Patent ID: 7584751

Claim:
In a mask leakage tester, the improvement comprising an adapter for testing a mask outlet valve, the valve having a drink tube and a microphone connection port associated therewith, the adapter comprising portions opposing the valve and configured to connect the valve to the tester in sufficient isolation to test operation of the valve, wherein the portions include first and second notches configured to engage the drink tube and the microphone connection port, respectively, in an interference fit and wherein the adapter further comprises an overmold, wherein the overmold comprises a resiliently compressible polymeric material and herein the overmold has a surface defined thereon, wherein the portions of the adapter opposing the valve are defined by the surface of the overmold, wherein the adapter further comprises an insert secured to the overmold and having an insert surface at least partly underlying the surface of the adapter defined by the overmold; and wherein the insert is formed of a more rigid material than the overmold, the insert surface providing support for resilient compression of the surface defined on the overmold to facilitate engagement of the adapter and the valve to be tested.