US 12,312,767 B2
Work vehicle
Satoshi Takaki, Sakai (JP); Takahiro Usami, Sakai (JP); and Junichi Murakami, Sakai (JP)
Assigned to KUBOTA CORPORATION, Osaka (JP)
Filed by Kubota Corporation, Osaka (JP)
Filed on Nov. 28, 2022, as Appl. No. 17/994,392.
Claims priority of application No. 2022-018064 (JP), filed on Feb. 8, 2022.
Prior Publication US 2023/0250612 A1, Aug. 10, 2023
Int. Cl. E02F 9/08 (2006.01)
CPC E02F 9/0866 (2013.01) 12 Claims
OG exemplary drawing
 
1. A work vehicle comprising:
a vehicle body frame including a vehicle body front part and a vehicle body rear part opposite to the vehicle body front part;
a cab frame connected to the vehicle body frame and being rotatable about a rotational shaft provided on the vehicle body rear part to be in a state switchable between a closed state and an open state, the cab frame being mounted on the vehicle body front part when the cab frame is in the closed state, the cab frame being separated from the vehicle body front part when the cab frame is in the open state;
the vehicle body rear part comprising:
a support frame supporting the rotational shaft and including a contact plate configured to abut against the cab frame when the cab frame is in the closed state; and
an engine room provided below the support frame in a height direction along a height of the vehicle body frame, the engine room being exposed between the vehicle body front part and the cab frame when the cab frame is in the open state;
an engine provided in the engine room;
an exhaust treatment device provided in the engine room to treat exhaust from the engine; and
the cab frame including a seal rubber configured to abut against the contact plate when the cab frame is in the closed state;
wherein
the exhaust treatment device extends in a width direction along a central axis of the rotational shaft,
the seal rubber and the contact plate extend in the width direction,
the exhaust treatment device is located below the seal rubber and the contact plate in the height direction, and
each of lengths of the seal rubber and the contact plate in the width direction are longer than a length of the exhaust treatment device in the width direction.