| 摘要 |
<p>A post driver apparatus has a post sleeve (10) capable of being fitted to an upper end of a post intended to be driven by the apparatus, the post sleeve (10) having means for supporting an impact tube (1) in which a weight (2) is mounted for axial movement the therein when the tube is aligned in a generally vertical attitude, the weight (2) being capable of being lifted by a line (3) which passes over a pulley (4) located at an upper end of the tube. This provides a portable apparatus which can be readily carried to a site to facilitate the driving of posts such as fence posts.</p> |
