US Patent 9816251 Cab and bulldozer

Provided is a cab which can improve the workability of ripping. The cab includes an operator's seat placed in the cab and a right armrest placed rightward of the operator's seat in the cab. A front end portion of the operator's seat is tilted rightward with respect to a front-rear direction (the direction of X) of the cab as seen in a plan view. The right armrest includes a front region including a front end of the right armrest and a rear region including a rear end of the right armrest. The rear region includes a portion placed at a shorter distance from a midline bisecting the operator's seat as seen in a plan view, than a distance between the front region and the midline.