Patent ID: 9400229
Filing Date: 2016-07-26
CPC Classification: F16C,G01M

Claim Text:
1. An apparatus for monitoring the state of a roller bearing comprising: a vibration sensor configured to detect vibrations which occur during operation of the bearing and configured to generate a first signal as a function of the detected vibrations; a diagnosis electronics system configured to output an item of information about a state of the bearing on the basis of the first signal, generated by the vibration sensor, and of at least one limit value, stored in the diagnosis electronics system; and a sound emission sensor configured to pick up noises produced in an event of plastic deformation of the bearing at least in regions, a second signal being transmittable to the diagnosis electronics system, taking the picked-up noises into account, wherein the diagnosis electronics system is designed such that the stored limit values are changeable, taking into account the received second signal, and adjusted limit values are generateable as a result.