Torsion torque detecting device, a slip detecting device, a road friction coefficient detecting device and a torsion torque detecting method
US5501109A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 1, 1995 |
| Grant date | Mar 26, 1996 |
| Priority date | — |
| Expiry date | Mar 1, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T2210/12
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A torsion torque detecting device includes a power unit rotation velocity detector for detecting a rotation velocity of a power unit for driving a vehicle, a power unit rotation acceleration calculator for calculating a rotation acceleration of the power unit based on the rotation velocity of the power unit, a power unit output torque calculator for calculating an output torque of the power unit based on operational parameters of the power unit, and a torsion torque calculator for calculating torsion torques of wheel drive shafts for driving wheels based on the rotation acceleration of the power unit and the output torque of the power unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.