| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a tube fitting in simple structure, capable of providing high sealing precision by using reaction force, excellent in piping workability, to prevent liquid standing and excellent in sanitation. SOLUTION: It is furnished with a male mold coupler part 1 having a flange part 3 peripherally provided on an end surface of a tubular body 2, a closely spaced piece part 4 formed in an outside diameter smaller than an outside diameter of the flange part 3 coaxially with the tubular body 2 through a clearance part 6 extended from an end surface of the flange part 3 and a protruded line part 5 formed on a joint surface of the closely spaced piece part 4, a female mold coupler part 7 having a flange part 9 peripherally provided on an end surface and a sealed surface 1 formed on an end surface of the flange part 9 and a connecting member 11 to connect the male mold coupler part 1 and the female mold coupler part 7 to each other.</p> |
