| 摘要 |
<p>A device for the pressure compensation for discharge columns in multi-storey buildings, that will uniform the pressure between the front and back part of the falling flow, mainly comprising - between two upper and lower collars (5, 6) for the joint to the conventional discharge duct (12), a central body consisting of a more internal discharge tube (1) through which the discharge water falls, provided at its two ends with one or more lights (3, 4) for the inlet or the outlet of the compensation air, and with one external sealing jacket (2) for leading said air from the front part of the discharge buffer to the back part of the same, or for providing a volume of expansion air greater than the one contained in the discharge column.</p> |
