| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide parts a sewing machine with which the mechanical properties equivalent to those of steel products and weight reduction may be achieved. SOLUTION: A frame section 2 which is at least part of parts used for the moving parts of the sewing machine, for example, a needle bar supporting base 1 is formed of a long fiber reinforced resin consisting essentially of long fibers.</p> |
