摘要 |
Based on a system for joining two end edges as described in the German patent 40 09 259, an improved system to join the strip edges of a clamping ring or a compression ring, said junction of the invention withstanding higher tensile loads. Compared to the system described in the German patent 40 09 259, the junction comprises a tenon (21) fitted with two lateral stubs (23, 25, 27, 29) mutually apart in the longitude strip direction and engaging around matching mortises in the other strip segment (5). |