About 38 results
https://drivepatents.com/patents/1073376 · 12 Oct 2005
In a steering system 30, a transmission ratio R1 which is determined in dependence on the vehicle speed by reference to a transmission ratio decision map is multiplied with a first transmission ratio alteration gain g10 which is determined in dependence on...
https://drivepatents.com/patents/1077124 · 8 Jun 2005
A drive system control method and a drive power transmission control system for a four-wheel drive vehicle are provided for enabling the vehicle to operate selectively in an ordinary mode and an anti-vibration mode. In the ordinary mode, the connection for...
https://drivepatents.com/patents/1078104 · 4 May 2005
A differential gearing 2 of twin differential type including a center differential unit 14 of planetary gear type and a front differential unit 12 of bevel gear type which are received within a housing 10 is separated from a gear box 6 of a transmission 4,...
https://drivepatents.com/patents/1078502 · 13 Apr 2005
A steering control apparatus obtains a steered amount by which a steered wheel is steered based on a left-and-right braking force difference control amount, a vehicle state control amount, and a steering control amount. The apparatus changes the magnitude ...
https://drivepatents.com/patents/1078707 · 6 Apr 2005
An electronic control unit calculates a target yaw rate in accordance with a vehicle speed and a steering angle and calculates the yaw rate difference on the basis of the target yaw rate and an actual yaw rate. The electronic control unit estimates the gri...
https://drivepatents.com/patents/1078711 · 6 Apr 2005
In a vehicle of a four-wheel independent steering type, an electronic control unit calculates a target yaw rate in accordance with a vehicle speed and a steering angle, and calculates a vehicle-control target value on the basis of the target yaw rate and a...
https://drivepatents.com/patents/1079237 · 16 Mar 2005
A first ECU 30 detects a steering torque applied to a steering system, estimates a self-aligning torque generated in a front wheel on the basis of the steering torque, and estimates a side force for the front wheel on the basis of lateral acceleration and ...
https://drivepatents.com/patents/1079424 · 9 Mar 2005
A grip factor estimating apparatus includes a steering torque detecting unit M1, and an assist torque detecting unit M2. When a self-aligning torque estimating unit M6 estimates self-aligning torque generated in front wheels on the basis of detection resul...
https://drivepatents.com/patents/1079988 · 16 Feb 2005
A vehicle drive device 20 is composed of an electric motor 20a, a differential gear 20d for distributing and transmitting the drive power from the electric motor 20a to right and left drive wheels, and a clutch 20c for making intermittent the coupling capa...
https://drivepatents.com/patents/1080656 · 19 Jan 2005
According to this offset value setting processing, whether or not all wheel velocities of front wheels and rear wheels are 0 km/h is determined in step S101 and whether or not the pressing amount of an accelerator pedal is 0% is determined in step S105. If...