公开(公告)号：US11731849B2

公开(公告)日：2023-08-22

申请号：US16391026

申请日：2019-04-22

申请人： PREGIS INTELLIPACK LLC

发明人： George T. Bertram ,  Douglas Walker

IPC分类号： B65H23/182 ,  B65H75/18 ,  B65H75/30 ,  B65H19/12 ,  B65H23/06 ,  B65H16/10 ,  B65H23/185

CPC分类号： B65H23/182 ,  B65H19/126 ,  B65H75/185 ,  B65H75/30 ,  B65H16/103 ,  B65H19/123 ,  B65H23/063 ,  B65H23/066 ,  B65H23/185 ,  B65H2402/51 ,  B65H2701/11234 ,  B65H2801/63 ,  Y10T156/10 ,  Y10T156/17

摘要： Disclosed is a web handling system that includes a spindle having a spindle magnetic coupling portion and a roll core configured for receiving the spindle for mounting thereon and having a roll magnetic coupling portion, wherein the spindle and roll magnetic coupling portions are configured for magnetically attracting each other to hold the roll on the spindle.

公开(公告)号：US20190270607A1

公开(公告)日：2019-09-05

申请号：US16391026

申请日：2019-04-22

申请人： PREGIS INTELLIPACK LLC

发明人： George T. Bertram ,  Douglas Walker

IPC分类号： B65H23/182 ,  B65H19/12 ,  B65H75/18 ,  B65H75/30

摘要： Disclosed is a web handling system that includes a spindle having a spindle magnetic coupling portion and a roll core configured for receiving the spindle for mounting thereon and having a roll magnetic coupling portion, wherein the spindle and roll magnetic coupling portions are configured for magnetically attracting each other to hold the roll on the spindle.