| 摘要 |
<p>The invention relates to a joint system for providing a joint between two sections of material. The joint system comprises a projection section (30) and a recess section (32) of respective sections of material to be joined. The projection and recess sections (30, 32) are adapted to interengage. The projection section (30) comprises at least two engagement portions (34, 36, 38, 40). Each engagement portion is either a male engagement portion (34, 38) or a female engagement portion (36, 40). The recess section (32) comprises at least two engagement portions adapted to engage the engagement portions of the projection section (30).</p> |
