摘要 |
<p>The unwinder has a panel (1) and a steel rod divided into four sections by three bends (3, 4, 7). The panel comprises a groove (12) in which a section (5) of the rod is housed. An end (10) of rod section is pushed inside the panel upto 7 mm by compression, and a slit is formed along the section end. The end (10) is housed in a countersunk hole (13) preventing sliding in the groove.</p> |