| 摘要 |
PROBLEM TO BE SOLVED: To provide a cab excellent in the function protecting an operator from a flying subject from the forward direction, and having a simple structure capable of securing a sufficient field of vision for the operator. SOLUTION: A protective frame 23 is mounted in the front side of the front frame 22 of a cab body 21, in the protective frame 23, a transparent protective board 24 made of polycarbonate excellent in impact resistance or the like. The side protective board 25 is provided between the front frame 22 of the cab body 21 and the protective frame 23. A front bumper 26 is projected at the front part of the upper revolving superstructure 13, the aperture between the lower end of the protective frame 23 and the cab body 21 is shut by the front bumper 26. COPYRIGHT: (C)2006,JPO&NCIPI |
