| 摘要 |
<p>The invention relates to a lattice grill (10) for a door or a window. The invention provides a lattice (10) which when deployed bars access through a building opening (12), and when folded exposes the opening (12) almost completely, the lattice (10) being of a type which can be readily adapted during construction to suit the size of the particular opening (12) to be protected. The invention provides a modular retractable lattice assembly (10) that comprises a plurality of rods (22a, 22b), guides (14, 16), and links (28, 48, 51) to be assembled on site.</p> |
