| 摘要 |
The invention relates to a filter for liquid or gaseous media, having a cylindrical form in the closed position, and a curved form in the open position, and comprising a frame (1), at least one filter element (2) arranged on the frame (1), two ends (3, 4) of the frame (1), which are provided with fixing means (5, 6) for fixing to each other in the closed position, a plurality of first sections (12) of the frame (1), in which the frame (1) has a first wall thickness, and a plurality of second sections (13) of the frame (1), in which the frame (1) has a second wall thickness less than the first wall thickness, the wall thicknesses being measured in the radial direction in the closed position of the filter, respectively with a second section (13) between two first sections (12). |
