Elwood A Smietana

US Patent:

7491950, Feb 17, 2009

Filed:

Jan 12, 2007

Appl. No.:

11/653127

Inventors:

Kenneth Joe Breyer - Colton CA, US
Bradley Steven Johnson - Cherry Valley CA, US
George Edward Johnston - Loma Linda CA, US
Martin Johnson - San Clemente CA, US
Elwood Smietana - Lake Forest CA, US
Ronald Hamburger - Belmont CA, US
Michael J. Rojansky - Alamo CA, US
John Shipp - Santa Ana CA, US

Assignee:

Loma Linda University Medical Center - Loma Linda CA

International Classification:

G21G 5/00

US Classification:

2504921, 521671

Abstract:

A method of seismic retrofitting a concrete structure includes removing material from a portion of the concrete structure by irradiating the portion with a laser beam having a laser energy density. The method further includes positioning a stabilization structure in proximity to the portion of the concrete structure. The method further includes attaching the stabilization structure to the portion of the concrete structure, whereby the stabilization structure provides structural support to the concrete structure.

US Patent:

20040010986, Jan 22, 2004

Filed:

Nov 27, 2002

Appl. No.:

10/307247

Inventors:

Kenneth Breyer - Colton CA, US
Bradley Johnson - Cherry Valley CA, US
George Johnston - Loma Linda CA, US
Martin Johnson - San Clemente CA, US
Elwood Smietana - Lake Forest CA, US
Ronald Hamburger - Belmont CA, US
Michael Rojansky - Alamo CA, US
John Shipp - Santa Ana CA, US

International Classification:

E04B001/98

US Classification:

052/167300

Abstract:

A method of seismic retrofitting a concrete structure includes removing material from a portion of the concrete structure by irradiating the portion with a laser beam having a laser energy density. The method further includes positioning a stabilization structure in proximity to the portion of the concrete structure. The method further includes attaching the stabilization structure to the portion of the concrete structure, whereby the stabilization structure provides structural support to the concrete structure.