Applicant: Rftrax Inc, USA
Methods and devices are provided for monitoring the condition of the running gear of a railway vehicle using acoustic, motion and vibration sensors. These are mounted on the vehicle and operate while it is in motion. For some embodiments, by using this sensor data, defects in the running gear may be detected, and this information may be used to alert an operator to the defective condition. Operated in conjunction with a GPS, or similar location detection device, a plurality of sensors mounted on a plurality of railway vehicles also may be used to identify damaged or worn sections of track.
Patent number: WO/2009/005705
Inventor: H.B. Haygood
Publication date: 8 January 2009
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