摘要 |
Tubular unit (10) comprises pipes (12, 20) joined in a connecting region held by an annular unit formed by a clip (28) consisting of partial rings. The last front edges lying next to each other are connected together by a detachable connection. Preferred Features: A hood-like closure housing (44) is molded to the regions of the outer surface of the wall of the partial ring next to the front edges so that locking elements of neighboring housings interact with each other. |