Komatsu Corporation

Kouji Nagami

Masamichi Miyazaki

Makoto Yomogita

Jun Matsumoto

Shinji Hirose

A center pillar () has a pipe structure having a hollow space (). In the center pillar (), a lower end opening () for connecting the hollow space () to an outdoor space and an upper end opening () for connecting the hollow space () to an indoor space () are formed. The lower end opening () and the upper end opening () are arranged at a prescribed distance from each other in a longitudinal direction of the center pillar (). Thus, a cab for work vehicle and a work vehicle capable of preventing dust, water, or the like from entering the cab and realizing an environment in the cab comfortable for an operator are obtained.

Cab for work vehicle and work vehicle

An engine () is attached to a vehicle frame () on a front end side relative to a cab (). An engine cooling module () serves for cooling the engine () and it is attached to the vehicle frame () at a rear end. In a top plan view, the cab () has a projection portion projecting outward from the vehicle frame (). The cab () has a through hole (to) opening into an outdoor space of the cab () and an opening () communicating with the through hole (to) and opening into an indoor space (), and the through hole (to) opens in a lower surface of the projection portion. Thus, a work vehicle capable of preventing dust, water, or the like from entering the cab and realizing an environment in the cab comfortable for an operator is obtained.

Work vehicle

The operator's cabis provided with a floor framehaving an opening for maintenancelocated at a floor baseand a lid bodyfor closing the opening for maintenance. The lid bodyincludes an upper inspection coverand a lower inspection coverwhich are aligned in a vertical direction with spacing so as to be attachable and detachable relative to the opening for maintenance. Disposed in a space between the upper inspection coverand the lower inspection coveris a floor ductthat can be disassembled and is provided for circulating supply air sent from an air conditioner

Operator's cab for a work vehicle

A work vehicle includes a cab, an air conditioner casing, an air conditioner unit and a rear monitoring camera. The air conditioner casing is attached to a rear upper part of the cab and includes a downwardly opened recess on a bottom face thereof. The air conditioner unit is accommodated in the air conditioner casing. The rear monitoring camera includes a main body accommodated in the recess of the air conditioner casing.

Growing community of inventors

Hirakata, Japan

Kouji Nagami