US Patent 9399854 Cab and work vehicle

A work vehicle cab includes a floor, a ceiling, a left supporting member, a right supporting member, a front panel, a front panel reinforcement member, a front-left pillar, and a front-right pillar. The ceiling is arranged above the floor. The left supporting member extends upward from the front section of the floor. The right supporting member extends upward from the front section of the floor. The front panel is arranged between the left supporting member and the right supporting member. The front panel reinforcement member, arranged above the front panel, extends in a left-right direction and connects the left supporting member and the right supporting member. The front-left pillar extends from the front section of the ceiling to the front panel reinforcement member. The front-right pillar extends from the front section of the ceiling to the front panel reinforcement member.