Patent ID: 6550823
Filing Date: 2003-04-22
Classification: F16L,F24F

Abstract:
A flange connection for pipes, the flange connection comprising a plug connection member comprised of a pipe section and a flange connected to one end of the pipe section, wherein the pipe section has a mounting seat and a sealing seat, wherein the plug connection member further comprises a first sealing ring seated in an initial position in the mounting seat, wherein the first sealing ring is configured to roll from the mounting seat into the sealing seat and into a sealing position when the pipe section is inserted into a pipe end, wherein the flange has an end face with an outer rim and widens from the outer rim radially inwardly in an axial direction of the pipe section and forms a step proximal to the pipe section, wherein the flange connection further comprises a counter member, having a counter flange shaped identically to the flange of the plug connection member, and a clamping device having a cross-section matching a cross-section of the flange of the plug connection member and of the counter flange when positioned with the end faces in an abutting position, wherein the clamping device is configured to clamp the flange and counter flange against one another in the abutting position for securing the flange connection.