ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,238, issued on Nov. 25, was assigned to SAERTEX GMBH & Co. KG (Saerbeck, Germany).
"Unidirectional laid nonwoven and use thereof" was invented by Dietmar Mocke (Munster, Germany), Steven Bakker (Munster, Germany) and Christoph Engeler (Telgte, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "For the production of components made of fiber-reinforced composites, in particular for the production of rotor blade belts, a unidirectional non-crimp fabric made of glass fiber rovings is provided, the non-crimp fabric having a first stabilizing layer on the underside thereof and a second stabilizing layer on the upper side thereof, which layers are sewn...