| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a light and inexpensive pipe coupling, dividing functions required for the pipe coupling, and divided into inner and outer parts (a coupling body and an outer skin) which are formed of resin respectively satisfying the functions. <P>SOLUTION: This pipe coupling includes: a coupling body constituting the whole passage formed of resin having a bending elastic modulus of 8,000 to 14,000 MPa (e.g. FORTRON 1140A1) and an outer skin formed of resin having a bending elastic modulus of 800 to 3,000 MPa (e.g. TROGAMIDE CX7323) to cover the coupling body. 1: coupling body 2: passage 3: inner cylinder 11: outer skin. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
