Patent ID: 8230885
Filing Date: 2012-07-31
Classification: F16L,Y10S

Abstract:
1. A fluid duct comprising: a flexible conduit pipe having a plurality of corrugated pipe sections and a plurality of smooth pipe sections arranged to follow one another in a mutually alternating manner; at least one duct connector having a conduit pipe connecting section insertable into one of the plurality of smooth pipe sections, the one smooth pipe section having a predetermined length shorter than a length of the conduit pipe connection section insertable into the one smooth pipe section; a supporting sleeve for each at least one duct connector being dimensioned to be longer than the one smooth pipe section, the supporting sleeve comprising: wherein, when the at least one duct connector is inserted by pushing it into the one smooth pipe section, the one smooth pipe section is pressed radially outwardly against an inner surface of the first sleeve section by the pushing, whereby the supporting sleeve presses the smooth pipe section against the conduit pipe connecting section.