| 摘要 |
<p>A knitted covering or packing fabric has certain courses formed of a different, pref. more flexible, yarn than the yarn, used for the other courses, so that the fabric puckers to produce corrugations extending in the course direction and with the troughs extending along the courses of more flexible yarn. The fabric may be used for covering joints, forming electrical contacts packaging articles to absorb shock, etc.). The yarns may be plastic or metallic and the less flexible yarns may be thinner or of a different material.</p> |
