Buckets: open with lever or operating handle fan gate, you can automatically remove concrete, can significantly improve the speed Shaft masonry wall construction of transport concrete, simple hook style bucket much money, in the discharge port of the arc board with a rubber sheet, hook style bucket ensure the tightness and the slurry discharge port portion is not leaking. When the amount of wear at the bucket beam hook to achieve the following circumstances, the proposed replacement: seat hook bucket for automatic turn refuse devices. Block hook bucket bucket bottom is a double bottom of the barrel, the barrel end of the middle of the center of the hole is to automatically turn refuse the hook when used with the bucket of different specifications, the double barrel bottom center hole geometry is different, when you use only Referring to FIG bucket style required width of the support bracket and automatically turn the device height refuse to be modified. No double hook style bucket bottom of the barrel for manual hook turn refuse.