STAINLESS STEEL MADE FLEXIBLE COUPLER DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a stainless steel made flexible coupler device at a low cost to make a finished article by simple assembly by reducing the number of parts and eliminating a connecting means such as welding. SOLUTION: A stainless steel made steel pipe 14 formed by bulging a blade fixing part 15 against a straight pipe part 12 on the other side of a stainless steel made flexible pipe 10 is integrated through a ring protruded part 16 for assembly and a ring bulged part 12a, and a blade fixing part 15 is directly bulged and formed on the straight pipe part 12 on the other side of the stainless steel made flexible pipe 10.