Patent ID: 8276440

Claim:
A device for monitoring undercarriage components of rail vehicles for faults, containing at least one vibration pickup wherein at least one vibration pickup is arranged on a bogie frame or on a wheel set bearing of an axle of a bogie of the rail vehicle in such a way that a detection direction of the at least one vibration pickup has a component parallel to a vertical axis (z-axis direction) of the rail vehicle and at the same time a component perpendicular to the vertical axis, and wherein the detection direction of each vibration pickup of the at least one vibration pickup lies in a plane which is perpendicular to the direction of travel (x-axis direction) and has an angle in a range of 10 to 80 degrees in relation to the vertical axis (z direction) and in relation to an axis (y direction) which is arranged perpendicular to the direction of travel.