2008 - Composite stiffener

prof. Ing. Ladislav Ševčík, CSc., doc. Ing. Petr Tůma, CSc., Ing. Michal Petrů, Ph.D., Ing. Tomáš Martinec, Ph.D., Ing. Radovan Kovář

Technická univerzita Liberec

Patent 305681

The present invention relates to a composite stiffener, in particular 3D enclosed frame composite stiffener, intended for reinforcing a part of motor vehicle body, such as tail door of passenger cars for restriction up to elimination of effects of stresses acting thereon during operation, wherein the stiffener consists of a composite layer (1), consisting of at least one layer (2) wound on a moulding core (4) of wound fibre strands (3), optionally so called rovings of glass, carbon or other similar continuous fibres saturated with a polymeric mat.

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