Patent ID: 8313123
Filing Date: 2012-11-20
Classification: F16L

Abstract:
1. A device for capping and sealing a refrigeration service valve fitting of quick disconnect type for minimizing unwanted seepage of refrigerant from the fitting, said device comprising: a cap defining a base and an open-ended sealing portion extending longitudinally from said base, said sealing portion defining first and second internal cylindrical surfaces; said first internal cylindrical surface defining a first internal diameter and said second internal cylindrical surface defining a second internal diameter greater than said first diameter; a first shoulder defining a boundary between said first and said second internal cylindrical surfaces; said first internal cylindrical surface defining at least a first annular groove therein spaced apart from said first shoulder; an annular, flexible sealing member positioned and held within said groove and extending inwardly from said first internal cylindrical surface for sealingly engaging said fitting when said device is positioned on said service valve fitting; and means in operative relationship with said sealing portion for removably retaining said device on said service valve fitting.