Method and apparatus for shaping a continuous web material into a rod

Abstract

The method for shaping a continuous web material (1) into a rod comprises providing a continuous web material (1) having a glass transition temperature below 150 degree Celsius and gathering the continuous web material (1) from a flat shape into a rod-shape by means of a shaping device (2). The method further comprises providing a cooling means (34) providing a temperature below four degree Celsius, cooling a material contact surface of the shaping device (2) to a surface temperature below four degree Celsius, and cooling the continuous gathered web material by the cooled material contact surface in contact with the continuous gathered web material. Also provided is an apparatus for shaping a continuous web material (1).

Dependencies are inferred from the claim text.