| 摘要 |
<p>Proposed is a composed wooden profile, which is intended for manufacturing of window and door wings (2) and frames (3) and which consists of at least three ledges (11, 12, 13), which are assembled and sealed along their complete length, namely of lateral ledges (11, 13) and at least one intermediate ledge (12). The mentioned intermediate ledge (12) comprises two longitudinal recesses (120' and 120''), which are situated each on its own side of a ledge (12) directly at the lateral edges (11, 12) and are finished at a distance from the final areas (121, 122) and filled with a thermal insulation material (125).</p> |
