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| Number | Title | Issue Date |
| 8172033 | Materials handling vehicle with a module capable of changing a steerable wheel to control handle position ratio A materials handling vehicle is provided comprising: a frame comprising an operator's compartment; wheels supported on the frame, at least one of the wheels being a steerable wheel; a steer-by-wire system associated with the steerable wheel to effect angular movemen... | 05/08/2012 |
| 8069945 | Method and apparatus for rear wheel steering control An apparatus (10) for use in turning steerable wheels of a vehicle (12) upon manual rotation of a steering wheel (14) comprises a front steering motor (36) coupled to a front steerable wheel (18) of the vehicle (12) for turn... | 12/06/2011 |
| 7980352 | Materials handling vehicle having a steer system including a tactile feedback device A materials handling vehicle is provided comprising a frame comprising an operator's compartment, wheels supported on the frame, at least one of the wheels being a steerable wheel, and a steer-by-wire system associated with the steerable wheel to effect angular move... | 07/19/2011 |
| 7971678 | Vehicle steering device and control method for vehicle steering device In a vehicle steering device and control method, a selectively engageable clutch is positioned between a steering wheel and a turning mechanism for turning at least one wheel. The clutch has an engaged position where the steering wheel is mechanically connected to t... | 07/05/2011 |
| 7900742 | Vehicle steering control A steer-by-wire system is provided with a driver operating unit, a turning unit, a backup mechanism, a steering reaction actuator, a wheel turning actuator and a controller. The backup mechanism mechanically connects the driver operating unit to the turning unit via... | 03/08/2011 |
| 7849954 | Steering system for vehicle A steering system including a pair of operating members operable independently of each other, wherein a target wheel-turning amount and a return force for returning operating members to their reference position are determined based on an operation amount of the oper... | 12/14/2010 |
| 7810605 | Vehicle steering device and control method for vehicle steering device A vehicle steering device and method for preventing steering wheel pull. A selectively engageable clutch is positioned between a steering wheel and a turning mechanism for turning at least one steered wheel. The clutch includes an engaging piece and has an engaged p... | 10/12/2010 |
| 7798279 | Steer-by-wire steering apparatus with actuatable mechanism A steering apparatus (10) for turning steerable wheels of a vehicle in response to rotation of a vehicle steering wheel (12) comprises a first assembly (16), a second assembly (26), and a mechanism (108). The first assembly is oper... | 09/21/2010 |
| 7708108 | Vehicle steering control apparatus and method A vehicle steering control apparatus has a steering wheel, a steering mechanism mechanically separate from the steering wheel for steering the left and right front wheels and a reaction force motor for imparting an operation reaction force against the steering wheel... | 05/04/2010 |
| 7690475 | Vehicle steering control apparatus and method A vehicle steering control apparatus includes a steering wheel to be operated by a driver, a steering mechanism for turning the front wheels in accordance with an operating torque of the steering wheel, and a clutch for mechanically connecting the steering wheel to ... | 04/06/2010 |
| 7628244 | Steering device A steering device includes a first housing, first and second cables, and first and second sheaths. The first housing includes a first part that supports a rotatable first cable pulley, and a second part that is disposed for relative displacement with respect to the ... | 12/08/2009 |
| 7604083 | Steering apparatus for a vehicle To reduce the length in an axis direction of a steering unit and consequently to provide a vehicle steering apparatus with superior vehicle mountability, a steering apparatus for a vehicle has a steering unit, a reaction generating unit and a steered unit. The steer... | 10/20/2009 |
| 7594563 | Rotary damper resistance for steering system A damping system for a steer-by-wire vehicle steering system that comprises a viscous damper that accepts a rotational input and interconnecting said damper to the steering input shaft in a manner to impart the damping characteristics of rotary damper to the steerin... | 09/29/2009 |
| 7581616 | Control system for a steer-by-wire vehicle In a vehicle steering apparatus of a steer-by-wire system, front wheels are controlled to be turned by a computer program processing. A displacement/torque conversion section 51 converts a steering angle θ into a steering torque Td that is in relation of exp... | 09/01/2009 |
| 7568549 | Steering device for vehicle A vehicle steering device includes a cable, a pulley, and a securing portion. The cable transmits movement of an operating unit operated by a driver to a turning unit that turns a steering control wheel. The pulley winds up the cable. The securing portion secures an... | 08/04/2009 |
| 7549501 | Steering system and a method for controlling a vehicle A steering system for a motor vehicle, including a steering gear and at least one tie rod, is characterized in that an actuator is provided, which can move an end section of the tie rod transversely to the direction in which the end section can be adjusted by the st... | 06/23/2009 |
| 7533757 | Steering system and method of control A steering system includes a steering wheel, a steering angle sensor detecting a steering angle, a steering motor steering road-wheels, a reaction motor imparting a reaction force to the steering wheel, an ECU driving the steering motor with respect to a detected st... | 05/19/2009 |
| 7520365 | Steering apparatus for vehicle A steering apparatus for a vehicle, which can reduce the steering load and allows accurate steering angle control, is provided. In the steering apparatus for a vehicle, an estimation unit estimates a mechanical impedance upon a driver's steering manipulation. A cont... | 04/21/2009 |
| 7448464 | Steer-by-wire system A clutch (10) is a fail-safe mechanism for a steer-by-wire system (100) which, when a defective condition occurs in the steer-by-wire system (100), places the clutch (10) in the engaged state and makes it possible to steer directly by a s... | 11/11/2008 |
| 7441615 | Modular chassis with simplified body-attachment interface A chassis having systems responsive to a nonmechanical control signals and a simplified body-attachment interface includes preassembled modules to enhance ease and simplicity of chassis assembly. The chassis is preferably configured to minimize the possibility of a ... | 10/28/2008 |
