| 摘要 |
<p>A self threader is disclosed for a wrapping machine having a tube former including tube former wall means terminating in a first tube former plate and a second tube former plate. The tube former is adapted to receive a first edge of a wrapping sheet between the first tube former plate and the second tube former plate and is adapted to receive a second edge of the wrapping sheet above the second tube former plate with the first and second edges and overlapping for forming the wrapping sheet into a tube to receive a product therein. The self threader comprises a guide plate located proximate to the second tube former plate and extending beyond the first tube former plate for directing a first edge of the wrapping sheet between the first tube former plate and the second tube former plate.</p> |
