Automatic accident informing apparatus for two-wheel vehicle

An automatic accident informing apparatus for a two-wheel vehicle having an accident detecting means for detecting an accident of the vehicle and an accident informing means for informing an external party(s) of the accident, wherein the accident detecting means comprises:

• an inclination sensor for measuring the inclination angle of the vehicle;
• a vehicle speed history saving means for saving the history of speeds of the vehicle;
• an acceleration calculating means for calculating the acceleration of the vehicle from a change in the vehicle speed saved in the vehicle speed history saving means;
• and
• an accident judging means for judging that the vehicle met with the accident when the inclination angle of the vehicle measured by the inclination sensor remains higher than a predetermined degree throughout a specific length of time about a time while the acceleration of the vehicle is greater than a predetermined level.