Ihara Science Corporation

Mamoru Asakawa

A stainless-steel fitting for resin tubes, which easily and securely connects resin tubes and is also inexpensive, is provided. Resin tube () is inserted into insert part (), provided on fitting main body (); nut () is screwed onto fitting main body () and sleeve () is moved; in the pipe fitting which presses and locks resin tube () between insert part () and sleeve (), a step part, composed of large diameter part () and small diameter part (), is formed on the outer surface of the sleeve part (); the length of small diameter part () is that wherein the end-face of the small diameter part () protrudes outward from nut (), when sleeve () is inserted into nut (); and nut () and sleeve () are integrated by pressing and spreading the inner diameter of this end-face.

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Shizuoko-ken, Japan

Mamoru Asakawa