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:
Aug. 19, 1997

Filed:

Jun. 29, 1995
Applicant:
Inventors:

Edward R Fyfe, Del Mar, CA (US);

Frederick P Isley, Jr, Tracy, CA (US);

Assignee:

Hexcel-Fyfe Co., L.L.C., Del Mar, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04G / ;
U.S. Cl.
CPC ...
52252 ; 5222314 ; 52296 ; 52299 ; 52514 ; 52516 ; 527215 ; 527232 ; 527364 ; 527413 ; 403265 ; 404-1 ; 404134 ; 264 36 ; 156 71 ;
Abstract

A technique for applying high strength fiber fabric to strengthen beams and the connection between beams and either supported platforms or supporting vertical columns is disclosed. Fabric made of high strength fibers such as glass, boron, or carbon, is laid over the connection between a beam and a platform, or between a beam and a supporting column, and impregnated with an epoxy resin or other polymer matrix. The fabric may be additionally fastened to the structural member using adhesives, fabric fasteners, or bolts. The invention is particularly well suited for retrofitting bridges, freeway overpasses, parking structures, and the like to prevent failure during an earthquake.


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