CPC F16L 33/34 (2013.01) | 17 Claims |
1. A spigot tube coupler, comprising:
a housing comprising:
a first fluid port disposed at a first end of the housing; and
a stop surface disposed at a second end of the housing; and
a spigot extending from the stop surface and configured to be inserted into a tube, the spigot comprising:
an insertion end;
a second fluid port disposed at the insertion end;
an outer surface;
a collar disposed at the insertion end of the spigot, the collar having an outer diameter greater than the outer surface of the spigot and the outer surface having a continuous diameter between the stop surface and the collar; and
one or more grooves disposed around the outer surface, wherein the one or more grooves are configured to receive a bonding agent to provide one or more bonding layers between the spigot and the tube,
wherein the collar comprises a retention wall defining an end to each of the one or more grooves that extend to the collar, the retention wall configured to contain the bonding agent within the one or more grooves.
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