US 12,270,107 B2
Continuous multiple tow coating reactor
Ying She, East Hartford, CT (US); and John E. Holowczak, S. Windsor, CT (US)
Assigned to Raytheon Technologies Corporation, Farmington, CT (US)
Filed by Raytheon Technologies Corporation, Farmington, CT (US)
Filed on Jun. 1, 2023, as Appl. No. 18/204,799.
Application 18/204,799 is a division of application No. 17/169,696, filed on Feb. 8, 2021, granted, now 11,697,878.
Application 17/169,696 is a continuation of application No. 15/713,758, filed on Sep. 25, 2017, granted, now 10,941,491, issued on Mar. 9, 2021.
Prior Publication US 2023/0304157 A1, Sep. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C23C 16/54 (2006.01); C04B 35/628 (2006.01); C23C 16/32 (2006.01); C23C 16/34 (2006.01); C23C 16/455 (2006.01); D02J 1/18 (2006.01); B65H 57/16 (2006.01); B65H 57/18 (2006.01)
CPC C23C 16/54 (2013.01) [C04B 35/62844 (2013.01); C04B 35/62868 (2013.01); C04B 35/62878 (2013.01); C04B 35/62884 (2013.01); C23C 16/325 (2013.01); C23C 16/342 (2013.01); C23C 16/455 (2013.01); C23C 16/545 (2013.01); D02J 1/18 (2013.01); B65H 57/16 (2013.01); B65H 57/18 (2013.01); C04B 2235/5224 (2013.01); C04B 2235/5228 (2013.01); C04B 2235/524 (2013.01); C04B 2235/5244 (2013.01); C04B 2235/5264 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for coating a fiber tow comprising:
moving a fiber tow across a wedge to separate the fiber tow into a plurality of sub-tows, wherein the wedge includes a plurality of longitudinal grooves and a plurality of fins within each of the plurality of longitudinal grooves. each of the plurality of longitudinal grooves configured to receive one of the plurality of sub-tows; and
coating the plurality of sub-tows.