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:
Nov. 16, 2010
Filed:
Nov. 16, 2007
Paul G. Wilson, Waxahachie, TX (US);
Darrell R. Heine, Red Oak, TX (US);
John J. Andrews, Ennis, TX (US);
Louis T. Hahn, Waxahachie, TX (US);
Matti Kiik, Richardson, TX (US);
Paul G. Wilson, Waxahachie, TX (US);
Darrell R. Heine, Red Oak, TX (US);
John J. Andrews, Ennis, TX (US);
Louis T. Hahn, Waxahachie, TX (US);
Matti Kiik, Richardson, TX (US);
Elk Premium Building Products, Inc., Dallas, TX (US);
Abstract
Disclosed herein are embodiments of a multi-layer nonwoven fiber material, and related methods of manufacturing the material. In one exemplary embodiment, the fiber material includes a first layer of directionally aligned fibers together with a second layer of randomly dispersed fibers dispersed over the first layer. Consistent with one exemplary method for manufacturing a nonwoven fiber material, the method includes dispersing a first plurality of fibers horizontally in one or more predetermined directions, as well as dispersing a second plurality of fibers horizontally in random directions. In such an embodiment, the second plurality of fibers is dispersed over the first plurality of fibers. Moreover, an exemplary embodiment of a roofing shingle employing a nonwoven fiber material as described herein is as disclosed.