid away from the steering gear before reaching the steering gear. Valve control apparatus electrically connected to the bypass controls operation of the bypass valve. The valve control apparatus includes a piezoelectric element to which the pressure pulses are applied. The piezoelectric element produces electrical signals in response to the applied pressure pulses. The valve control apparatus controls operation of the bypass valve in response to at least one parameter of the electrical signals.

Abstract: An apparatus (10) for use in turning steerable vehicle wheels (14, 16) includes a steering member (12) which is linearly movable relative to the vehicle to effect turning movement of the steerable vehicle wheels. A pinion (28) is disposed in meshing engagement with a rack portion (30) of the steering member (12). A steering column (22) is connected with the pinion (28) and with a vehicle steering wheel (20) such that rotation of the steering wheel results in linear movement of the steering member. An electrically powered steering unit (40) is connected to the steering member (12) for providing steering feel to the operator. A hydraulic power steering motor (60) mechanically connected to the steering member provides steering assist to the steerable wheels (14, 16).

Abstract: An apparatus for use in turning steerable vehicle wheels includes a power steering motor assembly connected with the steerable vehicle wheels. A first pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle, during operation of the engine, to supply fluid under pressure to the power steering motor assembly. A second pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle, during operation of the engine. A valve connected with the power steering motor assembly and the second pump directs fluid flow from the second pump to at least one of the power steering motor assembly and reservoir during operation of both the first pump and the second pump. A pumping mechanism includes a first pumping area defining the first pump and a second pumping area defining the second pump. The first pumping area is smaller than the second pumping area.

Abstract: An apparatus for use in turning steerable vehicle wheels upon manual rotation of a hand wheel includes a torque sensor connected with a torque sensor and a rear steering gear. The controller selectively controls the rear steering gear in response to an output from the torque sensor upon manual application of at least a predetermined torque to the hand wheel. The controller selectively controls the rear steering gear in response to the output from the torque sensor through a first range of turning movement of the front wheels so that the steering angle of the rear wheels has a first relationship to the steering angle of the front wheels and through a second range of turning movement of the front wheels so that the steering angle of the rear wheels has a second relationship different from the first relationship.

Abstract: An apparatus for use in turning steerable vehicle wheels includes a power steering motor assembly connected with the steerable vehicle wheels. An engine driven pump connected with the power steering motor assembly is driven by an engine of the vehicle to supply fluid under pressure to the power steering motor assembly. A controller increases engine speed when the vehicle is motionless and a steering wheel is rotated. A method for controlling the speed of an engine to provide a predetermined steering assist to a steering apparatus includes determining if the vehicle is motionless and determining if the steering wheel is being rotated. The speed of the engine is increased if the vehicle is motionless and the steering wheel is being rotated to provide the predetermined steering assist to the steering apparatus.

Abstract: An apparatus for use in turning steerable vehicle wheels includes a power steering motor assembly connected with the steerable vehicle wheels. A first pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle to supply fluid under pressure to the power steering motor assembly. A second pump connected with the power steering motor assembly is continuously driven by an engine of the vehicle. A valve connected with the power steering motor assembly and the second pump directs fluid flow from the second pump to at least one of the power steering motor assembly and reservoir during operation of both the first pump and the second pump. A pumping mechanism includes a first pumping area defining the first pump and a second pumping area defining the second pump. The first pumping area is smaller than the second pumping area.

Abstract: A steering apparatus (10) responsive to rotation of a handwheel (40) for turning steerable wheels (14, 16) includes a first steering gear (22) actuatable to affect turning of a first set (14) of steerable wheels (14a, 14b) and a second steering gear (24) actuatable to affect turning of a second set (16) of steerable wheels (16a, 16b). A torque transmission device (70) includes an input member (72) connected to the handwheel (40). A first output member (82) is mechanically coupled to the input member (72) and connected to the first steering gear (22) for actuating the first steering gear (22). A second output member (92) is mechanically coupled to the input member (72) and connected to the second steering gear (24) for actuating the second steering gear (24).

Abstract: An apparatus (10) for use in turning steerable vehicle wheels (14, 16) includes a steering member (12) which is linearly movable relative to the vehicle to effect turning movement of the steerable vehicle wheels. A pinion (28) is disposed in meshing engagement with a rack portion (30) of the steering member (12). A steering column (22) is connected with the pinion (28) and with a vehicle steering wheel (20) such that rotation of the steering wheel results in linear movement of the steering member. An electrically powered steering unit (40) is connected to the steering member (12) for providing steering feel to the operator. A hydraulic power steering motor (60) mechanically connected to the steering member provides steering assist to the steerable wheels (14, 16).

Abstract: An apparatus (10) for turning steerable wheels (28, 124) of a vehicle (12) in response to input to a driver control interface (14) includes a sensor (18) for monitoring steering input to the driver control interface (14) and for providing a steering input signal indicative of the monitored steering input. Front and rear steering systems (24, 110 and 120, 126) are actuatable for turning front and rear sets of steerable wheels (28, 124), respectively. A controller (22), upon a malfunction of the front steering-system (24, 110), actuates only the rear steering system (120, 126) in response to the steering input signal.

Abstract: A method for controlling a steering apparatus (10) of a vehicle produces an error signal (128) by subtracting a hand wheel torque (118) and a column torque (126) from a desired operator torque (112) to be applied to a hand wheel (14) of the vehicle. A controller (102) receives at least one vehicle condition signal (106, 108, 110) and determines the desired operator torque (112). The desired operator torque (112) is filtered into a low frequency torque component (112a) and a high frequency torque component (112b). The steering apparatus (10) is controlled based on the low frequency torque component (112a) and the high frequency torque component (112b).