| 摘要 |
<p>A tree shelter (1) comprises a tubular housing (2) of equiangular triangular transverse cross-section is formed form a single blank (3) of extended fluted plastics material so that one free edge (5) parallel to flutes (8), extends into a corner of the triangle and the other edge (4) lies substantially on the centre line of one side of the triangle so that it is hidden behind a support stake (14).</p> |