| 7418326 | Steer-by-wire-system In a steer-by-wire system 10, a first steering reaction force made-up value (Hc1) is determined in dependence on a road reaction force (W), and a second steering reaction force made-up value (Hc2) is determined in dependence on a steering positi... | 08/26/2008 |
| 7416264 | Vehicle steering apparatus and vehicle steering method A wheel adjusting device can adjust separately the wheel angles of left and right wheels. A judgment portion which determines whether vehicle braking is to be permitted or not based on the driving state of the vehicle. A control portion controls the wheel adjusting ... | 08/26/2008 |
| 7410028 | Steering control device A steering control apparatus in which a steering shaft coupled to a steering wheel is mechanically separated from a turning mechanism to turn a turning wheel, a steering angle of the steering wheel is detected, and the turning mechanism turns the turning wheel by a ... | 08/12/2008 |
| 7373315 | Vehicle body business methods Various vehicle body business processes are described which capitalize upon the interchangeability of vehicle bodies on a flat rolling chassis. The ability to interchange vehicle bodies and exchange modular interior components enables substantial freedom and variati... | 05/13/2008 |
| 7363827 | Torque sensor system including an elliptically magnetized shaft A torque sensor includes a shaft and a magnetic sensor. The shaft may have at least one active region having an elliptical magnetization. The magnetic sensor may be configured to sense a magnetic field about the shaft, where the magnetic field is representative of a... | 04/29/2008 |
| 7363825 | Non-contact position sensor housing using existing torque sensor probe A sensors casing supports torque sensors and the position sensors and segment magneto-sensitive elements to detect the relative rotation between an input shaft and an output shaft and the angular position of the shaftsin a steering column housing. The sensor casing ... | 04/29/2008 |
| 7360816 | Vehicle development process characterized by market responsiveness A vehicle development process is characterized by enhanced market responsiveness by decoupling the development of the chassis from the development of vehicle bodies. The chassis and bodies are provided with a common, standardized interface system so that a single ch... | 04/22/2008 |
| 7359778 | Vehicle steering apparatus In a vehicle steering apparatus, front wheels are controlled to be turned by a computer program processing. A displacement/torque conversion section 51 converts a steering angle θ into a steering torque Td that is in relation of exponential function. A torqu... | 04/15/2008 |
| 7357215 | Steering apparatus for electric industrial vehicle A controller controls right and left wheel drive motors based on a tire angle detected by a tire angle sensor such that the angular velocities of a pair of drive wheels about the center of a turn of the vehicle are equal to each other. The controller determines a st... | 04/15/2008 |
| 7331590 | Commercial vehicle suspension assembly This invention relates to a commercial vehicle suspension assembly that includes an axle, a rack and pinion steering assembly, and a pivot mount assembly for connecting the rack and pinion steering assembly to the axle of the vehicle. The pivot mount assembly contro... | 02/19/2008 |
| 7325644 | Steering control device A steering control device (200) is provided with a end-of-movement reaction force generation unit (an end reaction force control portion (20)). An end reaction force generating current i2 which act as return a handle toward a straight-ahead ... | 02/05/2008 |
| 7322439 | Steering apparatus for steerable vehicle A steering apparatus for a steerable vehicle includes a steering unit, an operating unit, a backup unit, and a control unit. The backup unit selectively connects/disconnects the steering unit and the operating unit. The control unit is operable in two control modes ... | 01/29/2008 |
| 7322898 | Active front steering actuator A steering system includes a differential transmission having an input shaft and an output shaft, a rotary input device attached to the input shaft, a movable steering effector in operable communication with the output shaft, an angular-to-linear converter which con... | 01/29/2008 |
| 7316419 | Damped steering assembly A steering column for a motor vehicle includes upper steering-column portion, a lower steering-column portion, and a damping body for coupling the upper and lower steering-column portions, with piezoelectric elements being integrated in the damping body. These piezo... | 01/08/2008 |
| 7311172 | Straddle carrier with power steering A steering system for a straddle carrier includes two side supports with steerable wheels, braces, a hoisting gear, an an upper frame. An operator's cab having a steering wheel is disposed at the upper frame. A servo motor with an inverter is mounted in operative co... | 12/25/2007 |
| 7311173 | Reaction control system for obtaining preferable steering feeling A reaction control system controls a reactive force to be applied to an operating device operated by a driver of a vehicle. The system includes a device for measuring a steering speed of steering of the operating device; a device for measuring a steering torque appl... | 12/25/2007 |
| 7308964 | Vehicle steering apparatus A vehicle steering apparatus includes a steering input section having at least a steering wheel to which steering input is applied, and a steering output section having at least a steering rack shaft and operatively associated with left and right steered wheels for ... | 12/18/2007 |
| 7308346 | Steering device A steering device with a constitution in which an operation unit and steerable wheels are not mechanically connected, has a target turning angle setting device which sets a target turning angle of the steerable wheels according to an operation amount of the operatio... | 12/11/2007 |
| 7303033 | Vehicle frame assembly and method for same A method for assembling vehicular structural frames employing elongated members and connectors interconnecting the elongated members increases flexibility in assembling chassis frames and body frames. The method includes assembling a first vehicle structural frame a... | 12/04/2007 |
| 7295908 | Vehicle steering apparatus In a vehicle steering apparatus, front wheels are controlled to be turned by a computer program processing. A displacement/torque conversion section 51 converts a steering angle θ into a steering torque Td that is in relation of exponential function. A torqu... | 11/13/2007 |
