US 11,673,301 B2
Composite connectors and methods of manufacturing the same
James William Bernard, Brackley (GB); and Nathaniel M. Gray, Stratham, NH (US)
Assigned to CROMPTON TECHNOLOGY GROUP LIMITED, Solihull (GB)
Filed by Crompton Technology Group Limited, Solihull (GB)
Filed on Dec. 18, 2019, as Appl. No. 16/718,257.
Claims priority of application No. 19275041 (EP), filed on Apr. 2, 2019.
Prior Publication US 2020/0316830 A1, Oct. 8, 2020
Int. Cl. F16L 57/00 (2006.01); B29C 45/00 (2006.01); B29C 45/73 (2006.01); B29C 70/44 (2006.01); F16L 9/133 (2006.01)
CPC B29C 45/0005 (2013.01) [B29C 45/73 (2013.01); B29C 70/443 (2013.01); F16L 9/133 (2013.01); F16L 57/00 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A composite connector for a fluid transfer conduit comprising:
a tubular hub portion which extends substantially parallel to a central axis and comprises a tubular seal section; and
a flange portion which extends from the hub portion at an angle to the central axis;
wherein the seal section of the hub portion comprises an inner layer and an outer layer, the inner layer comprising thermoplastic polymer reinforced with continuous fibre oriented at least partially circumferentially and the outer layer comprising injection-moulded thermoplastic polymer; and
wherein the continuous fibre is present only in the tubular hub portion.