Patent ID: 7866707

Claim:
A pipe coupling comprising: a housing; in said housing, a first seal anchor configured to engage a pipe, said anchor having a generally L-shaped cross-section; said anchor having a first limb segment extending in a generally axial direction relative to pipe connected by the pipe coupling; said anchor having a second limb segment extending at an acute angle to said first limb segment; a transition between said first limb segment and said second limb segment, said transition being an arcuate segment with radius; a plurality of open-gap slits provided in said second limb segment, said open-gap slits running in a longitudinal direction and extending through said transition and through said first limb segment, said open-gap slits extending over the total width of said anchor; a plurality of first limbs defined by said open-gap slits in said first limb segment; a plurality of second limbs defined by said open-gap slits in said second limb segment; each said open-gap slit having at least one respective deformable web running substantially transversely to said respective open-gap slit, and located intermediate to ends of said respective open-gap slit; and, a seal configured to frictionally connect pipes, said seal having an external end enclosed by said anchor, and said seal being arranged in said housing.