Connecting block for pipework in air conditioning systems in motor vehicles

摘要

Connecting block of the first pipe (2) to a second pipe (4), specifically in an air conditioning system which comprises of a first tubular section (1) of the first pipe (2) and a second tubular section (3) of the second pipe (4). These sections are in contact, one with the other through the intermediary of a joint seal (6). It is characterised in that the joint seal (6) contains two annular contact zones in contact with each of the first (1) and second tubular sections.