基本信息:
- 专利标题： SPOOL FOR SUPPORTING A FILAMENT AND FILAMENT SPOOL
- 申请号：US17634266 申请日：2020-08-13
- 公开(公告)号：US20220324171A1 公开(公告)日：2022-10-13
- 发明人： Felix NEUMANN , Maurice DALPIAZ , Paul KUPKA , Tim HOLTRICH
- 申请人： Covestro (Netherlands) B.V.
- 申请人地址： NL Nieuwegein
- 专利权人： Covestro (Netherlands) B.V.
- 当前专利权人： Covestro (Netherlands) B.V.
- 当前专利权人地址： NL Nieuwegein
- 优先权： EP19192104.8 20190816
- 国际申请： PCT/EP2020/072805 WO 20200813
- 主分类号： B29C64/255
- IPC分类号： B29C64/255 ; B29C64/118 ; B33Y30/00
摘要：
The invention refers to a spool (10) for supporting a filament (90), comprising a first flange (21), a second flange (22) and a connector (30), the connector (30) connecting the first flange (21) and the second flange (22) and defining a winding surface (40) for winding the filament (90) about a winding axis (X). Thereat, a plurality of openings (33) is provided in the connector (30), the openings (33) running in radial direction (R). The invention also refers to a filament spool (80), comprising a spool (10) according to the invention and a filament (90), in particular a thermoplastic filament (90) for use in a 3D printer, the filament (90) being winded thereon.