Patent ID: 7549677

Claim:
Device for sealingly linking two end pieces of a fluid line system, the device having a casing part into which the end pieces can be inserted, an inner part that can be introduced into the casing part via a first introduction area, and a sealing unit that is surrounded by the casing part and is set up for the mutual sealing of the end pieces, characterized in that the inner part ( 13 ) is supported inside the casing part ( 1 ) in an axially displaceable manner and can be expelled via the first introduction area ( 2 ), inside a second introduction area ( 3 ) of the casing part ( 1 ), the sealing unit ( 21 ) can be fixed, detachably from the inner part ( 13 ), with a retaining structure ( 19 ) configured on the inner part ( 13 ), configured inside the casing part ( 1 ) between the first introduction area ( 2 ) and the second introduction area ( 3 ) is an abutment ( 12 ) with which the sealing unit ( 21 ), starting from an arrangement fixed with the inner part ( 13 ), comes into engagement by means of an axial movement of the inner part ( 13 ) from the second introduction area ( 3 ) towards the first introduction area ( 2 ), and the inner part ( 13 ) exhibits a contact surface ( 20 ) which, when an end piece ( 25 ) is introduced into the second introduction area ( 3 ), comes into engagement with this end piece ( 25 ) so that the inner part ( 13 ) is displaced towards the first introduction area ( 2 ), thus releasing the sealing unit ( 21 ), and can be removed from the casing part ( 1 ).