Load measuring device for a railway vehicle truck

Load measuring device for a railway vehicle bogie which rubber vibration isolator is interposed between the axle box and the bogie frame is placed in parallel with anti-vibration rubber, vertical vibration proof rubber supporting the lower load from the bogie frame comprising a vertical load variation sensor to deform in conjunction with the direction of elastic deformation, vertical load variation sensor may produce a change in the electrical output being deformed in conjunction with the vertical direction of the elastic deformation of the vibration isolating rubber.