| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an upper frame 10 of a hydraulic shovel 200 with a center section 20 and deck parts 21, 22 connected to the right and left sides thereof, which improves the routing performance of hydraulic hose piping 151 from devices (control valve 50 or the like) mounted on the deck parts 21, 22 while strength of the upper frame 10 is fully secured. <P>SOLUTION: A first right projecting beam 42 for connecting right and left side frames 26, 27 with a center section 20 is used as a pedestal beam 42 which is a pedestal part of a control valve 50. The pedestal beam 42 is formed in L-shaped cross-section as viewed in right and left direction. Furthermore, in order to secure a connection strength between the pedestal beam 42 and a vertical plate 25, a reinforcing horizontal rib 179 is provided at an end of the center section side of a vertical plate part 171 of the pedestal beam 42. <P>COPYRIGHT: (C)2013,JPO&INPIT |
