发明授权
US5588230A Apparatus for excavating soil using a plurality of independenity pivotable brushes 失效
使用多个独立性可枢转的刷子挖掘土壤的装置

Apparatus for excavating soil using a plurality of independenity
pivotable brushes
摘要:
An apparatus for removing soil and other debris from around buried objects. The apparatus comprises a movable frame which supports plurality of rotatable and independently mounted brushes which are used to gently sweep across the soil to remove soil and other debris from the covered objects. The soil is then transferred to a collection box within the movable frame for subsequent removal. The frame is capable of horizontal, vertical and rotational movement.
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