US Patent 11632901 Autonomous travel work machine

The autonomous travel work machine executes the predetermined operation on the operation target while autonomously traveling, and includes: a driving unit driving a wheel to cause a main body to travel; a reception opening disposed on a side face of the main body regarding a traveling direction of the main body; an operation unit mounted on the main body and executing the predetermined operation on the operation target; and a control unit that controls the driving unit switchably between a first operation of causing the main body to travel against the operation target and executing the predetermined operation by the operation unit on the operation target and a second operation of moving the main body to a position where the operation target can be received in the reception opening and executing the predetermined operation by the operation unit on the operation target received in the reception opening.