US 11,926,130 B1
Fiber reinforced thermoplastic composite body panel
Bradley Allen Newcomb, Troy, MI (US); Thomas S. Prevost, West Bloomfield, MI (US); Bhavesh Shah, Troy, MI (US); Julien P Mourou, Bloomfield Hills, MI (US); and Xiaosong Huang, Novi, MI (US)
Assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed by GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed on Aug. 30, 2022, as Appl. No. 17/899,127.
Int. Cl. B32B 3/10 (2006.01); B29C 70/16 (2006.01); B29C 70/20 (2006.01); B32B 3/30 (2006.01); B32B 5/06 (2006.01); B32B 5/12 (2006.01); B32B 7/09 (2019.01); B32B 9/04 (2006.01); B32B 27/06 (2006.01); B32B 37/15 (2006.01); B32B 38/00 (2006.01)
CPC B32B 3/10 (2013.01) [B29C 70/16 (2013.01); B29C 70/20 (2013.01); B32B 3/30 (2013.01); B32B 5/06 (2013.01); B32B 5/12 (2013.01); B32B 7/09 (2019.01); B32B 9/047 (2013.01); B32B 27/06 (2013.01); B32B 37/15 (2013.01); B32B 38/00 (2013.01); B32B 2038/008 (2013.01); B32B 2255/10 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/02 (2013.01); B32B 2262/10 (2013.01); B32B 2262/101 (2013.01); B32B 2262/106 (2013.01); B32B 2305/10 (2013.01); B32B 2307/54 (2013.01); B32B 2307/72 (2013.01); B32B 2307/732 (2013.01); B32B 2313/04 (2013.01); B32B 2315/08 (2013.01); B32B 2318/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A composite panel, comprising:
a backing substrate;
a first plurality of fiber tows,
wherein the first plurality of fiber tows is stitched to a first surface of the backing substrate in a predetermined pattern to form a fiber reinforced insert;
a first polymer layer encapsulating the first surface of the backing substrate and the first plurality of fiber tows; and
a second plurality of fiber tows stitched to a second surface of the backing substrate in a second predetermined pattern to form one or more ribs.