| 摘要 |
Intended to improve the longitudinal welding of a film 14 around a reel of fabric or the like 15, and also the welding of the ends 14' of said film 14, which is achieved by means of means for tensioning the film which are formed by the plates 27 acting on said film 14 and subsequent longitudinal welding with the saw-tooth welder 17. The longitudinal welding is carried out regularly with the aid of the meshing of the toothed lower parts (10') of the ties (chocks) 10 with the gear 13 with rotary shaft 19. <IMAGE>
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