| 摘要 |
<p>An arrangement in a frame structure for a door comprises two vertical posts (1, 2) and a horizontal lintel (3), which at each end is connected to an adjoining post. The posts (1, 2) and the lintel (3) define a door opening (4) in a wall (6), and the wall has a number of horizontal wall studs (7-10). The vertical posts (1, 2) consist of a U beam, the U web of which faces the door opening (4) transversely of the plane thereof and the U flanges of which extend on both sides of and are connected to the horizontal wall studs (7-10). <IMAGE></p> |
