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专利名称：Tensioning- and friction welding apparatus发明人：Peter Lehmann申请号：US05/774255申请日：19770304公开号：US04096019A公开日：19780620
摘要：A tensioning- and friction welding apparatus for strapping a band formed ofthermoplastic material about an article or object, comprising a welding-clamping jawdriven for to-and-fro movement relative to a counter- clamping jaw by means of aninclined drive lever or the like. The jaws engage with the ends of the bands clampedtherebetween and which are also engaged by a reverse movement-blocking device,tension such band ends and after reaching a predestined band tension weld the bandends to one another. The counter-clamping jaw is locked in a work position and can bereleased therefrom and displaced in the tensioning direction.
申请人：STRAPEX AG
代理人：Werner W. Kleeman
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