Filter element has zigzag-folded filter, on to whose end transverse framing strip is fitted, longitudinal framing strips being mounted on either side of filter and triangular profile being mounted between filter end and transverse strip

摘要

Filter element has a zigzag-folded filter (18), on to whose end (20) a transverse framing strip (26) is fitted. Longitudinal framing strips (28) are mounted on either side of the filter and a triangular profile (22) is fitted between the end of the filter and the transverse strip.