(19)

(11)

EP 2 231 939 A1

(12)

(43) Date of publication: 29.09.2010 Bulletin 2010/39 (21) Application number: 07844309.0 (22) Date of filing: 15.10.2007

(51) International Patent Classification (IPC):  E04B 1/16(2006.01) (86) International application number: PCT/US2007/081441 (87) International publication number: WO 2009/051589 (23.04.2009 Gazette 2009/17)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (71) Applicant: Consolidated Systems, INC. 650 Rosewood Drive Columbia, South Carolina 29201 (US)	(72) Inventor: COLLINS, Harry Columbia South Carolina 29205 (US) (74) Representative: Isern-Jara, Nuria  Avda. Diagonal 463 Bis 2° 08036 Barcelona 08036 Barcelona (ES)