| 摘要 |
<p>Hand tool ( 10) for forming a hole in the ground surface comprises a support body (11) which defines a collection chamber (25) for receiving ground material and an operating handle (13) extending from the support body for rotating the support body about a longitudinal axis (15) and advancing into the ground material, said support body comprising first and second cutter assemblies, said first cutter assembly (17) comprising at least one blade (18) which extends inwards towards said longitudinal axis (15) from that end (16) of the support body furthest from the operating handle whereby, in use, rotation of the support body results in the or each said blade cutting into the ground material and directing the ground material into the collection chamber (25), and said second cutter assembly (20) comprising at least one blade which extends outwards from the support body, in a direction away from said longitudinal axis, at a position aligned with an opening (24) whereby rotation of the support body results in the or each blade (21) cutting into the ground material which is thereby directed through said opening and into the collection chamber (25).</p> |
