公开(公告)号：US06189199B1

公开(公告)日：2001-02-20

申请号：US08816216

申请日：1997-03-12

Applicant: Koji Ouchi ,  Tokuju Maeno ,  Yoshihiro Namekawa ,  Hideki Hagiwara ,  Katsuhiro Aoyagi ,  Norio Tanioka ,  Kenji Hirose ,  Hisanobu Kanamaru ,  Hiroya Murakami

Inventor： Koji Ouchi ,  Tokuju Maeno ,  Yoshihiro Namekawa ,  Hideki Hagiwara ,  Katsuhiro Aoyagi ,  Norio Tanioka ,  Kenji Hirose ,  Hisanobu Kanamaru ,  Hiroya Murakami

IPC: B23P1304

CPC classification number: F16L33/207 ,  Y10T29/49428 ,  Y10T29/49435 ,  Y10T29/49995

Abstract: A method of manufacturing a hose coupling from an intermediate blank material, the hose coupling having an inner tube or tubular nipple portion, an outer tube or tubular sleeve portion and a head portion, all formed by plastic deformation from an intermediate blank material. The head portion is provided with a bore at an end opposite the end where the nipple portion and the sleeve portion are joined. In addition, the head portion is internally provided with a female thread and a conical seal portion.

Abstract translation: 一种从中间坯料制造软管接头的方法，所述软管接头具有内管或管状接头部分，外管或管状套管部分和头部，全部由来自中间坯料的塑性变形形成。 头部在与乳头部分和套筒部分接合的端部相对的端部处设置有孔。 此外，头部内部设置有内螺纹和锥形密封部。