The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 2011
Filed:
May. 14, 2008
Leopoldo Alejandro Carbajal, Newark, DE (US);
Minshon J. Chiou, Chesterfield, VA (US);
Patrick F. Fitzgerald, Colonial Heights, VA (US);
Leopoldo Alejandro Carbajal, Newark, DE (US);
Minshon J. Chiou, Chesterfield, VA (US);
Patrick F. Fitzgerald, Colonial Heights, VA (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
The present invention relates to body armor articles for resisting ballistic objects. The articles comprise woven fabric layers and sheet layers. The woven fabric layers are made from yarns having a tenacity of at least 7.3 grams per dtex and a modulus of at least 100 grams per dtex. The sheet layers comprise non-woven random oriented fibrous sheets and/or non fibrous films. The woven fabric layers and the sheet layers are stacked together comprising a first core section which includes at least two repeating units of, in order, at least one of the woven fabric layers then at least one of the sheet layers. The sheet layers comprise 0.5 to 30 wt % of the total weight of the article.