Connecting piece-tube-coupling for connecting connecting piece with tube, has tube stuck in tube clamping section between connecting piece and outer fixing element, and expansion collar including free end with increased tube diameter

摘要

The coupling (1) has a tube (3) including an inner fixing element (4) arranged at a distance from a free end (21) of the tube. The element is fixed in a position in a tube direction. An outer fixing element (2) encompasses the tube from the end. The element (2) is position-fixed in the direction. A connecting piece (5) is accommodated in the coupling by the end, and is attached against the element (4). The tube is stuck in a tube clamping section between the piece and the element (2). An expansion collar (9) has a free end with an increased tube diameter.