| 20090183836 | Apparatus for Glueing Together the Wrap of An Endless Tow of Filter Material - An apparatus for glueing together the wrap of an endless tow of filter material in the manufacture of cigarette filters, with an application station for hot melt adhesive, in which hot melt adhesive is applied to the flat endless web of the wrap, a wrapping station, in which the endless web is laid around the endless tow of filter material, a pre-heating station, in which the hot melt adhesive on the endless web is pre-heated to a preset temperature, while the wrap is brought into immediate contact with a heating surface in the region where adhesive is applied, and with a cooling station, in which the hot melt adhesive is cured, wherein a cooling apparatus is assigned to the pre-heating station, which causes a cooling of the heating surface when the temperature on the heating surface exceeds a preset value. | 07-23-2009 |
