Ring for pipe connections has protruding shoulder connecting semi-circular tongues and with pair of corner protrusions and pair of recesses, and locking hooks in end of one semi-circular tongue fitting in holes in end of second tongue

摘要

The ring has a first (05) and a second (06) semi-circular shaped tongue interconnected by a protruding shoulder (30) which has a pair of corner protrusions (31) and a pair of recesses (32). The first semi-circular tongue has an end section (10) with a number of adjustment holes (11). The second semi-circular tongue has a second end section (20) with a first locking hook (21) which fits in one of the adjustment holes, and a second locking hook (22) which fits in one of the other adjustment holes.