| 摘要 |
The compensatory panel for street hatchways has the form of a rigid platform, which covers inspection chambers. It is characterised in that along its entire circumference, the panel (1) has a supporting surface (2), inclined towards the vertical axis (3). It also has a stabilising surface (4) along its entire circumference, inclined towards the vertical axis (3). It has an inlet opening (5), connected to the sockets (6) for the spot mounting and regulating the position of the hatchway (7). |
