Patent ID: 6619701
Filing Date: 2003-09-16
Classification: F16L

Abstract:
A connection for an end of a metal pipe and a part of a metal sleeve by cold-pressing deformation, wherein the metal sleeve has a deformable inner shell with a pipe limit stop, and the part of sleeve to be connected with the pipe end includes a deformation on its inner shell before uniform pressing over its axial length, and that the sleeve is combined with a screwed connection that is freely-rotatable with respect to the metal sleeve, wherein the screwed connection comprises a union nut, the union nut having internal threads facing another part of the metal sleeve, the union nut including a receiving cavity for a connecting element, the receiving cavity disposed in surrounding relation to the other part of the metal sleeve, and further including an elastomeric O-ring disposed primarily in an annular recess around an outer circumferential surface of the other part of the metal sleeve.