Working vehicle
To reduce complexity of operation when a working vehicle performs automatic steering, the working vehicle includes a vehicle body to be manually steered with a steering wheel or automatically steered to travel forward or rearward, an operator's seat on the vehicle body, a console located forward of the operator's seat or located on one side of the operator's seat, a first manual operator for automatic steering provided in or on the console, and a second manual operator for automatic steering attachable at a location rearward of the operator's seat.
1 . A working vehicle comprising:
a vehicle body to be manually steered with a steering wheel or automatically steered to travel forward or rearward;
a controller configured or programmed to perform automatic steering of the vehicle body;
an operator's seat on the vehicle body;
a console located forward of the operator's seat or located on one side of the operator's seat;
a first manual operator for automatic steering provided in or on the console and including a first switch to be operated to instruct the controller; and
a second manual operator for automatic steering attachable at a location rearward of the operator's seat and including a second switch, having a same function as the first switch, to be operated to instruct the controller, wherein
the controller is configured or programmed to, upon operation of one of the first and second switches, disable any operation of the other of the first and second switches until ending the automatic steering of the vehicle body.
2 . The working vehicle according to claim 1 , wherein:
the first manual operator and the second manual operator include, as the first switch and the second switch having the same function, respective steering switches to be operated to instruct the controller to start or stop the automatic steering; and
the controller is configured or programmed to:
start the automatic steering of the vehicle body upon operation of one of the respective steering switches to instruct the controller to start the automatic steering;
disable any operation of the other of the respective steering switches to instruct the controller to start or stop the automatic steering during performing of the automatic steering of the vehicle body started as instructed by the one of the respective steering switches; and
end the automatic steering of the vehicle body started as instructed by the one of the respective steering switches upon operation of the one of the respective steering switches to instruct the controller to stop the automatic steering.
3 . The working vehicle according to claim 1 , further comprising:
a position detector to detect a position of the vehicle body; wherein
the first manual operator or each of the first and second manual operators includes:
a defining switch to be operated to instruct the controller to define a reference travel line based on which the controller is allowed to perform the automatic steering of the vehicle body; and
a correction switch to be operated to instruct the controller to correct the position of the vehicle body detected by the position detector; and
the controller is configured or programmed to:
define the reference travel line based on positions of the vehicle body detected by the position detector upon operation of the defining switch at points where travel of the vehicle body manually steered with the steering wheel is started and ended; and
during performing of the automatic steering of the vehicle body, correct the position of the vehicle body upon operation of the correction switch to instruct the controller to correct the position of the vehicle body.
4 . The working vehicle according to claim 1 , further comprising:
a position detector to detect a position of the vehicle body, wherein:
the first manual operator and the second manual operator include, as the first and second switches having the same functions, respective correction switches to be operated to instruct the controller to correct the position of the vehicle body detected by the position detector; and
the controller is configured or programmed to, upon operation of one of the respective correction switches during performing of the automatic steering of the vehicle body;
the controller is configured or programmed to, upon operation of one of the respective correction switches during performing of the automatic steering of the vehicle body:
correct a position of the vehicle body; and
disable any operation of the other of the respective correction switches until ending the automatic steering of the vehicle body.
5 . The working vehicle according to claim 1 , wherein the second manual operator is electrically connected to the controller by an electric wire routed from the location rearward of the operator's seat to the console through a side portion of the vehicle body.
6 . The working vehicle according to claim 1 , further comprising:
a protection structure to protect the operator's seat; wherein
the second manual operator is attachable to and detachable from the protection structure.
7 . The working vehicle according to claim 6 , wherein:
the protection structure includes:
pillars extending upward from a left rear portion and a right rear portion of the vehicle body, respectively; and
a beam connecting upper ends of the pillars; and
the second manual operator includes:
a housing attachable to and detachable from any of the pillars; and
an operable key provided on a surface of the housing other than a mount surface for contact with the pillar.
8 . The working vehicle according to claim 6 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
9 . The working vehicle according to claim 7 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
10 . The working vehicle according to claim 2 , further comprising:
a protection structure to protect the operator's seat; wherein
the second manual operator is attachable to and detachable from the protection structure.
11 . The working vehicle according to claim 10 , wherein:
the protection structure includes:
pillars extending upward from a left rear portion and a right rear portion of the vehicle body, respectively; and
a beam connecting upper ends of the pillars; and
the second manual operator includes:
a housing attachable to and detachable from any of the pillars; and
an operable key provided on a surface of the housing other than a mount surface for contact with the pillar.
12 . The working vehicle according to claim 10 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
13 . The working vehicle according to claim 11 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
14 . The working vehicle according to claim 3 , further comprising:
a protection structure to protect the operator's seat; wherein
the second manual operator is attachable to and detachable from the protection structure.
15 . The working vehicle according to claim 14 , wherein:
the protection structure includes:
pillars extending upward from a left rear portion and a right rear portion of the vehicle body, respectively; and
a beam connecting upper ends of the pillars; and
the second manual operator includes:
a housing attachable to and detachable from any of the pillars; and
an operable key provided on a surface of the housing other than a mount surface for contact with the pillar.
16 . The working vehicle according to claim 14 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
17 . The working vehicle according to claim 15 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.
18 . The working vehicle according to claim 4 , further comprising:
a protection structure to protect the operator's seat; wherein
the second manual operator is attachable to and detachable from the protection structure.
19 . The working vehicle according to claim 18 , wherein:
the protection structure includes:
pillars extending upward from a left rear portion and a right rear portion of the vehicle body, respectively; and
a beam connecting upper ends of the pillars; and
the second manual operator includes:
a housing attachable to and detachable from any of the pillars; and
an operable key provided on a surface of the housing other than a mount surface for contact with the pillar.
20 . The working vehicle according to claim 18 , further comprising a falling preventer to prevent the second manual operator from falling out of the protection structure.