| 摘要 |
Instrument cabinet having rigid walls, which is characterized in that it has a first wall (1) and, fixed thereto, opposed second and third walls (2), opposed fourth and fifth walls (3a, 3b) which are articulated to the first wall (1) or the second and third walls (2), and a sixth wall (3d) which is opposed to the first wall and fixedly connected to the fourth or the fifth wall and provided with means (5) for concealed snap engagement with corresponding means (6, 7) fixed on the fourth or the fifth wall, which snap engagement can be undone from the outside by any of said walls by means of a key. |
