Patent ID: 6354636
Filing Date: 2002-03-12
Classification: F16L

Abstract:
A tube connecting structure, for connecting two tubes with each other, comprisinga gasket member having a central opening and first and second annular recesses formed on opposite sides thereof along the outer periphery of the central opening, first and second tube members, each having a folded edge portion formed by folding an end thereof over the outer circumference of the tube member, wherein a convex end of the folded edge portion is brought into tight contact with the annular recess of the gasket member, first and second outer rings, each mounted onto the outer circumference of a body portion of the tube member so that a front end thereof is located behind the convex end of the folded edge portion and a rear end thereof is out of the folded edge portion, first and second presser members, each mounted onto the outer circumference of the tube member and having a contact section with the gasket member and an outer ring pressing section for pushing the rear end of the outer ring toward the mating outer ring, and a clamp member for compressing the first and second presser members together against the gasket member.