发明授权
US5356682A Ultrasonically spliced web 失效
超级拼接网

Ultrasonically spliced web
摘要:
Webs (12, 14) to be spliced are provided with end edges (24, 26) which are positioned with an overlap (38), covered by a metal buffer strip (60) and joined by application of ultrasonic energy (54, 62, 64).
公开/授权文献
信息查询
0/0