Patent ID: 6401581
Filing Date: 2002-06-11
Classification: C03B,Y10S,Y10T

Abstract:
Apparatus for repeated feeding of fiber bundles with random fiber direction from a magazine roll of fiber thread, the apparatus comprising:feed means for feeding a continuous fiber thread and comprising: a first roller over which the fiber thread is guided, followed by a second roller over which the fiber thread is guided; a cutting device at the second roller for cutting the fiber thread into cut lengths for transmittal beyond the second roller; and a pneumatically driven, fiber ejecting device following the cutting device for receiving the cut lengths of fiber thread from a the cutting device, the ejecting device including: a tube for conveying the cut lengths of fiber thread; and further including air flow channels in the ejecting device for directing a turbulent air flow into the tube and over the cut lengths of fiber thread, a central passage into the tube for receiving the cut lengths, an annular slit around the central passage, a plurality of secondary channels into the central passage for airflow thereto, and air openings into the tube for entry of air therein.