| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve dischargeability of slurry in a front bracket of a working machine.SOLUTION: A working machine 1 is provided with an attachment 10 which is swingably supported about two shafts. The upper surface of a lower wall part 32 of a front bracket 30 formed of a casting and supporting a swing bracket 15 includes an inclined surface 47 extending downward to the rear side and side curved surface parts 53 having an arc-shaped cross section and extending along the lower edges of the inner surfaces of side wall parts 33. A rear wall part 34 has an opening 45, and at least a part of the lower edge of the opening 45 is located at the same height as that of a lowermost part 47a of the inclined surface 47 or located below the lowermost part 47a.</p> |
