(19)

(11)

EP 2 125 606 A1

(12)

(43) Date of publication: 02.12.2009 Bulletin 2009/49 (21) Application number: 08730579.3 (22) Date of filing: 22.02.2008

(51) International Patent Classification (IPC):  B81B 3/00(2006.01) F04B 43/00(2006.01) (86) International application number: PCT/US2008/054806 (87) International publication number: WO 2008/103963 (28.08.2008 Gazette 2008/35)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR (30) Priority: 22.02.2007 US 903139 P (71) Applicant: Sterling Investments LC Salt Lake City, UT 84108 (US)	(72) Inventors: JACOBSEN, Stephen, C. Salt Lake City, UT 84102 (US) ZURN, Shayne, M. Salt Lake City, UT 84109 (US) (74) Representative: Wombwell, Francis  Potts, Kerr & Co. 15, Hamilton Square Birkenhead Merseyside CH41 6BR Birkenhead Merseyside CH41 6BR (GB)