US 11,815,209 B2
Spigot tube coupler with bonding agent groove
Raymond P. Feith, Chino Hills, CA (US); Randy Kipp, Upland, CA (US); Soon Y. Park, Cypress, CA (US); and Siddarth K. Shevgoor, Mission Viejo, CA (US)
Assigned to CAREFUSION 303, INC., San Diego, CA (US)
Filed by CareFusion 303, Inc., San Diego, CA (US)
Filed on Feb. 22, 2023, as Appl. No. 18/112,901.
Application 18/112,901 is a continuation of application No. 17/482,757, filed on Sep. 23, 2021, granted, now 11,614,189.
Claims priority of provisional application 63/112,042, filed on Nov. 10, 2020.
Prior Publication US 2023/0194029 A1, Jun. 22, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F16L 33/34 (2006.01)
CPC F16L 33/34 (2013.01) 17 Claims
OG exemplary drawing
 
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.