| 摘要 |
A bag insert comprises a basis, which cross-section can be made in the form of a circle, an ellipse or diamond-shaped, on elongated ends of the basis flexible tails are made, a closing ring with two rectangular recesses and a lateral surface partially cone-shaped, a stopper with a basic housing, an internal thread and a sealing ring, an outer ribbed surface, a skirt with a trapezoidal stopper, a control ring with tear-off links and a trapezoidal groove for the stopper of control ring. The shortened ends of basis of bag insert are rounded. The flexible tails are undulated. |
