Patent ID: 6232767
Filing Date: 2001-05-15
Classification: B60C,G01P

Abstract:
A tire revolution detection method for detecting a revolution of a tire provided to a vehicle, comprising the steps of:using, as the tire, a tire which includes a steel belt embedded in an inner side circumferential portion of the tire, the steel belt generates a magnetic field;setting magnetic field detection means for detecting the magnetic field of the steel belt in the vicinity of the tire inside the vehicle wherein the magnetic field detection means is set or arranged in an inner portion of the vehicle and in the vicinity of the tire, a body panel member being placed between the said magnetic field detection means and the tire; anddetecting revolution of the tire by detecting a change in magnetic field upon revolution of the tire by said magnetic field detection means;wherein said steel belt is arranged on the inner side of a tire which is not steered by a steering operation.