PROTECTIVE HELMETS

• Main Authors: WAGNER, LORI L, GRUNDEN, BRADLEY L, ARVIDSON, BRIAN D, BHATNAGAR, ASHOK
• Format: Patent
• Language: English; French; German
• Published: 16.11.2011
• Subjects: HATS; HEAD COVERINGS; HEADWEAR; HUMAN NECESSITIES; MANUFACTURING OR TRIMMING HATS OR OTHER HEAD COVERINGS

A helmet shell formed from two types of high tenacity fibers in multiple layers of fibrous materials. The fibrous materials are in the form of layers of fibrous networks in a resin matrix. There are a plurality of each type of fibrous layers. Preferably the outer set of fibrous layers is formed from...