Patent ID: 7178981

Claim:
Linear roller bearing comprising a guide carriage ( 1 ), which can be supported by rollers on a guide rail ( 2 ) via roller bodies ( 4 ) and which is provided with at least one endless roller body channel ( 3 ) for the roller bodies ( 4 ), wherein the roller body channel ( 3 ) has a support channel ( 5 ) for supporting the roller bodies ( 4 ), a return channel ( 11 ) for returning the roller bodies ( 4 ), and deflecting channels ( 10 ) connecting the support channel ( 5 ) to the return channel ( 11 ), wherein the deflecting channels ( 10 ) are provided on end elements ( 9 ) of the guide carriage ( 1 ), and wherein the roller bodies ( 4 ) in the roller body channel ( 3 ) are subject to a displacement resistance in a rotational direction, the end elements ( 9 ) are each provided with a sensor ( 12 ) that generates a signal that is dependent on the displacement resistance.