Patent ID: 7434629

Claim:
A vehicle comprising: a vehicle body for transportation of occupants or cargo; a plurality of tires connected to said body with said tires susceptible to auto-ignition in response to exposure to an elevated temperature condition; a fire suppression system connected to said body including: a container of a fire suppressant; at least one temperature sensor in proximity to at least one of said tires; at least one nozzle disposed to direct said suppressant toward said at least one tire; an actuator for connecting said container to said nozzle for said suppressant to be dispersed from said nozzle; said actuator including a chamber sealed from said container and having a gas at a chamber pressure greater than ambient air pressure with said actuator releasing said suppressant from said container to said nozzle in response to a reduction in said chamber pressure; said chamber having a normally-closed discharge port to atmosphere, said discharge port connected to said temperature sensor to open to atmosphere in response to said sensor being exposed to said elevated temperature.