Method and apparatus for detecting the presence of stone-breaking tools on earthmoving

A method for detecting the presence of stone-breaking tools on earth moving machines, wherein the tool (3, 4) is arranged at least one RFID tag (5) which performs at least periodic radio communication (7) with a reader (11), wherein the interruption and or eliminating an alarm message is generated /, characterized in that an acceleration sensor (6) is arranged on or in the tool (3, 4) of its acceleration values ​​to the reader via the radio communication of the RFID tag (5) (11) transmits ,