Device and method for discharge and cleaning of the web at the output of a carder
AssigneeMarzoli S.p.A.
InventorsSilvano Patelli, Giovanni Battista Pasini
Life of this patent
Estimating the term…
Abstract
Method and device for discharge and cleaning of the web produced by a carder, by the effect of suction applied to the web, in its passage from the detachment cylinder to the web-presser cylinders, preferably combined with drawing of the web in this section, by the effect of actuation of the web-presser cylinders, at a linear speed which is higher than that of the detachment cylinder.
Claims14
A device for discharge and cleaning of a web produced by a carder, which is collected from a covered surface of a doffer by a detachment cylinder, and conveyed to a compactor unit including a pair of web-presser cylinders, said device comprising:
- a bar disposed beneath said detachment cylinder to support said web;
- and
- a suction unit, which connects a space beneath said web to a suction duct.
A method for discharge and cleaning of a web produced by a carder, collected by a covered surface of a doffer by a detachment cylinder, and conveyed to a compactor unit consisting of a pair of web-presser cylinders, said method comprising the steps of:
- cleaning a passage of said web from said detachment cylinder to said pair of web-presser cylinders, under action of flow of air towards a duct, which is drawn into a gap between said detachment cylinder and a web-presser roller, and passes through said web.
Dependencies are inferred from the claim text.