Sonsuz bir filtre malzemesi bandindan zig-zag sekilde katlanmis bir filtrenin imal edilmesine mahsus usul.

摘要

A method and apparatus for the manufacture of a pleated filter from an endless web of filter material scores a web of filter material scored in a scoring station. The web of filter material is then passed with a set pleat spacing into cogbelts. The filter material web is then severed by a cutter into pieces suitable for further processing.