An apparatus and method for raising the pile of a sheet of cloth web

摘要

An apparatus (1) for raising the pile of a sheet of cloth web comprisinga transport means for transporting the sheet of cloth web along a path (4); and,at least one primary air knife (2,3) disposed at a distance from a first side of said path and arranged such that it extends across the path and is inclined such that the air stream from the air knife (2,3) is incident to the path at an angle to the normal to the path.