Patent ID: 6735837
Filing Date: 2004-05-18
Classification: D04H

Abstract:
An apparatus for needling a non-woven material, comprising(a) a guide means comprised of a perforated base plate and a perforated stripping plate wherebetween the non-woven material is passed, (1) the base plate and the stripping plate being held movably in a direction of passage of the non-woven material, (b) a carriage displaceably held in the direction of passage of the non-woven material, the base plate being part of the carriage, (c) an eccentric drive acting on the carriage, (d) two parallel eccentric shafts disposed in the direction of passage of the non-woven material, and (e) at least one needleboard disposed on a side of the stripping plate averted from the base plate, (1) the at least one needleboard being drivable in a reciprocating manner in a needle penetration direction and in a direction of passage of the non-woven material, (2) the stripping plate being held on eccentrics of the eccentric shafts, which are disposed in front of and behind the needleboard, and the base plate and the stripping plate being drivable synchronously with respect to the needleboard, and the stripping plate being movable with respect to the base plate in the needle penetration direction.