| 摘要 |
A beach cart having a first frame member and a second frame member, the first frame member being pivotably attached to the second frame member; a first payload carrier rotatably attached to the first frame member and removably attached to the second frame member; a second payload carrier pivotably attached to the first frame member and removably attached to the second frame member; a third payload carrier pivotably attached to the second frame member; a first wheel riser and a second wheel riser attached to the first frame member; a first wheel mounting block and a second wheel mounting block removably attached to the first wheel riser and the second wheel riser, respectively; a wear bearing and a second wear bearing mounted in the first wheel mounting block and the second wheel mounting block, respectively; and a roller assembly having a first end cap having a first stub axle and a second end cap having a second stub axle, the first stub axle being mounted within the first wear bearing and the first wheel mounting block, the second stub axle being mounted within the second wear bearing and the wheel mounting block, the roller assembly further having a cylindrical roller section spanning between the first end cap and the second end cap, the cylindrical roller section having a plurality of wave for vanes radially disposed about it.
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