Patent ID: 7854450

Claim:
A tube fixing structure in which a tube is fixed to a joint by means of a fixing member, the tube fixing structure comprising: a pipe having a first terminal end and a second terminal end, the first terminal end being fitted into the tube; and a main body that is connected with the second terminal end of the pipe and includes a protruding portion which protrudes in an axial direction, contacts an end of the tube and covers a portion of the pipe; and the fixing member comprising a cylindrical holder made of a flexible material, which cramps a portion of the tube, the holder having a through hole into which the tube is coaxially disposed and a slit formed to reach the through hole; wherein the holder is disposed to cover, from an outside of the tube, the first terminal end of the pipe, and an area on the outer surface of the pipe, which area is covered by the holder, is made smooth.