| 摘要 |
Described is a connection system between modules for the evacuation of fumes designed to constitute a duct for the evacuation of fumes where the modules consist of tubular elements each of which comprises a male end (11) opposite to a female end (12), the male end (11) being equipped with a plurality of annular corrugations (13) and comprising a release clamp (15) located externally, whilst the female end comprises an annular border (17) forming an inner seat for housing a crown (18) equipped with a plurality of elastic teeth (19) folded towards the inside and oriented in the direction for inserting the male part of an adjacent tubular element, allowing its advance until the teeth (19) interfere with the annular corrugations (13). |
