| 摘要 |
This invention relates, on the one hand, to a filter element (2) comprising two side flanks (4, 5) extending towards a welding base (3), the abovementioned side flanks (4, 5) being connected to each other by way of an end face (6) situated opposite the welding base (3), and at least one of the abovementioned side flanks (4, 5) forming an angle (X) with the end face (6), the angle (X) formed lying between 88° and 93°. On the other hand, this invention relates to a method for producing such filter elements. |
