| 摘要 |
<p>To enable the automatic anchoring of a roving (4), a bobbin (1) has at least one region (2) provided with integrally moulded projections (3) shaped and arranged to capture the roving (4) as the bobbin (1) rotates. The region (2) is recessed and the projections (3) may be triangular or hook shaped in cross section. <IMAGE></p> |
