Patent ID: 6976712
Filing Date: 2005-12-20
Classification: F16L

Abstract:
1. A device for coupling two fluid carrying pipe sections, said device comprising: a substantially cylindrical coupling body having inside and outside walls and proximal and distal end openings; a retaining wall radially extending inward from the inside wall of said coupling body; sets of one or more annular sealing members positioned between said retaining wall and each of said ends of said body; and at least one clamp to asymmetrically apply pressure axially along said body to plastically deform at least one pipe section to form annular grooves for securing said at least one pipe section to said device and to form seals around said at least one pipe section by said sets of sealing members; and wherein substantial surface portions of said body, wall, and sealing members consist essentially of non-reactive material so said device can be used in corrosive applications.