| 摘要 |
<p>A beam (1) made of wood comprises at least two wooden parts (3, 5, 13), wherein the wooden parts (3, 5, 13) are connected to one another by screws (7) provided with wooden threads, said screws (7) being inserted into bore holes (15) in the wooden parts (3, 5, 13). The wooden parts (3, 5, 13) forming the beam (1) either run the entire length of the beam (1) or are formed of a plurality of wooden pieces (11) joined to one another in the longitudinal direction, wherein the wooden pieces (11) that form the wooden parts (3, 5, 13) are disposed with an offset joint (9).</p> |
