METHOD OF INFLATING AND DEFLATING A TYRE

摘要

A method of inflating and deflating a tyre on a vehicle, said vehicle having a rotatable air passage connectable to a tyre and a non rotatable air passage through which air is conducted from a pressurised air supply. One of the passages has an associated sealing means for co-operating with a contact component associated with the other passage and wherein prior to inflation and deflation of the tyre, one of the passages is pressurised to ensure the integrity of the sealing means with the contact component.