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.

Date of Patent:
Apr. 05, 2016

Filed:

Jul. 09, 2015
Applicant:

Lehigh University, Bethlehem, PA (US);

Inventors:

Clay Naito, Coopersburg, PA (US);

Patrick Trasborg, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C 2/288 (2006.01); E04B 1/76 (2006.01); E04C 2/04 (2006.01); E04B 2/00 (2006.01);
U.S. Cl.
CPC ...
E04C 2/2885 (2013.01); E04B 1/76 (2013.01); E04C 2/044 (2013.01); E04C 2/46 (2013.01); E04B 2103/02 (2013.01); E04C 2002/046 (2013.01);
Abstract

An insulated composite structural panel comprises a first concrete layer, a second concrete layer, and an insulation layer disposed therebetween. One or more shear ties are embedded in the panel. The shear ties include a base portion and a plurality of elongated anchor elements extending from the base portion. A portion of each anchor element extends through the first and second concrete layers and insulation layer. The tie is formed of a material exhibiting ductile elastic-plastic behavior under an applied shear load. In a non-limiting example, the tie may be formed of a fiber reinforced polymer. The tie is constructed and acts to form stable flexural hinges at the interface between the insulation layer and each concrete layer. During a shear load event, portions of the anchor elements within the insulation laterally deform in a ductile manner to keep the structural panel relatively intact.


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