TIRE PRESSURE MEASURE ON A VEHICLE
First Claim
1. A tire pressure control arrangement for a vehicle having at least two tires connected to an air supply, each tire connected to an air supply via a respective supply line having a respective valve means (223), said respective valve means connected to a second valve means (222), said arrangement further comprising a pressures sensor (38) between said respective valve means (223) and the second valve means (222), characterised in that the respective valve means (223) is closed while the supply line is connected to a reference pressure supply and said reference pressure in the supply line is monitored for a pre-determined period of time by a control system on the vehicle to detect whether there are an leaks in the arrangement.
1 Assignment
0 Petitions
Accused Products
Abstract
A tire pressure control arrangement for a vehicle having at least two tires connected to an air supply. Each tire is connected to an air supply via a respective supply line having a respective valve means (223) and the respective valve means is connected to a second valve means (222). The arrangement further comprises a pressures sensor (38) between the respective valve means (223) and the second valve means (222). The respective valve means (223) is closed while the supply line is connected to a reference pressure supply and the reference pressure in the supply line is monitored for a pre-determined period of time by a control system on the vehicle to detect whether there are any leaks in the arrangement.
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Citations
12 Claims
- 1. A tire pressure control arrangement for a vehicle having at least two tires connected to an air supply, each tire connected to an air supply via a respective supply line having a respective valve means (223), said respective valve means connected to a second valve means (222), said arrangement further comprising a pressures sensor (38) between said respective valve means (223) and the second valve means (222), characterised in that the respective valve means (223) is closed while the supply line is connected to a reference pressure supply and said reference pressure in the supply line is monitored for a pre-determined period of time by a control system on the vehicle to detect whether there are an leaks in the arrangement.
Specification