| 摘要 |
The invention refers to a device provided with means anchoring a filtering net in relation to a support or a rack. The invention is provided with water draining means. Said means are arranged to convey water away from the part of the net surface which is blinded or shielded by said anchoring device to one part of said net surface which is not blinded by said anchoring device. Preferred is an embodiment wherein said device is provided with an active, filtering surface, which is larger than the net surface which is blinded or shielded by said anchoring means. |
