Multi-chambered cellular structure and method for manufacture

摘要: A fiber-reinforced plastic article of manufacture having a multi-chambered, cellular structure with an outer shell fluid foil shape leading edge smooth radius curvature and trailing [noncircular]cross section over substantial portion its length containing therein inner which extends between at least two opposite interior walls said thereby defining chambers within article, the shells being composed embedded on layer continuous roving fibrous reinforcement material, one comprising adjacent thicknesses rovings in parallel alignment each thickness diagonal orientation unbroken shape.