| 摘要 |
<p>"BUCKET CONSTRUCTION" A material handling bucket structure having a relatively thin shell defining a bottom wall having a front edge portion and an upturned rear portion. A blade is secured to the front edge portion of the shell. First and second generally straight longitudinal ribs are secured to the underside of the shell in transversely spaced relationship. Each rib extends from adjacent the front edge portion of the shell rearwardly to the rear portion thereof and includes a front rectilinear portion and a rear rectilinear portion. Third and fourth outer ribs are secured to the underside of the shell to extend forwardly and transversely outwardly from the rear portion of the first and second ribs, respectively, to adjacent the front edge portion of the shell. A paddle plate is spaced below the shell and secured to the ribs to define therewith and with the shell a box section extending rearwardly from the blade to rearwardly of the third and fourth ribs and the front portion of the first and second ribs.</p> |
