Patent ID: 6913023
Filing Date: 2005-07-05
Classification: A24C

Abstract:
1. A filter attaching apparatus comprising: a conveying path for conveying an intermediate product of a filter cigarette in which a cigarette and a filter are aligned with each other in an axial direction thereof, feeding means for feeding a tip paper piece, in which paste is applied to one side thereof, along a prescribed feeding path and affixing the tip paper piece to the intermediate product, a rolling passage adapted to connect to said conveying path, said rolling passage causing the conveyed intermediate product to roll in a feeding direction of the tip paper piece and winding the tip paper piece around the intermediate product to form a filter cigarette, and dust-cleaning means located along said conveying path, said dust-cleaning means having a suction opening that overlaps at least a passing area of the filter and extends in a path direction of said conveying path, and producing a sucking force through the suction opening, wherein said conveying path includes a train of conveying drums that rotate while holding the intermediate product on respective outer peripheries thereof, and said suction opening is formed into the shape of a circular arc in section along the outer circumference of said conveying drum.