Patent ID: 9624646
Date: 2017-04-18
CPC Classifications: E02F

Claim:
1. A working machine comprising: a machine frame; a cabin disposed on the machine frame; a boom disposed on a side of the cabin; an auxiliary attachment configured to be attached to and detached from a tip end portion of the boom; an actuator configured to be activated by an operation fluid and to activate the auxiliary attachment; a solenoid valve having a solenoid and being configured to control, based on a control signal outputted to the solenoid, a pilot pressure being a pressure of a pilot fluid different from the operation fluid; an auxiliary control valve configured to supply, based on the pilot pressure controlled by the solenoid valve, the operation fluid to the actuator; an operation member having a head portion; a first switch being disposed on the head portion of the operation member and being operable to set an operation amount; a second switch being disposed on the head portion of the operation member and being operable by being pressed, the second switch being configured to automatically return to an initial position; and a control unit configured to detect an operation of the first switch and an operation of the second switch, the control unit further being configured to: