| 摘要 |
The underfloor panel shaft (1) has main structure (2) that includes upper, horizontally encircling frame (4), plastic bottom plate (5), and plastic wall plates (8). Each wall plate has cable passage formed between two superimposed wall strips (8a,8b) which are fixed against each other. The breaking plates are sealed to longitudinal edges of wall strips, which are opened towards cable passage depressions (13). An independent claim is included for kit for manufacturing of main structure of underfloor shaft. |
