Patent ID: 11926029
Assignee: HILTI AKTIENGESELLSCHAFT
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 8:
9. A method for controlling a setting device for driving a fastening element into a base material, the setting device comprising a driving element, a clutch device, a control element, and a motor, the method comprising driving the driving element from a starting position into a setting position, in order to drive a fastening element into the base material; holding the driving element in the starting position when the driving element is engaged in the clutch device; returning the driving element from the setting position into the starting position in a recurring sequence of movements of the control element controlling stopping of the control element in a stopping position by at least one control parameter; transmitting a signal to the control device upon at least one of the driving element's engaging in the clutch device and closing the clutch device; counting revolutions or commutations of the motor after receipt of the signal and before stopping the motor; forming a difference between an actual stopping position and a desired stopping position of the control element and adapting the at least one control parameter for a subsequent sequence of movements of the control element if the difference exceeds a predetermined desired value.