US 11,794,401 B2
High-efficiency filament helical winding devices
Jianguo Liang, Taiyuan (CN); Weilin Yin, Taiyuan (CN); Chunjiang Zhao, Taiyuan (CN); Yanchun Zhu, Taiyuan (CN); Chen Wang, Taiyuan (CN); Qi Zhang, Taiyuan (CN); and Xiaodong Zhao, Taiyuan (CN)
Assigned to TAIYUAN UNIVERSITY OF TECHNOLOGY, Taiyuan (CN)
Filed by TAIYUAN UNIVERSITY OF TECHNOLOGY, Shanxi (CN)
Filed on Oct. 20, 2022, as Appl. No. 18/48,044.
Application 18/048,044 is a continuation of application No. 17/805,463, filed on Jun. 5, 2022, granted, now 11,511,476.
Claims priority of application No. 202110633540.1 (CN), filed on Jun. 7, 2021.
Prior Publication US 2023/0069166 A1, Mar. 2, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B29C 53/70 (2006.01); B29C 53/60 (2006.01); B29L 31/00 (2006.01)
CPC B29C 53/70 (2013.01) [B29C 53/602 (2013.01); B29L 2031/7156 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A filament helical winding device, comprising a frame body, a plurality of multi-filar guides, and a telescopic mechanism, wherein
the frame body is provided with a first driving mechanism that drives each multi-filar guide to rotate; and the telescopic mechanism drives each multi-filar guide to slide; and
the telescopic mechanism includes a plurality of shifting fork mechanisms and a second driving mechanism, each multi-filar guide is connected to a shifting fork mechanism in the plurality of shifting fork mechanisms, and the second driving mechanism is connected to the shifting fork to drive the shifting fork to drive each multi-filar guide to slide.