About 90 results
https://drivepatents.com/patents/943966 · 27 Apr 2016
A friction tester is provided which can measure the friction provided by a surface at a slip speed independent to the speed of travel of the friction tester. The friction tester comprises a vehicle which can travel over a surface at a first speed, and a te...
https://drivepatents.com/patents/961220 · 29 Apr 2015
A road friction coefficient estimation system and method for providing or calculating a road friction coefficient estimation is provided. The system comprises at least one first or front tire and at least one second or rear tire supporting a vehicle; a tir...
https://drivepatents.com/patents/965770 · 24 Dec 2014
One embodiment provides a vehicle brake hydraulic controller including a wheel speed acquiring section; a wheel deceleration calculator; a vehicle velocity calculator; and a locking tendency determination section. The vehicle velocity calculator calculates...
https://drivepatents.com/patents/967543 · 12 Nov 2014
A charge potential distributed over a vehicle body (2A) resulting from the contact, separation, and friction between a tire (2B) and a road surface (3) is detected by a detecting unit (10) provided with a sensing electrode (11) that is disposed on the exte...
https://drivepatents.com/patents/970941 · 27 Aug 2014
A vehicle controller 10 includes a first abrupt deceleration determining means (a rotation change rate determining unit 82, an ABS determining unit 83) configured to determine an abrupt deceleration state of a vehicle 1, and a second abrupt deceleration de...
https://drivepatents.com/patents/972411 · 16 Jul 2014
The electronic brake control device (BS) has a shaft (14), at which the processing of data of an active speed sensor (39), where the shaft is assigned to an output of a gearbox (G). The data of the active speed sensor is processed for determining a vehicle...
https://drivepatents.com/patents/974462 · 28 May 2014
The invention provides a method and apparatus capable of accurately estimating a road surface condition under a traveling vehicle using unsprung acceleration and wheel speed data. The unsprung fore-aft acceleration (Gx) is detected by an acceleration senso...
https://drivepatents.com/patents/979573 · 15 Jan 2014
The invention refers to a method for estimating a vehicle's, or, in a vehicle trailer combination having a tractor vehicle and a towed trailer, a tractor vehicle's sideslip angle, the method comprising the steps of: a) Gaining the following vehicle paramet...
https://drivepatents.com/patents/980502 · 25 Dec 2013
A brake ECU acquires the vehicle load (WW) (step S142), and sets a higher start-time criterion value (KT2) when the load (WW) is heavy than when the load (WW) is light (step S144). The brake ECU initiates auxiliary control when the period since the deceler...
https://drivepatents.com/patents/983820 · 2 Oct 2013
In a pendular motion determination unit (100) of a motion stabilizer (SA) for a tractor (TR), a parameter computation unit (120) computes a determination parameter PA indicative of a quantity of change in an actual yaw rate Y, a threshold value setting uni...