Patent ID: 6193239
Filing Date: 2001-02-27
Classification: F16L

Abstract:
A tube joint comprising:a joint body having a through hole for being used as a fluid passage formed along an axial direction, and including a thread formed at least at one end;a nut member for being engaged with said one end of said joint body through said thread to connect a tube member to said joint body;an insert member for being inserted and fitted to an opening of said joint body, said insert member having an insert section to be inserted into said tube member and an expanded section protruding from one end of said tube member; anda collar member for being interposed between said tube member inserted into said insert section of said insert member and said opening of said joint body,wherein said nut member, said insert member and said collar member are capable of being exchanged with another nut member, another insert member and another collar member which are suitable for connection to another tube member having a different caliber.