Patent ID: 11905678
Assignee: ROTOTILT GROUP AB
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A control system for an excavator, the excavator comprising a movable arm, a movable excavator thumb and a tiltrotator attached to the arm, the tiltrotator being arranged to hold an auxiliary tool which is rotatable and/or tiltable by means of the tiltrotator, wherein the control system is arranged to receive manoeuvring input from a manoeuvring device manoeuvred by an operator, wherein the control system is arranged to control the tiltrotator to rotate and/or tilt the auxiliary tool between a plurality of first positions and at least one second position, and the excavator thumb is movable between at least one rest position and a plurality of work positions, wherein the auxiliary tool is arranged to cooperate with the excavator thumb when the auxiliary tool is positioned in any of the at least one second position and when the excavator thumb is positioned in any of the plurality of work positions, wherein the control system comprises a first blocker including at least one of 1) a non-transitory computer readable medium storing program code, that when executed by the control system, cause the control system to block the movement of the excavator thumb when the auxiliary tool is positioned in any of the plurality of first positions, or 2) the first blocker being configured to block the movement of the excavator thumb when the auxiliary tool is positioned in any of the plurality of first positions by blocking the hydraulic fluid to the excavator thumb.