Patent ID: 7500699
Filing Date: 2009-03-10
Classification: F16L

Abstract:
1. A pipe coupling sealingly engageable with a pipe end, said pipe coupling comprising: a coupling housing having a socket with a diameter sized to receive and circumferentially support said pipe end; a first expanded region positioned adjacent to one end of said socket, said first expanded region having a larger diameter than said socket; a sealing member positioned in said first expanded region to effect a seal between said pipe coupling and said pipe end; a second expanded region positioned adjacent to said first expanded region, said second expanded region forming an open end of said coupling housing for receiving said pipe end, a shoulder being positioned between said first and second expanded regions; a retainer positioned within said second expanded region and being engageable circumferentially with said pipe end for retaining said pipe end within said pipe coupling, said retainer having a circumferential retainer flange; and a clamping tab attached to said coupling housing and positioned at said open end, said clamping tab extending substantially radially inwardly in spaced relation to said shoulder and being biased toward said shoulder and clamping said retainer flange between said clamping tab and said shoulder for holding said retainer within said coupling housing.