摘要 |
<p>The wall element is a monolithic plastics panel unit with an embedded reinforcing metal frame of tubular struts. The frame (2) has one or more intermediate struts (16) parallel to the panel's (1) top and bottom sides (3, 4), forming a lateral attachment point (17, 18) at both ends. Attachment points (11, 12, 9, 10) are provided in the top and bottom sides by the ends of the two side frame struts (7, 8).</p> |