| 摘要 |
<p>This invention relates to an improved machine for the automatic tension of belts for the furniture industry. <??>The machine at issue is capable of automatically feeding a plurality of belts (4) to fasten to the frames (2) used to produce seats or backrests of armchairs, sofas or similar, and which is equipped with means (9) suited to strain the belts, once these have been fastened by an end to the frame, all with the same force. <??>The machine is characterised by the fact that each tensioner (9) operates on a single belt and that said means are pneumatically activated by means of a common circuit, so that each tensioner applies on the belt the same force of traction. <IMAGE></p> |
