| 摘要 |
Strings constituted at least in part of synthetic material are described made of a bundle of multifilaments selected from the class consisting of natural and synthetic filaments which is impregnated with a thermosettable adhesive, with the multifilaments in non twisted condition, the adhesive is allowed to polymerize partly, the string is twisted and polymerization is then completed. Such strings are of particular value in stringing tennis rackets. |
