| 摘要 |
The tube (1) has an integral safety device (5) provided with a sleeve-shaped fuse element. The fuse element is rotated along axial direction of the tube to manufacture a form closure. An external thread portion is bolted with an internal thread portion of the fuse element or a fitting part. Radial projections for cooperation with the fuse element are arranged in an axial position of a bayonet fitting. A shaft (4) is arranged along axial direction of the tube. A gutter-shaped groove is formed in inside of the safety device. The tube is manufactured by extrusion blow molding. Independent claims are also included for the following: (1) an exhaust tube system (2) a method for manufacturing an exhaust tube. |
