Patent ID: 8991871
Filing Date: 2015-03-31
Classification: F16L,Y10T

Abstract:
1. An apparatus for connecting double jacketed pipes, comprising two pipe coupling parts ( 1 , 2 ; 21 , 22 ; 41 , 42 ; 41 ′, 42 ′; 61 , 62 ) corresponding to one another and a locking element ( 16 ; 36 ; 56 ; 56 ′, 76 ) for axially connecting the pipe coupling parts ( 1 , 2 ; 21 , 22 ; 41 , 42 ; 41 ′, 42 ′; 61 , 62 ); the pipe coupling parts ( characterized in that at least one of the pipe coupling parts ( wherein the inner ring (