| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flexible hose, stored in a narrow space as planned without buckling in spite of bending to a large angle exceeding 90 degrees. <P>SOLUTION: This flexible hose is composed of a substantially cylindrical hose body 1A made of soft synthetic resin and a reinforcing core 2 spirally wound around the outer surface of the hose body 1A and fixed, which is made of hard synthetic resin. The thickness of the hose body 1A ranges from 0.2 mm to 0.7 mm, and the pitch of the reinforcing core is set to 0.5 to 0.9 times as large as the inside diameter D of the hose body 1A. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
