| 摘要 |
<p>A binding tool of friction welding type for tightening a strap of thermoplastics material around an object and frictionally welding overlapped portions of the strap together by relatively vibrating them and applying pressure to them, the tool comprising: means for tightening the strap, first strap portion pressure support means for fixing and supporting a first portion of the strap, second strap portion vibrating means for vibrating a second portion of the strap when overlapped with the first strap portion fixed on the first strap portion pressure support means, driving means for driving the second strap portion vibrating means and vibrating the same, pressure means for moving and pressing the second strap portion vibrating means against the first strap portion pressure support means, and means for removing the pressure means and the second strap portion vibrating means after completion of the friction welding together of the first and second strap portions. <IMAGE></p> |
