(19)

(11)

EP 2 494 127 A1

(12)

(43) Date of publication: 05.09.2012 Bulletin 2012/36 (21) Application number: 10827296.4 (22) Date of filing: 21.07.2010

(51) International Patent Classification (IPC):  E04H 1/02(2006.01) (86) International application number: PCT/US2010/042700 (87) International publication number: WO 2011/053397 (05.05.2011 Gazette 2011/18)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: BA ME RS (30) Priority: 29.10.2009 WO PCT/US2009/005859 (71) Applicant: Shen, Kangna Nelson New York, NY 10013 (US)	(72) Inventor: Shen, Kangna Nelson New York, NY 10013 (US) (74) Representative: Kortekaas, Marcel C.J.A.  Exter Polak & Charlouis B.V. (EP&C) P.O. Box 3241 2280 GE Rijswijk 2280 GE Rijswijk (NL)