公开(公告)号：EP3884098A1

公开(公告)日：2021-09-29

申请号：EP19886558.6

申请日：2019-11-12

申请人： Inteva Products LLC

发明人： WENDEL, Darren ,  COX, Joseph ,  HABHAB, Ramez ,  WENZEL, Edward J.

IPC分类号： D05B19/00 ,  D05B3/00 ,  D05B57/00

公开(公告)号：EP4414493A1

公开(公告)日：2024-08-14

申请号：EP24154959.1

申请日：2024-01-31

申请人： Inteva Products, LLC

发明人： WENDEL, Darren ,  COX, Joseph ,  HABHAB, Ramez ,  WENZEL, Edward ,  HALLSTEDT, Nicholas ,  ROY, Michael

IPC分类号： D05B55/14 ,  D05B57/30 ,  D05B69/12 ,  D05B69/28

CPC分类号： D05B69/12 ,  D05B69/28 ,  D05B55/14 ,  D05B57/30

摘要： A sewing machine is provided. The sewing machine includes a structure including a spine and first and second elongate members extending from the spine and upper and lower head assemblies. The upper head assembly is in the first elongate member and includes first and second motors to drive sewing actions of the upper head assembly. The lower head assembly is in the second elongate member and includes first and second motors to drive sewing actions of the lower head assembly. The first motors of the upper and lower head assemblies and the second motors of the upper and lower head assemblies are synchronized without a mechanical drive connection between the upper and lower head assemblies.