| 摘要 |
<p>The apparatus allows to automatically change the bobbin cases in quilting machines. The apparatus comprises a pick-up element (37) which is mounted on a carriage which can move between a magazine (38) which contains full cases and the hook assembly (3) of a sewing machine in which the empty case is to be replaced. The pick-up element (37) extracts the empty case and deposits it into a specifically provided container (64). It is further positioned at the magazine (38), from which it removes a full case and transfers the case into the hook assembly (3). <IMAGE></p> |
