公开(公告)号：US11951831B2

公开(公告)日：2024-04-09

申请号：US18144098

申请日：2023-05-05

Applicant: Yanmar Holdings Co., Ltd.

Inventor： Hiroyasu Ishida ,  Tetsuya Iida

IPC: B60K25/06

CPC classification number: B60K25/06 ,  B60Y2200/223 ,  B60Y2302/07

Abstract: A tractor includes an engine, a vehicle body, a rear PTO shaft, a central PTO shaft, a permission switch, and a control unit. The engine is configured to generate power. The vehicle body includes an operator's seat. The rear PTO shaft is configured to supply power generated by the engine to a rear work machine attached to a rear part of the vehicle body. The central PTO shaft is configured to supply power generated by the engine to a central work machine attached to a central part of the vehicle body. The permission switch is operable by an operator. The control unit indicates that the permission switch is operated as one of permission conditions for rotation of the rear PTO shaft after disembarkation, and indicates that the permission switch is operated as one of permission conditions for rotation of the central PTO shaft when moving backward.